Extracted

• • Target

    Client.exe

  • Size

    158KB

  • MD5

    d0a55dda2e691dbb7eedcd02cc7eaffa

  • SHA1

    37433d28c8f89e0f3b63e145d592e86e9da9b22f

  • SHA256

    0a53456ad2ce6a20c459e38a8fb0be2751c7543a0d8a47f52bb48a8b6d24d335

  • SHA512

    de5975c1c76799649b917b5e43c681ea2aff06813f43d363d4dc2ec8c99d33ba17026cb07a26931e6f637e26add9090be0eccc95f753f625461c75fe2b07327a

  • SSDEEP

    3072:wbzmH+0OoCthfbEFtbcfjF45gjryKKqH6JY2doszEmQotEPPcfPzdO8Y:wbzme0ODhTEPgnjuIJzo+PPcfPzQ8

  Score

  10^/10

  arrowratclientexecutionpersistencerat

  • ArrowRat

    Remote access tool with various capabilities first seen in late 2021.

    ratarrowrat

  • Modifies WinLogon for persistence

    persistence

  • Command and Scripting Interpreter: PowerShell

    Run Powershell and hide display window.

    execution

  • Command and Scripting Interpreter: PowerShell

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    execution

  • Modifies Installed Components in the registry

    persistence

  • Checks computer location settings

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

  • Enumerates connected drives

    Attempts to read the root path of hard drives other than the default C: drive.

  • Suspicious use of SetThreadContext

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