General
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Target
5c36f38313451fe2d95282c0d03af2e47858d35b3a5aef46b1a71bb4075316fe
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Size
665KB
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Sample
230221-xy5sesaa4w
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MD5
634fe02874d26b4fa1331bf93b20abdf
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SHA1
212760f2b3d81f9e20bac426807eac6e8c3070f2
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SHA256
5c36f38313451fe2d95282c0d03af2e47858d35b3a5aef46b1a71bb4075316fe
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SHA512
463c25d83b5ce0c337dfc5328b6ce6d17c418f01c55cd095d989676b88dea4e681584bfb653e8bac6c10cee9e813b9a1705028fe4732647440c0c75c2cc16e1e
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SSDEEP
12288:4NiUE+vTkxqhicXt/zak7ICvuX6WMYNwKXCJG/Hl8pqYfnf:4NdJQodF2Cv1WP+M2GPAqYff
Static task
static1
Behavioral task
behavioral1
Sample
5c36f38313451fe2d95282c0d03af2e47858d35b3a5aef46b1a71bb4075316fe.exe
Resource
win10v2004-20230221-en
Malware Config
Extracted
djvu
http://jiqaz.com/test2/get.php
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extension
.ioqa
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offline_id
O5Ml6uMfuo0gYusk48e0q49EQlFERyL5eSVQmVt1
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payload_url
http://uaery.top/dl/build2.exe
http://jiqaz.com/files/1/build3.exe
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ransomnote
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Extracted
vidar
2.6
19
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profile_id
19
Targets
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Target
5c36f38313451fe2d95282c0d03af2e47858d35b3a5aef46b1a71bb4075316fe
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Size
665KB
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MD5
634fe02874d26b4fa1331bf93b20abdf
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SHA1
212760f2b3d81f9e20bac426807eac6e8c3070f2
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SHA256
5c36f38313451fe2d95282c0d03af2e47858d35b3a5aef46b1a71bb4075316fe
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SHA512
463c25d83b5ce0c337dfc5328b6ce6d17c418f01c55cd095d989676b88dea4e681584bfb653e8bac6c10cee9e813b9a1705028fe4732647440c0c75c2cc16e1e
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SSDEEP
12288:4NiUE+vTkxqhicXt/zak7ICvuX6WMYNwKXCJG/Hl8pqYfnf:4NdJQodF2Cv1WP+M2GPAqYff
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Detected Djvu ransomware
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Downloads MZ/PE file
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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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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