Overview

overview

10

Static

static

3

488fc31a56...79.exe

windows7-x64

10

488fc31a56...79.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    488fc31a56df22ee62120505326df0699627525c17fbdde472437f447ba2b779.exe

  • Size

    735KB

  • Sample

    240916-hse79avbml

  • MD5

    e02fd1eee5d9fc50ac508abf6896982e

  • SHA1

    7c93d2e15ef9201a6f7154f924f2acd05b62511c

  • SHA256

    488fc31a56df22ee62120505326df0699627525c17fbdde472437f447ba2b779

  • SHA512

    1e78d958c25e41b217b0b5ac97b5fa0c643a6d8a997314d8d531372e497357e863792446bd812228d9a1b4aec054be3504d8337df6515535c69efca0e0bd6314

  • SSDEEP

    12288:T4wbKp60OwVHlsiOnNjS9zVy4sn232h2kkjo7UModgPcBJa0sQtaG4l:TLp0OwjiN25VJsnkkkk7s/tTtaGw

Score
10/10
djvudiscoverypersistenceransomware

Malware Config

Extracted

Family

djvu

C2

http://ring2.ug/As73yhsyU34578hxxx1/SDf565g/get.php

Attributes
  • extension

    .reha

  • offline_id

    7757TLxCRXnSjhJoq4TruFpvTlag0OKn6hPITYt1

  • payload_url

    http://ring2.ug/files/cost/updatewin1.exe

    http://ring2.ug/files/cost/updatewin2.exe

    http://ring2.ug/files/cost/updatewin.exe

    http://ring2.ug/files/cost/3.exe

    http://ring2.ug/files/cost/4.exe

    http://ring2.ug/files/cost/5.exe

  • ransomnote

    ATTENTION! Don't worry, you can return all your files! All your files like photos, 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-UdTNsLeiJA 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: 0199a7d6a8sda

rsa_pubkey.plain

Targets

    • Target

      488fc31a56df22ee62120505326df0699627525c17fbdde472437f447ba2b779.exe

    • Size

      735KB

    • MD5

      e02fd1eee5d9fc50ac508abf6896982e

    • SHA1

      7c93d2e15ef9201a6f7154f924f2acd05b62511c

    • SHA256

      488fc31a56df22ee62120505326df0699627525c17fbdde472437f447ba2b779

    • SHA512

      1e78d958c25e41b217b0b5ac97b5fa0c643a6d8a997314d8d531372e497357e863792446bd812228d9a1b4aec054be3504d8337df6515535c69efca0e0bd6314

    • SSDEEP

      12288:T4wbKp60OwVHlsiOnNjS9zVy4sn232h2kkjo7UModgPcBJa0sQtaG4l:TLp0OwjiN25VJsnkkkk7s/tTtaGw

    Score
    10/10
    djvudiscoverypersistenceransomware

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

      ransomwaredjvu

    • Checks computer location settings

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

    • Modifies file permissions

      discovery

    • Adds Run key to start application

      persistence

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks