Detection rules › Sigma
PUA - Suspicious ActiveDirectory Enumeration Via AdFind.EXE
Detects active directory enumeration activity using known AdFind CLI flags
MITRE ATT&CK coverage
| Tactic | Techniques |
|---|---|
| Discovery | T1087.002 Account Discovery: Domain Account |
Event coverage
| Provider | Event ID | Title |
|---|---|---|
| Sysmon | 1 | Process creation |
| Security-Auditing | 4688 | A new process has been created. |
Stages and Predicates
Stage 1: 1 of selection_password
or:
CommandLine|contains: lockoutduration
CommandLine|contains: lockoutobservationwindow
CommandLine|contains: lockoutthreshold
CommandLine|contains: maxpwdage
CommandLine|contains: minpwdage
CommandLine|contains: minpwdlength
CommandLine|contains: pwdhistorylength
CommandLine|contains: pwdproperties
Stage 2: 1 of selection_enum_ad
CommandLine|contains: '-sc admincountdmp'
Stage 3: 1 of selection_enum_exchange
CommandLine|contains: '-sc exchaddresses'
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 | match |
|