Resubmissions

04-10-2024 13:23

241004-qmrm4azgrc 10

04-10-2024 13:12

241004-qfzp5awbmk 10

General

  • Target

    xfer records serum keygen torrent.7z

  • Size

    18.3MB

  • Sample

    241004-qmrm4azgrc

  • MD5

    0c904c2e119f0a241ec083f359a5138a

  • SHA1

    60f0ccae20b77b532761a7750e75b0a92bc46460

  • SHA256

    50a84a2dd1d813612773f1f60aa8718f594c6938e8e9982e065e4413672def25

  • SHA512

    7d64cd91a60d7d0bbfa49d2b6f2b1f6a06a8987b2856eaeebd1a9a4318f85f155deec7c6d1895aba083ec4c465175e1260f8fb79f9750a8ec57952e1d5cdb999

  • SSDEEP

    393216:HHfofA5uzq8LvpS1EX5uCDdz5wuK8nNArsgmMSRdq6RcCwFn:HHfofA5uhsOJuCDTKWArspqMwFn

Malware Config

Extracted

Family

stealc

Botnet

default5_doz

C2

http://62.204.41.159

Attributes
  • url_path

    /edd20096ecef326d.php

Extracted

Family

vidar

C2

http://proxy.johnmccrea.com/

https://steamcommunity.com/profiles/76561199780418869

https://t.me/ae5ed

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:130.0) Gecko/20100101 Firefox/130.0

Extracted

Family

stealc

Botnet

default

C2

http://46.8.231.109

Attributes
  • url_path

    /c4754d4f680ead72.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

stealc

Botnet

doma

C2

http://185.215.113.37

Attributes
  • url_path

    /e2b1563c6670f193.php

Extracted

Family

lumma

C2

https://clearancek.site/api

https://mobbipenju.store/api

https://eaglepawnoy.store/api

https://dissapoiznw.store/api

https://studennotediw.store/api

https://bathdoomgaz.store/api

https://spirittunek.store/api

Targets

    • Target

      xfer records serum keygen torrent.exe

    • Size

      812.6MB

    • MD5

      76b063d4e93b1a531aa8229fcd040fdc

    • SHA1

      455dca4bca7bba9a58fe3da8a2009ffbfea9d564

    • SHA256

      947044214ba2361dd254cc28914c493c503c8adf2168e49ac3d2a4c456e7ec1f

    • SHA512

      677b60a35fc3d20473e7800bd7dd34916cea1400e6c6a04256eba12ac27bc2049e39c635bc835d12f866e9594188f262996bde6c9fe533131d5f1d0974f868ac

    • SSDEEP

      393216:SjSaYvGcXONtlftAzaSPekmWfYErCqbNlHqu0mnCNlCKbxd/9e5L/Ua:SuNu9DlftudGju5nqnJAz

    • Amadey

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

    • Detect Vidar Stealer

    • Lumma Stealer, LummaC

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

    • Modifies firewall policy service

    • Stealc

      Stealc is an infostealer written in C++.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

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

    • Creates new service(s)

    • Downloads MZ/PE file

    • 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

    • 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 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.

    • 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.

    • Power Settings

      powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Drops file in System32 directory

    • Enumerates processes with tasklist

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks