Resubmissions

02/09/2025, 02:38

250902-c47trabr5t10

01/09/2025, 22:53

250901-2vbgmatkw410

General

  • Target
    c325fa0dc535142d98eaa564ab940c92f3107752518febd58cad319127262804
  • Size 4.0MB
  • Sample250902-c47trabr5t
  • SHA256 c325fa0dc535142d98eaa564ab940c92f3107752518febd58cad319127262804
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • amadey

Version
  • 5.55

Botnet
  • fbf543

C2
  • http://94.154.35.25

Attributes
  • install_dir

    96a319e745

  • install_file

    Srxelqcif.exe

  • strings_key

    f8bfac017914b836f3106c5bcd0878fe

  • url_paths

    /di9ku38f/index.php

rc4.plain

Extracted

Family
  • lumma

C2
  • https://washerv.ru/qygd

  • https://mastwin.in/qsaz

  • https://noggs.ru/yopd

  • https://georgej.ru/plnb

  • https://oneflof.ru/tids

  • https://epitherd.ru/zadw

  • https://backab.ru/lkdo

  • https://eigwos.ru/wqex

  • https://kimmenkiz.ru/zldw

  • https://t.me/raztazrom

  • https://limcuz.ru/wotr

Attributes
  • build_id

    021b0175a12cbc9f8d649dd3d7f78a0e5b90c960

Extracted

Family
  • stealc

Botnet
  • LogsDillerCloud

C2
  • http://trainisshit.shop

Attributes
  • url_path

    /19b574f278f94a33.php

rc4.plain

Targets

    • Target
      c325fa0dc535142d98eaa564ab940c92f3107752518febd58cad319127262804
    • Size 4.0MB
    • SHA256 c325fa0dc535142d98eaa564ab940c92f3107752518febd58cad319127262804
    • MD5 SHA1 SHA512 SSDEEP
    • Amadey

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

    • Amadey family

    • Detect Vidar Stealer

    • Disables service(s)

    • Lumma Stealer, LummaC

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

    • Lumma family

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar family

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

    • Downloads MZ/PE file

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

    • Sets service image path in registry

    • Stops running service(s)

    • 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

    • 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

    • Modifies file permissions

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • 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.

    • Enumerates connected drives

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

    • 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