Detection rules › Sigma

Suspicious Diantz Download and Compress Into a CAB File

Severity
medium
Author
frack113
Source
upstream

Download and compress a remote file and store it in a cab file on local machine.

MITRE ATT&CK coverage

TacticTechniques
Command & ControlT1105 Ingress Tool Transfer

Event coverage

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

Stages and Predicates

Stage 1: selection

CommandLine|contains: ' \\\\'
CommandLine|contains: .cab
CommandLine|contains: diantz.exe

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
  • \\\\ corpus 8 (sigma 8)
  • .cab corpus 5 (sigma 5)
  • diantz.exe corpus 2 (sigma 2)