Analysis

  • max time kernel
    107s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    11-06-2023 10:17

General

  • Target

    1c1f3eaf142c53480147c6e98cea4547.doc

  • Size

    35KB

  • MD5

    1c1f3eaf142c53480147c6e98cea4547

  • SHA1

    92fbb5db21194832b830e4f5c44449c582138b50

  • SHA256

    42e299adf74331dc51950a2e0195d4f3230170358b362463cb1f113bc5755e6e

  • SHA512

    9a3a8bce2902a5be9c26bff283968161aca0237162f30a129c97fc65b9f52aa1cb724310ff9767967e1a6e360bf36432448df0e0fd542bdc0ab2477e254de540

  • SSDEEP

    384:A8iSUR/8det0Vyw/v+2iUP0jDeT1Jtl/+qTQ:i/quCTiy4eFU

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\1c1f3eaf142c53480147c6e98cea4547.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:1300
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1572

    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

      d1951c985e8b58829371722f2702f5f1

      SHA1

      211492ab523e7418b9cd682bc6f8518bc0278427

      SHA256

      56f2eeb292b7bd3dfe77a5e035f35a64bee22c462c300f74642930e8ff5e47ff

      SHA512

      74acf66d7545522b2dbd090440dd4a79410bd0aa7d65a04436e8cc8ba7d9288a75970dd9828efee79d52a69856b7c3172e934a863ba5a29260792724b233e4cb

    • memory/1300-61-0x00000000003D0000-0x00000000004D0000-memory.dmp
      Filesize

      1024KB

    • memory/1300-64-0x00000000003D0000-0x00000000004D0000-memory.dmp
      Filesize

      1024KB

    • memory/1300-59-0x00000000003D0000-0x00000000004D0000-memory.dmp
      Filesize

      1024KB

    • memory/1300-60-0x00000000003D0000-0x00000000004D0000-memory.dmp
      Filesize

      1024KB

    • memory/1300-62-0x00000000003D0000-0x00000000004D0000-memory.dmp
      Filesize

      1024KB

    • memory/1300-54-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1300-63-0x00000000003D0000-0x00000000004D0000-memory.dmp
      Filesize

      1024KB

    • memory/1300-58-0x00000000003D0000-0x00000000004D0000-memory.dmp
      Filesize

      1024KB

    • memory/1300-65-0x00000000003D0000-0x00000000004D0000-memory.dmp
      Filesize

      1024KB

    • memory/1300-67-0x00000000003D0000-0x00000000004D0000-memory.dmp
      Filesize

      1024KB

    • memory/1300-68-0x00000000003D0000-0x00000000004D0000-memory.dmp
      Filesize

      1024KB

    • memory/1300-66-0x00000000003D0000-0x00000000004D0000-memory.dmp
      Filesize

      1024KB

    • memory/1300-57-0x00000000003D0000-0x00000000004D0000-memory.dmp
      Filesize

      1024KB

    • memory/1300-89-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB