diff --git a/ghost/core/core/server/services/member-attribution/index.js b/ghost/core/core/server/services/member-attribution/index.js
index e0d00de3e1..98e2014827 100644
--- a/ghost/core/core/server/services/member-attribution/index.js
+++ b/ghost/core/core/server/services/member-attribution/index.js
@@ -35,7 +35,8 @@ class MemberAttributionServiceWrapper {
         this.service = new MemberAttributionService({
             models: {
                 MemberCreatedEvent: models.MemberCreatedEvent,
-                SubscriptionCreatedEvent: models.SubscriptionCreatedEvent
+                SubscriptionCreatedEvent: models.SubscriptionCreatedEvent,
+                Integration: models.Integration
             },
             attributionBuilder: this.attributionBuilder
         });
diff --git a/ghost/core/test/e2e-api/admin/__snapshots__/members.test.js.snap b/ghost/core/test/e2e-api/admin/__snapshots__/members.test.js.snap
index 077c2d549c..911073f6cf 100644
--- a/ghost/core/test/e2e-api/admin/__snapshots__/members.test.js.snap
+++ b/ghost/core/test/e2e-api/admin/__snapshots__/members.test.js.snap
@@ -539,7 +539,15 @@ exports[`Members API Can add 1: [body] 1`] = `
 Object {
   "members": Array [
     Object {
-      "attribution": null,
+      "attribution": Object {
+        "id": null,
+        "referrer_medium": "Ghost Admin",
+        "referrer_source": "Created manually",
+        "referrer_url": null,
+        "title": null,
+        "type": "url",
+        "url": null,
+      },
       "avatar_image": null,
       "comped": false,
       "created_at": StringMatching /\\\\d\\{4\\}-\\\\d\\{2\\}-\\\\d\\{2\\}T\\\\d\\{2\\}:\\\\d\\{2\\}:\\\\d\\{2\\}\\\\\\.000Z/,
@@ -569,7 +577,7 @@ exports[`Members API Can add 2: [headers] 1`] = `
 Object {
   "access-control-allow-origin": "http://127.0.0.1:2369",
   "cache-control": "no-cache, private, no-store, must-revalidate, max-stale=0, post-check=0, pre-check=0",
-  "content-length": "641",
+  "content-length": "774",
   "content-type": "application/json; charset=utf-8",
   "etag": StringMatching /\\(\\?:W\\\\/\\)\\?"\\(\\?:\\[ !#-\\\\x7E\\\\x80-\\\\xFF\\]\\*\\|\\\\r\\\\n\\[\\\\t \\]\\|\\\\\\\\\\.\\)\\*"/,
   "location": StringMatching /https\\?:\\\\/\\\\/\\.\\*\\?\\\\/members\\\\/\\[a-f0-9\\]\\{24\\}\\\\//,
@@ -582,7 +590,15 @@ exports[`Members API Can add a member that is not subscribed (old) 1: [body] 1`]
 Object {
   "members": Array [
     Object {
-      "attribution": null,
+      "attribution": Object {
+        "id": null,
+        "referrer_medium": "Ghost Admin",
+        "referrer_source": "Created manually",
+        "referrer_url": null,
+        "title": null,
+        "type": "url",
+        "url": null,
+      },
       "avatar_image": null,
       "comped": false,
       "created_at": StringMatching /\\\\d\\{4\\}-\\\\d\\{2\\}-\\\\d\\{2\\}T\\\\d\\{2\\}:\\\\d\\{2\\}:\\\\d\\{2\\}\\\\\\.000Z/,
@@ -612,7 +628,7 @@ exports[`Members API Can add a member that is not subscribed (old) 2: [headers]
 Object {
   "access-control-allow-origin": "http://127.0.0.1:2369",
   "cache-control": "no-cache, private, no-store, must-revalidate, max-stale=0, post-check=0, pre-check=0",
-  "content-length": "517",
+  "content-length": "650",
   "content-type": "application/json; charset=utf-8",
   "etag": StringMatching /\\(\\?:W\\\\/\\)\\?"\\(\\?:\\[ !#-\\\\x7E\\\\x80-\\\\xFF\\]\\*\\|\\\\r\\\\n\\[\\\\t \\]\\|\\\\\\\\\\.\\)\\*"/,
   "location": Any<String>,
@@ -652,7 +668,15 @@ Object {
       "subscribed": true,
       "subscriptions": Array [
         Object {
-          "attribution": null,
+          "attribution": Object {
+            "id": null,
+            "referrer_medium": null,
+            "referrer_source": null,
+            "referrer_url": null,
+            "title": null,
+            "type": "url",
+            "url": null,
+          },
           "cancel_at_period_end": false,
           "cancellation_reason": null,
           "current_period_end": Any<String>,
@@ -703,7 +727,7 @@ exports[`Members API Can add a subscription 2: [headers] 1`] = `
 Object {
   "access-control-allow-origin": "http://127.0.0.1:2369",
   "cache-control": "no-cache, private, no-store, must-revalidate, max-stale=0, post-check=0, pre-check=0",
-  "content-length": "2375",
+  "content-length": "2485",
   "content-type": "application/json; charset=utf-8",
   "etag": StringMatching /\\(\\?:W\\\\/\\)\\?"\\(\\?:\\[ !#-\\\\x7E\\\\x80-\\\\xFF\\]\\*\\|\\\\r\\\\n\\[\\\\t \\]\\|\\\\\\\\\\.\\)\\*"/,
   "vary": "Accept-Version, Origin, Accept-Encoding",
@@ -742,7 +766,15 @@ Object {
       "subscribed": true,
       "subscriptions": Array [
         Object {
-          "attribution": null,
+          "attribution": Object {
+            "id": null,
+            "referrer_medium": null,
+            "referrer_source": null,
+            "referrer_url": null,
+            "title": null,
+            "type": "url",
+            "url": null,
+          },
           "cancel_at_period_end": false,
           "cancellation_reason": null,
           "current_period_end": Any<String>,
@@ -793,7 +825,7 @@ exports[`Members API Can add a subscription 4: [headers] 1`] = `
 Object {
   "access-control-allow-origin": "http://127.0.0.1:2369",
   "cache-control": "no-cache, private, no-store, must-revalidate, max-stale=0, post-check=0, pre-check=0",
-  "content-length": "2375",
+  "content-length": "2485",
   "content-type": "application/json; charset=utf-8",
   "etag": StringMatching /\\(\\?:W\\\\/\\)\\?"\\(\\?:\\[ !#-\\\\x7E\\\\x80-\\\\xFF\\]\\*\\|\\\\r\\\\n\\[\\\\t \\]\\|\\\\\\\\\\.\\)\\*"/,
   "vary": "Accept-Version, Origin, Accept-Encoding",
@@ -805,7 +837,15 @@ exports[`Members API Can add and edit with custom newsletters 1: [body] 1`] = `
 Object {
   "members": Array [
     Object {
-      "attribution": null,
+      "attribution": Object {
+        "id": null,
+        "referrer_medium": "Ghost Admin",
+        "referrer_source": "Created manually",
+        "referrer_url": null,
+        "title": null,
+        "type": "url",
+        "url": null,
+      },
       "avatar_image": null,
       "comped": false,
       "created_at": StringMatching /\\\\d\\{4\\}-\\\\d\\{2\\}-\\\\d\\{2\\}T\\\\d\\{2\\}:\\\\d\\{2\\}:\\\\d\\{2\\}\\\\\\.000Z/,
@@ -862,7 +902,7 @@ exports[`Members API Can add and edit with custom newsletters 2: [headers] 1`] =
 Object {
   "access-control-allow-origin": "http://127.0.0.1:2369",
   "cache-control": "no-cache, private, no-store, must-revalidate, max-stale=0, post-check=0, pre-check=0",
-  "content-length": "1361",
+  "content-length": "1494",
   "content-type": "application/json; charset=utf-8",
   "etag": StringMatching /\\(\\?:W\\\\/\\)\\?"\\(\\?:\\[ !#-\\\\x7E\\\\x80-\\\\xFF\\]\\*\\|\\\\r\\\\n\\[\\\\t \\]\\|\\\\\\\\\\.\\)\\*"/,
   "location": StringMatching /https\\?:\\\\/\\\\/\\.\\*\\?\\\\/members\\\\/\\[a-f0-9\\]\\{24\\}\\\\//,
@@ -875,7 +915,15 @@ exports[`Members API Can add and edit with custom newsletters 3: [body] 1`] = `
 Object {
   "members": Array [
     Object {
-      "attribution": null,
+      "attribution": Object {
+        "id": null,
+        "referrer_medium": "Ghost Admin",
+        "referrer_source": "Created manually",
+        "referrer_url": null,
+        "title": null,
+        "type": "url",
+        "url": null,
+      },
       "avatar_image": null,
       "comped": false,
       "created_at": StringMatching /\\\\d\\{4\\}-\\\\d\\{2\\}-\\\\d\\{2\\}T\\\\d\\{2\\}:\\\\d\\{2\\}:\\\\d\\{2\\}\\\\\\.000Z/,
@@ -932,7 +980,7 @@ exports[`Members API Can add and edit with custom newsletters 4: [headers] 1`] =
 Object {
   "access-control-allow-origin": "http://127.0.0.1:2369",
   "cache-control": "no-cache, private, no-store, must-revalidate, max-stale=0, post-check=0, pre-check=0",
-  "content-length": "1360",
+  "content-length": "1493",
   "content-type": "application/json; charset=utf-8",
   "etag": StringMatching /\\(\\?:W\\\\/\\)\\?"\\(\\?:\\[ !#-\\\\x7E\\\\x80-\\\\xFF\\]\\*\\|\\\\r\\\\n\\[\\\\t \\]\\|\\\\\\\\\\.\\)\\*"/,
   "vary": "Accept-Version, Origin, Accept-Encoding",
@@ -944,7 +992,15 @@ exports[`Members API Can add and send a signup confirmation email (old) 1: [body
 Object {
   "members": Array [
     Object {
-      "attribution": null,
+      "attribution": Object {
+        "id": null,
+        "referrer_medium": "Ghost Admin",
+        "referrer_source": "Created manually",
+        "referrer_url": null,
+        "title": null,
+        "type": "url",
+        "url": null,
+      },
       "avatar_image": null,
       "comped": false,
       "created_at": StringMatching /\\\\d\\{4\\}-\\\\d\\{2\\}-\\\\d\\{2\\}T\\\\d\\{2\\}:\\\\d\\{2\\}:\\\\d\\{2\\}\\\\\\.000Z/,
@@ -1027,7 +1083,7 @@ exports[`Members API Can add and send a signup confirmation email (old) 2: [head
 Object {
   "access-control-allow-origin": "http://127.0.0.1:2369",
   "cache-control": "no-cache, private, no-store, must-revalidate, max-stale=0, post-check=0, pre-check=0",
-  "content-length": "1856",
+  "content-length": "1989",
   "content-type": "application/json; charset=utf-8",
   "etag": StringMatching /\\(\\?:W\\\\/\\)\\?"\\(\\?:\\[ !#-\\\\x7E\\\\x80-\\\\xFF\\]\\*\\|\\\\r\\\\n\\[\\\\t \\]\\|\\\\\\\\\\.\\)\\*"/,
   "location": Any<String>,
@@ -1050,7 +1106,15 @@ exports[`Members API Can add and send a signup confirmation email 1: [body] 1`]
 Object {
   "members": Array [
     Object {
-      "attribution": null,
+      "attribution": Object {
+        "id": null,
+        "referrer_medium": "Ghost Admin",
+        "referrer_source": "Created manually",
+        "referrer_url": null,
+        "title": null,
+        "type": "url",
+        "url": null,
+      },
       "avatar_image": null,
       "comped": false,
       "created_at": StringMatching /\\\\d\\{4\\}-\\\\d\\{2\\}-\\\\d\\{2\\}T\\\\d\\{2\\}:\\\\d\\{2\\}:\\\\d\\{2\\}\\\\\\.000Z/,
@@ -1133,7 +1197,7 @@ exports[`Members API Can add and send a signup confirmation email 2: [headers] 1
 Object {
   "access-control-allow-origin": "http://127.0.0.1:2369",
   "cache-control": "no-cache, private, no-store, must-revalidate, max-stale=0, post-check=0, pre-check=0",
-  "content-length": "1851",
+  "content-length": "1984",
   "content-type": "application/json; charset=utf-8",
   "etag": StringMatching /\\(\\?:W\\\\/\\)\\?"\\(\\?:\\[ !#-\\\\x7E\\\\x80-\\\\xFF\\]\\*\\|\\\\r\\\\n\\[\\\\t \\]\\|\\\\\\\\\\.\\)\\*"/,
   "location": Any<String>,
@@ -1156,7 +1220,15 @@ exports[`Members API Can add complimentary subscription (out of date) 1: [body]
 Object {
   "members": Array [
     Object {
-      "attribution": null,
+      "attribution": Object {
+        "id": null,
+        "referrer_medium": "Ghost Admin",
+        "referrer_source": "Created manually",
+        "referrer_url": null,
+        "title": null,
+        "type": "url",
+        "url": null,
+      },
       "avatar_image": null,
       "comped": false,
       "created_at": StringMatching /\\\\d\\{4\\}-\\\\d\\{2\\}-\\\\d\\{2\\}T\\\\d\\{2\\}:\\\\d\\{2\\}:\\\\d\\{2\\}\\\\\\.000Z/,
@@ -1186,7 +1258,7 @@ exports[`Members API Can add complimentary subscription (out of date) 2: [header
 Object {
   "access-control-allow-origin": "http://127.0.0.1:2369",
   "cache-control": "no-cache, private, no-store, must-revalidate, max-stale=0, post-check=0, pre-check=0",
-  "content-length": "1119",
+  "content-length": "1252",
   "content-type": "application/json; charset=utf-8",
   "etag": StringMatching /\\(\\?:W\\\\/\\)\\?"\\(\\?:\\[ !#-\\\\x7E\\\\x80-\\\\xFF\\]\\*\\|\\\\r\\\\n\\[\\\\t \\]\\|\\\\\\\\\\.\\)\\*"/,
   "location": StringMatching /https\\?:\\\\/\\\\/\\.\\*\\?\\\\/members\\\\/\\[a-f0-9\\]\\{24\\}\\\\//,
@@ -1199,7 +1271,15 @@ exports[`Members API Can add complimentary subscription (out of date) 3: [body]
 Object {
   "members": Array [
     Object {
-      "attribution": null,
+      "attribution": Object {
+        "id": null,
+        "referrer_medium": "Ghost Admin",
+        "referrer_source": "Created manually",
+        "referrer_url": null,
+        "title": null,
+        "type": "url",
+        "url": null,
+      },
       "avatar_image": null,
       "comped": true,
