General

  • Target

    c530f33d5c41ec4a9d0756ddf95252d78533b9fa7a99f7f5898b2762f55f6a3b

  • Size

    777KB

  • Sample

    230108-v89g9ahf8t

  • MD5

    4493e239340b9f0988ef28421aa4f754

  • SHA1

    865bcd2d539941709e104469a02681e06ac2d680

  • SHA256

    c530f33d5c41ec4a9d0756ddf95252d78533b9fa7a99f7f5898b2762f55f6a3b

  • SHA512

    de6d67da1c5e149e852ae4a7a96f873fd965177d48fd7dc2c1ae7ecf765825bad1e964dafe80a6b05d05ea14f511015b38136bd9f2d86dc7864f4df3f2d7bf51

  • SSDEEP

    24576:RqUmYhH5KjFOTQ0EPPD1Daff394kIRUCTCQcJJt:RqDYVTQRPPDBaffZI67t

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .zoqw

  • offline_id

    7hl6KB3alcoZ6n4DhS2rApCezkIMzShntAiXWMt1

  • payload_url

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

    http://spaceris.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-N3pXlaPXFm 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: 0629JOsie

rsa_pubkey.plain

Extracted

Family

vidar

Version

1.8

Botnet

19

C2

https://t.me/year2023start

https://steamcommunity.com/profiles/76561199467421923

Attributes
  • profile_id

    19

Targets

    • Target

      c530f33d5c41ec4a9d0756ddf95252d78533b9fa7a99f7f5898b2762f55f6a3b

    • Size

      777KB

    • MD5

      4493e239340b9f0988ef28421aa4f754

    • SHA1

      865bcd2d539941709e104469a02681e06ac2d680

    • SHA256

      c530f33d5c41ec4a9d0756ddf95252d78533b9fa7a99f7f5898b2762f55f6a3b

    • SHA512

      de6d67da1c5e149e852ae4a7a96f873fd965177d48fd7dc2c1ae7ecf765825bad1e964dafe80a6b05d05ea14f511015b38136bd9f2d86dc7864f4df3f2d7bf51

    • SSDEEP

      24576:RqUmYhH5KjFOTQ0EPPD1Daff394kIRUCTCQcJJt:RqDYVTQRPPDBaffZI67t

    • 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