General

  • Target

    c163e65cc868559fff4c0bdebf125507615d1365f8f5c52d489730f41c0c56c0

  • Size

    797KB

  • Sample

    240416-k6ppyseb56

  • MD5

    38229589bab21566df6e0db25447c1a3

  • SHA1

    95f14e511cec7d8276648d1388a53059cd51844d

  • SHA256

    c163e65cc868559fff4c0bdebf125507615d1365f8f5c52d489730f41c0c56c0

  • SHA512

    6b1507811cf03682f775a68debe1f7b05907aa5861d47380f4158430adb784ffd696a689b7e9a0b31a8f37efe9223b143f544167c86041b90d1c5124aae3d7d5

  • SSDEEP

    12288:cLZBZu4fJDV2EGnTZr/iAYYzR8LcsAZQqjlXm30UnIIlNuWmGBW3K:cLZPxo5fJRIcsAWqjlXmEzIlNu5AW3K

Malware Config

Extracted

Family

djvu

C2

http://sajdfue.com/test1/get.php

Attributes
  • extension

    .uajs

  • offline_id

    Jx0i3k2ogR5cKxX1evmz0Ex7TUxOUlnbh2dvnIt1

  • payload_url

    http://sdfjhuz.com/dl/build2.exe

    http://sajdfue.com/files/1/build3.exe

  • 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

rsa_pubkey.plain

Targets

    • Target

      c163e65cc868559fff4c0bdebf125507615d1365f8f5c52d489730f41c0c56c0

    • Size

      797KB

    • MD5

      38229589bab21566df6e0db25447c1a3

    • SHA1

      95f14e511cec7d8276648d1388a53059cd51844d

    • SHA256

      c163e65cc868559fff4c0bdebf125507615d1365f8f5c52d489730f41c0c56c0

    • SHA512

      6b1507811cf03682f775a68debe1f7b05907aa5861d47380f4158430adb784ffd696a689b7e9a0b31a8f37efe9223b143f544167c86041b90d1c5124aae3d7d5

    • SSDEEP

      12288:cLZBZu4fJDV2EGnTZr/iAYYzR8LcsAZQqjlXm30UnIIlNuWmGBW3K:cLZPxo5fJRIcsAWqjlXmEzIlNu5AW3K

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Modifies file permissions

    • Adds Run key to start application

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks