General

  • Target

    2c1f5a36acad54ed68f641c70b269dcb11b50844f3238c93c328b9992725787d

  • Size

    830KB

  • Sample

    230802-x4q68aaf6s

  • MD5

    ca5f3e33f2550b666fb3c34919027b9e

  • SHA1

    1b8742899a48664b6284d7795d2723e1c929833a

  • SHA256

    2c1f5a36acad54ed68f641c70b269dcb11b50844f3238c93c328b9992725787d

  • SHA512

    0e8edda52f7c140bf618b04e436157c2e185a31ac2463c7e39d618c93431c8e04eb288cd27fcb54e12cef6a7b0d2b5b98ce777e606207be0ede989f5d74138ae

  • SSDEEP

    12288:SA5epLnKJR+qggvANtZ9S8ZbnJgQFyKJmwehCNcoFSxgSZUJVnVbltSOQ27:SA0DKH+qTvgtjyKMwehCN6DMnhaOH

Malware Config

Extracted

Family

djvu

C2

http://zexeq.com/raud/get.php

Attributes
  • extension

    .pouu

  • offline_id

    Cr1qw6x3Gr36kVHAZvrjTBFecy9ksVLEfrUGCjt1

  • payload_url

    http://colisumy.com/dl/build2.exe

    http://zexeq.com/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-MDnNtxiPM0 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: 0755JOsie

rsa_pubkey.plain

Targets

    • Target

      2c1f5a36acad54ed68f641c70b269dcb11b50844f3238c93c328b9992725787d

    • Size

      830KB

    • MD5

      ca5f3e33f2550b666fb3c34919027b9e

    • SHA1

      1b8742899a48664b6284d7795d2723e1c929833a

    • SHA256

      2c1f5a36acad54ed68f641c70b269dcb11b50844f3238c93c328b9992725787d

    • SHA512

      0e8edda52f7c140bf618b04e436157c2e185a31ac2463c7e39d618c93431c8e04eb288cd27fcb54e12cef6a7b0d2b5b98ce777e606207be0ede989f5d74138ae

    • SSDEEP

      12288:SA5epLnKJR+qggvANtZ9S8ZbnJgQFyKJmwehCNcoFSxgSZUJVnVbltSOQ27:SA0DKH+qTvgtjyKMwehCN6DMnhaOH

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • 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