General
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Target
2024-10-31_fe5c49aa1bde0817c6d0bf114dbcdc25_avoslocker_magniber_revil
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Size
6.0MB
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Sample
241031-psqgjszmar
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MD5
fe5c49aa1bde0817c6d0bf114dbcdc25
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SHA1
6662afc1ced3e9b76dd7aa644dd4949c76423dde
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SHA256
8e192d4f457019b7294dedab205ba77096275f737f1599508ea05d583f0471b7
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SHA512
289fabbf44cfee82bde4e1857bec20728e51a53f4a794cb9e0edd80f90b53bd1456af0c3782c3079527a43686b16d2fe80f11f1aa8f7817a643357a567cf9e50
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SSDEEP
98304:KrI1lEAOYB6RJ2dqW8LZJcmZQSAA4zJOi6f4sDw0dGw/RMTjYvH:5XGULEFrcnJzAxf4MFGkiv
Static task
static1
Behavioral task
behavioral1
Sample
2024-10-31_fe5c49aa1bde0817c6d0bf114dbcdc25_avoslocker_magniber_revil.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-10-31_fe5c49aa1bde0817c6d0bf114dbcdc25_avoslocker_magniber_revil.exe
Resource
win10v2004-20241007-en
Malware Config
Targets
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Target
2024-10-31_fe5c49aa1bde0817c6d0bf114dbcdc25_avoslocker_magniber_revil
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Size
6.0MB
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MD5
fe5c49aa1bde0817c6d0bf114dbcdc25
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SHA1
6662afc1ced3e9b76dd7aa644dd4949c76423dde
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SHA256
8e192d4f457019b7294dedab205ba77096275f737f1599508ea05d583f0471b7
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SHA512
289fabbf44cfee82bde4e1857bec20728e51a53f4a794cb9e0edd80f90b53bd1456af0c3782c3079527a43686b16d2fe80f11f1aa8f7817a643357a567cf9e50
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SSDEEP
98304:KrI1lEAOYB6RJ2dqW8LZJcmZQSAA4zJOi6f4sDw0dGw/RMTjYvH:5XGULEFrcnJzAxf4MFGkiv
Score7/10-
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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Loads dropped DLL
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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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Drops file in System32 directory
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MITRE ATT&CK Enterprise v15
Defense Evasion
Modify Registry
1Pre-OS Boot
1Bootkit
1Subvert Trust Controls
1Install Root Certificate
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1