General
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Target
4e488dbc602465377e47c2b7d832baaabdd3b58f1b243ff7fb67d9be3b634da0
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Size
797KB
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Sample
240523-s6gcksga7z
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MD5
0074b8bc6cced95d99bc9098abcef625
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SHA1
21880dfb0aceebc7ddfa7b8056343f3006ff39d2
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SHA256
4e488dbc602465377e47c2b7d832baaabdd3b58f1b243ff7fb67d9be3b634da0
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SHA512
38e7f0e1a1084ff3a28025c3ff36dcd09acaba48df53d66fcec647bfd95871ee19434d59f65c2e19bd8b27a0a66f2139981f5eb3c7f013044eca98af86404b3c
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SSDEEP
12288:owgiCMEEeumDQQ92wfGw5N6qIao9wnrEYH0pLl9anzo3lARfCeDIxU:hChumkwff6p9EIs6SoVA48I
Static task
static1
Behavioral task
behavioral1
Sample
4e488dbc602465377e47c2b7d832baaabdd3b58f1b243ff7fb67d9be3b634da0.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
4e488dbc602465377e47c2b7d832baaabdd3b58f1b243ff7fb67d9be3b634da0.exe
Resource
win11-20240508-en
Malware Config
Extracted
djvu
http://cajgtus.com/test1/get.php
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extension
.vepi
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offline_id
EGfa5svnSGFJka7LZBQoqff0QtO1IpTauoDvGvt1
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payload_url
http://sdfjhuz.com/dl/build2.exe
http://cajgtus.com/files/1/build3.exe
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ransomnote
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Targets
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Target
4e488dbc602465377e47c2b7d832baaabdd3b58f1b243ff7fb67d9be3b634da0
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Size
797KB
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MD5
0074b8bc6cced95d99bc9098abcef625
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SHA1
21880dfb0aceebc7ddfa7b8056343f3006ff39d2
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SHA256
4e488dbc602465377e47c2b7d832baaabdd3b58f1b243ff7fb67d9be3b634da0
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SHA512
38e7f0e1a1084ff3a28025c3ff36dcd09acaba48df53d66fcec647bfd95871ee19434d59f65c2e19bd8b27a0a66f2139981f5eb3c7f013044eca98af86404b3c
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SSDEEP
12288:owgiCMEEeumDQQ92wfGw5N6qIao9wnrEYH0pLl9anzo3lARfCeDIxU:hChumkwff6p9EIs6SoVA48I
Score10/10-
Detected Djvu ransomware
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Modifies file permissions
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Adds Run key to start application
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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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