Analysis

  • max time kernel
    101s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    02-04-2023 22:47

General

  • Target

    www.tagswiss.ch_images_content_doc_4816q.dot.doc

  • Size

    35KB

  • MD5

    c4f0b2a5c465e634ba95fca27f24034d

  • SHA1

    c74f3a9607b126d98333e1b8c5379a6becaadee7

  • SHA256

    dd014e2c1a48222fe4254181025991c9ac7438bc9fc14b7461e75861417b0ab1

  • SHA512

    b3a00e224cfd1c726651dd912e9ff784c28c831b088702f0497e8c46bdb69fc0fa598fc8fe6d512efd25a1f30d76029ffc3075f36021d8f5560a38b1082a3d25

  • SSDEEP

    192:ymk1KsV+064orq36WM5tCNYxm1d4IKwxlebassNpsORa:SYq361tCYSgFG

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\www.tagswiss.ch_images_content_doc_4816q.dot.doc"
    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:1668
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1592

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

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    Downloads

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

      20KB

      MD5

      a8b973e6977e1e5e78d25b9112a8e613

      SHA1

      a8bc761612908c9256b4c968a112a158bdcc8afe

      SHA256

      ac76e87ac40226a7045ad77b60aac4b0f769dff1a21f3269fff4284532ee503c

      SHA512

      f0587283a20c8b9bb6e2ec305dad2670668e3f10545b24e7999b5157814f62842e3d979dd6bdf82b03a31ae7ef14ab2ea6210d149f0d3bbcd0bcc0d9605db341

    • memory/1668-54-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1668-77-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB