General

  • Target

    2b8bcd9d7d072feb114e0436dc10aa80fda52cdd46a4948ea1ae984f74898375.exe

  • Size

    326KB

  • Sample

    241001-bh7fesxend

  • MD5

    2832fbde1cf7ea83bd6fd6a4a5e8fe15

  • SHA1

    1ced7a749d257091e0c3b75605fd3bc005e531de

  • SHA256

    2b8bcd9d7d072feb114e0436dc10aa80fda52cdd46a4948ea1ae984f74898375

  • SHA512

    c69f1197a0c74d057ab569d35c9af675fc465ce6abcc6c8fc32b316d3586871a426d7ab904c43827be7413748f0f45f7f3689076ca031fd858a4a8abf78b9299

  • SSDEEP

    6144:dgqIdwwbWbN7Ps3jMJ1iCQNj2AFG5aFOcOIYcg8dWwkUf+OYEO:hNOjMD7QNSAgaFOj+GTEO

Malware Config

Extracted

Family

stealc

Botnet

default

C2

http://46.8.231.109

Attributes
  • url_path

    /c4754d4f680ead72.php

Extracted

Family

vidar

Version

11

Botnet

8b4d47586874b08947203f03e4db3962

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

Extracted

Family

lumma

C2

https://underlinemdsj.site/api

https://offeviablwke.site/api

Targets

    • Target

      2b8bcd9d7d072feb114e0436dc10aa80fda52cdd46a4948ea1ae984f74898375.exe

    • Size

      326KB

    • MD5

      2832fbde1cf7ea83bd6fd6a4a5e8fe15

    • SHA1

      1ced7a749d257091e0c3b75605fd3bc005e531de

    • SHA256

      2b8bcd9d7d072feb114e0436dc10aa80fda52cdd46a4948ea1ae984f74898375

    • SHA512

      c69f1197a0c74d057ab569d35c9af675fc465ce6abcc6c8fc32b316d3586871a426d7ab904c43827be7413748f0f45f7f3689076ca031fd858a4a8abf78b9299

    • SSDEEP

      6144:dgqIdwwbWbN7Ps3jMJ1iCQNj2AFG5aFOcOIYcg8dWwkUf+OYEO:hNOjMD7QNSAgaFOj+GTEO

    • 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