General
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Target
bda365b76271bb53d92f7335a26539bf13cf17cfbf6b1997acac35f5184da1b2
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Size
683KB
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Sample
231024-w65lysga48
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MD5
97b0e15a6462f40e38291ad94ef9cb30
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SHA1
4485613ac44f06bf9cab067bc35ccea4a8c3e957
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SHA256
bda365b76271bb53d92f7335a26539bf13cf17cfbf6b1997acac35f5184da1b2
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SHA512
28f0c1306d1b60c234944d52487f968b646e6ba2b3821d3d50df0ea611bba3101ec8b8bd398a8afc166e02663013eb2a74f47cfeabbd8d71ade2f1a0f710783d
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SSDEEP
12288:Jh2vV3WVaQlz5rP02cViFeKd//Rr9dFqEcv7rFX3Ju2:JYVGVaO5hcedV9iEcZg2
Malware Config
Extracted
djvu
http://zexeq.com/test1/get.php
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extension
.zpas
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offline_id
OnB5BCsUkG8OhWvHL3Y0tNlfgHqdMG4puQsBzvt1
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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
6.2
58f391d2f33b9f5a2ddb51a3516986eb
https://steamcommunity.com/profiles/76561199564671869
https://t.me/scubytale
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profile_id_v2
58f391d2f33b9f5a2ddb51a3516986eb
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user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36 OPR/104.0.0.0
Targets
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Target
bda365b76271bb53d92f7335a26539bf13cf17cfbf6b1997acac35f5184da1b2
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Size
683KB
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MD5
97b0e15a6462f40e38291ad94ef9cb30
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SHA1
4485613ac44f06bf9cab067bc35ccea4a8c3e957
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SHA256
bda365b76271bb53d92f7335a26539bf13cf17cfbf6b1997acac35f5184da1b2
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SHA512
28f0c1306d1b60c234944d52487f968b646e6ba2b3821d3d50df0ea611bba3101ec8b8bd398a8afc166e02663013eb2a74f47cfeabbd8d71ade2f1a0f710783d
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SSDEEP
12288:Jh2vV3WVaQlz5rP02cViFeKd//Rr9dFqEcv7rFX3Ju2:JYVGVaO5hcedV9iEcZg2
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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