Resubmissions

22/02/2024, 17:01

240222-vjw6madc37 4

22/02/2024, 16:54

240222-vexxcscf9z 10

22/02/2024, 16:51

240222-vc87lscf7x 6

22/02/2024, 16:48

240222-vbksmacf6t 1

22/02/2024, 16:46

240222-t93knacf41 4

22/02/2024, 16:44

240222-t8vtesda83 4

Analysis

  • max time kernel
    599s
  • max time network
    396s
  • platform
    windows10-1703_x64
  • resource
    win10-20240221-en
  • resource tags

    arch:x64arch:x86image:win10-20240221-enlocale:en-usos:windows10-1703-x64system
  • submitted
    22/02/2024, 17:01

General

  • Target

    sample.html

  • Size

    56KB

  • MD5

    13f5ced3be33542807ff00edec69fad2

  • SHA1

    5e2bcd38d5ab54d43043feada4c9dcf4e0928c06

  • SHA256

    88314ed5ddebc9c1f87b88d3b1f56d55c991036cb09522d8c20f6e01b74c22e8

  • SHA512

    ec40cbf6a87d9d74977bc7290cfff89b3e01857f7702eae67786f5ea4ae76c15eed22e233c545a30961fa4f730a748a06a63d40c3d7218b5abf55ed33cd243b6

  • SSDEEP

    768:a3yvV72MqMZRfmzOt26Ws/g36Or9v96AgtWLyvV72MqgZRfZtWL/g36Or9v96AGE:a3akfxDeHfxh

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\sample.html"
    1⤵
      PID:2908
    • 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:1308
    • C:\Windows\system32\browser_broker.exe
      C:\Windows\system32\browser_broker.exe -Embedding
      1⤵
      • Modifies Internet Explorer settings
      PID:1904
    • 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:1108
    • 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:1180
    • 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:1468
    • 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:4784

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\0YZH0870\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\YTV1NCWR\suggestions[1].en-US

      Filesize

      17KB

      MD5

      5a34cb996293fde2cb7a4ac89587393a

      SHA1

      3c96c993500690d1a77873cd62bc639b3a10653f

      SHA256

      c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

      SHA512

      e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

    • memory/1308-16-0x0000028666800000-0x0000028666810000-memory.dmp

      Filesize

      64KB

    • memory/1308-35-0x00000286663E0000-0x00000286663E2000-memory.dmp

      Filesize

      8KB

    • memory/1308-0-0x0000028665F20000-0x0000028665F30000-memory.dmp

      Filesize

      64KB

    • memory/1308-86-0x000002866E440000-0x000002866E441000-memory.dmp

      Filesize

      4KB

    • memory/1308-87-0x000002866E450000-0x000002866E451000-memory.dmp

      Filesize

      4KB

    • memory/1468-54-0x00000192C1810000-0x00000192C1812000-memory.dmp

      Filesize

      8KB

    • memory/1468-67-0x00000192C1980000-0x00000192C1982000-memory.dmp

      Filesize

      8KB

    • memory/1468-65-0x00000192C1960000-0x00000192C1962000-memory.dmp

      Filesize

      8KB

    • memory/1468-63-0x00000192C18A0000-0x00000192C18A2000-memory.dmp

      Filesize

      8KB

    • memory/1468-61-0x00000192C1880000-0x00000192C1882000-memory.dmp

      Filesize

      8KB

    • memory/1468-59-0x00000192C1840000-0x00000192C1842000-memory.dmp

      Filesize

      8KB