       "created_at": StringMatching /\\\\d\\{4\\}-\\\\d\\{2\\}-\\\\d\\{2\\}T\\\\d\\{2\\}:\\\\d\\{2\\}:\\\\d\\{2\\}\\\\\\.000Z/,
@@ -1246,7 +1326,7 @@ exports[`Members API Can add complimentary subscription (out of date) 4: [header
 Object {
   "access-control-allow-origin": "http://127.0.0.1:2369",
   "cache-control": "no-cache, private, no-store, must-revalidate, max-stale=0, post-check=0, pre-check=0",
-  "content-length": "2655",
+  "content-length": "2898",
   "content-type": "application/json; charset=utf-8",
   "etag": StringMatching /\\(\\?:W\\\\/\\)\\?"\\(\\?:\\[ !#-\\\\x7E\\\\x80-\\\\xFF\\]\\*\\|\\\\r\\\\n\\[\\\\t \\]\\|\\\\\\\\\\.\\)\\*"/,
   "vary": "Accept-Version, Origin, Accept-Encoding",
@@ -1555,7 +1635,15 @@ exports[`Members API Can create a member with an existing complimentary subscrip
 Object {
   "members": Array [
     Object {
-      "attribution": null,
+      "attribution": Object {
+        "id": null,
+        "referrer_medium": "Ghost Admin",
+        "referrer_source": "Created manually",
+        "referrer_url": null,
+        "title": null,
+        "type": "url",
+        "url": null,
+      },
       "avatar_image": null,
       "comped": true,
       "created_at": StringMatching /\\\\d\\{4\\}-\\\\d\\{2\\}-\\\\d\\{2\\}T\\\\d\\{2\\}:\\\\d\\{2\\}:\\\\d\\{2\\}\\\\\\.000Z/,
@@ -1629,7 +1717,7 @@ exports[`Members API Can create a member with an existing complimentary subscrip
 Object {
   "access-control-allow-origin": "http://127.0.0.1:2369",
   "cache-control": "no-cache, private, no-store, must-revalidate, max-stale=0, post-check=0, pre-check=0",
-  "content-length": "2706",
+  "content-length": "2949",
   "content-type": "application/json; charset=utf-8",
   "etag": StringMatching /\\(\\?:W\\\\/\\)\\?"\\(\\?:\\[ !#-\\\\x7E\\\\x80-\\\\xFF\\]\\*\\|\\\\r\\\\n\\[\\\\t \\]\\|\\\\\\\\\\.\\)\\*"/,
   "location": StringMatching /https\\?:\\\\/\\\\/\\.\\*\\?\\\\/members\\\\/\\[a-f0-9\\]\\{24\\}\\\\//,
@@ -1642,7 +1730,15 @@ exports[`Members API Can create a member with an existing paid subscription 1: [
 Object {
   "members": Array [
     Object {
-      "attribution": null,
+      "attribution": Object {
+        "id": null,
+        "referrer_medium": "Ghost Admin",
+        "referrer_source": "Created manually",
+        "referrer_url": null,
+        "title": null,
+        "type": "url",
+        "url": null,
+      },
       "avatar_image": null,
       "comped": false,
       "created_at": StringMatching /\\\\d\\{4\\}-\\\\d\\{2\\}-\\\\d\\{2\\}T\\\\d\\{2\\}:\\\\d\\{2\\}:\\\\d\\{2\\}\\\\\\.000Z/,
@@ -1699,7 +1795,7 @@ exports[`Members API Can create a member with an existing paid subscription 2: [
 Object {
   "access-control-allow-origin": "http://127.0.0.1:2369",
   "cache-control": "no-cache, private, no-store, must-revalidate, max-stale=0, post-check=0, pre-check=0",
-  "content-length": "2692",
+  "content-length": "2935",
   "content-type": "application/json; charset=utf-8",
   "etag": StringMatching /\\(\\?:W\\\\/\\)\\?"\\(\\?:\\[ !#-\\\\x7E\\\\x80-\\\\xFF\\]\\*\\|\\\\r\\\\n\\[\\\\t \\]\\|\\\\\\\\\\.\\)\\*"/,
   "location": StringMatching /https\\?:\\\\/\\\\/\\.\\*\\?\\\\/members\\\\/\\[a-f0-9\\]\\{24\\}\\\\//,
@@ -1712,7 +1808,15 @@ exports[`Members API Can create a new member with a product (complimentary) 1: [
 Object {
   "members": Array [
     Object {
-      "attribution": null,
+      "attribution": Object {
+        "id": null,
+        "referrer_medium": "Ghost Admin",
+        "referrer_source": "Created manually",
+        "referrer_url": null,
+        "title": null,
+        "type": "url",
+        "url": null,
+      },
       "avatar_image": null,
       "comped": true,
       "created_at": StringMatching /\\\\d\\{4\\}-\\\\d\\{2\\}-\\\\d\\{2\\}T\\\\d\\{2\\}:\\\\d\\{2\\}:\\\\d\\{2\\}\\\\\\.000Z/,
@@ -1786,7 +1890,7 @@ exports[`Members API Can create a new member with a product (complimentary) 2: [
 Object {
   "access-control-allow-origin": "http://127.0.0.1:2369",
   "cache-control": "no-cache, private, no-store, must-revalidate, max-stale=0, post-check=0, pre-check=0",
-  "content-length": "2463",
+  "content-length": "2596",
   "content-type": "application/json; charset=utf-8",
   "etag": StringMatching /\\(\\?:W\\\\/\\)\\?"\\(\\?:\\[ !#-\\\\x7E\\\\x80-\\\\xFF\\]\\*\\|\\\\r\\\\n\\[\\\\t \\]\\|\\\\\\\\\\.\\)\\*"/,
   "location": StringMatching /https\\?:\\\\/\\\\/\\.\\*\\?\\\\/members\\\\/\\[a-f0-9\\]\\{24\\}\\\\//,
@@ -1809,7 +1913,15 @@ exports[`Members API Can destroy 1: [body] 1`] = `
 Object {
   "members": Array [
     Object {
-      "attribution": null,
+      "attribution": Object {
+        "id": null,
+        "referrer_medium": "Ghost Admin",
+        "referrer_source": "Created manually",
+        "referrer_url": null,
+        "title": null,
+        "type": "url",
+        "url": null,
+      },
       "avatar_image": null,
       "comped": false,
       "created_at": StringMatching /\\\\d\\{4\\}-\\\\d\\{2\\}-\\\\d\\{2\\}T\\\\d\\{2\\}:\\\\d\\{2\\}:\\\\d\\{2\\}\\\\\\.000Z/,
@@ -1839,7 +1951,7 @@ exports[`Members API Can destroy 2: [headers] 1`] = `
 Object {
   "access-control-allow-origin": "http://127.0.0.1:2369",
   "cache-control": "no-cache, private, no-store, must-revalidate, max-stale=0, post-check=0, pre-check=0",
-  "content-length": "1826",
+  "content-length": "1959",
   "content-type": "application/json; charset=utf-8",
   "etag": StringMatching /\\(\\?:W\\\\/\\)\\?"\\(\\?:\\[ !#-\\\\x7E\\\\x80-\\\\xFF\\]\\*\\|\\\\r\\\\n\\[\\\\t \\]\\|\\\\\\\\\\.\\)\\*"/,
   "location": StringMatching /https\\?:\\\\/\\\\/\\.\\*\\?\\\\/members\\\\/\\[a-f0-9\\]\\{24\\}\\\\//,
@@ -1892,7 +2004,15 @@ exports[`Members API Can edit by id 1: [body] 1`] = `
 Object {
   "members": Array [
     Object {
-      "attribution": null,
+      "attribution": Object {
+        "id": null,
+        "referrer_medium": "Ghost Admin",
+        "referrer_source": "Created manually",
+        "referrer_url": null,
+        "title": null,
+        "type": "url",
+        "url": null,
+      },
       "avatar_image": null,
       "comped": false,
       "created_at": StringMatching /\\\\d\\{4\\}-\\\\d\\{2\\}-\\\\d\\{2\\}T\\\\d\\{2\\}:\\\\d\\{2\\}:\\\\d\\{2\\}\\\\\\.000Z/,
