General

  • Target

    210bb6258fe305a947331eafd5cdc6afd53e7557ca75d7d69433c10f69fce6f6

  • Size

    731KB

  • Sample

    220425-e9xbbaffaq

  • MD5

    5e8b86c7cf9893472a10a8c6ac0f3dde

  • SHA1

    70566fec38b911c0b8a2a38ef9a06949f8b6d9a2

  • SHA256

    210bb6258fe305a947331eafd5cdc6afd53e7557ca75d7d69433c10f69fce6f6

  • SHA512

    005e964497e246c10bd5faf48b9124053b9ead69410bad42de531cf329802838e6933b477f5d3749b86f42a4095153d5f61fa9987d1aecbd4653c556a7a08120

Malware Config

Extracted

Family

djvu

C2

http://fuyt.org/fhsgtsspen6/get.php

Attributes
  • extension

    .dmay

  • offline_id

    Xe4NOamOTHZrARTiL9dfVzAylFrEWLGGbr2dngt1

  • payload_url

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

    http://fuyt.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-FT7BNVbXC9 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: 0458JIjdm

rsa_pubkey.plain

Extracted

Family

vidar

Version

51.8

Botnet

517

C2

https://t.me/mm20220428

https://koyu.space/@ronxik123

Attributes
  • profile_id

    517

Targets

    • Target

      210bb6258fe305a947331eafd5cdc6afd53e7557ca75d7d69433c10f69fce6f6

    • Size

      731KB

    • MD5

      5e8b86c7cf9893472a10a8c6ac0f3dde

    • SHA1

      70566fec38b911c0b8a2a38ef9a06949f8b6d9a2

    • SHA256

      210bb6258fe305a947331eafd5cdc6afd53e7557ca75d7d69433c10f69fce6f6

    • SHA512

      005e964497e246c10bd5faf48b9124053b9ead69410bad42de531cf329802838e6933b477f5d3749b86f42a4095153d5f61fa9987d1aecbd4653c556a7a08120

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request

      suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request

    • 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