Analysis

  • max time kernel
    149s
  • max time network
    116s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    11/07/2026, 00:57

General

  • Target
    x32ae3654fe6bba017545b9730d9f09d04093ecf1e11e3fbdb1b99d9c713310ef.exe
  • Size 1.7MB
  • Sample260711-ba1mxact8y
  • SHA256 32ae3654fe6bba017545b9730d9f09d04093ecf1e11e3fbdb1b99d9c713310ef
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: DcRat 26 IoCs

    DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Process spawned unexpected child process 25 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • UAC bypass 3 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • SmartAssembly .NET packer 5 IoCs

    Detects SmartAssembly .NET packer.

  • Drops file in Program Files directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 25 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • System policy modification 1 TTPs 3 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\x32ae3654fe6bba017545b9730d9f09d04093ecf1e11e3fbdb1b99d9c713310ef.exe
    "C:\Users\Admin\AppData\Local\Temp\x32ae3654fe6bba017545b9730d9f09d04093ecf1e11e3fbdb1b99d9c713310ef.exe"
    1⤵
    • Family: DcRat
    • Modifies WinLogon for persistence
    • UAC bypass
    • Adds Run key to start application
    • Checks whether UAC is enabled
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • System policy modification
    PID:4780
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "SecurityHealthServiceS" /sc MINUTE /mo 14 /tr "'C:\Users\Admin\Favorites\Links\SecurityHealthService.exe'" /f
    1⤵
    • Family: DcRat
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:5100
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "SecurityHealthService" /sc ONLOGON /tr "'C:\Users\Admin\Favorites\Links\SecurityHealthService.exe'" /rl HIGHEST /f
    1⤵
    • Family: DcRat
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:6024
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "SecurityHealthServiceS" /sc MINUTE /mo 6 /tr "'C:\Users\Admin\Favorites\Links\SecurityHealthService.exe'" /rl HIGHEST /f
    1⤵
    • Family: DcRat
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:4148
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "servicess" /sc MINUTE /mo 14 /tr "'C:\Program Files\Windows Media Player\Visualizations\services.exe'" /f
    1⤵
    • Family: DcRat
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:4960
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "services" /sc ONLOGON /tr "'C:\Program Files\Windows Media Player\Visualizations\services.exe'" /rl HIGHEST /f
    1⤵
    • Family: DcRat
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:1268
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "servicess" /sc MINUTE /mo 9 /tr "'C:\Program Files\Windows Media Player\Visualizations\services.exe'" /rl HIGHEST /f
    1⤵
    • Family: DcRat
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:3252
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "sppsvcs" /sc MINUTE /mo 13 /tr "'C:\Recovery\WindowsRE\sppsvc.exe'" /f
    1⤵
    • Family: DcRat
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:4680
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "sppsvc" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\sppsvc.exe'" /rl HIGHEST /f
    1⤵
    • Family: DcRat
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:5340
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "sppsvcs" /sc MINUTE /mo 11 /tr "'C:\Recovery\WindowsRE\sppsvc.exe'" /rl HIGHEST /f
    1⤵
    • Family: DcRat
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:1172
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "SecurityHealthSystrayS" /sc MINUTE /mo 5 /tr "'C:\Program Files (x86)\Windows Photo Viewer\it-IT\SecurityHealthSystray.exe'" /f
    1⤵
    • Family: DcRat
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:4396
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "SecurityHealthSystray" /sc ONLOGON /tr "'C:\Program Files (x86)\Windows Photo Viewer\it-IT\SecurityHealthSystray.exe'" /rl HIGHEST /f
    1⤵
    • Family: DcRat
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:4184
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "SecurityHealthSystrayS" /sc MINUTE /mo 14 /tr "'C:\Program Files (x86)\Windows Photo Viewer\it-IT\SecurityHealthSystray.exe'" /rl HIGHEST /f
    1⤵
    • Family: DcRat
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:1584
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "sppsvcs" /sc MINUTE /mo 5 /tr "'C:\Program Files\Uninstall Information\sppsvc.exe'" /f
    1⤵
    • Family: DcRat
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:2400
