Analysis

  • max time kernel
    117s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    25-01-2024 16:18

General

  • Target

    $PLUGINSDIR/gc_license.rtf

  • Size

    14KB

  • MD5

    5190bd8d892384b72d0a7f5eb4364eb0

  • SHA1

    4960e2af31f9dc90f6c8f864b8fb865150e76e97

  • SHA256

    cd47392546a0b63061e33a431debd341f21755d794b59d14b6272ae895725db3

  • SHA512

    718bd94078f78f074d6dee299aadd12041e1b7cee9a51aa8ce320477845d627259da76239ac1f10a87dd90135c1a9c83f65ddd6dc1eac4d18ef210a3cd2b6295

  • SSDEEP

    384:PMxEXYxvXulMRXk///JGGl/q7yJQCTLDJTLSjYC12xx:VXYx2lW0/3JGGl/q76QCTPJTWYC12xx

Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 1 IoCs
  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • 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\gc_license.rtf"
    1⤵
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2316
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2712

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      20KB

      MD5

      fcecd3be30aeef2372f586814fa9101f

      SHA1

      336b940179efd5116629a7448cd4ec12a32081c1

      SHA256

      9e54e7458784a3ee02b87eac1049004c044bb5060f667f9bb3fbec879a0d0f77

      SHA512

      0a37ae0e9004700801339eafc71187e785f1ff4f755f13510a9bbc78c3728af321669347076f567c728f2309d5a41e75c56a4850c02a93cb7b2de781e23935a7

    • memory/2316-0-0x000000002FD11000-0x000000002FD12000-memory.dmp
      Filesize

      4KB

    • memory/2316-1-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/2316-2-0x00000000713CD000-0x00000000713D8000-memory.dmp
      Filesize

      44KB

    • memory/2316-11-0x00000000713CD000-0x00000000713D8000-memory.dmp
      Filesize

      44KB

    • memory/2316-29-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/2316-30-0x00000000713CD000-0x00000000713D8000-memory.dmp
      Filesize

      44KB