General

  • Target

    WEXTRACT.EXE.exe

  • Size

    3.5MB

  • Sample

    240108-cbjlfshfbk

  • MD5

    174bb8966713f5795a2ab95eebdc686a

  • SHA1

    33d8fdf324501b80295f2ecdfe2caa03332be8f3

  • SHA256

    078245ad68ac4acc2f059d9c2df2f4bffa4b2e4f40279eba96d6f7581d58fc2e

  • SHA512

    f84218d17c224c2e04a6994d6fb747c7b7230bfd8915fe34c6d5b49350bafaa4d840bf5fd2ba1a972b44afb4d6db6bf0812f497d98dfebfaef011ed7dac8669b

  • SSDEEP

    98304:zL7RPWnp4MfLHCpxUmZ+UHbE594ZtyrjmR+:zhwpL4HZ+wW4Z4jS

Malware Config

Targets

    • Target

      WEXTRACT.EXE.exe

    • Size

      3.5MB

    • MD5

      174bb8966713f5795a2ab95eebdc686a

    • SHA1

      33d8fdf324501b80295f2ecdfe2caa03332be8f3

    • SHA256

      078245ad68ac4acc2f059d9c2df2f4bffa4b2e4f40279eba96d6f7581d58fc2e

    • SHA512

      f84218d17c224c2e04a6994d6fb747c7b7230bfd8915fe34c6d5b49350bafaa4d840bf5fd2ba1a972b44afb4d6db6bf0812f497d98dfebfaef011ed7dac8669b

    • SSDEEP

      98304:zL7RPWnp4MfLHCpxUmZ+UHbE594ZtyrjmR+:zhwpL4HZ+wW4Z4jS

    • Detected google phishing page

    • Modifies Windows Defender Real-time Protection settings

    • Rhadamanthys

      Rhadamanthys is an info stealer written in C++ first seen in August 2022.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Windows security modification

    • Accesses Microsoft Outlook profiles

    • 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.

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks