General
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Target
c4f45d4fda0f701e290bc237fd7c5196d901ad982407af6fe6c8ed9af1512de0
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Size
340KB
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Sample
221204-emmtcsac4z
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MD5
2ebde257d40cf538295ad04d1817c27b
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SHA1
53292aff28fd62d46d7c01267f4c6ae0b187c1ef
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SHA256
c4f45d4fda0f701e290bc237fd7c5196d901ad982407af6fe6c8ed9af1512de0
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SHA512
297fe34382e5880b272a9bbf343ab81d5e5f4b113ccf9bd13e90c906447030bf6e44f596397bea3893a2b4a2a1c8d506c996e634d63f5fd4b5bd88fdedf5314c
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SSDEEP
6144:4P0omifcRU5QwsBPpanMW2RqnJWrem96Y:4P0omtNwsBPWMW3JWr/6Y
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
c4f45d4fda0f701e290bc237fd7c5196d901ad982407af6fe6c8ed9af1512de0
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Size
340KB
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MD5
2ebde257d40cf538295ad04d1817c27b
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SHA1
53292aff28fd62d46d7c01267f4c6ae0b187c1ef
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SHA256
c4f45d4fda0f701e290bc237fd7c5196d901ad982407af6fe6c8ed9af1512de0
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SHA512
297fe34382e5880b272a9bbf343ab81d5e5f4b113ccf9bd13e90c906447030bf6e44f596397bea3893a2b4a2a1c8d506c996e634d63f5fd4b5bd88fdedf5314c
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SSDEEP
6144:4P0omifcRU5QwsBPpanMW2RqnJWrem96Y:4P0omtNwsBPWMW3JWr/6Y
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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