General

  • Target

    JTAOV_file.exe

  • Size

    1.8MB

  • Sample

    241130-xq7baawlbn

  • MD5

    f0438630b15ee4910a4dfdf34b7f5554

  • SHA1

    d6a86098c6c2f30eadd79f6815b60d7dc941c3b0

  • SHA256

    0fdbe3eceee6813e6df6271fd8ea3fbde8e488ce2d85cfcdfa8412b81a72e145

  • SHA512

    2ef8a59d9ba95bc6a184b7adf05eacdd7d99a09adc5945ae87759d5c64aabe2cfd1e04ce28ca4245d1bfa3c80d0a0e549494f7d921f6892cb3006b1e2191e238

  • SSDEEP

    49152:WQlkCZx8UoStVx0tdbutsPCzhu9Zc1ipwKvSwgMLoVm:WQeCZFoCz0PbutsPCE9wKv9

Malware Config

Extracted

Family

stealc

Botnet

drum

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.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

lumma

Targets

    • Target

      JTAOV_file.exe

    • Size

      1.8MB

    • MD5

      f0438630b15ee4910a4dfdf34b7f5554

    • SHA1

      d6a86098c6c2f30eadd79f6815b60d7dc941c3b0

    • SHA256

      0fdbe3eceee6813e6df6271fd8ea3fbde8e488ce2d85cfcdfa8412b81a72e145

    • SHA512

      2ef8a59d9ba95bc6a184b7adf05eacdd7d99a09adc5945ae87759d5c64aabe2cfd1e04ce28ca4245d1bfa3c80d0a0e549494f7d921f6892cb3006b1e2191e238

    • SSDEEP

      49152:WQlkCZx8UoStVx0tdbutsPCzhu9Zc1ipwKvSwgMLoVm:WQeCZFoCz0PbutsPCE9wKv9

    • Amadey

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

    • Amadey family

    • 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

    • Enumerates VirtualBox registry keys

    • 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.

    • 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.

    • 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.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks