Detection rules › Sigma
Potential CobaltStrike Process Patterns
Detects potential process patterns related to Cobalt Strike beacon activity
MITRE ATT&CK coverage
| Tactic | Techniques |
|---|---|
| Execution | T1059 Command and Scripting Interpreter |
Event coverage
| Provider | Event ID | Title |
|---|---|---|
| Sysmon | 1 | Process creation |
Stages and Predicates
Stage 1: 1 of selection_generic_1
CommandLine|endswith: 'cmd.exe /C whoami'
ParentImage|startswith: 'C:\Temp\'
Stage 2: 1 of selection_generic_2
or:
ParentImage|endswith: '\dllhost.exe'
ParentImage|endswith: '\runonce.exe'
CommandLine|contains: '> \\\\.\\pipe'
CommandLine|contains: 'cmd.exe /c echo'
Stage 3: 1 of selection_conhost_1
CommandLine|endswith: 'conhost.exe 0xffffffff -ForceV1'
ParentCommandLine|contains: ' > \\\\.\\pipe'
ParentCommandLine|contains: 'cmd.exe /C echo'
Stage 4: 1 of selection_conhost_2
CommandLine|endswith: 'conhost.exe 0xffffffff -ForceV1'
ParentCommandLine|endswith: '/C whoami'
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.
| Field | Kind | Values |
|---|---|---|
CommandLine | ends_with |
|
CommandLine | match |
|
ParentCommandLine | ends_with |
|
ParentCommandLine | match |
|
ParentImage | ends_with |
|
ParentImage | starts_with |
|