General
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Target
aa17eb5bd52bf8b4a252b6fa8638e113.exe
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Size
842KB
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Sample
210505-58w5cyd2hn
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MD5
aa17eb5bd52bf8b4a252b6fa8638e113
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SHA1
747d4638617c4fe61a705346ab4c840b7a1c56ce
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SHA256
44d267b517f8af6f68f9548528ccfe6f532e6f18ac6f4ba32c4363afd29d59f8
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SHA512
03533cb29ca4a27aba23c5d3dbd4c9d5d80c94b16c7ed457931c72c10c24701621bac85482347ab6577d4960c3d58df36c951992c66780f2621a0946900e6cd0
Malware Config
Targets
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Target
aa17eb5bd52bf8b4a252b6fa8638e113.exe
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Size
842KB
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MD5
aa17eb5bd52bf8b4a252b6fa8638e113
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SHA1
747d4638617c4fe61a705346ab4c840b7a1c56ce
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SHA256
44d267b517f8af6f68f9548528ccfe6f532e6f18ac6f4ba32c4363afd29d59f8
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SHA512
03533cb29ca4a27aba23c5d3dbd4c9d5d80c94b16c7ed457931c72c10c24701621bac85482347ab6577d4960c3d58df36c951992c66780f2621a0946900e6cd0
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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