General

  • Target

    JaffaCakes118_7d5c1ecf8bae4e798da87f5a15a85ffc769becbe07d7f2d92c46cb6cb94b938d

  • Size

    761KB

  • Sample

    241230-fyn18syqf1

  • MD5

    28969eb1b4a927fade90b20813c29cde

  • SHA1

    a23c6f3fe8a2b00b07c93ea743fc1b757e45e57d

  • SHA256

    7d5c1ecf8bae4e798da87f5a15a85ffc769becbe07d7f2d92c46cb6cb94b938d

  • SHA512

    f626e453e047770404b387ea90e56e04da07d67cd3be117a644d9a64c1605115ba6251a2bd9e5e829302f3182ecb1d949a6978fe365f8f3ef7a690defc5b8a5f

  • SSDEEP

    12288:NCd+GJSmVFO8Fw1V0ySglQLWmFg/NzRiKSWkOmUUQkEPYQHYQtu+CEHPh2ss:Ni+IVgywP0XyQLWmFg/N1gOnI4YQ4Qts

Malware Config

Extracted

Family

djvu

C2

http://fuyt.org/fhsgtsspen6/get.php

Attributes
  • extension

    .nuhb

  • offline_id

    PfLhykvDxmCghCq8peuxBtQ3c0QBuANi8WUkuet1

  • 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-c565B1ILoZ 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: 0453Jbdio

rsa_pubkey.plain

Targets

    • Target

      JaffaCakes118_7d5c1ecf8bae4e798da87f5a15a85ffc769becbe07d7f2d92c46cb6cb94b938d

    • Size

      761KB

    • MD5

      28969eb1b4a927fade90b20813c29cde

    • SHA1

      a23c6f3fe8a2b00b07c93ea743fc1b757e45e57d

    • SHA256

      7d5c1ecf8bae4e798da87f5a15a85ffc769becbe07d7f2d92c46cb6cb94b938d

    • SHA512

      f626e453e047770404b387ea90e56e04da07d67cd3be117a644d9a64c1605115ba6251a2bd9e5e829302f3182ecb1d949a6978fe365f8f3ef7a690defc5b8a5f

    • SSDEEP

      12288:NCd+GJSmVFO8Fw1V0ySglQLWmFg/NzRiKSWkOmUUQkEPYQHYQtu+CEHPh2ss:Ni+IVgywP0XyQLWmFg/N1gOnI4YQ4Qts

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Djvu 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