General

  • Target

    file.exe

  • Size

    282KB

  • Sample

    240911-x4yajayerc

  • MD5

    6a6554a97cabd9a8c53fd82631dabc4d

  • SHA1

    0b3c17ed215157d1c5a9d93bb27d00b81c52c4f1

  • SHA256

    1de1d42113064dace922eed0089dd22a9c83f1d03040f9b1e787145603ab02b2

  • SHA512

    31198a4aa9df63777b3e9db8b2e9d78ae50f87cd0ad055c388331fc47338107a46f363ccc34e67e73cebc505b05418d285ca889f0ae91cb4a7d7b67ba86ed084

  • SSDEEP

    6144:T4uGqsk9IG4IshEvObSgEG/3EkAfG2eU5uG7EO:kC9DTvNgf/3rAfTeouIEO

Malware Config

Extracted

Family

vidar

C2

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

Extracted

Family

lumma

C2

https://grassemenwji.shop/api

https://preachstrwnwjw.shop/api

https://complainnykso.shop/api

https://basedsymsotp.shop/api

https://charistmatwio.shop/api

https://stitchmiscpaew.shop/api

https://commisionipwn.shop/api

Targets

    • Target

      file.exe

    • Size

      282KB

    • MD5

      6a6554a97cabd9a8c53fd82631dabc4d

    • SHA1

      0b3c17ed215157d1c5a9d93bb27d00b81c52c4f1

    • SHA256

      1de1d42113064dace922eed0089dd22a9c83f1d03040f9b1e787145603ab02b2

    • SHA512

      31198a4aa9df63777b3e9db8b2e9d78ae50f87cd0ad055c388331fc47338107a46f363ccc34e67e73cebc505b05418d285ca889f0ae91cb4a7d7b67ba86ed084

    • SSDEEP

      6144:T4uGqsk9IG4IshEvObSgEG/3EkAfG2eU5uG7EO:kC9DTvNgf/3rAfTeouIEO

    • Detect Vidar Stealer

    • Lumma Stealer, LummaC

      Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

    • 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

    • Checks computer location settings

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

    • 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