General

  • Target

    69028d86ffdb8a59a9127b47dfb0ab38.bin

  • Size

    1.7MB

  • Sample

    241205-bth7zaxjej

  • MD5

    a314a4d3c7b1e055588d1f2c5c769747

  • SHA1

    f7950489bfbc7457741a774d9d0bdbb346066176

  • SHA256

    ced416c4e61e9d2ac5646c0ecf12a763e7767fd2f8507e74ceb2b6dfb9a0ae73

  • SHA512

    166755b4f6af7dfe8b61a771df82e6f1b9e2543e591a57d2cb97f08a455a6ef6f336fad29668da30915b0d8d570f21b27734f2ea0aff410799c1dc00006d2955

  • SSDEEP

    49152:P5PFDAE2v+jWAf7pryO8AYegCmd9A9lYGx0cNF:teGWY7p6eg9+ac/

Malware Config

Extracted

Family

stealc

Botnet

drum

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

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://ratiomun.cyou

Extracted

Family

lumma

C2

https://ratiomun.cyou/api

Targets

    • Target

      c006fc45ccd90fd47319f6aa0ee4694d8b17e4fd35b237ada54db1cc649b0367.exe

    • Size

      1.7MB

    • MD5

      69028d86ffdb8a59a9127b47dfb0ab38

    • SHA1

      22d638c41ec4e8edfbb24d6ef6ccde318b581b84

    • SHA256

      c006fc45ccd90fd47319f6aa0ee4694d8b17e4fd35b237ada54db1cc649b0367

    • SHA512

      dbb7a989466b49646b44a0635a22188eba4139b57f7308753b6a1fb233f7f3c7a1fac91de399bb40115bb1a4a816caf789c318c44dfcabce8ef16958f11dceb6

    • SSDEEP

      49152:1+KLIuC5IRN5Rx3kJoGIFAwgYFT1LYoa:1+K5CpaGlYFTHa

    • 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.

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Enumerates processes with tasklist

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks