General
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Target
Void-Activator.exe
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Size
172KB
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Sample
250119-znlynswlfn
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MD5
02236cbbf666435264240fd1507abb0a
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SHA1
5848863915c1345907b8ca081b72d559df06d5d2
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SHA256
1f44c45f0cd0d5bdc9c64526285066193687677864f064bcbdb569582ae675a5
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SHA512
c216138a21a475ebab33138de1fe2dad90de308237f0e793dfe2958f33f20ba2826a855422ffaf267d3915839af8e65f82df73f526407ac1e784837496152bd1
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SSDEEP
3072:4MobR7ezAjLOZvmX1w5GWp1icKAArDZz4N9GhbkrNEk1QXzd:deR7eammgp0yN90QElj
Static task
static1
Behavioral task
behavioral1
Sample
Void-Activator.exe
Resource
win10ltsc2021-20250113-en
Malware Config
Targets
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Target
Void-Activator.exe
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Size
172KB
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MD5
02236cbbf666435264240fd1507abb0a
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SHA1
5848863915c1345907b8ca081b72d559df06d5d2
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SHA256
1f44c45f0cd0d5bdc9c64526285066193687677864f064bcbdb569582ae675a5
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SHA512
c216138a21a475ebab33138de1fe2dad90de308237f0e793dfe2958f33f20ba2826a855422ffaf267d3915839af8e65f82df73f526407ac1e784837496152bd1
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SSDEEP
3072:4MobR7ezAjLOZvmX1w5GWp1icKAArDZz4N9GhbkrNEk1QXzd:deR7eammgp0yN90QElj
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Modifies WinLogon for persistence
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Disables Task Manager via registry modification
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Downloads MZ/PE file
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Possible privilege escalation attempt
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Modifies file permissions
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Adds Run key to start application
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Legitimate hosting services abused for malware hosting/C2
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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.
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Sets desktop wallpaper using registry
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1File and Directory Permissions Modification
1Impair Defenses
1Disable or Modify Tools
1Modify Registry
5Pre-OS Boot
1Bootkit
1