rule: FromBase64String command line

2020-01-29 16:05:12 +01:00
parent 7786edac29
commit a816f4775f
1 changed files with 21 additions and 0 deletions
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+title: FromBase64String Command Line
+id: e32d4572-9826-4738-b651-95fa63747e8a
+status: experimental
+description: Detects suspicious FromBase64String expressions in command line arguments
+references:
+    - https://gist.github.com/Neo23x0/6af876ee72b51676c82a2db8d2cd3639
+author: Florian Roth
+date: 2020/01/29
+tags: 
+    - attack.t1027
+    - attack.defense_evasion
+logsource:
+    category: process_creation
+    product: windows
+detection:
+    selection:
+        CommandLine|contains: '::FromBase64String('
+    condition: selection
+falsepositives:
+    - Administrative script libraries
+level: high