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "sppsvc" /sc ONLOGON /tr "'C:\Program Files\Uninstall Information\sppsvc.exe'" /rl HIGHEST /f
    1⤵
    • Family: DcRat
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:5964
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "sppsvcs" /sc MINUTE /mo 5 /tr "'C:\Program Files\Uninstall Information\sppsvc.exe'" /rl HIGHEST /f
    1⤵
    • Family: DcRat
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:2096
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "dwmd" /sc MINUTE /mo 12 /tr "'C:\Windows.old\dwm.exe'" /f
    1⤵
    • Family: DcRat
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:608
  • C:\Program Files\Windows Media Player\Visualizations\services.exe
    "C:\Program Files\Windows Media Player\Visualizations\services.exe"
    1⤵
      PID:1044
    • C:\Program Files (x86)\Windows Photo Viewer\it-IT\SecurityHealthSystray.exe
      "C:\Program Files (x86)\Windows Photo Viewer\it-IT\SecurityHealthSystray.exe"
      1⤵
        PID:4312
      • C:\Users\Admin\Favorites\Links\SecurityHealthService.exe
        "C:\Users\Admin\Favorites\Links\SecurityHealthService.exe"
        1⤵
          PID:1012
        • C:\Windows\system32\schtasks.exe
          schtasks.exe /create /tn "dwm" /sc ONLOGON /tr "'C:\Windows.old\dwm.exe'" /rl HIGHEST /f
          1⤵
          • Family: DcRat
          • Process spawned unexpected child process
          • Scheduled Task/Job: Scheduled Task
          PID:2628
        • C:\Recovery\WindowsRE\sppsvc.exe
          "C:\Recovery\WindowsRE\sppsvc.exe"
          1⤵
            PID:6032
          • C:\Windows\system32\schtasks.exe
            schtasks.exe /create /tn "dwmd" /sc MINUTE /mo 13 /tr "'C:\Windows.old\dwm.exe'" /rl HIGHEST /f
            1⤵
            • Family: DcRat
            • Process spawned unexpected child process
            • Scheduled Task/Job: Scheduled Task
            PID:6304
          • C:\Windows\system32\schtasks.exe
            schtasks.exe /create /tn "RegistryR" /sc MINUTE /mo 13 /tr "'C:\Windows\SKB\LanguageModels\Registry.exe'" /f
            1⤵
            • Family: DcRat
            • Process spawned unexpected child process
            • Scheduled Task/Job: Scheduled Task
            PID:2444
          • C:\Windows\system32\schtasks.exe
            schtasks.exe /create /tn "Registry" /sc ONLOGON /tr "'C:\Windows\SKB\LanguageModels\Registry.exe'" /rl HIGHEST /f
            1⤵
            • Family: DcRat
            • Process spawned unexpected child process
            • Scheduled Task/Job: Scheduled Task
            PID:8024
          • C:\Windows\system32\schtasks.exe
            schtasks.exe /create /tn "RegistryR" /sc MINUTE /mo 8 /tr "'C:\Windows\SKB\LanguageModels\Registry.exe'" /rl HIGHEST /f
            1⤵
            • Family: DcRat
            • Process spawned unexpected child process
            • Scheduled Task/Job: Scheduled Task
            PID:3960
          • C:\Windows.old\dwm.exe
            "C:\Windows.old\dwm.exe"
            1⤵
              PID:8556
            • C:\Program Files\Uninstall Information\sppsvc.exe
              "C:\Program Files\Uninstall Information\sppsvc.exe"
              1⤵
                PID:10192
              • C:\Windows\system32\schtasks.exe
                schtasks.exe /create /tn "RegistryR" /sc MINUTE /mo 11 /tr "'C:\Windows.old\Registry.exe'" /f
                1⤵
                • Family: DcRat
                • Process spawned unexpected child process
                • Scheduled Task/Job: Scheduled Task
                PID:7972
              • C:\Windows\system32\schtasks.exe
                schtasks.exe /create /tn "Registry" /sc ONLOGON /tr "'C:\Windows.old\Registry.exe'" /rl HIGHEST /f
                1⤵
                • Family: DcRat
                • Process spawned unexpected child process
                • Scheduled Task/Job: Scheduled Task
                PID:9556
              • C:\Windows\system32\schtasks.exe
                schtasks.exe /create /tn "RegistryR" /sc MINUTE /mo 6 /tr "'C:\Windows.old\Registry.exe'" /rl HIGHEST /f
                1⤵
                • Family: DcRat
                • Process spawned unexpected child process
                • Scheduled Task/Job: Scheduled Task
                PID:8928
              • C:\Windows\system32\schtasks.exe
                schtasks.exe /create /tn "spoolsvs" /sc MINUTE /mo 7 /tr "'C:\Users\Public\Documents\spoolsv.exe'" /f
                1⤵
                • Family: DcRat
                • Process spawned unexpected child process
                • Scheduled Task/Job: Scheduled Task
                PID:7052

              Network

                    MITRE ATT&CK Enterprise v16

                    Replay Monitor

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                    Downloads

                    services.exe

                    • Path C:\Program Files\Windows Media Player\Visualizations\services.exe
                    • Size 1.7MB
                    • SHA256 32ae3654fe6bba017545b9730d9f09d04093ecf1e11e3fbdb1b99d9c713310ef
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    memory/4780-0-0x0000000074212000-0x0000000074213000-memory.dmp

                    memory/4780-1-0x0000000005610000-0x000000000588C000-memory.dmp

                    memory/4780-2-0x0000000074200000-0x00000000749BC000-memory.dmp

                    memory/4780-4-0x0000000005380000-0x00000000055FA000-memory.dmp

                    memory/4780-3-0x0000000005890000-0x0000000005E4A000-memory.dmp

                    memory/4780-5-0x0000000074200000-0x00000000749BC000-memory.dmp

                    memory/4780-6-0x0000000074200000-0x00000000749BC000-memory.dmp

                    memory/4780-27-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-62-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-72-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-132-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-130-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-128-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-126-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-124-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-122-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-120-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-118-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-116-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-114-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-112-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-111-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-108-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-106-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-102-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-104-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-100-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-98-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-96-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-94-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-92-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-90-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-88-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-86-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-84-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-78-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-76-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-74-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-70-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-68-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-66-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-64-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-58-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-56-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-81-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-82-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-61-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-54-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-52-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-50-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-48-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-46-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-44-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-42-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-40-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-38-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-36-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-34-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-32-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-30-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-24-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-21-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-19-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-14-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-12-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-10-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-8-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-28-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-22-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-16-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-7-0x0000000005380000-0x00000000055F4000-memory.dmp

                    memory/4780-2594-0x0000000074212000-0x0000000074213000-memory.dmp

                    memory/4780-2595-0x0000000074200000-0x00000000749BC000-memory.dmp

                    memory/4780-2982-0x0000000074200000-0x00000000749BC000-memory.dmp

                    memory/4780-5230-0x0000000074200000-0x00000000749BC000-memory.dmp

                    memory/4780-5231-0x0000000004CB0000-0x0000000004CCC000-memory.dmp

                    memory/4780-5232-0x0000000004CE0000-0x0000000004D30000-memory.dmp

                    memory/4780-5233-0x0000000004D40000-0x0000000004D48000-memory.dmp

                    memory/4780-5234-0x00000000064A0000-0x00000000064B0000-memory.dmp

                    memory/4780-5235-0x0000000006560000-0x0000000006576000-memory.dmp

                    memory/4780-5236-0x00000000064E0000-0x00000000064E8000-memory.dmp

                    memory/4780-5237-0x0000000006580000-0x0000000006590000-memory.dmp

                    memory/4780-5238-0x00000000069B0000-0x00000000069BA000-memory.dmp

                    memory/4780-5239-0x00000000069D0000-0x00000000069DC000-memory.dmp

                    memory/4780-5240-0x00000000069E0000-0x00000000069F2000-memory.dmp

                    memory/4780-5241-0x0000000006AF0000-0x000000000701C000-memory.dmp

                    memory/4780-5242-0x0000000006A70000-0x0000000006A7C000-memory.dmp

                    memory/4780-5243-0x0000000006A80000-0x0000000006A8C000-memory.dmp

                    memory/4780-5246-0x00000000073A0000-0x00000000073AC000-memory.dmp

                    memory/4780-5245-0x0000000006AD0000-0x0000000006AD8000-memory.dmp

                    memory/4780-5244-0x0000000006AC0000-0x0000000006ACA000-memory.dmp

                    memory/4780-5248-0x0000000007470000-0x000000000747C000-memory.dmp

                    memory/4780-5247-0x00000000073B0000-0x0000000007442000-memory.dmp

                    memory/4780-5249-0x0000000074200000-0x00000000749BC000-memory.dmp

                    memory/4780-5251-0x00000000074B0000-0x0000000007516000-memory.dmp

                    memory/4780-8611-0x0000000074200000-0x00000000749BC000-memory.dmp

                    memory/4780-9676-0x0000000074200000-0x00000000749BC000-memory.dmp