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General

  • Target

    7f2da95a6071289c2a16f751cd4ef110978e99be1ba6725541f4d753ae717e6e

  • Size

    761KB

  • Sample

    230321-nzc95acb2x

  • MD5

    8edfc5cd990b582199df32c9552ba093

  • SHA1

    aa8e4fbb5246ad8e32735e3b34d4982d6f4b7d0f

  • SHA256

    7f2da95a6071289c2a16f751cd4ef110978e99be1ba6725541f4d753ae717e6e

  • SHA512

    6b0dd2fb19fa01b13bbf08cfcbd7055dc6b828cb4d0eb033885097cce3b049af9c87b09f6c42ca403d9fd1a98d98eb03afc80a3655f8bc123c69bea5e4e6153b

  • SSDEEP

    12288:yHoAf81b71Bkd2Wz9Uz0EMGEtPCz0psgvcYl4mXsA/dZp4JPRh:KP8t1aT9jkEtE0pD0mXzd

Malware Config

Extracted

Family

djvu

C2

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

Attributes
  • extension

    .darj

  • offline_id

    8EM6M9LqEzIk18qaQ87WiPQ1u84RRdej5V1ovht1

  • payload_url

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

    http://zexeq.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-vbVkogQdu2 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: 0668JOsie

rsa_pubkey.plain

Extracted

Family

vidar

C2

https://steamcommunity.com/profiles/76561199472266392

Extracted

Family

vidar

Version

��

C2

https://steamcommunity.com/profiles/76561199472266392

Targets

    • Target

      7f2da95a6071289c2a16f751cd4ef110978e99be1ba6725541f4d753ae717e6e

    • Size

      761KB

    • MD5

      8edfc5cd990b582199df32c9552ba093

    • SHA1

      aa8e4fbb5246ad8e32735e3b34d4982d6f4b7d0f

    • SHA256

      7f2da95a6071289c2a16f751cd4ef110978e99be1ba6725541f4d753ae717e6e

    • SHA512

      6b0dd2fb19fa01b13bbf08cfcbd7055dc6b828cb4d0eb033885097cce3b049af9c87b09f6c42ca403d9fd1a98d98eb03afc80a3655f8bc123c69bea5e4e6153b

    • SSDEEP

      12288:yHoAf81b71Bkd2Wz9Uz0EMGEtPCz0psgvcYl4mXsA/dZp4JPRh:KP8t1aT9jkEtE0pD0mXzd

    • 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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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