General
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Target
37474b43218065ba37a69d5a8e106d2c180230deea071c317ece20b52c5ca6aa
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Size
802KB
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Sample
230922-bt3llsde92
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MD5
48542bf8e6ad07db434ee189bc371f5a
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SHA1
5c0438282b3428ba694344615f85446688391556
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SHA256
37474b43218065ba37a69d5a8e106d2c180230deea071c317ece20b52c5ca6aa
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SHA512
9514c30488d32ad44589a4be10c5c74b86914473cf5b4d9388cd4f94c13c358c61c1bafcf7090a68152616a35998c6af150435925be13595f94d1d86e1ed9a67
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SSDEEP
12288:OiIUYx14646GBL/OMQZ9p6tSQaG5YyyywAojVt/5JunbnvWCxOyQjoH8:9f764f1aG5hyyGj7PuiFyQ0H8
Malware Config
Extracted
djvu
http://zexeq.com/test1/get.php
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extension
.wwpl
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offline_id
LtYnlJvK0hICyOCeum6Tv4pbia9jcIGHVgA3Xht1
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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
5.7
5c0b4a12d6c03dd98ed431d3eded2169
https://steamcommunity.com/profiles/76561199553369541
https://t.me/dastanatg
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profile_id_v2
5c0b4a12d6c03dd98ed431d3eded2169
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user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_8) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.7 Safari/605.1.75
Targets
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Target
37474b43218065ba37a69d5a8e106d2c180230deea071c317ece20b52c5ca6aa
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Size
802KB
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MD5
48542bf8e6ad07db434ee189bc371f5a
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SHA1
5c0438282b3428ba694344615f85446688391556
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SHA256
37474b43218065ba37a69d5a8e106d2c180230deea071c317ece20b52c5ca6aa
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SHA512
9514c30488d32ad44589a4be10c5c74b86914473cf5b4d9388cd4f94c13c358c61c1bafcf7090a68152616a35998c6af150435925be13595f94d1d86e1ed9a67
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SSDEEP
12288:OiIUYx14646GBL/OMQZ9p6tSQaG5YyyywAojVt/5JunbnvWCxOyQjoH8:9f764f1aG5hyyGj7PuiFyQ0H8
Score10/10-
Detected Djvu ransomware
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Djvu Ransomware
Ransomware which is a variant of the STOP family.
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Vidar
Vidar is an infostealer based on Arkei stealer.
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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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Reads user/profile data of web browsers
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses 2FA software files, 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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