Detection rules › Sigma

Creation Exe for Service with Unquoted Path

Severity
high
Author
frack113
Source
upstream

Adversaries may execute their own malicious payloads by hijacking vulnerable file path references. Adversaries can take advantage of paths that lack surrounding quotations by placing an executable in a higher level directory within the path, so that Windows will choose the adversary's executable to launch.

MITRE ATT&CK coverage

TacticTechniques
PersistenceT1547.009 Boot or Logon Autostart Execution: Shortcut Modification
Privilege EscalationT1547.009 Boot or Logon Autostart Execution: Shortcut Modification

Event coverage

ProviderEvent IDTitle
Sysmon11FileCreate

Stages and Predicates

Stage 1: selection

TargetFilename: 'C:\program.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
TargetFilenameeq
  • C:\program.exe