General
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Target
ce8155f38779b5e5cb6664f80e13e908c37653134a2387cff5e12ff06f828e85
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Size
730KB
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Sample
240525-v7zxesce77
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MD5
bc6655ccf33cfd0dd499054513c69a2c
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SHA1
9dd92e5b1cb79c9f9158a37059c67876235ed032
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SHA256
ce8155f38779b5e5cb6664f80e13e908c37653134a2387cff5e12ff06f828e85
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SHA512
5cfa5fd8299d945c25a1a543e47ef55f89d2f34ef8f9e75251c04c1e849f05dd1cd6ec5ef4eb2b1062ecc95d02575924d7ed685c7faee11d0a5de8cb40dab38a
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SSDEEP
12288:W8D4D5r0l3uNAN5ixN5NFTEklgM6JBQYQ/BTFluzRq8yQa+bN:W8lQAN5uvN1EWgxUplt8VNB
Static task
static1
Behavioral task
behavioral1
Sample
ce8155f38779b5e5cb6664f80e13e908c37653134a2387cff5e12ff06f828e85.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral2
Sample
ce8155f38779b5e5cb6664f80e13e908c37653134a2387cff5e12ff06f828e85.exe
Resource
win11-20240508-en
Malware Config
Extracted
djvu
http://cajgtus.com/test2/get.php
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extension
.vehu
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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
ce8155f38779b5e5cb6664f80e13e908c37653134a2387cff5e12ff06f828e85
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Size
730KB
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MD5
bc6655ccf33cfd0dd499054513c69a2c
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SHA1
9dd92e5b1cb79c9f9158a37059c67876235ed032
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SHA256
ce8155f38779b5e5cb6664f80e13e908c37653134a2387cff5e12ff06f828e85
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SHA512
5cfa5fd8299d945c25a1a543e47ef55f89d2f34ef8f9e75251c04c1e849f05dd1cd6ec5ef4eb2b1062ecc95d02575924d7ed685c7faee11d0a5de8cb40dab38a
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SSDEEP
12288:W8D4D5r0l3uNAN5ixN5NFTEklgM6JBQYQ/BTFluzRq8yQa+bN:W8lQAN5uvN1EWgxUplt8VNB
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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