Analysis

  • max time kernel
    70s
  • max time network
    75s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    20-04-2024 10:39

General

  • Target

    Crystal disk/CdiResource/dialog/Graph.html

  • Size

    8KB

  • MD5

    1f2f281f50cdefb6794c9c87133b89fb

  • SHA1

    6aaf495b5eba156f3b6d69395a022251f54e8460

  • SHA256

    00ceba3cca57b7ae140f077d6aebb88e172f69b4cc0c8879c5be7f2734a989f8

  • SHA512

    c1d8d99104f0dfc0f3417c6c0a2519ab9508aadecc573b6c338614237d6d91ce03825b4b978a3a9a03272759d7d566d1bc7c60b7742b4f83a8ad1b9d943e906b

  • SSDEEP

    96:7KkOs1PJEpKltJtAZ29wi7/3j/Rj5LNscioCIq9Xr9MDoevklwew+K:7CMEpKltJw29wi7t1LNsBojvklwew+K

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 10 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Windows\system32\LaunchWinApp.exe
    "C:\Windows\system32\LaunchWinApp.exe" "C:\Users\Admin\AppData\Local\Temp\Crystal disk\CdiResource\dialog\Graph.html"
    1⤵
      PID:2584
    • 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 AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3588
    • C:\Windows\system32\browser_broker.exe
      C:\Windows\system32\browser_broker.exe -Embedding
      1⤵
      • Modifies Internet Explorer settings
      PID:1448
    • 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:368
    • 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:1464
    • 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:2544
    • 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:2112
    • 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:2684

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\3HONFD4R\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\JCMQ820F\suggestions[1].en-US
      Filesize

      17KB

      MD5

      5a34cb996293fde2cb7a4ac89587393a

      SHA1

      3c96c993500690d1a77873cd62bc639b3a10653f

      SHA256

      c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

      SHA512

      e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

    • memory/2544-69-0x0000014D762F0000-0x0000014D762F2000-memory.dmp
      Filesize

      8KB

    • memory/2544-73-0x0000014D764D0000-0x0000014D764D2000-memory.dmp
      Filesize

      8KB

    • memory/2544-59-0x0000014D76260000-0x0000014D76262000-memory.dmp
      Filesize

      8KB

    • memory/2544-57-0x0000014D76220000-0x0000014D76222000-memory.dmp
      Filesize

      8KB

    • memory/2544-61-0x0000014D76280000-0x0000014D76282000-memory.dmp
      Filesize

      8KB

    • memory/2544-63-0x0000014D762A0000-0x0000014D762A2000-memory.dmp
      Filesize

      8KB

    • memory/2544-65-0x0000014D762B0000-0x0000014D762B2000-memory.dmp
      Filesize

      8KB

    • memory/2544-67-0x0000014D762D0000-0x0000014D762D2000-memory.dmp
      Filesize

      8KB

    • memory/2544-71-0x0000014D764B0000-0x0000014D764B2000-memory.dmp
      Filesize

      8KB

    • memory/2544-53-0x0000014D75470000-0x0000014D75490000-memory.dmp
      Filesize

      128KB

    • memory/3588-0-0x000001B2FDD20000-0x000001B2FDD30000-memory.dmp
      Filesize

      64KB

    • memory/3588-35-0x000001B2848C0000-0x000001B2848C2000-memory.dmp
      Filesize

      8KB

    • memory/3588-133-0x000001B2879B0000-0x000001B2879B1000-memory.dmp
      Filesize

      4KB

    • memory/3588-134-0x000001B2879C0000-0x000001B2879C1000-memory.dmp
      Filesize

      4KB

    • memory/3588-16-0x000001B2FE600000-0x000001B2FE610000-memory.dmp
      Filesize

      64KB

    • memory/3588-142-0x000001B284A20000-0x000001B284A22000-memory.dmp
      Filesize

      8KB

    • memory/3588-145-0x000001B280280000-0x000001B280281000-memory.dmp
      Filesize

      4KB

    • memory/3588-149-0x000001B2804F0000-0x000001B2804F1000-memory.dmp
      Filesize

      4KB