Threat Huntmediumtest
Potentially Suspicious Compression Tool Parameters
Detects potentially suspicious command line arguments of common data compression tools
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Launch
Florian Roth (Nextron Systems), Samir BousseadenCreated Tue Oct 15Updated Tue Aug 2927a72a60-7e5e-47b1-9d17-909c9abafdcdwindows
Hunting Hypothesis
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:
OriginalFileName:
- '7z*.exe'
- '*rar.exe'
- '*Command*Line*RAR*'
CommandLine|contains:
- ' -p'
- ' -ta'
- ' -tb'
- ' -sdel'
- ' -dw'
- ' -hp'
filter_main_generic:
ParentImage|contains:
- ':\Program Files\'
- ':\Program Files (x86)\'
condition: selection and not 1 of filter_main_*False Positives
Unknown
False positive likelihood has not been assessed. Additional context may be needed during triage.
References
MITRE ATT&CK
Tactics
Sub-techniques
Other
detection.threat-hunting
Rule Metadata
Rule ID
27a72a60-7e5e-47b1-9d17-909c9abafdcd
Status
test
Level
medium
Type
Threat Hunt
Created
Tue Oct 15
Modified
Tue Aug 29
Path
rules-threat-hunting/windows/process_creation/proc_creation_win_susp_compression_params.yml
Raw Tags
attack.collectionattack.t1560.001detection.threat-hunting