General
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Target
46ef2b62af9ffda8b8c753fca287a993fafc6edf77e59a0705b8c9ffdc105bad
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Size
708KB
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Sample
240521-k6y9dsfh26
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MD5
3b4be42c1efa1c8c1711073308631320
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SHA1
9a4793bf0a61c9d9a9dd6a6e0b4f2a27b1545a3b
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SHA256
46ef2b62af9ffda8b8c753fca287a993fafc6edf77e59a0705b8c9ffdc105bad
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SHA512
c396f6097706c32f1fe6df860b92d0246374a3b8fe2fa2a11d62da718b751cef4dc15f348419e2aa31e4ab78defd0ea75ef3c080df9f00a377d847a76b34287a
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SSDEEP
12288:be8RtRto6h/0BlCfeK+ocd44x/JxMoeHPIdgkn6ata6oJxf2u:be8RtR//0744teveHn
Static task
static1
Behavioral task
behavioral1
Sample
46ef2b62af9ffda8b8c753fca287a993fafc6edf77e59a0705b8c9ffdc105bad.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral2
Sample
46ef2b62af9ffda8b8c753fca287a993fafc6edf77e59a0705b8c9ffdc105bad.exe
Resource
win11-20240426-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
46ef2b62af9ffda8b8c753fca287a993fafc6edf77e59a0705b8c9ffdc105bad
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Size
708KB
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MD5
3b4be42c1efa1c8c1711073308631320
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SHA1
9a4793bf0a61c9d9a9dd6a6e0b4f2a27b1545a3b
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SHA256
46ef2b62af9ffda8b8c753fca287a993fafc6edf77e59a0705b8c9ffdc105bad
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SHA512
c396f6097706c32f1fe6df860b92d0246374a3b8fe2fa2a11d62da718b751cef4dc15f348419e2aa31e4ab78defd0ea75ef3c080df9f00a377d847a76b34287a
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SSDEEP
12288:be8RtRto6h/0BlCfeK+ocd44x/JxMoeHPIdgkn6ata6oJxf2u:be8RtR//0744teveHn
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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