General

  • Target

    2b85d82dd140d794a295b87bb250ebcdfa1aeb1d729f74c37ac0b07083e70daf.exe

  • Size

    401KB

  • Sample

    240921-bl91qaybqn

  • MD5

    cd681a24c9d79c3af8caa1843296a062

  • SHA1

    c18bfd79658cd691170595dd5b4dd586c21b954c

  • SHA256

    2b85d82dd140d794a295b87bb250ebcdfa1aeb1d729f74c37ac0b07083e70daf

  • SHA512

    2527a1a2acdf8c87e4b459683f6f287bc6fb65ff9eb979c830ec9dfd685380c633787b247b65c3fe3bf57f5c598f48700742f8d8d056c971ed5744e2eb9f5cb5

  • SSDEEP

    12288:CgIVaGe6BEIaaJLq2vru6fv8PF5Nn5e4AkArjUdG8L:NGmLaufTe5rUdG8L

Malware Config

Extracted

Family

vidar

Version

11

Botnet

728eadc0b38790aac08b64fd1b8adb1f

C2

https://steamcommunity.com/profiles/76561199780418869

https://t.me/ae5ed

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:130.0) Gecko/20100101 Firefox/130.0

Extracted

Family

lumma

C2

https://questionmwq.shop/api

Targets

    • Target

      2b85d82dd140d794a295b87bb250ebcdfa1aeb1d729f74c37ac0b07083e70daf.exe

    • Size

      401KB

    • MD5

      cd681a24c9d79c3af8caa1843296a062

    • SHA1

      c18bfd79658cd691170595dd5b4dd586c21b954c

    • SHA256

      2b85d82dd140d794a295b87bb250ebcdfa1aeb1d729f74c37ac0b07083e70daf

    • SHA512

      2527a1a2acdf8c87e4b459683f6f287bc6fb65ff9eb979c830ec9dfd685380c633787b247b65c3fe3bf57f5c598f48700742f8d8d056c971ed5744e2eb9f5cb5

    • SSDEEP

      12288:CgIVaGe6BEIaaJLq2vru6fv8PF5Nn5e4AkArjUdG8L:NGmLaufTe5rUdG8L

    • Detect Vidar Stealer

    • Lumma Stealer, LummaC

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

    • 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