General

  • Target

    8d3f67a69e6297d11c356ae5a0158f35666eaeb1bb6caf53e5194e8d856bc49a.exe

  • Size

    1.8MB

  • Sample

    241113-wblklazkhl

  • MD5

    951518c70912718b2f2da6bc0ba9a6ca

  • SHA1

    67d838508ddbb7a93bc7e4befcde4c8d4676b63c

  • SHA256

    8d3f67a69e6297d11c356ae5a0158f35666eaeb1bb6caf53e5194e8d856bc49a

  • SHA512

    089f55d99d33cb687640c9231a9e54b171b4ddb39402f10a3872f488db2b7b6afdc904d0e3dfdeefba72f0c9f28e09a963f553762a9d5cf8bc7d85b79a381d79

  • SSDEEP

    49152:ugpWvpPq4PRzgbjv65CIjyoNaA1bKGfBMKJ:usWvzgbkaA1TSKJ

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

stealc

Botnet

default_valenciga

C2

http://185.215.113.17

Attributes
  • url_path

    /2fb6c2cc8dce150a.php

Extracted

Family

amadey

Version

5.03

Botnet

7c4393

C2

http://185.215.113.217

Attributes
  • install_dir

    f9c76c1660

  • install_file

    corept.exe

  • strings_key

    9808a67f01d2f0720518035acbde7521

  • url_paths

    /CoreOPT/index.php

rc4.plain

Extracted

Family

lumma

C2

https://servicedny.site

https://authorisev.site

https://faulteyotk.site

https://dilemmadu.site

https://contemteny.site

https://goalyfeastz.site

https://opposezmny.site

https://seallysl.site

https://computeryrati.site

Targets

    • Target

      8d3f67a69e6297d11c356ae5a0158f35666eaeb1bb6caf53e5194e8d856bc49a.exe

    • Size

      1.8MB

    • MD5

      951518c70912718b2f2da6bc0ba9a6ca

    • SHA1

      67d838508ddbb7a93bc7e4befcde4c8d4676b63c

    • SHA256

      8d3f67a69e6297d11c356ae5a0158f35666eaeb1bb6caf53e5194e8d856bc49a

    • SHA512

      089f55d99d33cb687640c9231a9e54b171b4ddb39402f10a3872f488db2b7b6afdc904d0e3dfdeefba72f0c9f28e09a963f553762a9d5cf8bc7d85b79a381d79

    • SSDEEP

      49152:ugpWvpPq4PRzgbjv65CIjyoNaA1bKGfBMKJ:usWvzgbkaA1TSKJ

    • Amadey

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

    • Amadey family

    • CryptBot

      CryptBot is a C++ stealer distributed widely in bundle with other software.

    • Cryptbot family

    • Detects CryptBot payload

      CryptBot is a C++ stealer distributed widely in bundle with other software.

    • 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

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • 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.

    • 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 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.

    • 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