Windows 7 deprecation

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Analysis

  • max time kernel
    101s
  • max time network
    18s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    14/07/2024, 08:17

General

  • Target

    $PLUGINSDIR/fm_license.rtf

  • Size

    73KB

  • MD5

    4a6d1534a2473f9b4655920eceb4f424

  • SHA1

    10bd36482cecfd0ed5a9794bdb2005b8162a8ca7

  • SHA256

    a5e7ec057431a4866922b12373f39f8e3412e40d6b2f5471e08dc83abdce4a6c

  • SHA512

    a11606e3714e6552fc62089747ebc9e880932ffe6a49705311efca8b3a671f46c85507aa72a2a0f126558be68dcb22d9d1b672ffe8455fa72fd4838366eaa9de

  • SSDEEP

    1536:Cp6nbg4Mdj7eHJm4ZFIcQtesQ1EJcdTc/FcT:CMnbg4MYr99YQ

Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 1 IoCs
  • Office loads VBA resources, possible macro or embedded object present
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\fm_license.rtf"
    1⤵
    • Drops file in Windows directory
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1068
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2148

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm

      Filesize

      19KB

      MD5

      f55ca368bf5335f214f1b56662ea8cc2

      SHA1

      3a24d697b74747e71c54f5b5d299d54096ffd026

      SHA256

      5c9eba6c2e083e0de3bee0487853278eb190626f20b45b789589f1f4136c1008

      SHA512

      64c4a4c168754dbf07e849c35c87ce896060a85ee5643da38ab2bf8af1f432df21777d3fecd959a8d58e30586a1d3e7deb8e6cf40e5f062eb6643cd1f76731bc

    • memory/1068-0-0x000000002F6B1000-0x000000002F6B2000-memory.dmp

      Filesize

      4KB

    • memory/1068-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/1068-2-0x00000000717DD000-0x00000000717E8000-memory.dmp

      Filesize

      44KB

    • memory/1068-5-0x00000000717DD000-0x00000000717E8000-memory.dmp

      Filesize

      44KB

    • memory/1068-26-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB