Analysis

  • max time kernel
    191s
  • max time network
    138s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    16-03-2023 18:03

General

  • Target

    -MgreX7dpa4WPkgk7inO8mY5GoPlRFrEsm-GFggZdJw.doc

  • Size

    291KB

  • MD5

    3b50320c5c45960257f30cc35d271f61

  • SHA1

    4831beb9d0e88b697432875b619be50718c8bd34

  • SHA256

    fcc82b797edda5ae163e4824ee29cef266391a83e5445ac4b26fc6160819749c

  • SHA512

    1ca260f9ff3fd9fafb9ad713abbd33c9fc96e30980c15d3d1088eb42ff9cc5bc5381bfbd42b46b75024ac80878260b250d77e54dcda83908f3ddf5dd08a81633

  • SSDEEP

    3072:n9nytLPk8keiNKeWoGjtEID4fd4WIFgwR7mTFA02105VCM7agqCpnUgm:UtjzkKjtEIDCsSTFt2wVCaagqCRUgm

Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 2 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 22 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\-MgreX7dpa4WPkgk7inO8mY5GoPlRFrEsm-GFggZdJw.doc"
    1⤵
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:1476
  • C:\Windows\system32\verclsid.exe
    "C:\Windows\system32\verclsid.exe" /S /C {0B2C9183-C9FA-4C53-AE21-C900B0C39965} /I {0C733A8A-2A1C-11CE-ADE5-00AA0044773D} /X 0x401
    1⤵
      PID:1684
    • C:\Program Files (x86)\Microsoft Office\Office14\MSPUB.EXE
      "C:\Program Files (x86)\Microsoft Office\Office14\MSPUB.EXE" C:\Users\Admin\AppData\Local\Temp\-MgreX7dpa4WPkgk7inO8mY5GoPlRFrEsm-GFggZdJw.pub
      1⤵
      • Drops file in Windows directory
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1124
      • C:\Windows\splwow64.exe
        C:\Windows\splwow64.exe 12288
        2⤵
          PID:896

      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\Publisher Building Blocks\ContentStore.xml
        Filesize

        168B

        MD5

        45adc2dae201048d66e7df688d18808b

        SHA1

        14e2d66714b702bc1cbb64f801e63d450ac96144

        SHA256

        d0be0ccbc26638ee03920ddebbb9d6a72389b9d4898edd84856dd0b728c19cd6

        SHA512

        a940270db0b1c9f53e8b2c1bfa5d2d87a01c4d502e6c037667864b3d12de581f25caf4e38ab316965e8cb504c638eff8cdcb683be38d49c58e6398cbdf452885

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

        20KB

        MD5

        8fd8afa4b5d9d1efc8662db2702bf760

        SHA1

        1ee1a1d60896f51e262d1a2b99420bec38166008

        SHA256

        78cf73b5fde1c60c11c59ea6437f3d672f0733fd695b6c11802c2d2ed4b33f5d

        SHA512

        3d998853efe531674ac549322d82adaaaac2d5e9b5bb0df15325aed708ffcf02df8c31958b219f3cde25e601b1bbfa7ff0a02689b5d67809ca9766a5089881aa

      • memory/1124-86-0x000000005FFF0000-0x0000000060000000-memory.dmp
        Filesize

        64KB

      • memory/1476-54-0x000000005FFF0000-0x0000000060000000-memory.dmp
        Filesize

        64KB

      • memory/1476-85-0x000000005FFF0000-0x0000000060000000-memory.dmp
        Filesize

        64KB