General

  • Target

    cd0973917f80520e71b932aa1c2ac651794b4da6ba5cb85de4e8910783d35690.zip

  • Size

    1.9MB

  • Sample

    241126-xvv4ta1pbj

  • MD5

    fd40753d8ac34d61b054c1f74c409ed4

  • SHA1

    8b44d00dd36fa8404f3acb806dbde362308636bf

  • SHA256

    61ff7a70797605f26ecddd9e4fef516ee312af370872f46a3222dae01ae7a13f

  • SHA512

    593e755d8bca979e2bce76a8511aa7031aca1cdb566e13c075d37036837f3083f3a1d5a11cf0b7c1daf8f8b9a48bed743faf6870fc0f513feaa8d3690ed501cd

  • SSDEEP

    49152:P2ZTHCQT2xhJNvg2i/9FV61QKfkbVNiCNQ:1QT2xDNo2iWQF5pQ

Malware Config

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

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

stealc

Botnet

default_valenciga

C2

http://185.215.113.17

Attributes
  • url_path

    /2fb6c2cc8dce150a.php

Extracted

Family

lumma

C2

https://p3ar11fter.sbs

https://3xp3cts1aim.sbs

https://owner-vacat10n.sbs

https://peepburry828.sbs

https://p10tgrace.sbs

https://befall-sm0ker.sbs

https://librari-night.sbs

https://processhol.sbs

https://push-hook.cyou

https://crib-endanger.sbs

https://faintbl0w.sbs

https://300snails.sbs

https://bored-light.sbs

https://3xc1aimbl0w.sbs

https://pull-trucker.sbs

https://fleez-inc.sbs

https://thicktoys.sbs

https://cook-rain.sbs

https://powerful-avoids.sbs

https://motion-treesz.sbs

Extracted

Family

stealc

Botnet

mars

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Extracted

Family

xworm

Version

5.0

C2

backto54.duckdns.org:8989

helldog24.duckdns.org:8989

Mutex

7Fvn9wsSHJeXUB5q

Attributes
  • install_file

    USB.exe

aes.plain

Targets

    • Target

      cd0973917f80520e71b932aa1c2ac651794b4da6ba5cb85de4e8910783d35690.zip

    • Size

      1.9MB

    • MD5

      fd40753d8ac34d61b054c1f74c409ed4

    • SHA1

      8b44d00dd36fa8404f3acb806dbde362308636bf

    • SHA256

      61ff7a70797605f26ecddd9e4fef516ee312af370872f46a3222dae01ae7a13f

    • SHA512

      593e755d8bca979e2bce76a8511aa7031aca1cdb566e13c075d37036837f3083f3a1d5a11cf0b7c1daf8f8b9a48bed743faf6870fc0f513feaa8d3690ed501cd

    • SSDEEP

      49152:P2ZTHCQT2xhJNvg2i/9FV61QKfkbVNiCNQ:1QT2xDNo2iWQF5pQ

    • Amadey

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

    • Amadey family

    • Detect Xworm Payload

    • 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

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

    • 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.

    • 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 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.

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks