General
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Target
457e6657f0be0534f32c1bbb3e7746a84ac0413824003fbdfeda65b9dc30d822
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Size
805KB
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Sample
240417-fcd9xaea72
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MD5
4b090e5614be59b0f90294efc759978a
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SHA1
5a511f6e0d81958662e548ae99bf0d7d48f33416
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SHA256
457e6657f0be0534f32c1bbb3e7746a84ac0413824003fbdfeda65b9dc30d822
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SHA512
f94d9e08e4dfb4a47e4ac480ed8fca1d58810b06f77949af6669a88951944f2ee9bfd6e799da52f45f93f63a9afd3ae45d03b9f860949649c8e30b25b1999483
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SSDEEP
12288:z9gFH9zxvBDGgFJaeCHHOz07xWtjGuG2pZuOKckK3IO3StsOndslPkHS:z4dBD3Pg7apES4J+6Gl
Static task
static1
Behavioral task
behavioral1
Sample
457e6657f0be0534f32c1bbb3e7746a84ac0413824003fbdfeda65b9dc30d822.exe
Resource
win10v2004-20240412-en
Behavioral task
behavioral2
Sample
457e6657f0be0534f32c1bbb3e7746a84ac0413824003fbdfeda65b9dc30d822.exe
Resource
win11-20240412-en
Malware Config
Extracted
djvu
http://sajdfue.com/test1/get.php
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extension
.uajs
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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
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/df01994dd8d37c2c33469922f8e7155a20240402134014/fd95b0 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: 0859PsawqS
Targets
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Target
457e6657f0be0534f32c1bbb3e7746a84ac0413824003fbdfeda65b9dc30d822
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Size
805KB
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MD5
4b090e5614be59b0f90294efc759978a
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SHA1
5a511f6e0d81958662e548ae99bf0d7d48f33416
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SHA256
457e6657f0be0534f32c1bbb3e7746a84ac0413824003fbdfeda65b9dc30d822
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SHA512
f94d9e08e4dfb4a47e4ac480ed8fca1d58810b06f77949af6669a88951944f2ee9bfd6e799da52f45f93f63a9afd3ae45d03b9f860949649c8e30b25b1999483
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SSDEEP
12288:z9gFH9zxvBDGgFJaeCHHOz07xWtjGuG2pZuOKckK3IO3StsOndslPkHS:z4dBD3Pg7apES4J+6Gl
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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