General
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Target
c8423a1bf172c3dea83d33545a2340e145b4d32b2fec9d79169b2acd4bee6e30
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Size
705KB
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Sample
221124-daefsacd57
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MD5
444d1754c41b932e1f7221a97dcfccb5
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SHA1
7402a33b9a44fc5766c48c4673fb6a66abc481cf
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SHA256
c8423a1bf172c3dea83d33545a2340e145b4d32b2fec9d79169b2acd4bee6e30
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SHA512
d1d5c5dc94b6f0ceacaa8bbfb68a6c781890925cb3b32df64f3a3a2a1b54c1c5c4316553c8149eb9f50efe93a8299b8562bb34ac3ba722174874c64f5d5422a4
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SSDEEP
12288:+dFa61hJr7xfM6Lg+wVZyRnxScprcR+3KpX5GVzUpIajt5wG/FGT/IdpOg:+31hzERYRnxScaRyBzUpIAt5wG9GT/Ks
Static task
static1
Behavioral task
behavioral1
Sample
c8423a1bf172c3dea83d33545a2340e145b4d32b2fec9d79169b2acd4bee6e30.exe
Resource
win10v2004-20221111-en
Malware Config
Extracted
djvu
http://fresherlights.com/test1/get.php
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extension
.tcvp
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offline_id
JBPpFMvWlKMsKlJRmPJl5e09RSnYrRJya1oX8xt1
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payload_url
http://uaery.top/dl/build2.exe
http://fresherlights.com/files/1/build3.exe
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ransomnote
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Extracted
vidar
55.8
517
https://t.me/headshotsonly
https://steamcommunity.com/profiles/76561199436777531
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profile_id
517
Targets
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Target
c8423a1bf172c3dea83d33545a2340e145b4d32b2fec9d79169b2acd4bee6e30
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Size
705KB
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MD5
444d1754c41b932e1f7221a97dcfccb5
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SHA1
7402a33b9a44fc5766c48c4673fb6a66abc481cf
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SHA256
c8423a1bf172c3dea83d33545a2340e145b4d32b2fec9d79169b2acd4bee6e30
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SHA512
d1d5c5dc94b6f0ceacaa8bbfb68a6c781890925cb3b32df64f3a3a2a1b54c1c5c4316553c8149eb9f50efe93a8299b8562bb34ac3ba722174874c64f5d5422a4
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SSDEEP
12288:+dFa61hJr7xfM6Lg+wVZyRnxScprcR+3KpX5GVzUpIajt5wG/FGT/IdpOg:+31hzERYRnxScaRyBzUpIAt5wG9GT/Ks
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Detected Djvu ransomware
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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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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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