Analysis

  • max time kernel
    149s
  • max time network
    142s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    25/04/2024, 10:57

General

  • Target

    showcaptcha.html

  • Size

    12KB

  • MD5

    8150db5e8d4a40ec0616079d28bd31b4

  • SHA1

    9942904c79ed986f01f246a589309cb2f05f18eb

  • SHA256

    02ba6695eb253bd8ae625f4eaef2209c17b3f48705e961dcd7bcd4bd420afc38

  • SHA512

    49d0e5697fe5ae9c4fbde0d3027a5649904bf71dfdbbcd638e797a27d5d3d85429af0a790a6d53aad138166cee3e3a6d0ef149317a44f3a09c52f628ff4aec91

  • SSDEEP

    384:qRsWrgE/0k/idkXd28J7utAaQURkBR0k/VQ6CMiBQ9e:UrV0SXo8ButAYRkBR04/iy8

Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 5 IoCs
  • Modifies Internet Explorer settings 1 TTPs 3 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: MapViewOfSection 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Windows\system32\LaunchWinApp.exe
    "C:\Windows\system32\LaunchWinApp.exe" "C:\Users\Admin\AppData\Local\Temp\showcaptcha.html"
    1⤵
      PID:236
    • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdge.exe
      "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdge.exe" -ServerName:MicrosoftEdge.AppXdnhjhccw3zf0j06tkg3jtqr00qdm0khc.mca
      1⤵
      • Drops file in Windows directory
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:4780
    • C:\Windows\system32\browser_broker.exe
      C:\Windows\system32\browser_broker.exe -Embedding
      1⤵
      • Modifies Internet Explorer settings
      PID:2700
    • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
      "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
      1⤵
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2808
    • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
      "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
      1⤵
      • Drops file in Windows directory
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:4196
    • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
      "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
      1⤵
      • Drops file in Windows directory
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      PID:2224
    • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
      "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
      1⤵
      • Drops file in Windows directory
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:3604
    • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
      "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
      1⤵
      • Modifies registry class
      PID:928

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\B4U56X23\edgecompatviewlist[1].xml

            Filesize

            74KB

            MD5

            d4fc49dc14f63895d997fa4940f24378

            SHA1

            3efb1437a7c5e46034147cbbc8db017c69d02c31

            SHA256

            853d2f4eb81c9fdcea2ee079f6faf98214b111b77cdf68709b38989d123890f1

            SHA512

            cc60d79b4afe5007634ac21dc4bc92081880be4c0d798a1735b63b27e936c02f399964f744dc73711987f01e8a1064b02a4867dd6cac27538e5fbe275cc61e0a

          • C:\Users\Admin\AppData\Local\Packages\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\AC\#!121\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157

            Filesize

            4KB

            MD5

            1bfe591a4fe3d91b03cdf26eaacd8f89

            SHA1

            719c37c320f518ac168c86723724891950911cea

            SHA256

            9cf94355051bf0f4a45724ca20d1cc02f76371b963ab7d1e38bd8997737b13d8

            SHA512

            02f88da4b610678c31664609bcfa9d61db8d0b0617649981af948f670f41a6207b4ec19fecce7385a24e0c609cbbf3f2b79a8acaf09a03c2c432cc4dce75e9db

          • C:\Users\Admin\AppData\Local\Packages\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\AC\MicrosoftEdge\Cache\AF1A521C\suggestions[1].en-US

            Filesize

            17KB

            MD5

            5a34cb996293fde2cb7a4ac89587393a

            SHA1

            3c96c993500690d1a77873cd62bc639b3a10653f

            SHA256

            c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

            SHA512

            e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

          • memory/2224-59-0x00000204752B0000-0x00000204752B2000-memory.dmp

            Filesize

            8KB

          • memory/2224-195-0x00000204649C0000-0x00000204649C2000-memory.dmp

            Filesize

            8KB

          • memory/2224-197-0x00000204750D0000-0x00000204750D2000-memory.dmp

            Filesize

            8KB

          • memory/2224-61-0x0000020475400000-0x0000020475402000-memory.dmp

            Filesize

            8KB

          • memory/2224-63-0x0000020475420000-0x0000020475422000-memory.dmp

            Filesize

            8KB

          • memory/2224-65-0x00000204754E0000-0x00000204754E2000-memory.dmp

            Filesize

            8KB

          • memory/2224-67-0x0000020475500000-0x0000020475502000-memory.dmp

            Filesize

            8KB

          • memory/2224-55-0x0000020475250000-0x0000020475252000-memory.dmp

            Filesize

            8KB

          • memory/2224-113-0x0000020476520000-0x0000020476620000-memory.dmp

            Filesize

            1024KB

          • memory/2224-57-0x0000020475270000-0x0000020475272000-memory.dmp

            Filesize

            8KB

          • memory/3604-220-0x0000017F4C600000-0x0000017F4C620000-memory.dmp

            Filesize

            128KB

          • memory/3604-223-0x0000017F4C880000-0x0000017F4C980000-memory.dmp

            Filesize

            1024KB

          • memory/3604-227-0x0000017F5F030000-0x0000017F5F130000-memory.dmp

            Filesize

            1024KB

          • memory/3604-229-0x0000017F5E840000-0x0000017F5E860000-memory.dmp

            Filesize

            128KB

          • memory/3604-254-0x0000017F5E910000-0x0000017F5E930000-memory.dmp

            Filesize

            128KB

          • memory/4780-0-0x0000019B84E20000-0x0000019B84E30000-memory.dmp

            Filesize

            64KB

          • memory/4780-35-0x0000019B840A0000-0x0000019B840A2000-memory.dmp

            Filesize

            8KB

          • memory/4780-295-0x0000019B8DC60000-0x0000019B8DC61000-memory.dmp

            Filesize

            4KB

          • memory/4780-294-0x0000019B8DC50000-0x0000019B8DC51000-memory.dmp

            Filesize

            4KB

          • memory/4780-16-0x0000019B85020000-0x0000019B85030000-memory.dmp

            Filesize

            64KB