General
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Target
def17ae9bec980437e990d3e312ef23b9742ed93ef6a45e02f0135ffc14a6719
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Size
796KB
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Sample
220430-knahbadacq
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MD5
e24d92bc223e310cfc79676032042ec1
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SHA1
6fa14e279731ab14cf2245d338f5920722ad0413
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SHA256
def17ae9bec980437e990d3e312ef23b9742ed93ef6a45e02f0135ffc14a6719
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SHA512
5e5f44495e6ee1c42eec000dae27287b01eadb31b77ac4f647d061085fe0f66540504a10b8a155b286a13e3a694b2daaabc0e54a131384aed0931a98e05bbed1
Static task
static1
Behavioral task
behavioral1
Sample
def17ae9bec980437e990d3e312ef23b9742ed93ef6a45e02f0135ffc14a6719.exe
Resource
win10-20220414-en
Malware Config
Extracted
djvu
http://fuyt.org/fhsgtsspen6/get.php
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extension
.dewd
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offline_id
u8l8S1WNPrtypqzE5TnCErdyo7HLDDCUTJi8Vbt1
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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
def17ae9bec980437e990d3e312ef23b9742ed93ef6a45e02f0135ffc14a6719
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Size
796KB
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MD5
e24d92bc223e310cfc79676032042ec1
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SHA1
6fa14e279731ab14cf2245d338f5920722ad0413
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SHA256
def17ae9bec980437e990d3e312ef23b9742ed93ef6a45e02f0135ffc14a6719
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SHA512
5e5f44495e6ee1c42eec000dae27287b01eadb31b77ac4f647d061085fe0f66540504a10b8a155b286a13e3a694b2daaabc0e54a131384aed0931a98e05bbed1
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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 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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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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