General
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Target
feffb4886c82faffafcc2a7c26b4bff5687d1241af8ffc1931584ce04871a4b3
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Size
779KB
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Sample
220502-sa7vnafea3
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MD5
079d22a7965c3f672c2371499bf1c992
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SHA1
6fe4b155d0a385498d2018fbe046c450cc66f5da
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SHA256
feffb4886c82faffafcc2a7c26b4bff5687d1241af8ffc1931584ce04871a4b3
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SHA512
3dbc742f884ade65db3646f6f7d31412457cd9213558f7e5326ba4911eb8cd1b49edd17b2c08c9b6aba1206d0707c0e8e8fbd057ace492034a9c3643cae5f81c
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
feffb4886c82faffafcc2a7c26b4bff5687d1241af8ffc1931584ce04871a4b3
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Size
779KB
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MD5
079d22a7965c3f672c2371499bf1c992
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SHA1
6fe4b155d0a385498d2018fbe046c450cc66f5da
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SHA256
feffb4886c82faffafcc2a7c26b4bff5687d1241af8ffc1931584ce04871a4b3
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SHA512
3dbc742f884ade65db3646f6f7d31412457cd9213558f7e5326ba4911eb8cd1b49edd17b2c08c9b6aba1206d0707c0e8e8fbd057ace492034a9c3643cae5f81c
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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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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