General

  • Target

    random.exe

  • Size

    2.9MB

  • Sample

    250508-h8eawsbr6w

  • MD5

    65fa584f806d18c3fda9f68ea7e08979

  • SHA1

    9af3809f45cd95336ac238ceb84bb09b7a7605c3

  • SHA256

    00a1c9b1fd22191aae89c1c94bd11a852752c94e621856f2d4fb0b3e6f74a154

  • SHA512

    6b4ee719c4c901dc98ebeeda68d36b5c39133ebe37cd58bf8bff0d7ce26326176b07f9b8365a5a47e5e77123e3f12895f0cb190a2a78e5bdb89b41305dc4f6d5

  • SSDEEP

    49152:+zTF5vyHjdPZdhrmMrrCQFq/pSMdvt64fhBy7xEQiHzrPN:+PyHj3dJ9rrDFSpSMz64fy7xfcr

Malware Config

Extracted

Family

amadey

Version

5.34

Botnet

8d33eb

C2

http://185.156.72.96

Attributes
  • install_dir

    d610cf342e

  • install_file

    ramez.exe

  • strings_key

    4a2b1d794e79a4532b6e2b679408d2bb

  • url_paths

    /te4h2nus/index.php

rc4.plain

Extracted

Family

lumma

C2

https://apronsxrum.digital/pwq

https://orjinalecza.net/lxaz

https://eczakozmetik.net/qop

https://medikalbitkisel.net/qos

https://tortoisgfe.top/paxk

https://medicalbitkisel.org/mbj

https://orijinalecza.net/kazd

https://medicalbitkisel.net/juj

https://snakejh.top/adsk

Targets

    • Target

      random.exe

    • Size

      2.9MB

    • MD5

      65fa584f806d18c3fda9f68ea7e08979

    • SHA1

      9af3809f45cd95336ac238ceb84bb09b7a7605c3

    • SHA256

      00a1c9b1fd22191aae89c1c94bd11a852752c94e621856f2d4fb0b3e6f74a154

    • SHA512

      6b4ee719c4c901dc98ebeeda68d36b5c39133ebe37cd58bf8bff0d7ce26326176b07f9b8365a5a47e5e77123e3f12895f0cb190a2a78e5bdb89b41305dc4f6d5

    • SSDEEP

      49152:+zTF5vyHjdPZdhrmMrrCQFq/pSMdvt64fhBy7xEQiHzrPN:+PyHj3dJ9rrDFSpSMz64fy7xfcr

    • Amadey

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

    • Amadey family

    • Detects DonutLoader

    • DonutLoader

      DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.

    • Donutloader family

    • Lumma Stealer, LummaC

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

    • Lumma family

    • Suspicious use of NtCreateUserProcessOtherParentProcess

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

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Downloads MZ/PE file

    • Sets service image path in registry

    • 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.

    • Credentials from Password Stores: Windows Credential Manager

      Suspicious access to Credentials History.

    • Drops startup file

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • 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 ssh keys stored on the system

      Tries to access SSH used by SSH programs.

    • Reads user/profile data of web browsers

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

    • Boot or Logon Autostart Execution: Authentication Package

      Suspicious Windows Authentication Registry Modification.

    • Drops file in System32 directory

    • Enumerates processes with tasklist

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v16

Tasks

OSZAR »