General
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Target
f3991c138aae20c9c8104b340a0a21628af7b432f95dc709dfe6812e6a35ef5e
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Size
733KB
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Sample
240526-a1my3agd4v
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MD5
8ca4e6f32c4f0ca55963d2719ae94a1c
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SHA1
16487b0129fed84f05ad959f32f5ca1669f1d8b9
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SHA256
f3991c138aae20c9c8104b340a0a21628af7b432f95dc709dfe6812e6a35ef5e
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SHA512
6975fe9a36740c1edc711afb68463b77090e15305355a3e82861721ccdd440bfae29f03b9a5da8b82f5125075a73678a54c7f72408ea99db3d9b4699d64948bd
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SSDEEP
12288:Gl/6v07qke/ROYqGQslDPL9zEJ3YUCZfFlHpKDcCLVAtQQctFlD5r4:Glw7/8YpdbpzwgaT/rjO
Static task
static1
Behavioral task
behavioral1
Sample
f3991c138aae20c9c8104b340a0a21628af7b432f95dc709dfe6812e6a35ef5e.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral2
Sample
f3991c138aae20c9c8104b340a0a21628af7b432f95dc709dfe6812e6a35ef5e.exe
Resource
win11-20240419-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
ATTENTION! Don't worry, you can return all your files! All your files like pictures, databases, documents and other important are encrypted with strongest encryption and unique key. The only method of recovering files is to purchase decrypt tool and unique key for you. This software will decrypt all your encrypted files. What guarantees you have? You can send one of your encrypted file from your PC and we decrypt it for free. But we can decrypt only 1 file for free. File must not contain valuable information. Do not ask assistants from youtube and recovery data sites for help in recovering your data. They can use your free decryption quota and scam you. Our contact is emails in this text document only. You can get and look video overview decrypt tool: https://wetransfer.com/downloads/33b490a613f49fa190924f199d2c079e20240512191214/caaf73 Price of private key and decrypt software is $999. Discount 50% available if you contact us first 72 hours, that's price for you is $499. Please note that you'll never restore your data without payment. Check your e-mail "Spam" or "Junk" folder if you don't get answer more than 6 hours. To get this software you need write on our e-mail: [email protected] Reserve e-mail address to contact us: [email protected] Your personal ID: 0871PsawqS
Targets
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Target
f3991c138aae20c9c8104b340a0a21628af7b432f95dc709dfe6812e6a35ef5e
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Size
733KB
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MD5
8ca4e6f32c4f0ca55963d2719ae94a1c
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SHA1
16487b0129fed84f05ad959f32f5ca1669f1d8b9
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SHA256
f3991c138aae20c9c8104b340a0a21628af7b432f95dc709dfe6812e6a35ef5e
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SHA512
6975fe9a36740c1edc711afb68463b77090e15305355a3e82861721ccdd440bfae29f03b9a5da8b82f5125075a73678a54c7f72408ea99db3d9b4699d64948bd
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SSDEEP
12288:Gl/6v07qke/ROYqGQslDPL9zEJ3YUCZfFlHpKDcCLVAtQQctFlD5r4:Glw7/8YpdbpzwgaT/rjO
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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