Detection rules › Sigma
Copying Sensitive Files with Credential Data
Files with well-known filenames (sensitive files with credential data) copying
MITRE ATT&CK coverage
| Tactic | Techniques |
|---|---|
| Credential Access | T1003.002 OS Credential Dumping: Security Account Manager, T1003.003 OS Credential Dumping: NTDS |
Event coverage
| Provider | Event ID | Title |
|---|---|---|
| Sysmon | 1 | Process creation |
Stages and Predicates
Stage 1: all of selection_esent_img
or:
Image|endswith: '\esentutl.exe'
OriginalFileName: '\esentutl.exe'
Stage 2: all of selection_esent_cli
or:
CommandLine|contains: ' /m '
CommandLine|contains: ' /y '
CommandLine|contains: vss
Stage 3: selection_susp_paths
or:
CommandLine|contains: '\config\RegBack\sam'
CommandLine|contains: '\config\RegBack\security'
CommandLine|contains: '\config\RegBack\system'
CommandLine|contains: '\config\sam'
CommandLine|contains: '\config\security'
CommandLine|contains: '\config\system '
CommandLine|contains: '\repair\sam'
CommandLine|contains: '\repair\security'
CommandLine|contains: '\repair\system'
CommandLine|contains: '\windows\ntds\ntds.dit'
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 |
|
Image | ends_with |
|
OriginalFileName | eq |
|