Analysis

  • max time kernel
    139s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    09-07-2020 15:06

General

  • Target

    kpt12.dll

  • Size

    277KB

  • MD5

    042194b12baff427770e37922b7a5cab

  • SHA1

    84c2898de18da23a6be0543b6160598f8b7daa17

  • SHA256

    f53226476a8190fb69a366544e4f394e50e487c429977165a5efdd9e1dbec83e

  • SHA512

    3d8b5761693111b7d7373fd5f8efc1cf6419372af89cfdd6317df72c9c8bfb5acabe7deae88117e9e7927059868e18b5c466f86109d8fe6eb1562a8de20fe102

Score
1/10

Malware Config

Signatures

  • Suspicious use of WriteProcessMemory 27 IoCs
  • Suspicious use of SetWindowsHookEx 16 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Checks whether UAC is enabled 8 IoCs
  • Modifies Internet Explorer settings 1 TTPs 102 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\kpt12.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1376
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\kpt12.dll,#1
      2⤵
        PID:1224
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
      1⤵
      • Suspicious use of WriteProcessMemory
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of FindShellTrayWindow
      • Checks whether UAC is enabled
      • Modifies Internet Explorer settings
      PID:1056
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1056 CREDAT:275457 /prefetch:2
        2⤵
        • Suspicious use of SetWindowsHookEx
        • Checks whether UAC is enabled
        • Modifies Internet Explorer settings
        PID:1788
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1056 CREDAT:537609 /prefetch:2
        2⤵
          PID:988
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
        1⤵
        • Suspicious use of WriteProcessMemory
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of FindShellTrayWindow
        • Checks whether UAC is enabled
        • Modifies Internet Explorer settings
        PID:2036
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2036 CREDAT:275457 /prefetch:2
          2⤵
          • Suspicious use of SetWindowsHookEx
          • Checks whether UAC is enabled
          • Modifies Internet Explorer settings
          PID:760
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
        1⤵
        • Suspicious use of WriteProcessMemory
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of FindShellTrayWindow
        • Checks whether UAC is enabled
        • Modifies Internet Explorer settings
        PID:2012
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2012 CREDAT:275457 /prefetch:2
          2⤵
          • Suspicious use of SetWindowsHookEx
          • Checks whether UAC is enabled
          • Modifies Internet Explorer settings
          PID:1580
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
        1⤵
        • Suspicious use of WriteProcessMemory
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of FindShellTrayWindow
        • Checks whether UAC is enabled
        • Modifies Internet Explorer settings
        PID:1548
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1548 CREDAT:275457 /prefetch:2
          2⤵
          • Suspicious use of SetWindowsHookEx
          • Checks whether UAC is enabled
          PID:2040

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

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      Downloads

      • memory/760-3-0x0000000000000000-mapping.dmp

      • memory/1224-0-0x0000000000000000-mapping.dmp

      • memory/1580-4-0x0000000000000000-mapping.dmp

      • memory/1788-1-0x0000000000000000-mapping.dmp

      • memory/1788-2-0x0000000006190000-0x00000000061B3000-memory.dmp

        Filesize

        140KB

      • memory/2040-5-0x0000000000000000-mapping.dmp