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/OfflineTabs/OfflineTabs.html

  • Size

    5KB

  • MD5

    4bc9e211be307ec635a3f1dcce852cce

  • SHA1

    b142364adedf4a77f2fc39f2e1e7900a44892445

  • SHA256

    8192b23c9ef5e879d620391322f3130ff7a1116f4414293d7449dcdfc18154bf

  • SHA512

    514b15a80ee792961ab776b3d3be52418999756fcf9ba43decde9f293f8db3377b769c7ea3b7ef8f1f0eb4970c50ac15327edcb2f19eb4424f5e563f5c430457

  • SSDEEP

    96:87NEgg25Fy6fr+6wJBlXAu7iBl5ff88Cjy6oqFy6x1xHPFVttyqUEILj2uyq7gJP:8F697lWBl5ff88C/f1xdVtPqOlnVT3

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 4 IoCs

Processes

  • C:\Windows\system32\LaunchWinApp.exe
    "C:\Windows\system32\LaunchWinApp.exe" "C:\Users\Admin\AppData\Local\Temp\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\en-US\assets\OfflineTabs\OfflineTabs.html"
    1⤵
      PID:1408
    • 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:4524
    • C:\Windows\system32\browser_broker.exe
      C:\Windows\system32\browser_broker.exe -Embedding
      1⤵
      • Modifies Internet Explorer settings
      PID:840
    • 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:4784
    • 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:1824
    • 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:4588
    • 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:4296

    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\89S7I2E8\suggestions[1].en-US

      Filesize

      17KB

      MD5

      5a34cb996293fde2cb7a4ac89587393a

      SHA1

      3c96c993500690d1a77873cd62bc639b3a10653f

      SHA256

      c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

      SHA512

      e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

    • memory/1824-47-0x0000018B30280000-0x0000018B30380000-memory.dmp

      Filesize

      1024KB

    • memory/4524-16-0x0000028A2DB20000-0x0000028A2DB30000-memory.dmp

      Filesize

      64KB

    • memory/4524-35-0x0000028A2AE60000-0x0000028A2AE62000-memory.dmp

      Filesize

      8KB

    • memory/4524-80-0x0000028A35E70000-0x0000028A35E71000-memory.dmp

      Filesize

      4KB

    • memory/4524-0-0x0000028A2DA20000-0x0000028A2DA30000-memory.dmp

      Filesize

      64KB

    • memory/4524-81-0x0000028A35E80000-0x0000028A35E81000-memory.dmp

      Filesize

      4KB

    • memory/4588-59-0x000002A3BB260000-0x000002A3BB262000-memory.dmp

      Filesize

      8KB

    • memory/4588-50-0x000002A3BB630000-0x000002A3BB730000-memory.dmp

      Filesize

      1024KB

    • memory/4588-51-0x000002A3BB630000-0x000002A3BB730000-memory.dmp

      Filesize

      1024KB

    • memory/4588-55-0x000002A3BB220000-0x000002A3BB222000-memory.dmp

      Filesize

      8KB

    • memory/4588-57-0x000002A3BB240000-0x000002A3BB242000-memory.dmp

      Filesize

      8KB

    • memory/4588-61-0x000002A3BB280000-0x000002A3BB282000-memory.dmp

      Filesize

      8KB

    • memory/4588-52-0x000002A3BB630000-0x000002A3BB730000-memory.dmp

      Filesize

      1024KB