General

  • Target

    a77599bea195b9f858ce2d25943da1eb6552ceb843ec8af67a41ef2c7e17e7db.exe

  • Size

    793KB

  • Sample

    240725-fpq48szflm

  • MD5

    a462cc4bbcfc709d15c578f9eaa6c09f

  • SHA1

    2f541d1d12d46b5e7ffc344d350ffb2acdc9c539

  • SHA256

    a77599bea195b9f858ce2d25943da1eb6552ceb843ec8af67a41ef2c7e17e7db

  • SHA512

    917c5406b7630e47bd6946033f68e82e25a91b7441bf71a0ba9ed79290b6eedf8560bb17f512fa56324bcd01f9367fb6059d619bb979c717bbcacdbfd8de5db5

  • SSDEEP

    12288:OzVNuPCj1HtSovtzuIL46X8qWyt/q5BxLi1AigQWtTmBeo/bpOGfSb7NUuDanPU:ra5NRf4u8qWy4pn1lceobpbfS9Ueans

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .kkia

  • offline_id

    dYUDKE4rrBmSPsf8srHMsyP40jle9uyxDDCfdxt1

  • payload_url

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

    http://fuyt.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-NdDG3HIUZp 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: 0425Jsfkjn

rsa_pubkey.plain

Targets

    • Target

      a77599bea195b9f858ce2d25943da1eb6552ceb843ec8af67a41ef2c7e17e7db.exe

    • Size

      793KB

    • MD5

      a462cc4bbcfc709d15c578f9eaa6c09f

    • SHA1

      2f541d1d12d46b5e7ffc344d350ffb2acdc9c539

    • SHA256

      a77599bea195b9f858ce2d25943da1eb6552ceb843ec8af67a41ef2c7e17e7db

    • SHA512

      917c5406b7630e47bd6946033f68e82e25a91b7441bf71a0ba9ed79290b6eedf8560bb17f512fa56324bcd01f9367fb6059d619bb979c717bbcacdbfd8de5db5

    • SSDEEP

      12288:OzVNuPCj1HtSovtzuIL46X8qWyt/q5BxLi1AigQWtTmBeo/bpOGfSb7NUuDanPU:ra5NRf4u8qWy4pn1lceobpbfS9Ueans

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • 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