General
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Target
f4522c4451ca021e35bdf6e7e7ba7e860d763b00aa5cd09794d3ee677963044f
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Size
723KB
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Sample
240524-cmbd8ahf4s
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MD5
ff0f3e2bf5bd5afd862d8d251070892a
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SHA1
9606221794b75771277a28a61076fda69629dc2d
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SHA256
f4522c4451ca021e35bdf6e7e7ba7e860d763b00aa5cd09794d3ee677963044f
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SHA512
9aad3ad297181bbd936c6725e343edd0e5e7d6eceb189dd259f03450a47feab49a1b61c54bc67fd43a49d6cc061484ec2e8ed01cfee23a37fef41966c358356d
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SSDEEP
12288:+tAcm3YbfKSkxflS91MtQdBDX9M0SP7q+Sv4fX42UdvdsMusbpe8fq0:+WcmzJ219i0w7xE4g2UdjpeCq0
Static task
static1
Behavioral task
behavioral1
Sample
f4522c4451ca021e35bdf6e7e7ba7e860d763b00aa5cd09794d3ee677963044f.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
f4522c4451ca021e35bdf6e7e7ba7e860d763b00aa5cd09794d3ee677963044f.exe
Resource
win10-20240404-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
f4522c4451ca021e35bdf6e7e7ba7e860d763b00aa5cd09794d3ee677963044f
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Size
723KB
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MD5
ff0f3e2bf5bd5afd862d8d251070892a
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SHA1
9606221794b75771277a28a61076fda69629dc2d
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SHA256
f4522c4451ca021e35bdf6e7e7ba7e860d763b00aa5cd09794d3ee677963044f
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SHA512
9aad3ad297181bbd936c6725e343edd0e5e7d6eceb189dd259f03450a47feab49a1b61c54bc67fd43a49d6cc061484ec2e8ed01cfee23a37fef41966c358356d
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SSDEEP
12288:+tAcm3YbfKSkxflS91MtQdBDX9M0SP7q+Sv4fX42UdvdsMusbpe8fq0:+WcmzJ219i0w7xE4g2UdjpeCq0
Score10/10-
Detected Djvu ransomware
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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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