Overview

overview

10

Static

static

file.exe

windows7-x64

10

file.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    file.exe
  • Size 182KB
  • Sample221107-lhmfcshhb3
  • SHA256 c8682651082a706e93c038faef563aae6fd0ca381e7c16f94b21d8717812ada4
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
djvusmokeloaderbackdoordiscoveryransomwaretrojan

Malware Config

Extracted

Family

  • djvu

C2

  • http://fresherlights.com/lancer/get.php

Attributes
  • extension

    .zate

  • offline_id

    VW11mMMPfxPTr0epvPSw1m6GBzcKFb3H2Lm2nyt1

  • payload_url

    http://uaery.top/dl/build2.exe

    http://fresherlights.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-XIH9asXhHQ 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: 0600Jhyjd

rsa_pubkey.plain

Targets

    • Target
      file.exe
    • Size 182KB
    • SHA256 c8682651082a706e93c038faef563aae6fd0ca381e7c16f94b21d8717812ada4
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    smokeloaderbackdoortrojandjvudiscoveryransomware

    • Detected Djvu ransomware

    • Detects Smokeloader packer

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

      ransomwaredjvu

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

      trojanbackdoorsmokeloader

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks