Analysis

  • max time kernel
    149s
  • max time network
    148s
  • 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/pdferrorneedcredentials.html

  • Size

    768B

  • MD5

    b451331ada93fb80eedf8bd2a4151c6d

  • SHA1

    180af068f3a5ec19d94bcee56aac911e8bd0089c

  • SHA256

    18f666b892394f69eed45a1553e100bf268bde1343881b0fb22a4e6acc2ff1ab

  • SHA512

    9ff0e2042f3ca15e99d981ab3cf8a6e212d97165e1baa84dad2da1571ae8c806d513c45f2d02b69f2edb3f572c1d45c6a84f88a56f668d74083dd2db48c43ee2

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 3 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\pdferrorneedcredentials.html"
    1⤵
      PID:1396
    • 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:4376
    • C:\Windows\system32\browser_broker.exe
      C:\Windows\system32\browser_broker.exe -Embedding
      1⤵
      • Modifies Internet Explorer settings
      PID:3404
    • 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:3572
    • 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:1260
    • 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:3912
    • 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:356

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\V28C7N3J\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\DS69HDT5\suggestions[1].en-US

      Filesize

      17KB

      MD5

      5a34cb996293fde2cb7a4ac89587393a

      SHA1

      3c96c993500690d1a77873cd62bc639b3a10653f

      SHA256

      c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

      SHA512

      e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

    • memory/1260-47-0x0000029A77000000-0x0000029A77100000-memory.dmp

      Filesize

      1024KB

    • memory/3912-50-0x0000020D38F00000-0x0000020D39000000-memory.dmp

      Filesize

      1024KB

    • memory/3912-51-0x0000020D38F00000-0x0000020D39000000-memory.dmp

      Filesize

      1024KB

    • memory/3912-56-0x0000020D49910000-0x0000020D49912000-memory.dmp

      Filesize

      8KB

    • memory/3912-60-0x0000020D499F0000-0x0000020D499F2000-memory.dmp

      Filesize

      8KB

    • memory/3912-58-0x0000020D499D0000-0x0000020D499D2000-memory.dmp

      Filesize

      8KB

    • memory/3912-53-0x0000020D497E0000-0x0000020D497E2000-memory.dmp

      Filesize

      8KB

    • memory/3912-62-0x0000020D49B20000-0x0000020D49B22000-memory.dmp

      Filesize

      8KB

    • memory/3912-64-0x0000020D49B40000-0x0000020D49B42000-memory.dmp

      Filesize

      8KB

    • memory/4376-16-0x00000172EE620000-0x00000172EE630000-memory.dmp

      Filesize

      64KB

    • memory/4376-35-0x00000172ED790000-0x00000172ED792000-memory.dmp

      Filesize

      8KB

    • memory/4376-83-0x00000172F6A20000-0x00000172F6A21000-memory.dmp

      Filesize

      4KB

    • memory/4376-84-0x00000172F6A30000-0x00000172F6A31000-memory.dmp

      Filesize

      4KB

    • memory/4376-0-0x00000172EE520000-0x00000172EE530000-memory.dmp

      Filesize

      64KB