Analysis

  • max time kernel
    117s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    07-04-2024 22:56

General

  • Target

    $TEMP/license.rtf

  • Size

    15KB

  • MD5

    99917b934514b67ddd06924a946af785

  • SHA1

    033d04e7bb31cb5af832009f95666954dfe7b1ce

  • SHA256

    34f4ff37f1f1a5157b420eada86cc5b0af5c95118eb38c0b71c9273b22ff2294

  • SHA512

    402b913d3594461f67a27fdfc4f4632f5db7db8bda0591b01e4e2b4dbc701f2f4ecf10eee8559820f14478def4f5f33b0eb083fa8273a43c243d2aba191b0c2d

  • SSDEEP

    192:doyiN15CHjJn5PWkt1I71jz/G1n3mSxvOrTa//OTdcofTNvdVn+Xx9uN:OyUw+oIFze1n3phma/23dUB+

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\$TEMP\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:1252
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2500

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

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

      Filesize

      20KB

      MD5

      6ab91630677a6c781053cdc64c40817f

      SHA1

      4af943a26c70a69c097d688ae7533441d9eaff19

      SHA256

      9bcde81d672097ee2a67e592928dd79758a10309b444cbb94747805666945b7b

      SHA512

      34976d83f6177694991a19020f3c6ac0968e56a6d8fe1b1d920db780f0bec80dfcb04817ad121bce944ae7ac420703f25e558e7a62b56e8197e847f4545dbbae

    • memory/1252-0-0x000000002F451000-0x000000002F452000-memory.dmp

      Filesize

      4KB

    • memory/1252-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/1252-2-0x000000007129D000-0x00000000712A8000-memory.dmp

      Filesize

      44KB

    • memory/1252-11-0x000000007129D000-0x00000000712A8000-memory.dmp

      Filesize

      44KB

    • memory/1252-29-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB