Detectioncriticaltest
HackTool - SysmonEOP Execution
Detects the execution of the PoC that can be used to exploit Sysmon CVE-2022-41120
Convert In Phoenix Studio
Open this Sigma rule in the converter with the YAML preloaded and ready for backend selection.
Launch
Florian Roth (Nextron Systems)Created Sun Dec 04Updated Sat Nov 238a7e90c5-fe6e-45dc-889e-057fe4378bd9windows
Log Source
WindowsProcess Creation
ProductWindows← raw: windows
CategoryProcess Creation← raw: process_creation
Events generated when a new process is spawned on the system. Covers command-line arguments, parent/child relationships, and process metadata.
Detection Logic
Detection Logic2 selectors
detection:
selection_img:
Image|endswith: '\SysmonEOP.exe'
selection_hash:
Hashes|contains:
- 'IMPHASH=22F4089EB8ABA31E1BB162C6D9BF72E5'
- 'IMPHASH=5123FA4C4384D431CD0D893EEB49BBEC'
condition: 1 of selection_*False Positives
Unlikely
False positives are unlikely for most environments. High confidence detection.
References
MITRE ATT&CK
Other
cve.2022-41120
Rule Metadata
Rule ID
8a7e90c5-fe6e-45dc-889e-057fe4378bd9
Status
test
Level
critical
Type
Detection
Created
Sun Dec 04
Modified
Sat Nov 23
Path
rules/windows/process_creation/proc_creation_win_hktl_sysmoneop.yml
Raw Tags
cve.2022-41120attack.t1068attack.privilege-escalation