Analysis

  • max time kernel
    122s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    15-06-2024 00:47

General

  • Target

    umowa_licencyjna.rtf

  • Size

    4KB

  • MD5

    0c5eca726976d665b26bcb3f7fe367fe

  • SHA1

    b3fe77b8548e941eb1cbaab8ca35c7aef9c67228

  • SHA256

    7c57ebddebc42482d136203a70fbffe1d6b65f1172cbc317f6912fa4169b4c61

  • SHA512

    27f2dbe3988f4da65f131a9edf92d741401c4a0768f6cc6337723a9d2d9f567bedd29e453f155744ac84d8e428c4504e7de6eb069d1f165da9fb7c5bef41dda7

  • SSDEEP

    96:e8dcKfqItSNU+c+qOjegy4Z0VHGnjvqoGhe6V8IXhRPxyJArMfnsY/wDFAJM2:eqlfPi584ZY6jyouV8IXhRZZIfn5/iAh

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\umowa_licencyjna.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:2152
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2564

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Replay Monitor

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    Downloads

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

      20KB

      MD5

      ed58eb561e01da1aafc569ea51115ea2

      SHA1

      1d141caa431d3354482a9f47fa9ec11b73c3fa94

      SHA256

      e389eceb2a4422d246d3616246c1596392469a4e1bc7a4924a0400a2a473bd6a

      SHA512

      31d7d04ad829bf53479a011ccda08c665b9b5f09fe7bd2a6d6f594f40132cd4e4bc5119ce9b13eac08bcd592d3a2e8968d199b876667e876b679fdd6ef4bccb3

    • memory/2152-0-0x000000002F0E1000-0x000000002F0E2000-memory.dmp
      Filesize

      4KB

    • memory/2152-1-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/2152-2-0x00000000711FD000-0x0000000071208000-memory.dmp
      Filesize

      44KB

    • memory/2152-11-0x00000000711FD000-0x0000000071208000-memory.dmp
      Filesize

      44KB

    • memory/2152-29-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB