Emerging Threathightest
Hermetic Wiper TG Process Patterns
Detects process execution patterns found in intrusions related to the Hermetic Wiper malware attacks against Ukraine in February 2022
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Launch
Florian Roth (Nextron Systems)Created Fri Feb 25Updated Fri Sep 092f974656-6d83-4059-bbdf-68ac5403422f2022
Emerging Threat
Active Threat
Developed to detect an active or emerging threat. Prioritize investigation of any alerts and correlate with threat intelligence.
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:
selection1:
Image|endswith: '\policydefinitions\postgresql.exe'
selection2:
- CommandLine|contains:
- 'CSIDL_SYSTEM_DRIVE\temp\sys.tmp'
- ' 1> \\\\127.0.0.1\ADMIN$\__16'
- CommandLine|contains|all:
- 'powershell -c '
- '\comsvcs.dll MiniDump '
- '\winupd.log full'
condition: 1 of selection*False Positives
Unknown
False positive likelihood has not been assessed. Additional context may be needed during triage.
MITRE ATT&CK
Sub-techniques
Other
detection.emerging-threats
Rule Metadata
Rule ID
2f974656-6d83-4059-bbdf-68ac5403422f
Status
test
Level
high
Type
Emerging Threat
Created
Fri Feb 25
Modified
Fri Sep 09
Path
rules-emerging-threats/2022/Malware/Hermetic-Wiper/proc_creation_win_malware_hermetic_wiper_activity.yml
Raw Tags
attack.executionattack.lateral-movementattack.t1021.001detection.emerging-threats