General

  • Target

    640ecd7705a20cd3930f67876637f64ec8ad9e5ff9b55e1646d4328a21212a01

  • Size

    198KB

  • Sample

    221012-zeg85abed6

  • MD5

    918794507d53b4693523f1487e40a0aa

  • SHA1

    e99616dd5238218afc8054dd839e88b0abb9e58f

  • SHA256

    e29fb294e9619ba5d5b702e0cc2d879affed1bf24cfc1a234a0a605cad30a48f

  • SHA512

    d35de530980d6897510172ef859a4c7488a0320a9b6e77d9fe57ba42a75f5db4cbc5a44270c3cdc2f225d7cc0a3f25d89814d23e0acb807f35f24f771ee955cc

  • SSDEEP

    3072:43JuGjdcAeLK1lEJMvqkm1wFMtFVdmOvAGEgyhV748wzz6UnRyPf:QJuGjOpLZDxtDdqXdVE81UnRyX

Malware Config

Extracted

Family

djvu

C2

http://winnlinne.com/lancer/get.php

Attributes
  • extension

    .powz

  • offline_id

    tHl9RvVtHhFQisMomKMdXzz2soNLhV0cuok85it1

  • payload_url

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

    http://winnlinne.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-oTIha7SI4s 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: 0581Jhyjd

rsa_pubkey.plain

Extracted

Family

vidar

Version

55

Botnet

517

C2

https://t.me/truewallets

https://mas.to/@zara99

http://116.203.10.3:80

Attributes
  • profile_id

    517

Targets

    • Target

      640ecd7705a20cd3930f67876637f64ec8ad9e5ff9b55e1646d4328a21212a01

    • Size

      295KB

    • MD5

      884091f1e5bcac50801137c0dbe32b4c

    • SHA1

      8c5456f20a4c3c4b5963b748a60f2ab4300c6aad

    • SHA256

      640ecd7705a20cd3930f67876637f64ec8ad9e5ff9b55e1646d4328a21212a01

    • SHA512

      ad860607b56a47977a1862394a328d23573136f266dda6d385cfcfe153a15c9e32738d1aef56ed6c3bbf540f95b32189297a64238e04836f4401699edc55e910

    • SSDEEP

      6144:GSdbNd1r/IyLNNtDdF7PHvLGeigavwVf:GyNn/I+JBJPaT

    • Detected Djvu ransomware

    • Detects Smokeloader packer

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • 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 Microsoft Outlook profiles

    • 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