General
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Target
ca2d962488ccf1c3888bafc0b3589a8a320dc968b889a85330bcd0e5c81cc065
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Size
796KB
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Sample
220430-btevjsbacp
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MD5
fde44caa66033d1b43cdc5bead5ac087
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SHA1
77133d052a14b73c29ca5f9a315e6562e8c9bbfb
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SHA256
ca2d962488ccf1c3888bafc0b3589a8a320dc968b889a85330bcd0e5c81cc065
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SHA512
c7155b6ebb15a681801e6e0e552d757b719379f64043607a2191a2cb6c5bbf56b680b0c016e46d44c946355c3bd2061a6ac7c0c7de113b85b2b50e4b19a8b2df
Static task
static1
Behavioral task
behavioral1
Sample
ca2d962488ccf1c3888bafc0b3589a8a320dc968b889a85330bcd0e5c81cc065.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
ca2d962488ccf1c3888bafc0b3589a8a320dc968b889a85330bcd0e5c81cc065
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Size
796KB
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MD5
fde44caa66033d1b43cdc5bead5ac087
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SHA1
77133d052a14b73c29ca5f9a315e6562e8c9bbfb
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SHA256
ca2d962488ccf1c3888bafc0b3589a8a320dc968b889a85330bcd0e5c81cc065
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SHA512
c7155b6ebb15a681801e6e0e552d757b719379f64043607a2191a2cb6c5bbf56b680b0c016e46d44c946355c3bd2061a6ac7c0c7de113b85b2b50e4b19a8b2df
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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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