General

  • Target

    ee76a4dd49e2e7576d76b73d1e5b8e3549ffc33b21828d6b27bd626b651d9ccf

  • Size

    825KB

  • Sample

    211205-19l18sdabm

  • MD5

    1799238b2a0cc909d969e0436a40e6c1

  • SHA1

    2e071cc754f7c4c24baa079b7bd1f3504234625c

  • SHA256

    ee76a4dd49e2e7576d76b73d1e5b8e3549ffc33b21828d6b27bd626b651d9ccf

  • SHA512

    f50371ac72792313585061b1f6719d656fa2cb1149eef7180b71163ad77ffccb29f3a0802f850ae4fca300fb5ae396ddb7725ede503386e25662909b3b104f58

Malware Config

Extracted

Family

djvu

C2

http://tzgl.org/lancer/get.php

Attributes
  • extension

    .hgsh

  • offline_id

    gYuqQ5GsAaJom08TivUVhlPzZDKd916x4NcXrWt1

  • payload_url

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

    http://tzgl.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-m8LBBi8x8F 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: 0358Sigrj

rsa_pubkey.plain

Extracted

Family

vidar

Version

48.9

Botnet

517

C2

https://qoto.org/@mniami

https://noc.social/@menaomi

Attributes
  • profile_id

    517

Targets

    • Target

      ee76a4dd49e2e7576d76b73d1e5b8e3549ffc33b21828d6b27bd626b651d9ccf

    • Size

      825KB

    • MD5

      1799238b2a0cc909d969e0436a40e6c1

    • SHA1

      2e071cc754f7c4c24baa079b7bd1f3504234625c

    • SHA256

      ee76a4dd49e2e7576d76b73d1e5b8e3549ffc33b21828d6b27bd626b651d9ccf

    • SHA512

      f50371ac72792313585061b1f6719d656fa2cb1149eef7180b71163ad77ffccb29f3a0802f850ae4fca300fb5ae396ddb7725ede503386e25662909b3b104f58

    • 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

    • suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)

      suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)

    • suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

      suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

    • suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil

      suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil

    • 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