Analysis

  • max time kernel
    143s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/08/2024, 04:43

General

  • Target
    indiana landlord-tenant law utilities 22224.js
  • Size 12.9MB
  • Sample240806-fb9dnatflg
  • SHA256 40531325a0b291947914591060d561c685f900628d554cf43cc2371bf4599a8f
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • GootLoader

    JavaScript loader known for delivering other families such as Gootkit and Cobaltstrike.

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

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

  • Command and Scripting Interpreter: JavaScript 1 TTPs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe "C:\Users\Admin\AppData\Local\Temp\indiana landlord-tenant law utilities 22224.js"
    1⤵
      PID:3964
    • C:\Windows\system32\wscript.EXE
      C:\Windows\system32\wscript.EXE ENERGY~1.JS
      1⤵
      • Checks computer location settings
      • Suspicious use of WriteProcessMemory
      PID:1652
      • C:\Windows\System32\cscript.exe
        "C:\Windows\System32\cscript.exe" "ENERGY~1.JS"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2280
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          powershell
          3⤵
          • Blocklisted process makes network request
          • Modifies registry class
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:60

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          __PSScriptPolicyTest_idjrr5az.mis.ps1

          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_idjrr5az.mis.ps1
          • Size 60B
          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
          • MD5 SHA1 SHA512

          ENERGY~1.JS

          • Path C:\Users\Admin\AppData\Roaming\Sun\ENERGY~1.JS
          • Size 44.1MB
          • SHA256 4a46e401856c6703805b904b01c662367644888119a2ef4d852132d51b70e3f7
          • MD5 SHA1 SHA512 SSDEEP

          memory/60-3-0x0000029229340000-0x0000029229362000-memory.dmp

          memory/60-13-0x00000292294C0000-0x0000029229504000-memory.dmp

          memory/60-14-0x0000029229940000-0x00000292299B6000-memory.dmp

          memory/60-15-0x0000029229B50000-0x0000029229B7A000-memory.dmp

          memory/60-16-0x0000029229B50000-0x0000029229B74000-memory.dmp