Analysis

  • max time kernel
    147s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    27/09/2021, 08:20

General

  • Target

    Order_inquiry_024_027_21.js

  • Size

    77KB

  • MD5

    de45b5317da50815bbe74c468de27c67

  • SHA1

    60ac5ce964f24b4742d5b52de9f54ee50aef9aef

  • SHA256

    122bb776bd98f8e068ed81cfe0f514f80106ba28296b06cc20ed51e665c9d8a1

  • SHA512

    55b9ae05520e56d1ad4eefb5d1708fe83d93ea1b43c93a651b11a07ed8ae8ff20d7c12c9a4ce35fae715b1a22c10c477c2bbc639d74cd28b00ceb639ade3826a

Malware Config

Signatures

  • WSHRAT

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

  • Blocklisted process makes network request 28 IoCs
  • Drops startup file 2 IoCs
  • Adds Run key to start application 2 TTPs 8 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Script User-Agent 28 IoCs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\Order_inquiry_024_027_21.js
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1324
    • C:\Windows\System32\wscript.exe
      "C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\Order_inquiry_024_027_21.js"
      2⤵
      • Blocklisted process makes network request
      • Drops startup file
      • Adds Run key to start application
      PID:1692

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads