General
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Target
file.exe
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Size
240KB
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Sample
221212-vtp53aeg4z
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MD5
7ca4d4ca99e04052b638422677b7add0
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SHA1
fc4741e176b584dca91476331597a3c3d3369657
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SHA256
48277f71025a2ab48ef76442a20110d19869736a60c101b0b7c3583680aec4a5
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SHA512
2d2e3dc8286790bc9aa8a28b5855ac46e373b33cd79e3fbf63ec0978bc389d69061d77fcdacfba00bca86e566bf5428cb020f8abae3140abd27902f8432c57d3
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SSDEEP
6144:RHLgR/AG/m9+vvorsg8IKyoyftf9cpgX:RH0VBm9+CUa6p
Malware Config
Extracted
djvu
http://abibiall.com/lancer/get.php
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extension
.matu
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offline_id
M6quF9d1g2LNWnBiQpTSgbW26JwEOrFwFfT1xGt1
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payload_url
http://uaery.top/dl/build2.exe
http://abibiall.com/files/1/build3.exe
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ransomnote
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Extracted
vidar
56.1
517
https://t.me/dishasta
https://steamcommunity.com/profiles/76561199441933804
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profile_id
517
Extracted
vidar
56.1
1808
https://t.me/dishasta
https://steamcommunity.com/profiles/76561199441933804
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profile_id
1808
Targets
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Target
file.exe
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Size
240KB
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MD5
7ca4d4ca99e04052b638422677b7add0
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SHA1
fc4741e176b584dca91476331597a3c3d3369657
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SHA256
48277f71025a2ab48ef76442a20110d19869736a60c101b0b7c3583680aec4a5
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SHA512
2d2e3dc8286790bc9aa8a28b5855ac46e373b33cd79e3fbf63ec0978bc389d69061d77fcdacfba00bca86e566bf5428cb020f8abae3140abd27902f8432c57d3
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SSDEEP
6144:RHLgR/AG/m9+vvorsg8IKyoyftf9cpgX:RH0VBm9+CUa6p
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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Executes dropped EXE
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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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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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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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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Suspicious use of NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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