Detection rules › Sigma

Conhost.exe CommandLine Path Traversal

Severity
high
Author
Nasreddine Bencherchali (Nextron Systems)
Source
upstream

detects the usage of path traversal in conhost.exe indicating possible command/argument confusion/hijacking

MITRE ATT&CK coverage

TacticTechniques
ExecutionT1059.003 Command and Scripting Interpreter: Windows Command Shell

Event coverage

ProviderEvent IDTitle
Sysmon1Process creation

Stages and Predicates

Stage 1: selection

CommandLine|contains: '/../../'
ParentCommandLine|contains: conhost

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 2 (sigma 2)
ParentCommandLinematch
  • conhost