Bypass UAC via Fodhelper.exe
Identifies use of Fodhelper.exe to bypass User Account Control. Adversaries use this technique to execute privileged processes.
Sigma rule (View on GitHub)
1title: Bypass UAC via Fodhelper.exe
2id: 7f741dcf-fc22-4759-87b4-9ae8376676a2
3status: test
4description: Identifies use of Fodhelper.exe to bypass User Account Control. Adversaries use this technique to execute privileged processes.
5references:
6 - https://eqllib.readthedocs.io/en/latest/analytics/e491ce22-792f-11e9-8f5c-d46d6d62a49e.html
7 - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1548.002/T1548.002.md
8author: E.M. Anhaus (originally from Atomic Blue Detections, Tony Lambert), oscd.community
9date: 2019-10-24
10modified: 2021-11-27
11tags:
12 - attack.privilege-escalation
13 - attack.t1548.002
14logsource:
15 category: process_creation
16 product: windows
17detection:
18 selection:
19 ParentImage|endswith: '\fodhelper.exe'
20 condition: selection
21fields:
22 - ComputerName
23 - User
24 - CommandLine
25falsepositives:
26 - Legitimate use of fodhelper.exe utility by legitimate user
27level: high
References
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Small and highly portable detection tests based on MITRE's ATT&CK. - redcanaryco/atomic-red-team
Read More
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