Resubmissions

29/02/2024, 02:47

240229-c91bvsbf4t 4

29/02/2024, 02:24

240229-cvqh4sbc3x 4

Analysis

  • max time kernel
    135s
  • max time network
    136s
  • platform
    windows10-1703_x64
  • resource
    win10-20240221-en
  • resource tags

    arch:x64arch:x86image:win10-20240221-enlocale:en-usos:windows10-1703-x64system
  • submitted
    29/02/2024, 02:47

General

  • Target

    http://fortnite.com

Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 4 IoCs
  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: MapViewOfSection 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Windows\system32\LaunchWinApp.exe
    "C:\Windows\system32\LaunchWinApp.exe" "http://fortnite.com"
    1⤵
      PID:1192
    • 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:4984
    • C:\Windows\system32\browser_broker.exe
      C:\Windows\system32\browser_broker.exe -Embedding
      1⤵
      • Modifies Internet Explorer settings
      PID:4136
    • 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:1612
    • 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:2960
    • 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 registry class
      PID:4268

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Packages\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\AC\Temp\~DF62F93B9F00423217.TMP

      Filesize

      16KB

      MD5

      353bfb7f0b99bbc6e4d3db87a4348c32

      SHA1

      0e1a178b4fd7a366203f911f680821f0ffce3534

      SHA256

      ab0351bbd588d3f4d948abe76cad8ffef555721708de439045bf2d7c3bd4ed9a

      SHA512

      668ad97a09ad956c202ef99a34d8a9ba9c9e229f5dbb656da3d0156f4e11e8bcbf15786caf3a53ca2dcfb83a8f41cd4ad173c497dc64767d99d8c8aba268c78b

    • memory/4268-266-0x0000015C19B30000-0x0000015C19C30000-memory.dmp

      Filesize

      1024KB

    • memory/4268-309-0x0000015C1C900000-0x0000015C1CA00000-memory.dmp

      Filesize

      1024KB

    • memory/4268-68-0x0000015C02130000-0x0000015C02132000-memory.dmp

      Filesize

      8KB

    • memory/4268-72-0x0000015C021A0000-0x0000015C021A2000-memory.dmp

      Filesize

      8KB

    • memory/4268-74-0x0000015C021C0000-0x0000015C021C2000-memory.dmp

      Filesize

      8KB

    • memory/4268-241-0x0000015C15500000-0x0000015C15600000-memory.dmp

      Filesize

      1024KB

    • memory/4268-259-0x0000015C16D80000-0x0000015C16E80000-memory.dmp

      Filesize

      1024KB

    • memory/4268-326-0x0000015C164B0000-0x0000015C164B2000-memory.dmp

      Filesize

      8KB

    • memory/4268-323-0x0000015C1E690000-0x0000015C1E790000-memory.dmp

      Filesize

      1024KB

    • memory/4268-277-0x0000015C19D30000-0x0000015C19E30000-memory.dmp

      Filesize

      1024KB

    • memory/4268-288-0x0000015C19C30000-0x0000015C19D30000-memory.dmp

      Filesize

      1024KB

    • memory/4268-322-0x0000015C1ED90000-0x0000015C1EE90000-memory.dmp

      Filesize

      1024KB

    • memory/4984-35-0x0000025C79790000-0x0000025C79792000-memory.dmp

      Filesize

      8KB

    • memory/4984-0-0x0000025C7A420000-0x0000025C7A430000-memory.dmp

      Filesize

      64KB

    • memory/4984-366-0x0000025C01A70000-0x0000025C01A72000-memory.dmp

      Filesize

      8KB

    • memory/4984-369-0x0000025C01A70000-0x0000025C01A71000-memory.dmp

      Filesize

      4KB

    • memory/4984-373-0x0000025C79730000-0x0000025C79731000-memory.dmp

      Filesize

      4KB

    • memory/4984-16-0x0000025C7A620000-0x0000025C7A630000-memory.dmp

      Filesize

      64KB