General
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Target
b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d
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Size
864KB
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Sample
211022-r7sasscffn
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MD5
46d54bcf91327754f698cb58d8d45ac4
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SHA1
0c962484b0e06d82865eb8607f0cb3dc81415611
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SHA256
b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d
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SHA512
0d1e508e5f98327cec95e3b8df07772d7d031dd858ec233f24b6224b496748099b51dc18e2e6eba94830af3d0dfdc3abd50a28453681f2cea47cc8304c292540
Static task
static1
Behavioral task
behavioral1
Sample
b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d.exe
Resource
win10-en-20211014
Malware Config
Extracted
vidar
41.5
517
https://mas.to/@xeroxxx
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profile_id
517
Extracted
djvu
http://rlrz.org/lancer
Targets
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Target
b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d
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Size
864KB
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MD5
46d54bcf91327754f698cb58d8d45ac4
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SHA1
0c962484b0e06d82865eb8607f0cb3dc81415611
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SHA256
b8ef97afa17bcf32d4d3218fdffd52239437575309e94313095fbd845260bc9d
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SHA512
0d1e508e5f98327cec95e3b8df07772d7d031dd858ec233f24b6224b496748099b51dc18e2e6eba94830af3d0dfdc3abd50a28453681f2cea47cc8304c292540
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Detected Djvu ransomware
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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 Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
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suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
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suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
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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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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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