General
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Target
3f7279504b392928ee89487c2c4597ea58b7146bc369c7294c109aa8eb302796
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Size
752KB
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Sample
230401-zvhvlaeb4y
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MD5
3b10b4e44949254895e4642ac087807a
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SHA1
02caa8159f8338f894568237b3027d6c42d8b43d
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SHA256
3f7279504b392928ee89487c2c4597ea58b7146bc369c7294c109aa8eb302796
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SHA512
5c1972cfda1fe0c669e86a3438b139bdac8debf2286516f4f5892a61362a26c92a1baea36454f9bd924562f5bbe5dae6ac828c3f5a8ce2197fd69513018e2f4f
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SSDEEP
12288:Zo/kHcIPthiKDo+/rZ7LnnElKGJtvRhxYBK+QRPY3sKisHOdRU3q:3H7oYrZvOLvZhKcaisHKU6
Static task
static1
Behavioral task
behavioral1
Sample
3f7279504b392928ee89487c2c4597ea58b7146bc369c7294c109aa8eb302796.exe
Resource
win10v2004-20230220-en
Malware Config
Extracted
djvu
http://zexeq.com/raud/get.php
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extension
.niwm
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offline_id
FCP2fiITr4rryFhFBnA59GMgwES5CunmcbPc76t1
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payload_url
http://uaery.top/dl/build2.exe
http://zexeq.com/files/1/build3.exe
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ransomnote
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Extracted
vidar
3.2
5df88deb5dde677ba658b77ad5f60248
https://steamcommunity.com/profiles/76561199489580435
https://t.me/tabootalks
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profile_id_v2
5df88deb5dde677ba658b77ad5f60248
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user_agent
Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36 OPR/91.0.4516.79
Targets
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Target
3f7279504b392928ee89487c2c4597ea58b7146bc369c7294c109aa8eb302796
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Size
752KB
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MD5
3b10b4e44949254895e4642ac087807a
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SHA1
02caa8159f8338f894568237b3027d6c42d8b43d
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SHA256
3f7279504b392928ee89487c2c4597ea58b7146bc369c7294c109aa8eb302796
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SHA512
5c1972cfda1fe0c669e86a3438b139bdac8debf2286516f4f5892a61362a26c92a1baea36454f9bd924562f5bbe5dae6ac828c3f5a8ce2197fd69513018e2f4f
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SSDEEP
12288:Zo/kHcIPthiKDo+/rZ7LnnElKGJtvRhxYBK+QRPY3sKisHOdRU3q:3H7oYrZvOLvZhKcaisHKU6
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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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