Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    27/06/2024, 11:20

General

  • Target

    Microsoft.MicrosoftEdge_8wekyb3d8bbwe/en-US/assets/ErrorPages/http_403.htm

  • Size

    1KB

  • MD5

    404db91d89f1b92cb8fa7e4341ebdc6d

  • SHA1

    d1b0b8457837ddc7a8f8d354e07000cb086b11f0

  • SHA256

    e88add2e3e6013b4ca0fb2c32f6f85692843bfd5f706686c2927ddd74674a5a4

  • SHA512

    376cd959a9865c32302386c3ca28c6096a2daa5c62af42deb98839c232592b5bb8b4f21829eaa65c643ebe071353e8918d3acb618e507bcdf87fcdfc9e39bf8c

Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 4 IoCs
  • Modifies Internet Explorer settings 1 TTPs 3 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: MapViewOfSection 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\LaunchWinApp.exe
    "C:\Windows\system32\LaunchWinApp.exe" "C:\Users\Admin\AppData\Local\Temp\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\en-US\assets\ErrorPages\http_403.htm"
    1⤵
      PID:4952
    • 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:768
    • C:\Windows\system32\browser_broker.exe
      C:\Windows\system32\browser_broker.exe -Embedding
      1⤵
      • Modifies Internet Explorer settings
      PID:3084
    • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
      "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
      1⤵
      • Modifies registry class
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3116
    • 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:4640
    • 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:2504
    • 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:764

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\L5P12AEX\edgecompatviewlist[1].xml

      Filesize

      74KB

      MD5

      d4fc49dc14f63895d997fa4940f24378

      SHA1

      3efb1437a7c5e46034147cbbc8db017c69d02c31

      SHA256

      853d2f4eb81c9fdcea2ee079f6faf98214b111b77cdf68709b38989d123890f1

      SHA512

      cc60d79b4afe5007634ac21dc4bc92081880be4c0d798a1735b63b27e936c02f399964f744dc73711987f01e8a1064b02a4867dd6cac27538e5fbe275cc61e0a

    • C:\Users\Admin\AppData\Local\Packages\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\AC\MicrosoftEdge\Cache\6QIPW3VW\suggestions[1].en-US

      Filesize

      17KB

      MD5

      5a34cb996293fde2cb7a4ac89587393a

      SHA1

      3c96c993500690d1a77873cd62bc639b3a10653f

      SHA256

      c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

      SHA512

      e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

    • memory/768-0-0x0000026B6A220000-0x0000026B6A230000-memory.dmp

      Filesize

      64KB

    • memory/768-16-0x0000026B6A320000-0x0000026B6A330000-memory.dmp

      Filesize

      64KB

    • memory/768-35-0x0000026B678A0000-0x0000026B678A2000-memory.dmp

      Filesize

      8KB

    • memory/768-85-0x0000026B72660000-0x0000026B72661000-memory.dmp

      Filesize

      4KB

    • memory/768-84-0x0000026B72650000-0x0000026B72651000-memory.dmp

      Filesize

      4KB

    • memory/2504-55-0x0000015995D30000-0x0000015995D32000-memory.dmp

      Filesize

      8KB

    • memory/2504-63-0x00000159961E0000-0x00000159961E2000-memory.dmp

      Filesize

      8KB

    • memory/2504-61-0x00000159961C0000-0x00000159961C2000-memory.dmp

      Filesize

      8KB

    • memory/2504-59-0x0000015995DB0000-0x0000015995DB2000-memory.dmp

      Filesize

      8KB

    • memory/2504-57-0x0000015995D90000-0x0000015995D92000-memory.dmp

      Filesize

      8KB

    • memory/2504-65-0x00000159A67D0000-0x00000159A67D2000-memory.dmp

      Filesize

      8KB

    • memory/2504-52-0x0000015996530000-0x0000015996630000-memory.dmp

      Filesize

      1024KB

    • memory/2504-50-0x0000015996530000-0x0000015996630000-memory.dmp

      Filesize

      1024KB

    • memory/4640-46-0x0000022F0C380000-0x0000022F0C480000-memory.dmp

      Filesize

      1024KB

    • memory/4640-47-0x0000022F0C380000-0x0000022F0C480000-memory.dmp

      Filesize

      1024KB

    • memory/4640-45-0x0000022F0C380000-0x0000022F0C480000-memory.dmp

      Filesize

      1024KB