@@ -1922,7 +2042,7 @@ exports[`Members API Can edit by id 2: [headers] 1`] = `
 Object {
   "access-control-allow-origin": "http://127.0.0.1:2369",
   "cache-control": "no-cache, private, no-store, must-revalidate, max-stale=0, post-check=0, pre-check=0",
-  "content-length": "1137",
+  "content-length": "1270",
   "content-type": "application/json; charset=utf-8",
   "etag": StringMatching /\\(\\?:W\\\\/\\)\\?"\\(\\?:\\[ !#-\\\\x7E\\\\x80-\\\\xFF\\]\\*\\|\\\\r\\\\n\\[\\\\t \\]\\|\\\\\\\\\\.\\)\\*"/,
   "location": StringMatching /https\\?:\\\\/\\\\/\\.\\*\\?\\\\/members\\\\/\\[a-f0-9\\]\\{24\\}\\\\//,
@@ -1935,7 +2055,15 @@ exports[`Members API Can edit by id 3: [body] 1`] = `
 Object {
   "members": Array [
     Object {
-      "attribution": null,
+      "attribution": Object {
+        "id": null,
+        "referrer_medium": "Ghost Admin",
+        "referrer_source": "Created manually",
+        "referrer_url": null,
+        "title": null,
+        "type": "url",
+        "url": null,
+      },
       "avatar_image": null,
       "comped": false,
       "created_at": StringMatching /\\\\d\\{4\\}-\\\\d\\{2\\}-\\\\d\\{2\\}T\\\\d\\{2\\}:\\\\d\\{2\\}:\\\\d\\{2\\}\\\\\\.000Z/,
@@ -1965,7 +2093,7 @@ exports[`Members API Can edit by id 4: [headers] 1`] = `
 Object {
   "access-control-allow-origin": "http://127.0.0.1:2369",
   "cache-control": "no-cache, private, no-store, must-revalidate, max-stale=0, post-check=0, pre-check=0",
-  "content-length": "492",
+  "content-length": "625",
   "content-type": "application/json; charset=utf-8",
   "etag": StringMatching /\\(\\?:W\\\\/\\)\\?"\\(\\?:\\[ !#-\\\\x7E\\\\x80-\\\\xFF\\]\\*\\|\\\\r\\\\n\\[\\\\t \\]\\|\\\\\\\\\\.\\)\\*"/,
   "vary": "Accept-Version, Origin, Accept-Encoding",
@@ -3403,7 +3531,15 @@ exports[`Members API Can subscribe by setting (old) subscribed property to true
 Object {
   "members": Array [
     Object {
-      "attribution": null,
+      "attribution": Object {
+        "id": null,
+        "referrer_medium": "Ghost Admin",
+        "referrer_source": "Created manually",
+        "referrer_url": null,
+        "title": null,
+        "type": "url",
+        "url": null,
+      },
       "avatar_image": null,
       "comped": false,
       "created_at": StringMatching /\\\\d\\{4\\}-\\\\d\\{2\\}-\\\\d\\{2\\}T\\\\d\\{2\\}:\\\\d\\{2\\}:\\\\d\\{2\\}\\\\\\.000Z/,
@@ -3433,7 +3569,7 @@ exports[`Members API Can subscribe by setting (old) subscribed property to true
 Object {
   "access-control-allow-origin": "http://127.0.0.1:2369",
   "cache-control": "no-cache, private, no-store, must-revalidate, max-stale=0, post-check=0, pre-check=0",
-  "content-length": "499",
+  "content-length": "632",
   "content-type": "application/json; charset=utf-8",
   "etag": StringMatching /\\(\\?:W\\\\/\\)\\?"\\(\\?:\\[ !#-\\\\x7E\\\\x80-\\\\xFF\\]\\*\\|\\\\r\\\\n\\[\\\\t \\]\\|\\\\\\\\\\.\\)\\*"/,
   "location": StringMatching /https\\?:\\\\/\\\\/\\.\\*\\?\\\\/members\\\\/\\[a-f0-9\\]\\{24\\}\\\\//,
@@ -3446,7 +3582,15 @@ exports[`Members API Can subscribe by setting (old) subscribed property to true
 Object {
   "members": Array [
     Object {
-      "attribution": null,
+      "attribution": Object {
+        "id": null,
+        "referrer_medium": "Ghost Admin",
+        "referrer_source": "Created manually",
+        "referrer_url": null,
+        "title": null,
+        "type": "url",
+        "url": null,
+      },
       "avatar_image": null,
       "comped": false,
       "created_at": StringMatching /\\\\d\\{4\\}-\\\\d\\{2\\}-\\\\d\\{2\\}T\\\\d\\{2\\}:\\\\d\\{2\\}:\\\\d\\{2\\}\\\\\\.000Z/,
@@ -3529,7 +3673,7 @@ exports[`Members API Can subscribe by setting (old) subscribed property to true
 Object {
   "access-control-allow-origin": "http://127.0.0.1:2369",
   "cache-control": "no-cache, private, no-store, must-revalidate, max-stale=0, post-check=0, pre-check=0",
-  "content-length": "1840",
+  "content-length": "1973",
   "content-type": "application/json; charset=utf-8",
   "etag": StringMatching /\\(\\?:W\\\\/\\)\\?"\\(\\?:\\[ !#-\\\\x7E\\\\x80-\\\\xFF\\]\\*\\|\\\\r\\\\n\\[\\\\t \\]\\|\\\\\\\\\\.\\)\\*"/,
   "vary": "Accept-Version, Origin, Accept-Encoding",
@@ -3541,7 +3685,15 @@ exports[`Members API Can subscribe to a newsletter 1: [body] 1`] = `
 Object {
   "members": Array [
     Object {
-      "attribution": null,
+      "attribution": Object {
+        "id": null,
+        "referrer_medium": "Ghost Admin",
+        "referrer_source": "Created manually",
+        "referrer_url": null,
+        "title": null,
+        "type": "url",
+        "url": null,
+      },
       "avatar_image": null,
       "comped": false,
       "created_at": StringMatching /\\\\d\\{4\\}-\\\\d\\{2\\}-\\\\d\\{2\\}T\\\\d\\{2\\}:\\\\d\\{2\\}:\\\\d\\{2\\}\\\\\\.000Z/,
@@ -3571,7 +3723,7 @@ exports[`Members API Can subscribe to a newsletter 2: [headers] 1`] = `
 Object {
   "access-control-allow-origin": "http://127.0.0.1:2369",
   "cache-control": "no-cache, private, no-store, must-revalidate, max-stale=0, post-check=0, pre-check=0",
-  "content-length": "1127",
+  "content-length": "1260",
   "content-type": "application/json; charset=utf-8",
   "etag": StringMatching /\\(\\?:W\\\\/\\)\\?"\\(\\?:\\[ !#-\\\\x7E\\\\x80-\\\\xFF\\]\\*\\|\\\\r\\\\n\\[\\\\t \\]\\|\\\\\\\\\\.\\)\\*"/,
   "location": StringMatching /https\\?:\\\\/\\\\/\\.\\*\\?\\\\/members\\\\/\\[a-f0-9\\]\\{24\\}\\\\//,
@@ -3584,7 +3736,15 @@ exports[`Members API Can subscribe to a newsletter 3: [body] 1`] = `
 Object {
   "members": Array [
     Object {
-      "attribution": null,
+      "attribution": Object {
+        "id": null,
+        "referrer_medium": "Ghost Admin",
+        "referrer_source": "Created manually",
+        "referrer_url": null,
+        "title": null,
+        "type": "url",
+        "url": null,
+      },
       "avatar_image": null,
       "comped": false,
       "created_at": StringMatching /\\\\d\\{4\\}-\\\\d\\{2\\}-\\\\d\\{2\\}T\\\\d\\{2\\}:\\\\d\\{2\\}:\\\\d\\{2\\}\\\\\\.000Z/,
