General

  • Target

    23c7b9248f3dad496485fad4eaadd5ea.bin

  • Size

    1.7MB

  • Sample

    241106-bgjmzavlgm

  • MD5

    13e9a56eb339be88d81af032d828eb0e

  • SHA1

    c9e122079346069614987362f6c58bfa8048cde7

  • SHA256

    73becc27fdd3f77c6c71f01d5db6c207ddc8e84141947cc3e6fe78584eb8b8b1

  • SHA512

    74ee67fbc06fce72462d696a8f40c4be8b5fc7419bde351ce5c45ce327d69d3e2e297d737826b084e14ed2e935e1b140b4fd98de3eeb63b23c67ce7b2b1987b1

  • SSDEEP

    49152:4IuhFr5HxEq879Y12ry/SMeL+DL/5l4ArYjnsT:4IuhFtxmryqJLk7PhcsT

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

stealc

Botnet

tale

C2

http://185.215.113.206

Attributes
  • url_path

    /6c4adf523b719729.php

Extracted

Family

lumma

C2

https://founpiuer.store/api

Targets

    • Target

      41b79f79ef00c11cb34bad34697b984bcc7411a13dc3c276247abf07e5d607eb.exe

    • Size

      3.1MB

    • MD5

      23c7b9248f3dad496485fad4eaadd5ea

    • SHA1

      76ac41eb3213710941c32bd8a07fa2e6b7ecc826

    • SHA256

      41b79f79ef00c11cb34bad34697b984bcc7411a13dc3c276247abf07e5d607eb

    • SHA512

      eebaf1961274ea345d5fbff45f1453fb89dfbf9b15f9fcb3beb6f29a133af3e3d81a8428c022f57d5c922cebbd48842559fc788b37cc70e5219356472ca6ab38

    • SSDEEP

      49152:jmqDbVLbPxHuTnc4DTZDpGpEWFuWB0g7XWDh9VYwlMXY1oUATNp:qqDbVfPQTnc4DTMEWbjrWN9VYwWXEsp

    • Amadey

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

    • Amadey family

    • 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

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc 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.

    • 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 user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Windows security modification

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks