General

  • Target

    2e47721a4fb2c1e36520d287b3251a9ea2b688de1f36541e8bc06c169c2b410a.exe

  • Size

    800KB

  • Sample

    240725-w315cszfkc

  • MD5

    a459c876f20b2ab552a0945256624310

  • SHA1

    0a540996512806b795b6aaa11e3eee8424a59495

  • SHA256

    2e47721a4fb2c1e36520d287b3251a9ea2b688de1f36541e8bc06c169c2b410a

  • SHA512

    8ba8b10afe964897ae523426ad859d4d5bdb99accfa6c4e1138b60691764fa7013d304ce17c2835d2c20c98e218a40585a85bd5d5b427e49329514c1fbd6373c

  • SSDEEP

    24576:FnjB/kSk7V/zmcAJXtUjr5PvWuuE6nM/:BVXt0+M6M

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

      2e47721a4fb2c1e36520d287b3251a9ea2b688de1f36541e8bc06c169c2b410a.exe

    • Size

      800KB

    • MD5

      a459c876f20b2ab552a0945256624310

    • SHA1

      0a540996512806b795b6aaa11e3eee8424a59495

    • SHA256

      2e47721a4fb2c1e36520d287b3251a9ea2b688de1f36541e8bc06c169c2b410a

    • SHA512

      8ba8b10afe964897ae523426ad859d4d5bdb99accfa6c4e1138b60691764fa7013d304ce17c2835d2c20c98e218a40585a85bd5d5b427e49329514c1fbd6373c

    • SSDEEP

      24576:FnjB/kSk7V/zmcAJXtUjr5PvWuuE6nM/:BVXt0+M6M

    • 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