General
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Target
3c76fd25ebe36871e787955bc224b8f0.exe
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Size
819KB
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Sample
210505-jympbnayln
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MD5
3c76fd25ebe36871e787955bc224b8f0
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SHA1
b652e4d8d600c8518c2a0bbd137538895945e499
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SHA256
c422dca376d729a0c4a92257bba7fd8bd5c46b236746edf45b0e1f6331bd7e9d
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SHA512
a54573475d1bf5a1903425779a6ab568ef9824e5a773e27e5fe42a7a4533b78ed958e8db303ab857a5ce2f4ebbc1350d07bc24b88e249ac8ae772c4a78b546c8
Malware Config
Targets
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Target
3c76fd25ebe36871e787955bc224b8f0.exe
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Size
819KB
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MD5
3c76fd25ebe36871e787955bc224b8f0
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SHA1
b652e4d8d600c8518c2a0bbd137538895945e499
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SHA256
c422dca376d729a0c4a92257bba7fd8bd5c46b236746edf45b0e1f6331bd7e9d
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SHA512
a54573475d1bf5a1903425779a6ab568ef9824e5a773e27e5fe42a7a4533b78ed958e8db303ab857a5ce2f4ebbc1350d07bc24b88e249ac8ae772c4a78b546c8
Score10/10-
Deletes Windows Defender Definitions
Uses mpcmdrun utility to delete all AV definitions.
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Djvu Ransomware
Ransomware which is a variant of the STOP family.
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Vidar
Vidar is an infostealer based on Arkei stealer.
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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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Executes dropped EXE
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Loads dropped DLL
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Modifies file permissions
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Reads local data of messenger clients
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
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Reads user/profile data of web browsers
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses 2FA software files, possible credential harvesting
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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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