Create Suspicious Google Doc Links.md

Ransomware/Suspicious Google Doc Links.md

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+# Suspicious Google Doc Links
+
+Use this query to find emails with message IDs that resemble IDs used in known attack emails and contain a link a document in Google Docs. These behaviors have
+been observed leading to ransomware attacks.
+
+## Query
+```
+EmailUrlInfo 
+| where Url startswith "https://docs.google.com/document/" 
+| join (EmailEvents 
+| where EmailDirection == "Inbound" 
+| where InternetMessageId matches regex "\\<\\w{ 38,42} \\@") on NetworkMessageId 
+
+```
+## Category
+This query can be used to detect the following attack techniques and tactics ([see MITRE ATT&CK framework](https://attack.mitre.org/)) or security configuration states.
+| Technique, tactic, or state | Covered? (v=yes) | Notes |
+|------------------------|----------|-------|
+| Initial access |V  |  |
+| Execution |  |  |
+| Persistence |  |  | 
+| Privilege escalation |  |  |
+| Defense evasion |  |  | 
+| Credential Access |  |  | 
+| Discovery |  |  | 
+| Lateral movement |  |  | 
+| Collection |  |  | 
+| Command and control |  |  | 
+| Exfiltration |  |  | 
+| Impact |  |  |
+| Vulnerability |  |  |
+| Exploit |  |  |
+| Misconfiguration |  |  |
+| Malware, component |  |  |
+| Ransomware |V |  |
+
+
+## Contributor info
+**Contributor:** Microsoft 365 Defender