General

  • Target

    7de3c1ae47c4a3711eb3819636d97a85.bin

  • Size

    1.8MB

  • Sample

    241201-bqcwsawpdn

  • MD5

    fcf091f5d17575d2495a6e5dc927fc37

  • SHA1

    59ea88ba92a79403b375ca3007ce43b777592ad8

  • SHA256

    222203980f005e58ebf9362692495e60b1e1ba0cccc51d5c9238c463cc57dc51

  • SHA512

    81b96e381e2dacaf014c1724087de5a56e755836e60752717a6e81626b7c36f217489bf7491fb700b850cbb5f08da02315342bf4c5bce895fa2e756af2574ae3

  • SSDEEP

    49152:67rwjd4tMT+PMZfvStBGayMTDfOPyLyHkf3mivpB:JpMMTNZ2GaXTbLK0RpB

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

Extracted

Family

stealc

Botnet

drum

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      4ff54307625cf4128e1f1d2ed924326e609b3f4dd14643717c27b196abcd1ea6.exe

    • Size

      1.8MB

    • MD5

      7de3c1ae47c4a3711eb3819636d97a85

    • SHA1

      5924b412d6547712a0f39b44d39e8881d0465b14

    • SHA256

      4ff54307625cf4128e1f1d2ed924326e609b3f4dd14643717c27b196abcd1ea6

    • SHA512

      47c834d272c6f198a434617d06fe42fac0cf7e0f77a92bdbff6b2d6d8067f7c00f3b7bdef2539c614b9bd2709859489f8dfccad0c604393507d1a519d9bd311f

    • SSDEEP

      49152:ZpwSI8AJ9bO7Mq63GmoLZH/eg3b8Q2Ly6VOts1d6B:ZpNpAJ5WMq6WmoL13IQ8yVtY6B

    • 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

    • Enumerates VirtualBox registry keys

    • 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 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.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks