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Analysis

  • max time kernel
    118s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    10/10/2024, 09:55

General

  • Target

    Cytochrome Bc manuscript v6.docx

  • Size

    482KB

  • MD5

    a86b874e268e4c8b8540e43f31290584

  • SHA1

    be3fcae5422ebdf00786f2663ad8bc201b49a07a

  • SHA256

    5d3aa096eae5d73262cbe4d71f866cc6aff0febd3cb8b1809e7961c433d0a9ec

  • SHA512

    d90168639e8757036f3b2322d02c1e6cca10b2e80ccfb3803e4ad8811e8af198c6c69a5e0ae0de22eef20c9bdf5c7731b337eeabb2c5fa3d58da09e5de129a8d

  • SSDEEP

    12288:YDBUogrhiwnZfYzt/Bv27i5qyRApQ0vbzyT1n:Y1UogdiwnZ4t/Be7i5pRijvbzgt

Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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\Cytochrome Bc manuscript v6.docx"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2136
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1248

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Roaming\Microsoft\UProof\ExcludeDictionaryEN0809.lex

      Filesize

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • memory/2136-0-0x000000002FE61000-0x000000002FE62000-memory.dmp

      Filesize

      4KB

    • memory/2136-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2136-2-0x0000000070C3D000-0x0000000070C48000-memory.dmp

      Filesize

      44KB

    • memory/2136-23-0x0000000070C3D000-0x0000000070C48000-memory.dmp

      Filesize

      44KB