Overview

overview

10

Static

static

1

ORDER-2436788-EQU.js

windows7-x64

10

ORDER-2436788-EQU.js

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/04/2024, 07:28

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General

  • Target
    ORDER-2436788-EQU.js
  • Size 7KB
  • Sample240406-janmcaeb56
  • SHA256 06b85304eb7d9ccb2285b4687e69b4cdf033183ee2d67c7559256ab1e5617637
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
wshratpersistencetrojan

Malware Config

Extracted

Family

  • wshrat

C2

  • http://chongmei33.publicvm.com:7045

Signatures

  • WSHRAT

    WSHRAT is a variant of Houdini worm and has vbs and js variants.

    trojanwshrat
  • Blocklisted process makes network request 28 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops startup file 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies registry class 1 IoCs
  • Script User-Agent 24 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\ORDER-2436788-EQU.js
    1⤵
    • Blocklisted process makes network request
    • Checks computer location settings
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:3356
    • C:\Windows\System32\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\ZCTACP.js"
      2⤵
      • Blocklisted process makes network request
      • Drops startup file
      • Adds Run key to start application
      PID:2312

Network

        MITRE ATT&CK Enterprise v15

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        Downloads

        ZCTACP.js
        • Path C:\Users\Admin\AppData\Local\Temp\ZCTACP.js
        • Size 513KB
        • SHA256 3c33fce4a2ff613eaf24f23b030e34d884c40eff5ee1313ea93dcc303fccfa74
        • MD5 SHA1 SHA512 SSDEEP
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