General
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Target
ce91778455463f1b5ad030b7ecef25b7d0f0b21433009a9ab3cd1b953a7837cc
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Size
341KB
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Sample
221204-db5z5aed9z
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MD5
3b8bee82c7649a898059291154fe4131
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SHA1
c7459e38e80be04402f895077c511cd0c261fd06
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SHA256
ce91778455463f1b5ad030b7ecef25b7d0f0b21433009a9ab3cd1b953a7837cc
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SHA512
7933daa9b2760ef22c862a58c8a81bfcb96f8215b8ea8d1b0e54e2f718ea24d35bc805433ad385ac6b103277dbd694b5ca65a6cd09c49b9d503bb6890e227a4c
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SSDEEP
6144:cLo00wG9QX4N0VyFnSiwfhBenMW2Rqn7DLoY:cLo0lG9gyhSiwZ+MW37DkY
Malware Config
Extracted
djvu
http://fresherlights.com/lancer/get.php
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extension
.uyit
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offline_id
HtkmULXEgJoZa495hFUJlvKCD0OwnxklbkoITjt1
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payload_url
http://uaery.top/dl/build2.exe
http://fresherlights.com/files/1/build3.exe
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ransomnote
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Extracted
vidar
56
517
https://t.me/asifrazatg
https://steamcommunity.com/profiles/76561199439929669
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profile_id
517
Extracted
vidar
56
1148
https://t.me/asifrazatg
https://steamcommunity.com/profiles/76561199439929669
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profile_id
1148
Targets
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Target
ce91778455463f1b5ad030b7ecef25b7d0f0b21433009a9ab3cd1b953a7837cc
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Size
341KB
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MD5
3b8bee82c7649a898059291154fe4131
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SHA1
c7459e38e80be04402f895077c511cd0c261fd06
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SHA256
ce91778455463f1b5ad030b7ecef25b7d0f0b21433009a9ab3cd1b953a7837cc
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SHA512
7933daa9b2760ef22c862a58c8a81bfcb96f8215b8ea8d1b0e54e2f718ea24d35bc805433ad385ac6b103277dbd694b5ca65a6cd09c49b9d503bb6890e227a4c
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SSDEEP
6144:cLo00wG9QX4N0VyFnSiwfhBenMW2Rqn7DLoY:cLo0lG9gyhSiwZ+MW37DkY
Score10/10-
Detected Djvu ransomware
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Detects Smokeloader packer
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Djvu Ransomware
Ransomware which is a variant of the STOP family.
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SmokeLoader
Modular backdoor trojan in use since 2014.
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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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Drops file in Drivers directory
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Executes dropped EXE
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Deletes itself
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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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Uses the VBS compiler for execution
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Accesses 2FA software files, possible credential harvesting
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Accesses Microsoft Outlook profiles
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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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Drops Chrome extension
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Legitimate hosting services abused for malware hosting/C2
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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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