General
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Target
899c990b57ad3fd86b220df834c53a8be278f76dca9d3882e3348eacbbb92032
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Size
777KB
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Sample
220501-xkp5taadhp
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MD5
3accb25e638075b8d45201bb5d19f844
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SHA1
7c8dd3aec7ffaf677c99971c803ae5a472b72d56
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SHA256
899c990b57ad3fd86b220df834c53a8be278f76dca9d3882e3348eacbbb92032
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SHA512
b6a463b1f15cf30e200882b1ee861e13ab35cc3fd27cd8557af37aa0a4b992a88242675ef493507453721d96acb9dd453e152371b89cd0ec007fe4838ee96e27
Malware Config
Extracted
djvu
http://fuyt.org/test1/get.php
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extension
.ttii
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offline_id
w6IKbZ9nGWp1wM5W7MK8obmynSc0Hx2FVdvsSzt1
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payload_url
http://zerit.top/dl/build2.exe
http://fuyt.org/files/1/build3.exe
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ransomnote
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Extracted
vidar
51.8
517
https://t.me/mm20220428
https://koyu.space/@ronxik123
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profile_id
517
Targets
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Target
899c990b57ad3fd86b220df834c53a8be278f76dca9d3882e3348eacbbb92032
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Size
777KB
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MD5
3accb25e638075b8d45201bb5d19f844
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SHA1
7c8dd3aec7ffaf677c99971c803ae5a472b72d56
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SHA256
899c990b57ad3fd86b220df834c53a8be278f76dca9d3882e3348eacbbb92032
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SHA512
b6a463b1f15cf30e200882b1ee861e13ab35cc3fd27cd8557af37aa0a4b992a88242675ef493507453721d96acb9dd453e152371b89cd0ec007fe4838ee96e27
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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suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
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suricata: ET MALWARE W32/Agent.OGR!tr.pws Stealer
suricata: ET MALWARE W32/Agent.OGR!tr.pws Stealer
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suricata: ET MALWARE Win32/Filecoder.STOP Variant Public Key Download
suricata: ET MALWARE Win32/Filecoder.STOP Variant Public Key Download
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suricata: ET MALWARE Win32/Filecoder.STOP Variant Request for Public Key
suricata: ET MALWARE Win32/Filecoder.STOP Variant Request for Public Key
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suricata: ET MALWARE Win32/Vodkagats Loader Requesting Payload
suricata: ET MALWARE Win32/Vodkagats Loader Requesting Payload
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Vidar 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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Accesses 2FA software files, possible credential harvesting
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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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Suspicious use of SetThreadContext
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