General
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Target
97de2bce164ca87adcd1f1c0e7c7f6c310d2f71a7457fa487ff0902555ac3b09
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Size
795KB
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Sample
230607-ve41nsdc24
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MD5
21508f1c6edb64217ef42b0846c5c750
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SHA1
4d199158f2d6d6757cefe53e6259cdea9119a82c
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SHA256
97de2bce164ca87adcd1f1c0e7c7f6c310d2f71a7457fa487ff0902555ac3b09
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SHA512
f82fc7fbb7605a291043c6c24247682cec0662bedde999436393edb588974379aed4225e20d012177f13ba3e6550fe80c7066e57c22124dbd031e198bbea11aa
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SSDEEP
12288:BmllFt5qW0Vewcd2iGIf05k7imhdoX749ggBkj0amUV0i0V:AzFt5qW2ewcd/d05k7imhdoX7hV
Static task
static1
Behavioral task
behavioral1
Sample
97de2bce164ca87adcd1f1c0e7c7f6c310d2f71a7457fa487ff0902555ac3b09.exe
Resource
win10-20230220-en
Malware Config
Extracted
djvu
http://zexeq.com/raud/get.php
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extension
.neon
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offline_id
0vTA6MA1m5nzrdffOCJC7YmAa4Lp6YNN8lOJ4mt1
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payload_url
http://colisumy.com/dl/build2.exe
http://zexeq.com/files/1/build3.exe
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ransomnote
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Extracted
vidar
4.2
a81bcf59d85e6e13257840e65b9d1da8
https://steamcommunity.com/profiles/76561199511129510
https://t.me/rechnungsbetrag
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profile_id_v2
a81bcf59d85e6e13257840e65b9d1da8
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user_agent
Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/75.0.3770.38 Safari/537.36 Brave/75
Targets
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Target
97de2bce164ca87adcd1f1c0e7c7f6c310d2f71a7457fa487ff0902555ac3b09
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Size
795KB
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MD5
21508f1c6edb64217ef42b0846c5c750
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SHA1
4d199158f2d6d6757cefe53e6259cdea9119a82c
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SHA256
97de2bce164ca87adcd1f1c0e7c7f6c310d2f71a7457fa487ff0902555ac3b09
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SHA512
f82fc7fbb7605a291043c6c24247682cec0662bedde999436393edb588974379aed4225e20d012177f13ba3e6550fe80c7066e57c22124dbd031e198bbea11aa
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SSDEEP
12288:BmllFt5qW0Vewcd2iGIf05k7imhdoX749ggBkj0amUV0i0V:AzFt5qW2ewcd/d05k7imhdoX7hV
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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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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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