General
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Target
file.exe
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Size
719KB
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Sample
220925-g2nqbaeghq
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MD5
fd6feb65329b8d3d0ba90f0074acc86b
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SHA1
3d77783edf77ba2ab83dbd4ff39510177adfe0dd
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SHA256
894eea1ccaca7741b0269811f4999af5b7d04311cb813b6ecf1dcd756f400956
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SHA512
b7b4d46af797e5da20ca27e48a0023b773b8b1e32c36c0ccc80665866d7e83b3a9429fb5e2148f068f85f3d200ffeded3651f31d62ffd5d629bccebb339e070a
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SSDEEP
12288:/rBifJr3ROAcNSbTEdx5qjyTPycM1A0GATJpCBOxmx2uphSLpt3lJ14wJUvPRlr+:FiRrsSsdLqiPyclsg44x251tzjavnr+
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20220812-en
Malware Config
Extracted
djvu
http://winnlinne.com/test3/get.php
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extension
.ofoq
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offline_id
xkNzhkB1wvgoDI7Uo0HPNLY3qCuwoFpP7nlhlut1
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payload_url
http://rgyui.top/dl/build2.exe
http://winnlinne.com/files/1/build3.exe
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ransomnote
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Extracted
vidar
54.6
517
https://t.me/huobiinside
https://mas.to/@kyriazhs1975
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profile_id
517
Targets
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Target
file.exe
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Size
719KB
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MD5
fd6feb65329b8d3d0ba90f0074acc86b
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SHA1
3d77783edf77ba2ab83dbd4ff39510177adfe0dd
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SHA256
894eea1ccaca7741b0269811f4999af5b7d04311cb813b6ecf1dcd756f400956
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SHA512
b7b4d46af797e5da20ca27e48a0023b773b8b1e32c36c0ccc80665866d7e83b3a9429fb5e2148f068f85f3d200ffeded3651f31d62ffd5d629bccebb339e070a
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SSDEEP
12288:/rBifJr3ROAcNSbTEdx5qjyTPycM1A0GATJpCBOxmx2uphSLpt3lJ14wJUvPRlr+:FiRrsSsdLqiPyclsg44x251tzjavnr+
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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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