diff --git a/jbi/bugzilla/models.py b/jbi/bugzilla/models.py
index e47fefa9..5c06a791 100644
--- a/jbi/bugzilla/models.py
+++ b/jbi/bugzilla/models.py
@@ -78,6 +78,36 @@ class WebhookComment(BaseModel, frozen=True):
     creation_time: Optional[SmartAwareDatetime] = None
 
 
+class AttachmentFlag(BaseModel, frozen=True):
+    """Flag object associated with a Bugzilla attachment."""
+
+    id: int
+    name: str
+    type_id: int
+    creation_date: SmartAwareDatetime
+    modification_date: SmartAwareDatetime
+    status: str
+    setter: str
+    requestee: Optional[str] = None
+
+
+class WebhookAttachment(BaseModel, frozen=True):
+    """Attachment object associated with a Bugzilla bug
+    when the webhook event is of type "attachment".
+    See https://bugzilla.mozilla.org/page.cgi?id=webhooks.html
+    """
+
+    id: int
+    content_type: str
+    creation_time: SmartAwareDatetime
+    description: str
+    file_name: str
+    flags: list[AttachmentFlag]
+    is_obsolete: bool
+    is_patch: bool
+    is_private: bool
+
+
 class Bug(BaseModel, frozen=True):
     """Bugzilla Bug Object"""
 
@@ -99,6 +129,7 @@ class Bug(BaseModel, frozen=True):
     creator: Optional[str] = None
     assigned_to: Optional[str] = None
     comment: Optional[WebhookComment] = None
+    attachment: Optional[WebhookAttachment] = None
     # Custom field Firefox for story points
     cf_fx_points: Optional[str] = None
 
diff --git a/jbi/jira/service.py b/jbi/jira/service.py
index b5bb9513..ef50dfc0 100644
--- a/jbi/jira/service.py
+++ b/jbi/jira/service.py
@@ -123,7 +123,16 @@ def add_jira_comment(self, context: ActionContext):
             )
             _, verb = routing_key.rsplit(".", 1)
             past_verb = {"modify": "modified"}.get(verb, f"{verb}d")
-            formatted_comment = f"*{commenter}* {past_verb} an attachment"
+            formatted_comment = f"*{commenter}* {past_verb} an attachment:"
+
+            # When event target is an attachment, the webhook bug object has attachment info.
+            if context.bug.attachment:
+                att = context.bug.attachment
+                formatted_comment += f"\n*Description*: {att.description}"
+                formatted_comment += (
+                    f"\n*Filename*: {att.file_name} ({att.content_type})"
+                )
+
         else:
             comment = context.bug.comment
             assert comment  # See jbi.steps.create_comment()
diff --git a/tests/conftest.py b/tests/conftest.py
index a0d71bae..a56d744e 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -171,6 +171,7 @@ def context_attachment_example(action_context_factory) -> ActionContext:
     return action_context_factory(
         operation=Operation.ATTACHMENT,
         bug__see_also=["https://mozilla.atlassian.net/browse/JBI-234"],
+        bug__with_attachment=True,
         event__target="attachment",
         event__routed_key="attachment.create",
         event__user__login="phab-bot@bmo.tld",
diff --git a/tests/fixtures/factories.py b/tests/fixtures/factories.py
index 86a52227..b1758599 100644
--- a/tests/fixtures/factories.py
+++ b/tests/fixtures/factories.py
@@ -69,12 +69,30 @@ class Meta:
     creation_time = None
 
 
+class WebhookAttachmentFactory(PydanticFactory):
+    class Meta:
+        model = bugzilla_models.WebhookAttachment
+
+    id = 1
+    creation_time = datetime.now()
+    description = "Bug 1337 - Stop war r?peace"
+    file_name = "phabricator-D1234-url.txt"
+    content_type = "text/x-phabricator-request"
+    flags = []
+    is_obsolete = False
+    is_patch = False
+    is_private = False
+
+
 class BugFactory(PydanticFactory):
     class Meta:
         model = bugzilla_models.Bug
 
     class Params:
         with_comment = factory.Trait(comment=factory.SubFactory(WebhookCommentFactory))
+        with_attachment = factory.Trait(
+            attachment=factory.SubFactory(WebhookAttachmentFactory)
+        )
 
     assigned_to = "nobody@mozilla.org"
     comment = None
@@ -93,6 +111,7 @@ class Params:
     summary = "JBI Test"
     type = "defect"
     whiteboard = "[devtest]"
+    attachment = None
 
 
 class WebhookUserFactory(PydanticFactory):
diff --git a/tests/unit/test_steps.py b/tests/unit/test_steps.py
index c669964d..4f286304 100644
--- a/tests/unit/test_steps.py
+++ b/tests/unit/test_steps.py
@@ -245,7 +245,7 @@ def test_added_attachment(
 
     mocked_jira.issue_add_comment.assert_called_once_with(
         issue_key="JBI-234",
-        comment="*phab-bot@bmo.tld* created an attachment",
+        comment="*phab-bot@bmo.tld* created an attachment:\n*Description*: Bug 1337 - Stop war r?peace\n*Filename*: phabricator-D1234-url.txt (text/x-phabricator-request)",
     )