General
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Target
d0a32b9264b3466ffbba4c803c3866778dfe96494a93049a0a6f984ff675cf37
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Size
722KB
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Sample
230608-afef7aaa71
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MD5
1b77297c1fb9ab3f9442138ba2d2eead
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SHA1
441d299667867cf15a3ad16d2fb7e5c45f7499b5
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SHA256
d0a32b9264b3466ffbba4c803c3866778dfe96494a93049a0a6f984ff675cf37
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SHA512
67f95246ad2dff6ab8b6c0f9fc93d88bfe695f311dd03dc8b01bb568752f530b2aa1e20d4fe126cfbbb1ad0750c6fc4e23511b908b24ae8202ba0c15a4a835d1
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SSDEEP
12288:VE/snse7OCZCWHhnaTdeAvoQtReC8OWhqOq+9V8LO9/D6hPNRqh:Vrnse7OlUhna0AvoQv9YqOlr+O976fRO
Static task
static1
Behavioral task
behavioral1
Sample
d0a32b9264b3466ffbba4c803c3866778dfe96494a93049a0a6f984ff675cf37.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
d0a32b9264b3466ffbba4c803c3866778dfe96494a93049a0a6f984ff675cf37
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Size
722KB
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MD5
1b77297c1fb9ab3f9442138ba2d2eead
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SHA1
441d299667867cf15a3ad16d2fb7e5c45f7499b5
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SHA256
d0a32b9264b3466ffbba4c803c3866778dfe96494a93049a0a6f984ff675cf37
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SHA512
67f95246ad2dff6ab8b6c0f9fc93d88bfe695f311dd03dc8b01bb568752f530b2aa1e20d4fe126cfbbb1ad0750c6fc4e23511b908b24ae8202ba0c15a4a835d1
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SSDEEP
12288:VE/snse7OCZCWHhnaTdeAvoQtReC8OWhqOq+9V8LO9/D6hPNRqh:Vrnse7OlUhna0AvoQv9YqOlr+O976fRO
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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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