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General

  • Target

    f865ed5325ab934547af80af71ffec4766a64ffeed3cc39d8e74b00f76ddbb85

  • Size

    735KB

  • Sample

    221017-q59avscbdm

  • MD5

    a6cacfc0dd9b44f15930ac8119fb8818

  • SHA1

    7c1a7c2f1f22b27b7fb6b4a04eea91877a3b2d91

  • SHA256

    f865ed5325ab934547af80af71ffec4766a64ffeed3cc39d8e74b00f76ddbb85

  • SHA512

    082050fcbdfe6811028a5b46d1938fefa2b2607a5b636a3d44d52d4bfb9e2798decbcd2d23125513777ae406d19e3f688fd7fbba89fb5cdb8978b9344fd70f7a

  • SSDEEP

    12288:WqrNyFW/6LymLjTV7NSBWWhrnioZFwohVkh9keC+G/fBTHJkcGHEuXOr:WqB+oYyUPV7UUWheswoAMesXbzX

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .tury

  • offline_id

    Uz66zEbmA32arcxwT81zZhkb23026oHz5iSp8qt1

  • 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-o7UXxOstmw 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: 0585Jhyjd

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

      f865ed5325ab934547af80af71ffec4766a64ffeed3cc39d8e74b00f76ddbb85

    • Size

      735KB

    • MD5

      a6cacfc0dd9b44f15930ac8119fb8818

    • SHA1

      7c1a7c2f1f22b27b7fb6b4a04eea91877a3b2d91

    • SHA256

      f865ed5325ab934547af80af71ffec4766a64ffeed3cc39d8e74b00f76ddbb85

    • SHA512

      082050fcbdfe6811028a5b46d1938fefa2b2607a5b636a3d44d52d4bfb9e2798decbcd2d23125513777ae406d19e3f688fd7fbba89fb5cdb8978b9344fd70f7a

    • SSDEEP

      12288:WqrNyFW/6LymLjTV7NSBWWhrnioZFwohVkh9keC+G/fBTHJkcGHEuXOr:WqB+oYyUPV7UUWheswoAMesXbzX

    • 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

    • 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