General

  • Target

    798773e476a288869b80bc5b3029f754a5b890cd02b2dedfbb8e9d4aecc39f30

  • Size

    283KB

  • Sample

    240912-2kwptazcjh

  • MD5

    a8fef7b198fa122ead5bcf5b84f2737b

  • SHA1

    00ac0d1d6354ba397ea4d69265ed227817a29d8f

  • SHA256

    798773e476a288869b80bc5b3029f754a5b890cd02b2dedfbb8e9d4aecc39f30

  • SHA512

    acf483ef4846e1bff039c615eca505547e3739c979a6ecf08bda31869d69c3b71dcbdab045ac28bfcd5bd8bc92201fd5841b54c48ccb39986b712a99f8ef7d3b

  • SSDEEP

    6144:/aYRRx/KV1vo9X/FLI/tiDS/MqmPJOUv5/iqfMvBO71BBEO:/9Lx/i1a/FL2tKeOJv5/iqEY7FEO

Malware Config

Extracted

Family

vidar

C2

https://t.me/fneogr

https://t.me/edm0d

https://steamcommunity.com/profiles/76561199768374681

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36 OPR/110.0.0.0

Extracted

Family

stealc

Botnet

default

C2

http://46.8.231.109

Attributes
  • url_path

    /c4754d4f680ead72.php

Targets

    • Target

      798773e476a288869b80bc5b3029f754a5b890cd02b2dedfbb8e9d4aecc39f30

    • Size

      283KB

    • MD5

      a8fef7b198fa122ead5bcf5b84f2737b

    • SHA1

      00ac0d1d6354ba397ea4d69265ed227817a29d8f

    • SHA256

      798773e476a288869b80bc5b3029f754a5b890cd02b2dedfbb8e9d4aecc39f30

    • SHA512

      acf483ef4846e1bff039c615eca505547e3739c979a6ecf08bda31869d69c3b71dcbdab045ac28bfcd5bd8bc92201fd5841b54c48ccb39986b712a99f8ef7d3b

    • SSDEEP

      6144:/aYRRx/KV1vo9X/FLI/tiDS/MqmPJOUv5/iqfMvBO71BBEO:/9Lx/i1a/FL2tKeOJv5/iqEY7FEO

    • Detect Vidar Stealer

    • Stealc

      Stealc is an infostealer written in C++.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks