General

  • Target

    cbc5ce28b1925b070284c6cb443ef9197ed6d78d3d8b891189e7d103003cf8c0.exe

  • Size

    790KB

  • Sample

    240725-gqw8basdlr

  • MD5

    f82f912af9e8977168720c1145a09e77

  • SHA1

    ded1c0a04f4e8097ae3f075ddb216ea54d1c3bdd

  • SHA256

    cbc5ce28b1925b070284c6cb443ef9197ed6d78d3d8b891189e7d103003cf8c0

  • SHA512

    16745b1239443aa2476973afb8128d54e9c7aa33c817b27ebf24103da60b9cab1be420adfb1ccefa1a99f5444526fa71ef762cf7c75b9e492836412b4d93f26b

  • SSDEEP

    12288:MzQh1cG6b40zotvxo6x5BC0bh9aU0glNGlcsu9G3+Hwm1e9tsS/0:MEh1cJkNxp5DaUPnLz89D/0

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

      cbc5ce28b1925b070284c6cb443ef9197ed6d78d3d8b891189e7d103003cf8c0.exe

    • Size

      790KB

    • MD5

      f82f912af9e8977168720c1145a09e77

    • SHA1

      ded1c0a04f4e8097ae3f075ddb216ea54d1c3bdd

    • SHA256

      cbc5ce28b1925b070284c6cb443ef9197ed6d78d3d8b891189e7d103003cf8c0

    • SHA512

      16745b1239443aa2476973afb8128d54e9c7aa33c817b27ebf24103da60b9cab1be420adfb1ccefa1a99f5444526fa71ef762cf7c75b9e492836412b4d93f26b

    • SSDEEP

      12288:MzQh1cG6b40zotvxo6x5BC0bh9aU0glNGlcsu9G3+Hwm1e9tsS/0:MEh1cJkNxp5DaUPnLz89D/0

    • 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