Resubmissions

13/08/2024, 22:48

240813-2q4mlsveqq3

13/08/2024, 22:07

240813-1114ssydrf10

General

  • Target
    1bca90670ea01a05472c06449066d4a8ba53619a22b1ab993efe27e7326d0f9d.exe
  • Size 1.8MB
  • Sample240813-1114ssydrf
  • SHA256 1bca90670ea01a05472c06449066d4a8ba53619a22b1ab993efe27e7326d0f9d
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • amadey

Version
  • 4.41

Botnet
  • fed3aa

C2
  • http://185.215.113.16

Attributes
  • install_dir

    44111dbc49

  • install_file

    axplong.exe

  • strings_key

    8d0ad6945b1a30a186ec2d30be6db0b5

  • url_paths

    /Jo89Ku7d/index.php

rc4.plain

Extracted

Family
  • redline

C2
  • 185.215.113.67:21405

Extracted

Family
  • stealc

Botnet
  • default

C2
  • http://185.215.113.17

Attributes
  • url_path

    /2fb6c2cc8dce150a.php

Extracted

Family
  • redline

Botnet
  • BUY TG @FATHEROFCARDERS

C2
  • 45.66.231.214:9932

Extracted

Family
  • amadey

Version
  • 4.41

Botnet
  • a51500

C2
  • http://api.garageserviceoperation.com

Attributes
  • install_dir

    0cf505a27f

  • install_file

    ednfovi.exe

  • strings_key

    0044a8b8e295529eaf3743c9bc3171d2

  • url_paths

    /CoreOPT/index.php

rc4.plain

Extracted

Family
  • amadey

Version
  • 4.41

Botnet
  • cd33f9

C2
  • http://193.176.158.185

Attributes
  • install_dir

    fed0c9a4d3

  • install_file

    Hkbsse.exe

  • strings_key

    a2163aef710017f5548e7e730af53cca

  • url_paths

    /B0kf3CbAbR/index.php

rc4.plain

Extracted

Family
  • lumma

C2
  • https://complaintsipzzx.shop/api

  • https://writerospzm.shop/api

  • https://deallerospfosu.shop/api

  • https://bassizcellskz.shop/api

  • https://mennyudosirso.shop/api

  • https://languagedscie.shop/api

  • https://quialitsuzoxm.shop/api

  • https://tenntysjuxmz.shop/api

Targets

    • Target
      1bca90670ea01a05472c06449066d4a8ba53619a22b1ab993efe27e7326d0f9d.exe
    • Size 1.8MB
    • SHA256 1bca90670ea01a05472c06449066d4a8ba53619a22b1ab993efe27e7326d0f9d
    • MD5 SHA1 SHA512 SSDEEP
    • Amadey

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

    • Lumma Stealer, LummaC

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

    • NanoCore

      NanoCore is a remote access tool (RAT) with a variety of capabilities.

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • Stealc

      Stealc is an infostealer written in C++.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

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

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Downloads MZ/PE file

    • 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.

    • Indirect Command Execution

      Adversaries may abuse utilities that allow for command execution to bypass security restrictions that limit the use of command-line interpreters.

    • 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

    • 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.

    • Checks whether UAC is enabled

    • Drops Chrome extension

    • Drops desktop.ini file(s)

    • Drops file in System32 directory

    • Enumerates processes with tasklist

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks