General
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Target
76aba2793cea3b6712104861733eb1e4ccd89a6fc2ad6366cbac59bb3b6e9aa9
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Size
751KB
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Sample
230403-apseeadb5w
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MD5
57603f754045ba4b93159598c82df05b
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SHA1
344bb0cc7e66fc215ce9f0d1cff7569855efe7e2
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SHA256
76aba2793cea3b6712104861733eb1e4ccd89a6fc2ad6366cbac59bb3b6e9aa9
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SHA512
be3ca96d594f75d831dcc9c163dde4e92a16e5364ebbb82ebc7d4836ee43d3577be3b4537a287d60ee8c766464a460cbb2ef265c917ced139e21116347897fa8
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SSDEEP
12288:xkvoOoaKlNKleLSHOwxtx6rWIV0ZngTGLa9M3koBrPyDIbq3g/JtibdN1yGt:zOLyAzHVxerxVIngTGLwM3pmDGq3gjiH
Static task
static1
Behavioral task
behavioral1
Sample
76aba2793cea3b6712104861733eb1e4ccd89a6fc2ad6366cbac59bb3b6e9aa9.exe
Resource
win10v2004-20230220-en
Malware Config
Extracted
djvu
http://zexeq.com/test2/get.php
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extension
.nifr
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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
76aba2793cea3b6712104861733eb1e4ccd89a6fc2ad6366cbac59bb3b6e9aa9
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Size
751KB
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MD5
57603f754045ba4b93159598c82df05b
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SHA1
344bb0cc7e66fc215ce9f0d1cff7569855efe7e2
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SHA256
76aba2793cea3b6712104861733eb1e4ccd89a6fc2ad6366cbac59bb3b6e9aa9
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SHA512
be3ca96d594f75d831dcc9c163dde4e92a16e5364ebbb82ebc7d4836ee43d3577be3b4537a287d60ee8c766464a460cbb2ef265c917ced139e21116347897fa8
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SSDEEP
12288:xkvoOoaKlNKleLSHOwxtx6rWIV0ZngTGLa9M3koBrPyDIbq3g/JtibdN1yGt:zOLyAzHVxerxVIngTGLwM3pmDGq3gjiH
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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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