@@ -9,12 +9,6 @@ This event reflects relevant clicks on the malicious URL in the spear-phishing e
99```
1010// Some URL are wrapped with a safelink
1111// Let's get the the unwrapped url and clicks
12- let GetCompareableUrl = (arg0:string )
13- {
14- let parsedUrl = parse_url(arg0);
15- let UrlFromQueryParams = url_decode(tostring(parsedUrl["QueryParameters"].url));
16- coalesce(UrlFromQueryParams, arg0)
17- };
1812AlertInfo
1913| where ServiceSource == "Office 365 ATP"
2014| join (
@@ -32,7 +26,7 @@ AlertInfo
3226// Get the unique NetworkMessageId for the email containing the Url
3327| distinct RemoteUrl, NetworkMessageId
3428| join EmailEvents on NetworkMessageId
35- // get the email RecipientEmailAddress and ObjectId from the email
29+ // Get the email RecipientEmailAddress and ObjectId from the email
3630| distinct RemoteUrl, NetworkMessageId, RecipientEmailAddress , RecipientObjectId
3731| join kind = inner IdentityInfo on $left.RecipientObjectId == $right.AccountObjectId
3832// get the UserSid of the Recipient
@@ -41,12 +35,13 @@ AlertInfo
4135| join kind = inner
4236 (DeviceEvents
4337 | where ActionType == "BrowserLaunchedToOpenUrl"| where isnotempty(RemoteUrl)
44- | extend UrlDeviceClickTime = Timestamp |extend UrlClickedByUserSid = GetCompareableUrl(RemoteUrl)
38+ | project UrlDeviceClickTime = Timestamp , UrlClickedByUserSid = RemoteUrl,
39+ InitiatingProcessAccountSid, DeviceName, DeviceId, InitiatingProcessFileName
4540 )
4641 on $left.OnPremSid == $right.InitiatingProcessAccountSid and $left.RemoteUrl == $right.UrlClickedByUserSid
47- | distinct UrlDeviceClickTime, RemoteUrl, NetworkMessageId, RecipientEmailAddress , RecipientObjectId, OnPremSid, UrlClickedByUserSid, DeviceName, DeviceId ,
48- InitiatingProcessFileName
49- | sort by UrlDeviceClickTime desc
42+ | distinct UrlDeviceClickTime, RemoteUrl, NetworkMessageId, RecipientEmailAddress, RecipientObjectId,
43+ OnPremSid, UrlClickedByUserSid, DeviceName, DeviceId, InitiatingProcessFileName
44+ | sort by UrlDeviceClickTime desc
5045```
5146## Category
5247
0 commit comments