General
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Target
https://github.com/TheDarkMythos/windows-malware
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Sample
240809-wztacaxerg
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://github.com/TheDarkMythos/windows-malware
Resource
win10v2004-20240802-en
Malware Config
Targets
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Target
https://github.com/TheDarkMythos/windows-malware
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Modifies WinLogon for persistence
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Suspicious use of NtCreateUserProcessOtherParentProcess
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Disables RegEdit via registry modification
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Disables Task Manager via registry modification
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Downloads MZ/PE file
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Drops file in Drivers directory
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Modifies RDP port number used by Windows
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Possible privilege escalation attempt
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Sets service image path in registry
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Event Triggered Execution: Component Object Model Hijacking
Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.
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Executes dropped EXE
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Impair Defenses: Safe Mode Boot
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Loads dropped DLL
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Modifies file permissions
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Modifies system executable filetype association
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Adds Run key to start application
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Legitimate hosting services abused for malware hosting/C2
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Drops file in System32 directory
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
2Winlogon Helper DLL
1Event Triggered Execution
2Change Default File Association
1Component Object Model Hijacking
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
2Winlogon Helper DLL
1Event Triggered Execution
2Change Default File Association
1Component Object Model Hijacking
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1File and Directory Permissions Modification
1Impair Defenses
2Disable or Modify Tools
1Safe Mode Boot
1Modify Registry
8Subvert Trust Controls
1Install Root Certificate
1