Analysis

  • max time kernel
    147s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/12/2023, 13:39

General

  • Target

    1a4cd89a7631096f20e33411961dfa28.html

  • Size

    97KB

  • MD5

    1a4cd89a7631096f20e33411961dfa28

  • SHA1

    80b3a3cb3444ddb5db1f5e8c69fb29d6e7fe8e17

  • SHA256

    32efee7a342ef2420681baf937453a1ea5b77d2436ba38fc7165b3a1fb1943c2

  • SHA512

    3e722314c1a5182e505a081b81facfe0ea167e9313e6614cb3a88c336f1c3f790d8ce825227d9b82ecb67bfe32fd084d768ec4025ceb6ef712c892ad87136609

  • SSDEEP

    3072:7VXh/odbnckaYJNQMcNf+oJgoxR3+e0u+trNNBuFB:Rh/okypi

Score
6/10

Malware Config

Signatures

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\1a4cd89a7631096f20e33411961dfa28.html
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3720
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3720 CREDAT:17410 /prefetch:2
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:4968

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\versionlist.xml

          Filesize

          15KB

          MD5

          1a545d0052b581fbb2ab4c52133846bc

          SHA1

          62f3266a9b9925cd6d98658b92adec673cbe3dd3

          SHA256

          557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

          SHA512

          bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

        • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\BP0ZYM9B\suggestions[1].en-US

          Filesize

          17KB

          MD5

          5a34cb996293fde2cb7a4ac89587393a

          SHA1

          3c96c993500690d1a77873cd62bc639b3a10653f

          SHA256

          c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

          SHA512

          e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

        • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\Q9YQXK50\plusone[1].js

          Filesize

          56KB

          MD5

          1944af3661da46249991197817b6cd8b

          SHA1

          f952df40ec79fafc7c798f37aff92878977376ed

          SHA256

          63326a1c4e0eddd3501f0a064b06a2708eb0362f3ae934f53145978d3d0799b5

          SHA512

          0bef19b32be337cfba179ed9ce4533a207cfe645d2e5fe0da9fadc7b01c72704fc89749670d1ac48b8d494675bc62ac089fdc4d8495979226f10828225594376