Sigma rule: Sensitive File Dump Via Print.EXE

Rule

Title

Sensitive File Dump Via Print.EXE

Status

test

Level

high

Author

Ayush Anand (Securityinbits)

Date

2026-04-28

File

rules/windows/process_creation/proc_creation_win_print_dump_sensitive_files.yml

Commit

ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects the abuse of the Print.exe utility for credential harvesting which involves using Print.Exe to copy sensitive files such as ntds.dit, SAM, SECURITY, or SYSTEM from the Windows directory in order to extract credentials, locally or remotely.

Log source

product

windows

category

process_creation

Detection

selection_img:
    - Image|endswith: '\print.exe'
    - OriginalFileName: 'Print.EXE'
selection_cli:
    CommandLine|contains|windash: '/D'
    CommandLine|contains:
        - '\config\SAM'
        - '\config\SECURITY'
        - '\config\SYSTEM'
        - '\windows\ntds\ntds.dit'
condition: all of selection_*

False positives (as the rule lists them)

• Unlikely

Tags

• attack.credential-access
• attack.stealth
• attack.t1003.003
• attack.t1003.002
• attack.t1218

MITRE ATT&CK ids this rule names

• T1003.002
• T1003.003
• T1218

References

• https://www.microsoft.com/en-us/security/blog/2026/02/06/active-exploitation-solarwinds-web-help-desk/
• https://www.huntress.com/blog/credential-theft-expanding-your-reach-pt-2
• https://lolbas-project.github.io/lolbas/Binaries/Print/

Read on 2026-11-03T00:58:21.399Z under licence sigma-drl-1.1@d5f4c36a from https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/process_creation/proc_creation_win_print_dump_sensitive_files.yml