General
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Target
62623bddab0911eca4cd33135383761dbcf6f22a480eda9761becf638f1c4546.exe
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Size
762KB
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Sample
240425-t6b9ascg76
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MD5
f3ad3e0f90adfd9a28dbeab4bc6196ef
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SHA1
5b699f023304e78d905345b254ebc608a4726721
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SHA256
62623bddab0911eca4cd33135383761dbcf6f22a480eda9761becf638f1c4546
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SHA512
1a81ab93e0045be0408bfa5f18095df63e7a504d5258e34f37b1a1a2357aee955918e7852d70c0b269425a15661656cc71fcb4944d4546eb87893974b3f39349
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SSDEEP
12288:O53AxLUl6AiI6LWr0A91IaNnrC0RAbRXouUUfXZLCdSZSoHfx1uDbccdt7Hw:OAHuRr0U1IF1RXd9fQGSoHfGncit7Q
Static task
static1
Behavioral task
behavioral1
Sample
62623bddab0911eca4cd33135383761dbcf6f22a480eda9761becf638f1c4546.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
62623bddab0911eca4cd33135383761dbcf6f22a480eda9761becf638f1c4546.exe
Resource
win10v2004-20240226-en
Malware Config
Extracted
djvu
http://cajgtus.com/test1/get.php
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extension
.bgjs
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offline_id
Z6iwSvCoAt8T8K2ROxecuXHPNHv7eDyWrc8Ks7t1
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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/54cdfd152fe98eedb628a1f4ddb7076420240421150208/403a27 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: support@freshingmail.top Reserve e-mail address to contact us: datarestorehelpyou@airmail.cc Your personal ID: 0863PsawqS
Targets
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Target
62623bddab0911eca4cd33135383761dbcf6f22a480eda9761becf638f1c4546.exe
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Size
762KB
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MD5
f3ad3e0f90adfd9a28dbeab4bc6196ef
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SHA1
5b699f023304e78d905345b254ebc608a4726721
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SHA256
62623bddab0911eca4cd33135383761dbcf6f22a480eda9761becf638f1c4546
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SHA512
1a81ab93e0045be0408bfa5f18095df63e7a504d5258e34f37b1a1a2357aee955918e7852d70c0b269425a15661656cc71fcb4944d4546eb87893974b3f39349
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SSDEEP
12288:O53AxLUl6AiI6LWr0A91IaNnrC0RAbRXouUUfXZLCdSZSoHfx1uDbccdt7Hw:OAHuRr0U1IF1RXd9fQGSoHfGncit7Q
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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