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Analysis

  • max time kernel
    119s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    20/06/2024, 04:00

General

  • Target

    77bea19bf75d96e47af382454c414708e92c3e89273fb8f71590a1c9f5a80c21.rtf

  • Size

    355KB

  • MD5

    c8dd6964b7d481e52f8aef6b5af2c66c

  • SHA1

    be89c5ba35edc8ec4d39f9967276dc77eb751ed9

  • SHA256

    77bea19bf75d96e47af382454c414708e92c3e89273fb8f71590a1c9f5a80c21

  • SHA512

    56184cdc3e201ba2c318baf72733413c688e099572d970a56507c3091056ab0704bd8769cdba2a21cb58bcb7171015569863bc226cafc3bcfffdb1b730305abd

  • SSDEEP

    1536:uVPJM5JT77dHkTupkn/T2ivHWg55xi+qLO8YPE+oS1V9a:4K5J5H8upQ/yiPWgxi+qLOvoS

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\77bea19bf75d96e47af382454c414708e92c3e89273fb8f71590a1c9f5a80c21.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:2368
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1292

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\B7D7255B.wmf

      Filesize

      642B

      MD5

      4f03b86e4d6631c26ff5fffc7332be1d

      SHA1

      14952a78ea51df67d5b5b6c6b4de3d96ba7935bd

      SHA256

      83f4ea26254d69825486bffd1d400217aac7245c5c48fe5acc3ccdea173c4851

      SHA512

      4bed29b66444d826e89589b55dd786758ff68fcd2daf8296703d4443edb991fffce563e20db22bfb34fdb488638bbb43252392b6c105d12e721329adc2774632

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

      Filesize

      20KB

      MD5

      e61bd8609b852d18cb784e0855fa4cae

      SHA1

      f9fe7e7f56593d13ef6b17cbf40c2c363783cd81

      SHA256

      ca01b18ac0308a2d201bf5e06befba31586b0eeb18343b7b2bc2e8811269afc6

      SHA512

      e45102583f1c0e482da03cfa945907b556a70eb69a810fa15470cb7fbcd18bc9c09f50e2d3af7679629cb82460d297739a51b50a66113a0962ec90f62dce2a0b

    • memory/2368-0-0x000000002FD21000-0x000000002FD22000-memory.dmp

      Filesize

      4KB

    • memory/2368-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2368-2-0x00000000716DD000-0x00000000716E8000-memory.dmp

      Filesize

      44KB

    • memory/2368-18-0x00000000716DD000-0x00000000716E8000-memory.dmp

      Filesize

      44KB

    • memory/2368-37-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB