Detection rules › Sigma
Cred Dump Tools Dropped Files
Files with well-known filenames (parts of credential dump software or files produced by them) creation
Known false positives
- Legitimate Administrator using tool for password recovery
MITRE ATT&CK coverage
Telemetry coverage
| Provider | Record / event type |
|---|---|
| Sysmon | Event ID 11: FileCreate |
Rule body
title: Cred Dump Tools Dropped Files
id: 8fbf3271-1ef6-4e94-8210-03c2317947f6
status: test
description: Files with well-known filenames (parts of credential dump software or files produced by them) creation
references:
- https://www.slideshare.net/heirhabarov/hunting-for-credentials-dumping-in-windows-environment
author: Teymur Kheirkhabarov, oscd.community
date: 2019-11-01
modified: 2025-10-25
tags:
- attack.credential-access
- attack.t1003.001
- attack.t1003.002
- attack.t1003.003
- attack.t1003.004
- attack.t1003.005
logsource:
category: file_event
product: windows
detection:
selection:
- TargetFilename|contains:
- '\fgdump-log'
- '\kirbi'
- '\pwdump'
- '\pwhashes'
- '\wce_ccache'
- '\wce_krbtkts'
- TargetFilename|endswith:
- '\cachedump.exe'
- '\cachedump64.exe'
- '\DumpExt.dll'
- '\DumpSvc.exe'
- '\Dumpy.exe'
- '\fgexec.exe'
- '\lsremora.dll'
- '\lsremora64.dll'
- '\NTDS.out'
- '\procdump.exe'
- '\procdump64.exe'
- '\procdump64a.exe'
- '\pstgdump.exe'
- '\pwdump.exe'
- '\SAM.out'
- '\SECURITY.out'
- '\servpw.exe'
- '\servpw64.exe'
- '\SYSTEM.out'
- '\test.pwd'
- '\wceaux.dll'
condition: selection
falsepositives:
- Legitimate Administrator using tool for password recovery
level: high
regression_tests_path: regression_data/rules/windows/file/file_event/file_event_win_cred_dump_tools_dropped_files/info.yml
Stages and Predicates
Stage 0: condition
selectionStage 1: selection
selection:
- TargetFilename|contains:
- '\fgdump-log'
- '\kirbi'
- '\pwdump'
- '\pwhashes'
- '\wce_ccache'
- '\wce_krbtkts'
- TargetFilename|endswith:
- '\cachedump.exe'
- '\cachedump64.exe'
- '\DumpExt.dll'
- '\DumpSvc.exe'
- '\Dumpy.exe'
- '\fgexec.exe'
- '\lsremora.dll'
- '\lsremora64.dll'
- '\NTDS.out'
- '\procdump.exe'
- '\procdump64.exe'
- '\procdump64a.exe'
- '\pstgdump.exe'
- '\pwdump.exe'
- '\SAM.out'
- '\SECURITY.out'
- '\servpw.exe'
- '\servpw64.exe'
- '\SYSTEM.out'
- '\test.pwd'
- '\wceaux.dll'
Indicators
These rows show field, operator, and value matches.
| Field | Kind | Values | Search |
|---|---|---|---|
TargetFilename | ends_with |
| field:"TargetFilename" kind:ends_with |
TargetFilename | match |
| field:"TargetFilename" kind:match |