General

  • Target

    file.exe

  • Size

    404KB

  • Sample

    240930-mdncjathqc

  • MD5

    239144713534aecb31e32cae4afb4645

  • SHA1

    fc5943e5c7d751bb7225a3856032091090f74748

  • SHA256

    926091fb9ecdefb9b61384f2b65084f7b1dbb52d8b1c8de7ee0ea415d828aed2

  • SHA512

    57956184064c621f7b8246a4fce73b6678ead6b23135de87b4b645a1afeeb00d801e8225b1717ff214cadf9ea5314779d6ca5724bb2ff081a1b731579735483b

  • SSDEEP

    12288:/DZ3CU48cDxa9ZX6SE/Q+UCGoul2q/SW/HhEO:LtN4pD6JG/NUCZ8SW/Bt

Malware Config

Extracted

Family

vidar

Version

11

Botnet

12d962a0b4176a0c19c4e61c53bd20b5

C2

https://t.me/jamsemlg

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

Extracted

Family

vidar

Version

11

Botnet

a669a86f8433a1e88901711c0f772c97

C2

https://t.me/jamsemlg

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

stealc

Botnet

default

C2

http://46.8.231.109

Attributes
  • url_path

    /c4754d4f680ead72.php

Extracted

Family

lumma

C2

https://possiwreeste.site/api

https://underlinemdsj.site/api

https://chaptermusu.store/api

Targets

    • Target

      file.exe

    • Size

      404KB

    • MD5

      239144713534aecb31e32cae4afb4645

    • SHA1

      fc5943e5c7d751bb7225a3856032091090f74748

    • SHA256

      926091fb9ecdefb9b61384f2b65084f7b1dbb52d8b1c8de7ee0ea415d828aed2

    • SHA512

      57956184064c621f7b8246a4fce73b6678ead6b23135de87b4b645a1afeeb00d801e8225b1717ff214cadf9ea5314779d6ca5724bb2ff081a1b731579735483b

    • SSDEEP

      12288:/DZ3CU48cDxa9ZX6SE/Q+UCGoul2q/SW/HhEO:LtN4pD6JG/NUCZ8SW/Bt

    • 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.

    • 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