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Analysis

  • max time kernel
    142s
  • max time network
    131s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    06/03/2024, 11:53

General

  • Target

    b7560efa59d3ff684957ddee1eee7eb4.exe

  • Size

    31KB

  • MD5

    b7560efa59d3ff684957ddee1eee7eb4

  • SHA1

    a5ab9c1d68c0d1baa3147b9658a2086732d4f0e0

  • SHA256

    2552a8c723356bd6826c23dedd148a684e133cde67128bc4ecb42e34d9236fb8

  • SHA512

    2c5bb5ed4ca7d4491191bdba8e87b15410b4133354959512e2a811eea081243bdde89ca04ed826dc397c2b8ea01d814d1166893ec57d03fdbe79dad8fb320171

  • SSDEEP

    768:aIWPa/mkuI/uB16ZXe2CSnEOvdUmofoThkIWaZPJUFT97:aHPWmpI/w0ZXe27hwoTaIW+2h

Score
8/10

Malware Config

Signatures

  • Sets file execution options in registry 2 TTPs 64 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 4 IoCs
  • Modifies Internet Explorer settings 1 TTPs 24 IoCs
  • Suspicious behavior: EnumeratesProcesses 18 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b7560efa59d3ff684957ddee1eee7eb4.exe
    "C:\Users\Admin\AppData\Local\Temp\b7560efa59d3ff684957ddee1eee7eb4.exe"
    1⤵
    • Sets file execution options in registry
    • Adds Run key to start application
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2168
    • C:\Program Files\Internet Explorer\IEXPLORE.EXE
      Open http://xz2.daoqaz.cn/tj.asp
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3016
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3016 CREDAT:275457 /prefetch:2
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:2780

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2168-0-0x0000000000400000-0x000000000042D000-memory.dmp

    Filesize

    180KB

  • memory/2168-5-0x0000000000400000-0x000000000042D000-memory.dmp

    Filesize

    180KB