Detection rules › Sigma

Suspicious Diantz Alternate Data Stream Execution

Severity
medium
Author
frack113
Source
upstream

Compress target file into a cab file stored in the Alternate Data Stream (ADS) of the target file.

MITRE ATT&CK coverage

TacticTechniques
Defense EvasionT1564.004 Hide Artifacts: NTFS File Attributes

Event coverage

ProviderEvent IDTitle
Sysmon1Process creation
Security-Auditing4688A new process has been created.

Stages and Predicates

Stage 1: selection

CommandLine|contains: .cab
CommandLine|contains: diantz.exe
CommandLine|re: ':[^\\]'

Indicators

Each row is a field, operator, and value that the rule matches. The corpus column counts how many other rules in the catalog look for the same combination: high numbers point to widely-used, community-vetted indicators. Blank or 1 shows that the indicator is specific to this rule.

FieldKindValues
CommandLinematch
  • .cab corpus 5 (sigma 5)
  • diantz.exe corpus 2 (sigma 2)
CommandLineregex_match
  • :[^\\] corpus 2 (sigma 2)