Detection rules › Sigma

Writing Local Admin Share

Severity
medium
Author
frack113
Source
upstream

Aversaries may use to interact with a remote network share using Server Message Block (SMB). This technique is used by post-exploitation frameworks.

MITRE ATT&CK coverage

TacticTechniques
PersistenceT1546.002 Event Triggered Execution: Screensaver
Privilege EscalationT1546.002 Event Triggered Execution: Screensaver

Event coverage

ProviderEvent IDTitle
Sysmon11FileCreate

Stages and Predicates

Stage 1: selection

TargetFilename|contains: '\ADMIN$\'
TargetFilename|contains: '\\\\127.0.0'

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
TargetFilenamematch
  • \ADMIN$\
  • \\\\127.0.0