General

  • Target

    46560017777262ece006c15a0b7887c1dcd331d61590f7a214e56d2ef3eb1f72N

  • Size

    413KB

  • Sample

    241005-1vblystfrk

  • MD5

    56452ff81a23bdcf4b7110ee2db1c080

  • SHA1

    d0e64ab1986a9756b7c40dde64b19928cde8732a

  • SHA256

    46560017777262ece006c15a0b7887c1dcd331d61590f7a214e56d2ef3eb1f72

  • SHA512

    6848eb4079216d3ff9f561afc197535d5f9172b901f3ecc4d7fec3347b4d11af9d3df004ee7ba33fc19153bdf9a4125075e4257ed2a131370e660b2c2e1c6936

  • SSDEEP

    12288:kQ/QeGgqmEcF5P4PoRRS97ruM5uNNkmEO:WeGgqwF7R0yMg1t

Malware Config

Extracted

Family

vidar

Version

11

Botnet

c31fc52166fceff10179a6e978714ff9

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

Targets

    • Target

      46560017777262ece006c15a0b7887c1dcd331d61590f7a214e56d2ef3eb1f72N

    • Size

      413KB

    • MD5

      56452ff81a23bdcf4b7110ee2db1c080

    • SHA1

      d0e64ab1986a9756b7c40dde64b19928cde8732a

    • SHA256

      46560017777262ece006c15a0b7887c1dcd331d61590f7a214e56d2ef3eb1f72

    • SHA512

      6848eb4079216d3ff9f561afc197535d5f9172b901f3ecc4d7fec3347b4d11af9d3df004ee7ba33fc19153bdf9a4125075e4257ed2a131370e660b2c2e1c6936

    • SSDEEP

      12288:kQ/QeGgqmEcF5P4PoRRS97ruM5uNNkmEO:WeGgqwF7R0yMg1t

    • 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.

    • 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