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Analysis

  • max time kernel
    119s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    02/08/2024, 00:47

General

  • Target

    8264f0f80077c2bb7deca3f8c489bdbb_JaffaCakes118.rtf

  • Size

    12KB

  • MD5

    8264f0f80077c2bb7deca3f8c489bdbb

  • SHA1

    736c59bcb2f65a0575d9cdb19993a3336c246906

  • SHA256

    1a4ef62200ee36c2b8c4dffff031cba842d2df0a51312708a062f744bded6ac5

  • SHA512

    bbb6dd6c7cd9dc32b69aaf18775602cdfdf6860c3bd6c56e5da367e0cce9b203d8560ac92d570bf5681878c5c5b960e4317a4d9f329aa426f2b1510c7940848b

  • SSDEEP

    192:+WX7h3JKumCAPMGAitsEgev0Y9HPO1kdBRfeKCrexaxKHzGkVJ:+WLtIIA/AGDdv1HQkJfWreIsTt

Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 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
  • Launches Equation Editor 1 TTPs 1 IoCs

    Equation Editor is an old Office component often targeted by exploits such as CVE-2017-11882.

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 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\8264f0f80077c2bb7deca3f8c489bdbb_JaffaCakes118.rtf"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1948
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2504
    • C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE
      "C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding
      1⤵
      • System Location Discovery: System Language Discovery
      • Launches Equation Editor
      PID:2588

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      19KB

      MD5

      79159f12fbfd307cf97297457005a698

      SHA1

      40377891a4230fd2ae11005e56174350be9bcc82

      SHA256

      f56b24eb70b7b7ebcd59fa8c7931399f2a315821274a6c446a3a8d67f00d154a

      SHA512

      9f7e82e73f26b83d51dadc5929ed9ad7be525f655295097b7430d8de07aa3078919144b11047348dcc85f3db25a091316c1e02f6dc85e7adfe633a3bde01eff5

    • memory/1948-0-0x000000002F781000-0x000000002F782000-memory.dmp

      Filesize

      4KB

    • memory/1948-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/1948-2-0x00000000719AD000-0x00000000719B8000-memory.dmp

      Filesize

      44KB

    • memory/1948-11-0x00000000719AD000-0x00000000719B8000-memory.dmp

      Filesize

      44KB

    • memory/1948-29-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2588-4-0x00000000046E0000-0x00000000046E1000-memory.dmp

      Filesize

      4KB