@@ -3614,7 +3774,7 @@ exports[`Members API Can subscribe to a newsletter 4: [headers] 1`] = `
 Object {
   "access-control-allow-origin": "http://127.0.0.1:2369",
   "cache-control": "no-cache, private, no-store, must-revalidate, max-stale=0, post-check=0, pre-check=0",
-  "content-length": "1183",
+  "content-length": "1316",
   "content-type": "application/json; charset=utf-8",
   "etag": StringMatching /\\(\\?:W\\\\/\\)\\?"\\(\\?:\\[ !#-\\\\x7E\\\\x80-\\\\xFF\\]\\*\\|\\\\r\\\\n\\[\\\\t \\]\\|\\\\\\\\\\.\\)\\*"/,
   "vary": "Accept-Version, Origin, Accept-Encoding",
@@ -3626,7 +3786,7 @@ exports[`Members API Can subscribe to a newsletter 5: [headers] 1`] = `
 Object {
   "access-control-allow-origin": "http://127.0.0.1:2369",
   "cache-control": "no-cache, private, no-store, must-revalidate, max-stale=0, post-check=0, pre-check=0",
-  "content-length": "4822",
+  "content-length": "4978",
   "content-type": "application/json; charset=utf-8",
   "etag": StringMatching /\\(\\?:W\\\\/\\)\\?"\\(\\?:\\[ !#-\\\\x7E\\\\x80-\\\\xFF\\]\\*\\|\\\\r\\\\n\\[\\\\t \\]\\|\\\\\\\\\\.\\)\\*"/,
   "vary": "Accept-Version, Origin, Accept-Encoding",
@@ -3638,7 +3798,15 @@ exports[`Members API Can unsubscribe by setting (old) subscribed property to fal
 Object {
   "members": Array [
     Object {
-      "attribution": null,
+      "attribution": Object {
+        "id": null,
+        "referrer_medium": "Ghost Admin",
+        "referrer_source": "Created manually",
+        "referrer_url": null,
+        "title": null,
+        "type": "url",
+        "url": null,
+      },
       "avatar_image": null,
       "comped": false,
       "created_at": StringMatching /\\\\d\\{4\\}-\\\\d\\{2\\}-\\\\d\\{2\\}T\\\\d\\{2\\}:\\\\d\\{2\\}:\\\\d\\{2\\}\\\\\\.000Z/,
@@ -3695,7 +3863,7 @@ exports[`Members API Can unsubscribe by setting (old) subscribed property to fal
 Object {
   "access-control-allow-origin": "http://127.0.0.1:2369",
   "cache-control": "no-cache, private, no-store, must-revalidate, max-stale=0, post-check=0, pre-check=0",
-  "content-length": "1145",
+  "content-length": "1278",
   "content-type": "application/json; charset=utf-8",
   "etag": StringMatching /\\(\\?:W\\\\/\\)\\?"\\(\\?:\\[ !#-\\\\x7E\\\\x80-\\\\xFF\\]\\*\\|\\\\r\\\\n\\[\\\\t \\]\\|\\\\\\\\\\.\\)\\*"/,
   "location": StringMatching /https\\?:\\\\/\\\\/\\.\\*\\?\\\\/members\\\\/\\[a-f0-9\\]\\{24\\}\\\\//,
@@ -3708,7 +3876,15 @@ exports[`Members API Can unsubscribe by setting (old) subscribed property to fal
 Object {
   "members": Array [
     Object {
-      "attribution": null,
+      "attribution": Object {
+        "id": null,
+        "referrer_medium": "Ghost Admin",
+        "referrer_source": "Created manually",
+        "referrer_url": null,
+        "title": null,
+        "type": "url",
+        "url": null,
+      },
       "avatar_image": null,
       "comped": false,
       "created_at": StringMatching /\\\\d\\{4\\}-\\\\d\\{2\\}-\\\\d\\{2\\}T\\\\d\\{2\\}:\\\\d\\{2\\}:\\\\d\\{2\\}\\\\\\.000Z/,
@@ -3738,7 +3914,7 @@ exports[`Members API Can unsubscribe by setting (old) subscribed property to fal
 Object {
   "access-control-allow-origin": "http://127.0.0.1:2369",
   "cache-control": "no-cache, private, no-store, must-revalidate, max-stale=0, post-check=0, pre-check=0",
-  "content-length": "504",
+  "content-length": "637",
   "content-type": "application/json; charset=utf-8",
   "etag": StringMatching /\\(\\?:W\\\\/\\)\\?"\\(\\?:\\[ !#-\\\\x7E\\\\x80-\\\\xFF\\]\\*\\|\\\\r\\\\n\\[\\\\t \\]\\|\\\\\\\\\\.\\)\\*"/,
   "vary": "Accept-Version, Origin, Accept-Encoding",
@@ -4075,7 +4251,15 @@ exports[`Members API Subscribes to default newsletters 1: [body] 1`] = `
 Object {
   "members": Array [
     Object {
-      "attribution": null,
+      "attribution": Object {
+        "id": null,
+        "referrer_medium": "Ghost Admin",
+        "referrer_source": "Created manually",
+        "referrer_url": null,
+        "title": null,
+        "type": "url",
+        "url": null,
+      },
       "avatar_image": null,
       "comped": false,
       "created_at": StringMatching /\\\\d\\{4\\}-\\\\d\\{2\\}-\\\\d\\{2\\}T\\\\d\\{2\\}:\\\\d\\{2\\}:\\\\d\\{2\\}\\\\\\.000Z/,
@@ -4105,7 +4289,7 @@ exports[`Members API Subscribes to default newsletters 2: [headers] 1`] = `
 Object {
   "access-control-allow-origin": "http://127.0.0.1:2369",
   "cache-control": "no-cache, private, no-store, must-revalidate, max-stale=0, post-check=0, pre-check=0",
-  "content-length": "1827",
+  "content-length": "1960",
   "content-type": "application/json; charset=utf-8",
   "etag": StringMatching /\\(\\?:W\\\\/\\)\\?"\\(\\?:\\[ !#-\\\\x7E\\\\x80-\\\\xFF\\]\\*\\|\\\\r\\\\n\\[\\\\t \\]\\|\\\\\\\\\\.\\)\\*"/,
   "location": StringMatching /https\\?:\\\\/\\\\/\\.\\*\\?\\\\/members\\\\/\\[a-f0-9\\]\\{24\\}\\\\//,
diff --git a/ghost/core/test/e2e-api/members/__snapshots__/webhooks.test.js.snap b/ghost/core/test/e2e-api/members/__snapshots__/webhooks.test.js.snap
index 7e71810ace..f489440365 100644
--- a/ghost/core/test/e2e-api/members/__snapshots__/webhooks.test.js.snap
+++ b/ghost/core/test/e2e-api/members/__snapshots__/webhooks.test.js.snap
@@ -4,15 +4,7 @@ exports[`Members API Member attribution Creates a SubscriptionCreatedEvent with
 Object {
   "members": Array [
     Object {
-      "attribution": Object {
-        "id": "1",
-        "referrer_medium": null,
-        "referrer_source": null,
-        "referrer_url": null,
-        "title": "Joe Bloggs",
-        "type": "author",
-        "url": "http://127.0.0.1:2369/author/joe-bloggs/",
-      },
+      "attribution": Any<Object>,
       "avatar_image": null,
       "comped": false,
       "created_at": StringMatching /\\\\d\\{4\\}-\\\\d\\{2\\}-\\\\d\\{2\\}T\\\\d\\{2\\}:\\\\d\\{2\\}:\\\\d\\{2\\}\\\\\\.000Z/,
@@ -54,15 +46,7 @@ exports[`Members API Member attribution Creates a SubscriptionCreatedEvent with
 Object {
   "members": Array [
     Object {
-      "attribution": Object {
-        "id": null,
-        "referrer_medium": null,
-        "referrer_source": null,
-        "referrer_url": null,
-        "title": "/removed-blog-post/",
-        "type": "url",
-        "url": "http://127.0.0.1:2369/removed-blog-post/",
-      },
+      "attribution": Any<Object>,
       "avatar_image": null,
       "comped": false,
       "created_at": StringMatching /\\\\d\\{4\\}-\\\\d\\{2\\}-\\\\d\\{2\\}T\\\\d\\{2\\}:\\\\d\\{2\\}:\\\\d\\{2\\}\\\\\\.000Z/,
@@ -104,7 +88,7 @@ exports[`Members API Member attribution Creates a SubscriptionCreatedEvent with
 Object {
   "members": Array [
     Object {
-      "attribution": null,
+      "attribution": Any<Object>,
       "avatar_image": null,
       "comped": false,
       "created_at": StringMatching /\\\\d\\{4\\}-\\\\d\\{2\\}-\\\\d\\{2\\}T\\\\d\\{2\\}:\\\\d\\{2\\}:\\\\d\\{2\\}\\\\\\.000Z/,
@@ -134,7 +118,7 @@ exports[`Members API Member attribution Creates a SubscriptionCreatedEvent with
 Object {
   "access-control-allow-origin": "http://127.0.0.1:2369",
   "cache-control": "no-cache, private, no-store, must-revalidate, max-stale=0, post-check=0, pre-check=0",
-  "content-length": "2611",
+  "content-length": "2831",
   "content-type": "application/json; charset=utf-8",
   "etag": StringMatching /\\(\\?:W\\\\/\\)\\?"\\(\\?:\\[ !#-\\\\x7E\\\\x80-\\\\xFF\\]\\*\\|\\\\r\\\\n\\[\\\\t \\]\\|\\\\\\\\\\.\\)\\*"/,
   "vary": "Accept-Version, Origin, Accept-Encoding",
@@ -146,15 +130,7 @@ exports[`Members API Member attribution Creates a SubscriptionCreatedEvent with
 Object {
   "members": Array [
     Object {
-      "attribution": Object {
-        "id": "618ba1ffbe2896088840a6e9",
-        "referrer_medium": null,
-        "referrer_source": null,
-        "referrer_url": null,
-        "title": "This is a static page",
-        "type": "page",
-        "url": "http://127.0.0.1:2369/static-page-test/",
-      },
+      "attribution": Any<Object>,
       "avatar_image": null,
       "comped": false,
       "created_at": StringMatching /\\\\d\\{4\\}-\\\\d\\{2\\}-\\\\d\\{2\\}T\\\\d\\{2\\}:\\\\d\\{2\\}:\\\\d\\{2\\}\\\\\\.000Z/,
@@ -196,15 +172,7 @@ exports[`Members API Member attribution Creates a SubscriptionCreatedEvent with
 Object {
   "members": Array [
     Object {
-      "attribution": Object {
-        "id": "618ba1ffbe2896088840a6df",
-        "referrer_medium": null,
-        "referrer_source": null,
-        "referrer_url": null,
-        "title": "HTML Ipsum",
-        "type": "post",
-        "url": "http://127.0.0.1:2369/html-ipsum/",
-      },
+      "attribution": Any<Object>,
       "avatar_image": null,
       "comped": false,
       "created_at": StringMatching /\\\\d\\{4\\}-\\\\d\\{2\\}-\\\\d\\{2\\}T\\\\d\\{2\\}:\\\\d\\{2\\}:\\\\d\\{2\\}\\\\\\.000Z/,
@@ -246,15 +214,7 @@ exports[`Members API Member attribution Creates a SubscriptionCreatedEvent with
 Object {
   "members": Array [
     Object {
-      "attribution": Object {
-        "id": "618ba1febe2896088840a6db",
-        "referrer_medium": null,
-        "referrer_source": null,
-        "referrer_url": null,
-        "title": "kitchen sink",
-        "type": "tag",
-        "url": "http://127.0.0.1:2369/tag/kitchen-sink/",
-      },
+      "attribution": Any<Object>,
       "avatar_image": null,
       "comped": false,
       "created_at": StringMatching /\\\\d\\{4\\}-\\\\d\\{2\\}-\\\\d\\{2\\}T\\\\d\\{2\\}:\\\\d\\{2\\}:\\\\d\\{2\\}\\\\\\.000Z/,
@@ -296,15 +256,7 @@ exports[`Members API Member attribution Creates a SubscriptionCreatedEvent with
 Object {
   "members": Array [
     Object {
-      "attribution": Object {
-        "id": null,
-        "referrer_medium": null,
-        "referrer_source": null,
-        "referrer_url": null,
-        "title": "homepage",
-        "type": "url",
-        "url": "http://127.0.0.1:2369/",
-      },
+      "attribution": Any<Object>,
       "avatar_image": null,
       "comped": false,
       "created_at": StringMatching /\\\\d\\{4\\}-\\\\d\\{2\\}-\\\\d\\{2\\}T\\\\d\\{2\\}:\\\\d\\{2\\}:\\\\d\\{2\\}\\\\\\.000Z/,
@@ -346,7 +298,7 @@ exports[`Members API Member attribution Creates a SubscriptionCreatedEvent witho
 Object {
   "members": Array [
     Object {
-      "attribution": null,
+      "attribution": Any<Object>,
       "avatar_image": null,
       "comped": false,
       "created_at": StringMatching /\\\\d\\{4\\}-\\\\d\\{2\\}-\\\\d\\{2\\}T\\\\d\\{2\\}:\\\\d\\{2\\}:\\\\d\\{2\\}\\\\\\.000Z/,
@@ -376,7 +328,7 @@ exports[`Members API Member attribution Creates a SubscriptionCreatedEvent witho
 Object {
   "access-control-allow-origin": "http://127.0.0.1:2369",
   "cache-control": "no-cache, private, no-store, must-revalidate, max-stale=0, post-check=0, pre-check=0",
-  "content-length": "2611",
+  "content-length": "2831",
   "content-type": "application/json; charset=utf-8",
   "etag": StringMatching /\\(\\?:W\\\\/\\)\\?"\\(\\?:\\[ !#-\\\\x7E\\\\x80-\\\\xFF\\]\\*\\|\\\\r\\\\n\\[\\\\t \\]\\|\\\\\\\\\\.\\)\\*"/,
   "vary": "Accept-Version, Origin, Accept-Encoding",
@@ -439,7 +391,7 @@ exports[`Members API Member attribution Returns subscription created attribution
 Object {
   "access-control-allow-origin": "http://127.0.0.1:2369",
   "cache-control": "no-cache, private, no-store, must-revalidate, max-stale=0, post-check=0, pre-check=0",
-  "content-length": "14502",
+  "content-length": "14722",
   "content-type": "application/json; charset=utf-8",
   "etag": StringMatching /\\(\\?:W\\\\/\\)\\?"\\(\\?:\\[ !#-\\\\x7E\\\\x80-\\\\xFF\\]\\*\\|\\\\r\\\\n\\[\\\\t \\]\\|\\\\\\\\\\.\\)\\*"/,
   "vary": "Accept-Version, Origin, Accept-Encoding",
diff --git a/ghost/core/test/e2e-api/members/webhooks.test.js b/ghost/core/test/e2e-api/members/webhooks.test.js
index 41bdcb7d6a..c7af12145b 100644
--- a/ghost/core/test/e2e-api/members/webhooks.test.js
+++ b/ghost/core/test/e2e-api/members/webhooks.test.js
@@ -1663,6 +1663,7 @@ describe('Members API', function () {
             subscriptions: anyArray,
             labels: anyArray,
             tiers: anyArray,
+            attribution: anyObject,
             newsletters: anyArray
         };
 
@@ -1957,13 +1958,29 @@ describe('Members API', function () {
 
         it('Creates a SubscriptionCreatedEvent without attribution', async function () {
             const attribution = undefined;
-            await testWithAttribution(attribution, null);
+            await testWithAttribution(attribution, {
+                id: null,
+                url: null,
+                type: 'url',
+                title: null,
+                referrer_source: null,
+                referrer_medium: null,
+                referrer_url: null
+            });
         });
 
         it('Creates a SubscriptionCreatedEvent with empty attribution object', async function () {
             // Shouldn't happen, but to make sure we handle it
             const attribution = {};
-            await testWithAttribution(attribution, null);
+            await testWithAttribution(attribution, {
+                id: null,
+                url: null,
+                type: 'url',
+                title: null,
+                referrer_source: null,
+                referrer_medium: null,
+                referrer_url: null
+            });
         });
 
         // Activity feed
diff --git a/ghost/member-attribution/lib/service.js b/ghost/member-attribution/lib/service.js
index 68a9cd3221..1c5795f81b 100644
--- a/ghost/member-attribution/lib/service.js
+++ b/ghost/member-attribution/lib/service.js
@@ -14,6 +14,54 @@ class MemberAttributionService {
         this.attributionBuilder = attributionBuilder;
     }
 
+    /**
+     *
+     * @param {Object} context instance of ghost framework context object
+     * @returns {Promise<import('./attribution').AttributionResource|null>}
+     */
+    async getAttributionFromContext(context) {
+        if (!context) {
+            return null;
+        }
+
+        const source = this._resolveContextSource(context);
+
+        // We consider only select internal context sources
+        if (['import', 'api', 'admin'].includes(source)) {
+            let attribution = {
+                id: null,
+                type: null,
+                url: null,
+                title: null,
+                referrerUrl: null,
+                referrerSource: null,
+                referrerMedium: null
+            };
+            if (source === 'import') {
+                attribution.referrerSource = 'Imported';
+                attribution.referrerMedium = 'Member Importer';
+            } else if (source === 'admin') {
+                attribution.referrerSource = 'Created manually';
+                attribution.referrerMedium = 'Ghost Admin';
+            } else if (source === 'api') {
+                attribution.referrerSource = 'Created via API';
+                attribution.referrerMedium = 'Admin API';
+            }
+
+            // If context has integration, set referrer medium as integration anme
+            if (context?.integration?.id) {
+                try {
+                    const integration = await this.models.Integration.findOne({id: context.integration.id});
+                    attribution.referrerSource = `Integration: ${integration?.get('name')}`;
+                } catch (error) {
+                    // ignore error for integration not found
+                }
+            }
+            return attribution;
+        }
+        return null;
+    }
+
     /**
      *
      * @param {import('./history').UrlHistoryArray} historyArray
@@ -63,10 +111,6 @@ class MemberAttributionService {
      * @returns {import('./attribution').AttributionResource|null}
      */
     getEventAttribution(eventModel) {
-        if (eventModel.get('attribution_type') === null) {
-            return null;
-        }
-
         const _attribution = this.attributionBuilder.build({
             id: eventModel.get('attribution_id'),
             url: eventModel.get('attribution_url'),
@@ -76,7 +120,7 @@ class MemberAttributionService {
             referrerUrl: eventModel.get('referrer_url')
         });
 
-        if (_attribution.type !== 'url') {
+        if (_attribution.type && _attribution.type !== 'url') {
             // Find the right relation to use to fetch the resource
             const tryRelations = [
                 eventModel.related('postAttribution'),
@@ -100,7 +144,7 @@ class MemberAttributionService {
      */
     async getMemberCreatedAttribution(memberId) {
         const memberCreatedEvent = await this.models.MemberCreatedEvent.findOne({member_id: memberId}, {require: false, withRelated: []});
-        if (!memberCreatedEvent || !memberCreatedEvent.get('attribution_type')) {
+        if (!memberCreatedEvent) {
             return null;
         }
         const attribution = this.attributionBuilder.build({
@@ -121,7 +165,7 @@ class MemberAttributionService {
      */
     async getSubscriptionCreatedAttribution(subscriptionId) {
         const subscriptionCreatedEvent = await this.models.SubscriptionCreatedEvent.findOne({subscription_id: subscriptionId}, {require: false, withRelated: []});
-        if (!subscriptionCreatedEvent || !subscriptionCreatedEvent.get('attribution_type')) {
+        if (!subscriptionCreatedEvent) {
             return null;
         }
         const attribution = this.attributionBuilder.build({
@@ -134,6 +178,30 @@ class MemberAttributionService {
         });
         return await attribution.fetchResource();
     }
+
+    /**
+     * Maps the framework context to source string
+     * @param {Object} context instance of ghost framework context object
+     * @returns {'import' | 'system' | 'api' | 'admin' | 'member'}
+     * @private
+     */
+    _resolveContextSource(context) {
+        let source;
+
+        if (context.import || context.importer) {
+            source = 'import';
+        } else if (context.internal) {
+            source = 'system';
+        } else if (context.api_key) {
+            source = 'api';
+        } else if (context.user) {
+            source = 'admin';
+        } else {
+            source = 'member';
+        }
+
+        return source;
+    }
 }
 
 module.exports = MemberAttributionService;
diff --git a/ghost/member-attribution/test/service.test.js b/ghost/member-attribution/test/service.test.js
index 856f9bfccd..25df2b9992 100644
--- a/ghost/member-attribution/test/service.test.js
+++ b/ghost/member-attribution/test/service.test.js
@@ -10,16 +10,90 @@ describe('MemberAttributionService', function () {
         });
     });
 
+    describe('getAttributionFromContext', function () {
+        it('returns null if no context is provided', async function () {
+            const service = new MemberAttributionService({});
+            const attribution = await service.getAttributionFromContext();
+
+            should(attribution).be.null();
+        });
+
+        it('returns attribution for importer context', async function () {
+            const service = new MemberAttributionService({});
+            const attribution = await service.getAttributionFromContext({importer: true});
+
+            should(attribution).containEql({referrerSource: 'Imported', referrerMedium: 'Member Importer'});
+        });
+
+        it('returns attribution for admin context', async function () {
+            const service = new MemberAttributionService({});
+            const attribution = await service.getAttributionFromContext({user: 'abc'});
+
+            should(attribution).containEql({referrerSource: 'Created manually', referrerMedium: 'Ghost Admin'});
+        });
+
+        it('returns attribution for api without integration context', async function () {
+            const service = new MemberAttributionService({});
+            const attribution = await service.getAttributionFromContext({
+                api_key: 'abc'
+            });
+
+            should(attribution).containEql({referrerSource: 'Created via API', referrerMedium: 'Admin API'});
+        });
+
+        it('returns attribution for api with integration context', async function () {
+            const service = new MemberAttributionService({
+                models: {
+                    Integration: {
+                        findOne: () => {
+                            return {
+                                get: () => 'Test Integration'
+                            };
+                        }
+                    }
+                }
+            });
+            const attribution = await service.getAttributionFromContext({
+                api_key: 'abc',
+                integration: {id: 'integration_1'}
+            });
+
+            should(attribution).containEql({referrerSource: 'Integration: Test Integration', referrerMedium: 'Admin API'});
+        });
+    });
+
     describe('getEventAttribution', function () {
         it('returns null if attribution_type is null', function () {
-            const service = new MemberAttributionService({});
+            const service = new MemberAttributionService({
+                attributionBuilder: {
+                    build(attribution) {
+                        return {
+                            ...attribution,
+                            getResource() {
+                                return {
+                                    ...attribution,
+                                    title: 'added'
+                                };
+                            }
+                        };
+                    }
+                }
+            });
             const model = {
                 id: 'event_id',
                 get() {
                     return null;
                 }
             };
-            should(service.getEventAttribution(model)).eql(null);
+            should(service.getEventAttribution(model)).eql({
+                id: null,
+                url: null,
+                title: 'added',
+                type: null,
+                referrerSource: null,
+                referrerMedium: null,
+                referrerUrl: null
+            });
         });
 
         it('returns url attribution types', function () {
diff --git a/ghost/members-api/lib/repositories/member.js b/ghost/members-api/lib/repositories/member.js
index b6f8dba66f..2aa3bc3b20 100644
--- a/ghost/members-api/lib/repositories/member.js
+++ b/ghost/members-api/lib/repositories/member.js
@@ -205,7 +205,7 @@ module.exports = class MemberRepository {
      * @param {Object[]} [data.newsletters]
      * @param {Object} [data.stripeCustomer]
      * @param {string} [data.offerId]
-     * @param {import('@tryghost/member-attribution/lib/history').Attribution} [data.attribution]
+     * @param {import('@tryghost/member-attribution/lib/attribution').AttributionResource} [data.attribution]
      * @param {*} options
      * @returns
      */
@@ -778,7 +778,7 @@ module.exports = class MemberRepository {
      * @param {String} data.id - member ID
      * @param {Object} data.subscription
      * @param {String} data.offerId
-     * @param {import('@tryghost/member-attribution/lib/history').Attribution} data.attribution
+     * @param {import('@tryghost/member-attribution/lib/attribution').AttributionResource} [data.attribution]
      * @param {*} options
      * @returns
      */
diff --git a/ghost/members-api/lib/services/member-bread.js b/ghost/members-api/lib/services/member-bread.js
index 824c3c5723..d4e5fb4442 100644
--- a/ghost/members-api/lib/services/member-bread.js
+++ b/ghost/members-api/lib/services/member-bread.js
@@ -174,7 +174,7 @@ module.exports = class MemberBREADService {
     async attachAttributionsToMember(member, subscriptionIdMap) {
         // Created attribution
         member.attribution = await this.memberAttributionService.getMemberCreatedAttribution(member.id);
-        
+
         // Subscriptions attributions
         for (const subscription of member.subscriptions) {
             if (!subscription.id) {
@@ -254,6 +254,10 @@ module.exports = class MemberBREADService {
         let model;
 
         try {
+            const attribution = await this.memberAttributionService.getAttributionFromContext(options?.context);
+            if (attribution) {
+                data.attribution = attribution;
+            }
             model = await this.memberRepository.create(data, options);
         } catch (error) {
             if (error.code && error.message.toLowerCase().indexOf('unique') !== -1) {