Overview

overview

10

Static

static

3

f0689cff02...fb.exe

windows7-x64

10

f0689cff02...fb.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f0689cff028781477fb7e00cb27868980453ee4770b6b20dbf35d1d0e6de66fb.exe

  • Size

    713KB

  • Sample

    241203-3e4nxazlht

  • MD5

    e52172154ddb3ba654b6b91fdce8020e

  • SHA1

    68278fec9526ef91c1d06e5a83bced2dc13e178f

  • SHA256

    f0689cff028781477fb7e00cb27868980453ee4770b6b20dbf35d1d0e6de66fb

  • SHA512

    38c9b20cc56468026ebf6088174cd644456ea1acd5dc6a3a9fdbe328b7cb9e2f2c7ecf6ae3d3e798002a4fde3b1bcc61e696ff777071fbdd1efad24c504a6c5c

  • SSDEEP

    12288:QRr71FAmv1eFrc4JTs+OuLO2TB07mBnY4YxsOtnRt+htHI+djNFWMd7m9c0FqpHL:8PAkEFBr1O2uSi4YxsOhH+hRIrMd7I4r

Score
10/10
djvudiscoverypersistenceransomware

Malware Config

Extracted

Family

djvu

C2

http://zexeq.com/test1/get.php

Attributes
  • extension

    .gaze

  • offline_id

    jB2aJtVEWRwbJf76a6OKB8sn0BtTgNlHYUC5wLt1

  • 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-sD0OUYo1Pd 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: 0710JOsie

rsa_pubkey.plain

Targets

    • Target

      f0689cff028781477fb7e00cb27868980453ee4770b6b20dbf35d1d0e6de66fb.exe

    • Size

      713KB

    • MD5

      e52172154ddb3ba654b6b91fdce8020e

    • SHA1

      68278fec9526ef91c1d06e5a83bced2dc13e178f

    • SHA256

      f0689cff028781477fb7e00cb27868980453ee4770b6b20dbf35d1d0e6de66fb

    • SHA512

      38c9b20cc56468026ebf6088174cd644456ea1acd5dc6a3a9fdbe328b7cb9e2f2c7ecf6ae3d3e798002a4fde3b1bcc61e696ff777071fbdd1efad24c504a6c5c

    • SSDEEP

      12288:QRr71FAmv1eFrc4JTs+OuLO2TB07mBnY4YxsOtnRt+htHI+djNFWMd7m9c0FqpHL:8PAkEFBr1O2uSi4YxsOhH+hRIrMd7I4r

    Score
    10/10
    djvudiscoverypersistenceransomware

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

      ransomwaredjvu

    • Djvu family

      djvu

    • 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.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks