T1004: Winlogon Helper DLL Mitigation
Limit the privileges of user accounts so that only authorized administrators can perform Winlogon helper changes.
Identify and block potentially malicious software that may be executed through the Winlogon helper process by using whitelisting [1] tools like AppLocker [2] [3] that are capable of auditing and/or blocking unknown DLLs.
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Winlogon Helper DLL Mitigation
Limit the privileges of user accounts so that only authorized administrators can perform Winlogon helper changes.
Identify and block potentially malicious software that may be executed through the Winlogon helper process by using whitelisting [1] tools like AppLocker [2] [3] that are capable of auditing and/or blocking unknown DLLs.
How security teams should use this page
Treat this object as behavior context, not an attribution claim. Validate the related groups, software, data sources, and mitigations against official ATT&CK relationships and your own telemetry before making control-coverage decisions.
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Object version and sync metadata
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Imported snapshots across ATT&CK releases (1)
| Release | Bundle imported | Object version | Modified | Status | Raw hash |
|---|---|---|---|---|---|
| 19.1 | 1.0 | Current bundle Deprecated | 6eecea22cf20… |
Mirrored ATT&CK source object
The raw object is retained through the mirrored ATT&CK source bundle and object hash. The raw endpoint returns the exact object from the mirrored bundle when available.
External references and citations
MITRE external references are preserved separately from Glexia analysis so citations remain traceable to their original source records.
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[1]
Beechey 2010
Beechey, J. (2010, December). Application Whitelisting: Panacea or Propaganda?. Retrieved November 18, 2014.
Open source URL -
[2]
Windows Commands JPCERT
Tomonaga, S. (2016, January 26). Windows Commands Abused by Attackers. Retrieved February 2, 2016.
Open source URL -
[3]
NSA MS AppLocker
NSA Information Assurance Directorate. (2014, August). Application Whitelisting Using Microsoft AppLocker. Retrieved March 31, 2016.
Open source URL -
[4]
mitre-attack T1004Open source URL
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