Analysis

  • max time kernel
    154s
  • max time network
    157s
  • platform
    windows10-1703_x64
  • resource
    win10-20240611-en
  • resource tags

    arch:x64arch:x86image:win10-20240611-enlocale:en-usos:windows10-1703-x64system
  • submitted
    27-06-2024 11:20

General

  • Target

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

  • Size

    1KB

  • MD5

    547783757e0943d8999253d6d05377cd

  • SHA1

    1493aaac50a3a80f7242c4b9850cfaa8b5104ba5

  • SHA256

    f2e29a108f140e59bd43b010217ba6aea332e481606118d3b380aa7f513a78ca

  • SHA512

    0c27f3abd0716ea5a963cf716ff48c7d0f0fb2ae0c61163b960cbb3caed40183b8b443bdf227e6a3c50fb085b0f13451b1b7c362c09026c81d3f0cc92f804935

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 8 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\defaultbrowser.htm"
    1⤵
      PID:2716
    • 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:2860
    • C:\Windows\system32\browser_broker.exe
      C:\Windows\system32\browser_broker.exe -Embedding
      1⤵
      • Modifies Internet Explorer settings
      PID:1612
    • 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:4628
    • 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:4804
    • 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:2156
    • 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:4244
    • 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:2376

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\BU0KRETY\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\LYQ61IEG\suggestions[1].en-US

      Filesize

      17KB

      MD5

      5a34cb996293fde2cb7a4ac89587393a

      SHA1

      3c96c993500690d1a77873cd62bc639b3a10653f

      SHA256

      c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

      SHA512

      e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

    • memory/2156-55-0x000001D06F340000-0x000001D06F342000-memory.dmp

      Filesize

      8KB

    • memory/2156-52-0x000001D06F4D0000-0x000001D06F5D0000-memory.dmp

      Filesize

      1024KB

    • memory/2156-57-0x000001D06F360000-0x000001D06F362000-memory.dmp

      Filesize

      8KB

    • memory/2156-65-0x000001D07FD50000-0x000001D07FD52000-memory.dmp

      Filesize

      8KB

    • memory/2156-61-0x000001D07FD10000-0x000001D07FD12000-memory.dmp

      Filesize

      8KB

    • memory/2156-59-0x000001D07FBF0000-0x000001D07FBF2000-memory.dmp

      Filesize

      8KB

    • memory/2156-63-0x000001D07FD30000-0x000001D07FD32000-memory.dmp

      Filesize

      8KB

    • memory/2860-16-0x0000019EA9E20000-0x0000019EA9E30000-memory.dmp

      Filesize

      64KB

    • memory/2860-35-0x0000019EA70B0000-0x0000019EA70B2000-memory.dmp

      Filesize

      8KB

    • memory/2860-81-0x0000019EB1CE0000-0x0000019EB1CE1000-memory.dmp

      Filesize

      4KB

    • memory/2860-82-0x0000019EB1CF0000-0x0000019EB1CF1000-memory.dmp

      Filesize

      4KB

    • memory/2860-0-0x0000019EA9D20000-0x0000019EA9D30000-memory.dmp

      Filesize

      64KB

    • memory/4804-47-0x000002548C840000-0x000002548C940000-memory.dmp

      Filesize

      1024KB