General
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Target
build.exe
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Size
831KB
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Sample
210505-vce8dr9192
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MD5
06cc2c58b35393afd830c6d37d22f4e2
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SHA1
f4abeeb4441b7842101c5f907881179cc938f9c7
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SHA256
3763170476b8a4c3cb592cbea6c4471ba2ea2463db9f7839fda502ef0a06b092
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SHA512
fc866e39af2d7ddde6e3d6ffd2935077ae20d407aea84ec2e3cfd80f4974719b042408bbc6b1a33b7ab25967119d482098c88f03e867cf9afc61e31d94d03f4c
Malware Config
Targets
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Target
build.exe
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Size
831KB
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MD5
06cc2c58b35393afd830c6d37d22f4e2
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SHA1
f4abeeb4441b7842101c5f907881179cc938f9c7
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SHA256
3763170476b8a4c3cb592cbea6c4471ba2ea2463db9f7839fda502ef0a06b092
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SHA512
fc866e39af2d7ddde6e3d6ffd2935077ae20d407aea84ec2e3cfd80f4974719b042408bbc6b1a33b7ab25967119d482098c88f03e867cf9afc61e31d94d03f4c
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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