Detection rules › Sigma

Replace.exe Usage

Severity
medium
Author
frack113
Source
upstream

Detects the use of Replace.exe which can be used to replace file with another file

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

Image|endswith: '\replace.exe'

Stage 2: argument

CommandLine|contains: -a

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
  • -a corpus 4 (sigma 4)
Imageends_with
  • \replace.exe corpus 2 (sigma 2)