General

  • Target

    926456a66d1fab5c4d79ef23653c6e8f4514c9a061e5c0e405c28fa1b39d8b1f

  • Size

    756KB

  • Sample

    211202-zrn77sfaa9

  • MD5

    ae91c3037ad53896e7f1e628cde624ca

  • SHA1

    02044dd00516d202934e8a74bae7a55a2bd63901

  • SHA256

    926456a66d1fab5c4d79ef23653c6e8f4514c9a061e5c0e405c28fa1b39d8b1f

  • SHA512

    25d5c4193ee9ed140915da5dbc6a33a5f3159f54a5d5d45645faf35645ba9bc3ebc39ebbea5f9106da7f22eab2b2c9948856b0e152b287316aa66fdec41e55b5

Malware Config

Extracted

Family

djvu

C2

http://tzgl.org/lancer/get.php

Attributes
  • extension

    .yqal

  • offline_id

    K3PMMX2aWwpnYby88Dzg7tmaIW7Tv0HMWvSyr7t1

  • payload_url

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

    http://tzgl.org/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-rIyEiK9ekc 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: 0356gSd743d

rsa_pubkey.plain

Extracted

Family

vidar

Version

48.9

Botnet

517

C2

https://qoto.org/@mniami

https://noc.social/@menaomi

Attributes
  • profile_id

    517

Targets

    • Target

      926456a66d1fab5c4d79ef23653c6e8f4514c9a061e5c0e405c28fa1b39d8b1f

    • Size

      756KB

    • MD5

      ae91c3037ad53896e7f1e628cde624ca

    • SHA1

      02044dd00516d202934e8a74bae7a55a2bd63901

    • SHA256

      926456a66d1fab5c4d79ef23653c6e8f4514c9a061e5c0e405c28fa1b39d8b1f

    • SHA512

      25d5c4193ee9ed140915da5dbc6a33a5f3159f54a5d5d45645faf35645ba9bc3ebc39ebbea5f9106da7f22eab2b2c9948856b0e152b287316aa66fdec41e55b5

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar Stealer

    • Downloads MZ/PE file

    • Executes dropped EXE

    • 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