General
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Target
4c9364d04445751104e4ec498bcab209146106b10c82492b6eb16b21a4760d59
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Size
783KB
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Sample
220422-bhbnraacc3
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MD5
3eb982b6fef01e6f28ac56361a73dc8c
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SHA1
23791c0fd3a7038cee23cdcd8b151322880146e1
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SHA256
4c9364d04445751104e4ec498bcab209146106b10c82492b6eb16b21a4760d59
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SHA512
f9bb58fd1e919bd7e803cbd8e33c73bdc9d88e2f83741e5c59f1025da745b9a38028b143cb7c1c4851aa41234bc3a5b223c85e9fcca0819b983f72508653c8bc
Static task
static1
Behavioral task
behavioral1
Sample
4c9364d04445751104e4ec498bcab209146106b10c82492b6eb16b21a4760d59.exe
Resource
win10v2004-20220414-en
Malware Config
Extracted
djvu
http://fuyt.org/fhsgtsspen6/get.php
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extension
.dmay
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offline_id
Xe4NOamOTHZrARTiL9dfVzAylFrEWLGGbr2dngt1
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payload_url
http://zerit.top/dl/build2.exe
http://fuyt.org/files/1/build3.exe
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ransomnote
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Extracted
vidar
51.8
517
https://t.me/mm20220428
https://koyu.space/@ronxik123
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profile_id
517
Targets
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Target
4c9364d04445751104e4ec498bcab209146106b10c82492b6eb16b21a4760d59
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Size
783KB
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MD5
3eb982b6fef01e6f28ac56361a73dc8c
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SHA1
23791c0fd3a7038cee23cdcd8b151322880146e1
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SHA256
4c9364d04445751104e4ec498bcab209146106b10c82492b6eb16b21a4760d59
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SHA512
f9bb58fd1e919bd7e803cbd8e33c73bdc9d88e2f83741e5c59f1025da745b9a38028b143cb7c1c4851aa41234bc3a5b223c85e9fcca0819b983f72508653c8bc
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Detected Djvu ransomware
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Vidar Stealer
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Downloads MZ/PE file
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Executes dropped EXE
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Loads dropped DLL
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Modifies file permissions
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Accesses cryptocurrency files/wallets, possible credential harvesting
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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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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext
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