General

  • Target

    af0b8f5af76165683f16c178e20703f0_JaffaCakes118

  • Size

    812KB

  • Sample

    240820-nl46patakk

  • MD5

    af0b8f5af76165683f16c178e20703f0

  • SHA1

    9d6e0772131c0a338caa0458e59b9e66f6ee1e2c

  • SHA256

    22ed8ba56c9a195d2f2b50133b9ba06e6cc0705fd3003cd76c2717547443f3d4

  • SHA512

    99010c90cf3d71d1577724f3726a90d03e49595f7b32d7daf50ff076bd712d383c34639a28ab3c49c45e468ee4cbc186ba39b28806ab74c9f3705b376dcdf03a

  • SSDEEP

    24576:9r33kKHXw2x9eo20ZcWB7kHkIreRbLd6:9LkKgo1Z/BIEIr2

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .copa

  • offline_id

    5sHsKew2XYnEguRaSVYIA8rudOB16MVLvPgGIOt1

  • payload_url

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

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

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

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

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

    http://cjto.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-NYlGSMNN9r 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: 0253Ijrfg

rsa_pubkey.plain

Targets

    • Target

      af0b8f5af76165683f16c178e20703f0_JaffaCakes118

    • Size

      812KB

    • MD5

      af0b8f5af76165683f16c178e20703f0

    • SHA1

      9d6e0772131c0a338caa0458e59b9e66f6ee1e2c

    • SHA256

      22ed8ba56c9a195d2f2b50133b9ba06e6cc0705fd3003cd76c2717547443f3d4

    • SHA512

      99010c90cf3d71d1577724f3726a90d03e49595f7b32d7daf50ff076bd712d383c34639a28ab3c49c45e468ee4cbc186ba39b28806ab74c9f3705b376dcdf03a

    • SSDEEP

      24576:9r33kKHXw2x9eo20ZcWB7kHkIreRbLd6:9LkKgo1Z/BIEIr2

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Renames multiple (180) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Modifies file permissions

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • 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.

MITRE ATT&CK Enterprise v15

Tasks