General
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Target
Patch.7z
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Size
64.9MB
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Sample
250113-ryfkmsxnfq
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MD5
8a582ac6dc360876421cea9e8f861980
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SHA1
6919461dc29b5cadb50fb261cb1acdc1d759f504
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SHA256
0a7123e2a0a02951c72048495c56fa5d38ea804d178268e24347be4db7a3c219
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SHA512
e32a7e89b8375bcebcb22666bbd9b09b71bf31d080115a881a7a9b9241b4f34d9b6c436958ea35fdb4fe560c41296d42879978f45b89abf25a35a7b5b7791763
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SSDEEP
1572864:HRqVKa7D6XdsVfVAhN+EHVFBEqBEGUmJH7rd2FQ9cDqjrzoPMUCcExzArh:HR07D6XdsZV8N+oKqKiH7rdDcDOXoPMk
Static task
static1
Behavioral task
behavioral1
Sample
Patch_MB_4.6.x.exe
Resource
win10ltsc2021-20241211-en
Malware Config
Targets
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Target
Patch_MB_4.6.x.exe
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Size
65.2MB
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MD5
3f44b49e3adca0e1a5f82553a72362c3
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SHA1
0c1070cb840ad39150467df43456c8f39a2ba7a6
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SHA256
139d053d79773b0a222c1217511f860e3bc1b6f82f0694fcd8be34417fa4d1c7
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SHA512
7f33016a43e0dc786d4fb99ac3b6cb8453aebe5ecd926b2cf26cefc16e1e8902c91891493d58c526d0471b8900a865b0737c6e7e59f069450bbe38f04f4b653d
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SSDEEP
1572864:SEsyRx4b2ot/G1+aGepsIq3gkJfDzkRl8fwAmpWnhEgo5BTEePUox7KQnx:SER4b2ot/c+3epxmJE38fwA7hE1jTEeL
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Drops file in Drivers directory
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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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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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Drops file in System32 directory
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Enumerates processes with tasklist
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Component Object Model Hijacking
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Component Object Model Hijacking
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Impair Defenses
1Safe Mode Boot
1Modify Registry
3Subvert Trust Controls
1Install Root Certificate
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1