General

  • Target

    55ca818117630f3d7a6a7d342ba4709a

  • Size

    683KB

  • Sample

    221128-3qcdssca97

  • MD5

    55ca818117630f3d7a6a7d342ba4709a

  • SHA1

    218cef30a801952ff782ca50e16990a91a4fea0a

  • SHA256

    35bf5ac627e6de3f858b254e979b32a668f38a55afe568bf5af389e23ba8a79a

  • SHA512

    ec9586c46c6c4936fc7d67ac7a6c104c0af215d96f015553445741ceab788a8056d63ba1c310b7e98308a274acb69dae4c8521631298b2cfe32a8ea43d933a2c

  • SSDEEP

    12288:Uaz/7urpqEaK3o0YIKX9U2r2Zcf2dgMf8uqD6j8TmS43RUUcJNKLLsAMou:pTCrkEaWo0iXNAdbf6Gj8TmSiEAYAMou

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .zatp

  • 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: 0598Jhyjd

rsa_pubkey.plain

Extracted

Family

vidar

Version

55.9

Botnet

517

C2

https://t.me/headshotsonly

https://steamcommunity.com/profiles/76561199436777531

Attributes
  • profile_id

    517

Targets

    • Target

      55ca818117630f3d7a6a7d342ba4709a

    • Size

      683KB

    • MD5

      55ca818117630f3d7a6a7d342ba4709a

    • SHA1

      218cef30a801952ff782ca50e16990a91a4fea0a

    • SHA256

      35bf5ac627e6de3f858b254e979b32a668f38a55afe568bf5af389e23ba8a79a

    • SHA512

      ec9586c46c6c4936fc7d67ac7a6c104c0af215d96f015553445741ceab788a8056d63ba1c310b7e98308a274acb69dae4c8521631298b2cfe32a8ea43d933a2c

    • SSDEEP

      12288:Uaz/7urpqEaK3o0YIKX9U2r2Zcf2dgMf8uqD6j8TmS43RUUcJNKLLsAMou:pTCrkEaWo0iXNAdbf6Gj8TmSiEAYAMou

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Modifies file permissions

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses 2FA software files, possible credential harvesting

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

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

    • 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 v6

Tasks