General

  • Target

    a39bb936d7c3d5e205c40b54307d82affb9ffa0e54edc6dbf3b6d89cbc133401.exe

  • Size

    1.8MB

  • Sample

    241111-tjq4ya1dqq

  • MD5

    02d8b8cebdff06d4e8fdca2dff542342

  • SHA1

    b61eabf4fc0c28d273a1f3c073900f96d51b32e4

  • SHA256

    a39bb936d7c3d5e205c40b54307d82affb9ffa0e54edc6dbf3b6d89cbc133401

  • SHA512

    e28257d9f45f724983a0e5941e152b238fe307c9dc6403dfa79c6036575dd7a2bfd0dc4f473bc26ba7f86b08e21c605c4d801fa0343ed6e87d9bdfd6dd2355d8

  • SSDEEP

    49152:bvWFqWLcgZ4gMDDMdJvLLQrhuIBFo1Ogb8ElSk3G:bo/cySMk9Fosg1lB3G

Malware Config

Extracted

Family

amadey

Version

4.42

Botnet

9c9aa5

C2

http://185.215.113.43

Attributes
  • install_dir

    abc3bc1985

  • install_file

    skotes.exe

  • strings_key

    8a35cf2ea38c2817dba29a4b5b25dcf0

  • url_paths

    /Zu7JuNko/index.php

rc4.plain

Extracted

Family

lumma

C2

https://scriptyprefej.store

https://navygenerayk.store

https://founpiuer.store

https://necklacedmny.store

https://thumbystriw.store

https://fadehairucw.store

https://crisiwarny.store

https://presticitpo.store

Extracted

Family

vidar

Version

11.4

Botnet

119b6e2263f46f13917bbde173112248

C2

https://t.me/asg7rd

https://steamcommunity.com/profiles/76561199794498376

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.6 Safari/605.1.15 Ddg/17.6

Targets

    • Target

      a39bb936d7c3d5e205c40b54307d82affb9ffa0e54edc6dbf3b6d89cbc133401.exe

    • Size

      1.8MB

    • MD5

      02d8b8cebdff06d4e8fdca2dff542342

    • SHA1

      b61eabf4fc0c28d273a1f3c073900f96d51b32e4

    • SHA256

      a39bb936d7c3d5e205c40b54307d82affb9ffa0e54edc6dbf3b6d89cbc133401

    • SHA512

      e28257d9f45f724983a0e5941e152b238fe307c9dc6403dfa79c6036575dd7a2bfd0dc4f473bc26ba7f86b08e21c605c4d801fa0343ed6e87d9bdfd6dd2355d8

    • SSDEEP

      49152:bvWFqWLcgZ4gMDDMdJvLLQrhuIBFo1Ogb8ElSk3G:bo/cySMk9Fosg1lB3G

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Amadey family

    • Detect Vidar Stealer

    • Lumma Stealer, LummaC

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

    • Lumma family

    • Modifies Windows Defender Real-time Protection settings

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar family

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Downloads MZ/PE file

    • Uses browser remote debugging

      Can be used control the browser and steal sensitive information such as credentials and session cookies.

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • 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.

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Enumerates processes with tasklist

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks