Analysis

  • max time kernel
    149s
  • max time network
    149s
  • 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_500.htm

  • Size

    1KB

  • MD5

    31f10bac4db0da00179af8799f885778

  • SHA1

    f58807729047381425f01cf13281f62d665e184b

  • SHA256

    02150a77d9d8598ffd39498fef2667db1b3af615b095e3ca0a626c523dbd9285

  • SHA512

    c22edd9674d12966b642b4e570e93ecefbfd5064e5c6aca4c825ff7b73d85d25314fd7031457fec593afb7b5d621fc836245236cf848d6785473fee89c75a2d0

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\http_500.htm"
    1⤵
      PID:4672
    • 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:1104
    • C:\Windows\system32\browser_broker.exe
      C:\Windows\system32\browser_broker.exe -Embedding
      1⤵
      • Modifies Internet Explorer settings
      PID:1016
    • 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:956
    • 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:3640
    • 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:588
    • 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:4548
    • 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:68

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\VSH5XF98\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\KACYWVIX\suggestions[1].en-US

      Filesize

      17KB

      MD5

      5a34cb996293fde2cb7a4ac89587393a

      SHA1

      3c96c993500690d1a77873cd62bc639b3a10653f

      SHA256

      c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

      SHA512

      e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

    • memory/588-51-0x000001F13BB70000-0x000001F13BC70000-memory.dmp

      Filesize

      1024KB

    • memory/588-63-0x000001F14C460000-0x000001F14C462000-memory.dmp

      Filesize

      8KB

    • memory/588-55-0x000001F13B770000-0x000001F13B772000-memory.dmp

      Filesize

      8KB

    • memory/588-52-0x000001F13BB70000-0x000001F13BC70000-memory.dmp

      Filesize

      1024KB

    • memory/588-59-0x000001F13B7B0000-0x000001F13B7B2000-memory.dmp

      Filesize

      8KB

    • memory/588-57-0x000001F13B790000-0x000001F13B792000-memory.dmp

      Filesize

      8KB

    • memory/588-65-0x000001F14C480000-0x000001F14C482000-memory.dmp

      Filesize

      8KB

    • memory/588-61-0x000001F14C440000-0x000001F14C442000-memory.dmp

      Filesize

      8KB

    • memory/1104-0-0x0000023FC8A20000-0x0000023FC8A30000-memory.dmp

      Filesize

      64KB

    • memory/1104-35-0x0000023FC5E90000-0x0000023FC5E92000-memory.dmp

      Filesize

      8KB

    • memory/1104-84-0x0000023FD0E80000-0x0000023FD0E81000-memory.dmp

      Filesize

      4KB

    • memory/1104-85-0x0000023FD0E90000-0x0000023FD0E91000-memory.dmp

      Filesize

      4KB

    • memory/1104-16-0x0000023FC8B20000-0x0000023FC8B30000-memory.dmp

      Filesize

      64KB

    • memory/3640-44-0x000001D5E49D0000-0x000001D5E4AD0000-memory.dmp

      Filesize

      1024KB