Detection rules › Sigma

Binary Proxy Execution Via Dotnet-Trace.EXE

Severity
medium
Author
Jimmy Bayne (@bohops)
Source
upstream

Detects commandline arguments for executing a child process via dotnet-trace.exe

MITRE ATT&CK coverage

TacticTechniques
Defense EvasionT1218 System Binary Proxy Execution

Event coverage

ProviderEvent IDTitle
Sysmon1Process creation

Stages and Predicates

Stage 1: all of selection_img

or:
Image|endswith: '\dotnet-trace.exe'
OriginalFileName: dotnet-trace.dll

Stage 2: all of selection_cli

CommandLine|contains: '-- '
CommandLine|contains: collect

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
  • --
  • collect corpus 2 (sigma 2)
Imageends_with
  • \dotnet-trace.exe
OriginalFileNameeq
  • dotnet-trace.dll