Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    15/03/2024, 08:23

General

  • Target

    este si que si.doc

  • Size

    2.2MB

  • MD5

    962a7ac5ecd352ca3a1aadc2525d8d68

  • SHA1

    91a6ddf2dfb7eb62228876795c763becf7841886

  • SHA256

    ef8e1d204adea8fd3da4e4fec573c880c3e36fc40541907cd235c9bce495df97

  • SHA512

    34a7d76e07e60434891d462f8feb84a5d208987fdb0897d9855110fcbdd3add9685c61273beee8c4841d343d910b1b8665bafbf7616bd9853389838a8fed8f88

  • SSDEEP

    6144:Rzvz74VSGOUtw+zRzlGUOTmGjw4OS+4IjIIkSPf0+Wa4kFtGWDSP70+nsWdSPm0u:Rzvz74VnaojinTJBIbQ

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\este si que si.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:2988
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:684

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

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

            Filesize

            20KB

            MD5

            539869d4bc728bd62b7c428b43d7da81

            SHA1

            c1461456cae9c9ff80b8eadd1fc1187f8f24f13f

            SHA256

            e5f8c031818adda5d3aa5fef0f8009953480edaa81669b688207841b2da55da1

            SHA512

            02b47f98747fb3fbc09f3b4572c4c273b02e690e035960971cab843fc98cb15d90ad6518a71e9c4fc940e7acf6e434ecf9fcc933dbdb0eed8ac27762ed387a73

          • C:\Users\Admin\AppData\Roaming\Microsoft\UProof\ExcludeDictionaryES0c0a.lex

            Filesize

            2B

            MD5

            f3b25701fe362ec84616a93a45ce9998

            SHA1

            d62636d8caec13f04e28442a0a6fa1afeb024bbb

            SHA256

            b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

            SHA512

            98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

          • memory/2988-0-0x000000002FD91000-0x000000002FD92000-memory.dmp

            Filesize

            4KB

          • memory/2988-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

            Filesize

            64KB

          • memory/2988-2-0x000000007096D000-0x0000000070978000-memory.dmp

            Filesize

            44KB

          • memory/2988-59-0x000000007096D000-0x0000000070978000-memory.dmp

            Filesize

            44KB

          • memory/2988-77-0x000000005FFF0000-0x0000000060000000-memory.dmp

            Filesize

            64KB

          • memory/2988-78-0x000000007096D000-0x0000000070978000-memory.dmp

            Filesize

            44KB