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General

  • Target

    568398e3f28bba94ddfac917c81c5e02ed4d46de2af1eef95845704c5c0875ff

  • Size

    726KB

  • Sample

    220920-rfw5nsgggq

  • MD5

    57980107cda4583ed5de831ce2d7c601

  • SHA1

    80505c968fe7f78538697b474f077068b61c2686

  • SHA256

    568398e3f28bba94ddfac917c81c5e02ed4d46de2af1eef95845704c5c0875ff

  • SHA512

    2c3a53ff5eb2b9a1dad87d3bda4367016b85737df6fbc070c50142ae18aa3725d973c6e1781bed17244993d82805e5592caf3fb7651b59683918488ca0fa477e

  • SSDEEP

    12288:tyYg+bUBFZvurA4KNc1yaVOOE7QoY1+7QzAzL0UuqOlUK+WX+VvUWfh74yw9:kYUB3vEktOEDwO+kL0UYsWu7h74l9

Malware Config

Extracted

Family

djvu

C2

http://acacaca.org/test1/get.php

Attributes
  • extension

    .mmpu

  • offline_id

    yd6oYv6aBN90yFzTWdZ34sXSXtXiauzOLXZyWht1

  • payload_url

    http://rgyui.top/dl/build2.exe

    http://acacaca.org/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. You can get and look video overview decrypt tool: https://we.tl/t-xuPJqoyzQE Price of private key and decrypt software is $980. Discount 50% available if you contact us first 72 hours, that's price for you is $490. 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: 0554Jhyjd

rsa_pubkey.plain

Targets

    • Target

      568398e3f28bba94ddfac917c81c5e02ed4d46de2af1eef95845704c5c0875ff

    • Size

      726KB

    • MD5

      57980107cda4583ed5de831ce2d7c601

    • SHA1

      80505c968fe7f78538697b474f077068b61c2686

    • SHA256

      568398e3f28bba94ddfac917c81c5e02ed4d46de2af1eef95845704c5c0875ff

    • SHA512

      2c3a53ff5eb2b9a1dad87d3bda4367016b85737df6fbc070c50142ae18aa3725d973c6e1781bed17244993d82805e5592caf3fb7651b59683918488ca0fa477e

    • SSDEEP

      12288:tyYg+bUBFZvurA4KNc1yaVOOE7QoY1+7QzAzL0UuqOlUK+WX+VvUWfh74yw9:kYUB3vEktOEDwO+kL0UYsWu7h74l9

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses 2FA software files, possible credential harvesting

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • 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 v6

Tasks