General
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Target
8303e90e481ad56cd8ca60f58327ee8646ae56598c6df40f092747272c0f5010
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Size
769KB
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Sample
240416-tg9hhafh4w
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MD5
9bb8d9ef11e74232f9672a8cde09888c
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SHA1
e8a2a15deb6afaaf04f52b70b9f9250212995bc4
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SHA256
8303e90e481ad56cd8ca60f58327ee8646ae56598c6df40f092747272c0f5010
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SHA512
59255b615c4718d3132f27f199fcfef7fa3cda5b753b708b1cdbd35152554dde172e62b537ba00b3c04eb9d6391c8aa1aae958c6babce13ea2784f7a0c75dc3d
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SSDEEP
12288:IJvvmBvVCQBRw0yOkhNGRv5hDK3QUsfpWiI4QbLZIU2XT+hnQ:A2VCSs6RTGAqnRKT+hQ
Static task
static1
Behavioral task
behavioral1
Sample
8303e90e481ad56cd8ca60f58327ee8646ae56598c6df40f092747272c0f5010.exe
Resource
win10v2004-20240412-en
Behavioral task
behavioral2
Sample
8303e90e481ad56cd8ca60f58327ee8646ae56598c6df40f092747272c0f5010.exe
Resource
win11-20240412-en
Malware Config
Extracted
djvu
http://sajdfue.com/test2/get.php
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extension
.uazq
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offline_id
Jx0i3k2ogR5cKxX1evmz0Ex7TUxOUlnbh2dvnIt1
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payload_url
http://sdfjhuz.com/dl/build2.exe
http://sajdfue.com/files/1/build3.exe
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ransomnote
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Targets
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Target
8303e90e481ad56cd8ca60f58327ee8646ae56598c6df40f092747272c0f5010
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Size
769KB
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MD5
9bb8d9ef11e74232f9672a8cde09888c
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SHA1
e8a2a15deb6afaaf04f52b70b9f9250212995bc4
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SHA256
8303e90e481ad56cd8ca60f58327ee8646ae56598c6df40f092747272c0f5010
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SHA512
59255b615c4718d3132f27f199fcfef7fa3cda5b753b708b1cdbd35152554dde172e62b537ba00b3c04eb9d6391c8aa1aae958c6babce13ea2784f7a0c75dc3d
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SSDEEP
12288:IJvvmBvVCQBRw0yOkhNGRv5hDK3QUsfpWiI4QbLZIU2XT+hnQ:A2VCSs6RTGAqnRKT+hQ
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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