Analysis

  • max time kernel
    144s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/06/2024, 14:21

General

  • Target
    Windows优化卫士 6.0/YiXinSafe/YiXinPCTray.exe
  • Size 1.3MB
  • Sample240614-rpcgmathka
  • SHA256 3ba42211ae2fdf56182fef332f11c9d1b9ed5ed5fd57838b604418aa8cfc322e
  • MD5 SHA1 SHA512 SSDEEP
Score
6/10

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 9 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of SetWindowsHookEx 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Windows优化卫士 6.0\YiXinSafe\YiXinPCTray.exe
    "C:\Users\Admin\AppData\Local\Temp\Windows优化卫士 6.0\YiXinSafe\YiXinPCTray.exe"
    1⤵
    • Adds Run key to start application
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    PID:4812

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        memory/4812-0-0x0000000000400000-0x0000000000588000-memory.dmp

        memory/4812-1-0x0000000010000000-0x0000000010897000-memory.dmp

        memory/4812-2-0x0000000002AB0000-0x0000000002AB1000-memory.dmp

        memory/4812-4-0x0000000000400000-0x0000000000588000-memory.dmp

        memory/4812-5-0x0000000010000000-0x0000000010897000-memory.dmp