Analysis

  • max time kernel
    140s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    31-10-2024 20:56

General

  • Target

    2b7bdd0b8bde43d8e9d9a32352a408c5028e2a39c694be064a6ed18d0aa830e7.exe

  • Size

    869KB

  • MD5

    b61223f5063b9290cb7177e0915be648

  • SHA1

    041b2958f50c016f1d2525848b2e0b3cefad1dc3

  • SHA256

    2b7bdd0b8bde43d8e9d9a32352a408c5028e2a39c694be064a6ed18d0aa830e7

  • SHA512

    d492e72bea3996df52eb0631c411e806a9130bc1bc2dea514247f0c834c3316473bbe751dfa6692355d035ee229cb8fe7e5df609af757963d9c4641c35eb589f

  • SSDEEP

    24576:hQxvS/h/e8PZD/PrhkNcW2S4+f8nalYsefFzy:Ovch/pPZ7PrpFJagz

Malware Config

Extracted

Family

djvu

C2

http://jfus.top/nddddhsspen6/get.php

Attributes
  • extension

    .rejg

  • offline_id

    ffMYeEIl8VXTNtDFDB8XTask2PZgkOrOTmhHKet1

  • payload_url

    http://jfus.top/files/penelop/updatewin1.exe

    http://jfus.top/files/penelop/updatewin2.exe

    http://jfus.top/files/penelop/updatewin.exe

    http://jfus.top/files/penelop/3.exe

    http://jfus.top/files/penelop/4.exe

    http://jfus.top/files/penelop/5.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-t9u4WFnEtN 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: 0295Sirj

rsa_pubkey.plain

Signatures

  • Detected Djvu ransomware 5 IoCs
  • Djvu Ransomware

    Ransomware which is a variant of the STOP family.

  • Djvu family
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

Processes

  • C:\Users\Admin\AppData\Local\Temp\2b7bdd0b8bde43d8e9d9a32352a408c5028e2a39c694be064a6ed18d0aa830e7.exe
    "C:\Users\Admin\AppData\Local\Temp\2b7bdd0b8bde43d8e9d9a32352a408c5028e2a39c694be064a6ed18d0aa830e7.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:2148

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2148-0-0x0000000001D30000-0x0000000001DC1000-memory.dmp

    Filesize

    580KB

  • memory/2148-2-0x0000000001E80000-0x0000000001F9A000-memory.dmp

    Filesize

    1.1MB

  • memory/2148-1-0x0000000001D30000-0x0000000001DC1000-memory.dmp

    Filesize

    580KB

  • memory/2148-3-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/2148-4-0x0000000001E80000-0x0000000001F9A000-memory.dmp

    Filesize

    1.1MB

  • memory/2148-5-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB

  • memory/2148-17-0x0000000000400000-0x0000000000537000-memory.dmp

    Filesize

    1.2MB