General
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Target
6b9b65805c8e2e937afd2a1ba7602cbcd80358f2e75e04160e419615e1e1bcdc
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Size
742KB
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Sample
230927-k2w88she5s
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MD5
e38e0c7603b34e1d6612412537f9ad60
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SHA1
a5c64ee337b723f270912031d6b39a16e118b55b
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SHA256
6b9b65805c8e2e937afd2a1ba7602cbcd80358f2e75e04160e419615e1e1bcdc
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SHA512
9b592034875ebeda47421f7cbd749005a551145aa68c05bade27eed789e26a363fa810df03dad0180327580ca53f6064946511642827f13e8b234f69e9387a5c
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SSDEEP
12288:Kpy2Oy/R9yHMKo40yQTTX+BEp+pRuoxTBqqGS4uow8/VCtrFGUUs/z:Kpy2F/PysKZzEBpob4w89erwUUQz
Malware Config
Extracted
djvu
http://zexeq.com/lancer/get.php
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extension
.mzop
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offline_id
64GZgS7xxeK837qu1w0KPUK0sweaDoAeJlv15vt1
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payload_url
http://colisumy.com/dl/build2.exe
http://zexeq.com/files/1/build3.exe
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ransomnote
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Extracted
vidar
5.8
be957cbbdc7ee5ad3ee6c696b5eb3079
https://steamcommunity.com/profiles/76561199555780195
https://t.me/solonichat
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profile_id_v2
be957cbbdc7ee5ad3ee6c696b5eb3079
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user_agent
Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.0.0 Safari/537.36
Targets
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Target
6b9b65805c8e2e937afd2a1ba7602cbcd80358f2e75e04160e419615e1e1bcdc
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Size
742KB
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MD5
e38e0c7603b34e1d6612412537f9ad60
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SHA1
a5c64ee337b723f270912031d6b39a16e118b55b
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SHA256
6b9b65805c8e2e937afd2a1ba7602cbcd80358f2e75e04160e419615e1e1bcdc
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SHA512
9b592034875ebeda47421f7cbd749005a551145aa68c05bade27eed789e26a363fa810df03dad0180327580ca53f6064946511642827f13e8b234f69e9387a5c
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SSDEEP
12288:Kpy2Oy/R9yHMKo40yQTTX+BEp+pRuoxTBqqGS4uow8/VCtrFGUUs/z:Kpy2F/PysKZzEBpob4w89erwUUQz
Score10/10-
Detected Djvu ransomware
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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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Downloads MZ/PE file
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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 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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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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