General
- Target 7f64d4f21253e9ce4070fd067009a76a656c9fea6479a37e9af07b4dbb5c07f5
- Size 744KB
- Sample261028-keyhsayv5k
- SHA256 7f64d4f21253e9ce4070fd067009a76a656c9fea6479a37e9af07b4dbb5c07f5
Score
10/10
Malware Config
Targets
-
- Target 7f64d4f21253e9ce4070fd067009a76a656c9fea6479a37e9af07b4dbb5c07f5
- Size 744KB
- SHA256 7f64d4f21253e9ce4070fd067009a76a656c9fea6479a37e9af07b4dbb5c07f5
Score10/10-
Modifies WinLogon for persistence
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UAC bypass
-
Disables RegEdit via registry modification
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Disables Task Manager via registry modification
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Possible privilege escalation attempt
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Modifies file permissions
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Checks whether UAC is enabled
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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Winlogon Helper DLL
1Event Triggered Execution
1Netsh Helper DLL
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
1Winlogon Helper DLL
1Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Direct Volume Access
1File and Directory Permissions Modification
1Impair Defenses
1Disable or Modify Tools
1Modify Registry
3Pre-OS Boot
1Bootkit
1