Analysis
- max time kernel
84s - max time network
94s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
05/08/2026, 14:08
Errors
Reason
Machine shutdown
General
- Target YT3VM.exe
- Size 586KB
- Sample260805-rfwtxahn2z
- SHA256 afee76a441618314d4f0701ac50f4c750c9b76e8aa77b28c3602850f97a00b5b
Score
10/10
Malware Config
Signatures
- Modifies WinLogon for persistence 2 TTPs 1 IoCs
- Modifies Windows Defender DisableAntiSpyware settings 3 TTPs 1 IoCs
- Modifies Windows Defender TamperProtection settings 3 TTPs 1 IoCs
- UAC bypass 3 TTPs 1 IoCs
- Renames multiple (147) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
- Drops file in Drivers directory 1 IoCs
- Event Triggered Execution: Image File Execution Options Injection 1 TTPs 9 IoCs
- Modifies Windows Firewall 2 TTPs 2 IoCs
- Outbound SSH connection to private host 3 TTPs 2 IoCs
SSH is used for remote access. Internal traffic may indicate local host discovery or lateral movement.
- Creates a file in the Startup directory 1 TTPs 5 IoCs
A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.
- Creates new service(s) 2 TTPs
- Executes dropped EXE 1 IoCs
- Outbound SSH connection to public host 2 TTPs 1 IoCs
SSH is used for remote access. This may indicate SSH host discovery, encrypted C2 traffic, or data exfiltration.
- Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Windows security modification 2 TTPs 2 IoCs
- Adds Run key to start application 2 TTPs 6 IoCs
- Checks whether UAC is enabled 1 TTPs 2 IoCs
- Drops desktop.ini file(s) 2 IoCs
- Enumerates connected drives 3 TTPs 5 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
- Indicator Removal: Clear Persistence 1 TTPs 3 IoCs
remove IFEO.
- Looks up external IP address via web service 1 TTPs 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
- Drops file in System32 directory 6 IoCs
- Drops file in Program Files directory 4 IoCs
- Drops file in Windows directory 4 IoCs
- Launches sc.exe 2 IoCs
Sc.exe is a Windows utlilty to control services on the system.
- Browser Information Discovery 1 TTPs
Enumerate browser information.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Event Triggered Execution: Netsh Helper DLL 1 TTPs 12 IoCs
Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.
- Executes a command shell one-liner 1 TTPs 21 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
- System Location Discovery: System Language Discovery 1 TTPs 29 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- System Network Configuration Discovery: Wi-Fi Discovery 1 TTPs 2 IoCs
Adversaries may search for information about Wi-Fi networks, such as network names and passwords, on compromised systems.
- Enumerates system info in registry 2 TTPs 1 IoCs
- Gathers network information 2 TTPs 4 IoCs
Uses commandline utility to view network configuration.
- Modifies data under HKEY_USERS 8 IoCs
- Modifies registry class 4 IoCs
- Runs net.exe
- Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious behavior: LoadsDriver 38 IoCs
- Suspicious use of AdjustPrivilegeToken 26 IoCs
- Suspicious use of WriteProcessMemory 64 IoCs
- System policy modification 1 TTPs 1 IoCs
Processes
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C:\Windows\system32\winlogon.exewinlogon.exe1⤵
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C:\Windows\system32\dwm.exe"dwm.exe"2⤵
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C:\Windows\system32\LogonUI.exe"LogonUI.exe" /flags:0x4 /state0:0xa39c8855 /state1:0x41c64e6d2⤵
- Modifies data under HKEY_USERS
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k DcomLaunch -p1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k RPCSS -p1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k DcomLaunch -p -s LSM1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k NetworkService -p1⤵
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s lmhosts1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s TimeBrokerSvc1⤵
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s NcbService1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNoNetwork -p1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s nsi1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s DisplayEnhancementService1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s Schedule1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k UserProfileService -p -s ProfSvc1⤵
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k netprofm -p -s netprofm1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s DispBrokerDesktopSvc1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s UserManager1⤵
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s EventLog1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s EventSystem1⤵
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k netsvcs -p -s Themes1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k NetworkService -p1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s SENS1⤵
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s AudioEndpointBuilder1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Dhcp1⤵
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p1⤵
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TextInputManagementService1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s WinHttpAutoProxySvc1⤵
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -p -s DusmSvc1⤵
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted -s RmSvc1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k appmodel -p -s StateRepository1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted -p -s Wcmsvc1⤵
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k netsvcs -p -s ShellHWDetection1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNoNetworkFirewall -p1⤵
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k NetworkService -p -s LanmanWorkstation1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s webthreatdefusersvc1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s IKEEXT1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s LanmanServer1⤵
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s TrkWks1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s Winmgmt1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s WpnService1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s Appinfo1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k UdkSvcGroup -s UdkUserSvc1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k osprivacy -p -s camsvc1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k WebThreatDefense -p -s webthreatdefsvc1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k DcomLaunch -p -s DeviceInstall1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s CDPSvc1⤵
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s StorSvc1⤵
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager1⤵
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C:\Windows\explorer.exeexplorer.exe /LOADSAVEDWINDOWS1⤵
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C:\Users\Admin\AppData\Local\Temp\YT3VM.exe"C:\Users\Admin\AppData\Local\Temp\YT3VM.exe"2⤵
- Modifies WinLogon for persistence
- UAC bypass
- Checks whether UAC is enabled
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
- System policy modification
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C:\Windows\files\bootup.exe"C:\Windows\files\bootup.exe"3⤵
- Modifies Windows Defender DisableAntiSpyware settings
- Modifies Windows Defender TamperProtection settings
- Drops file in Drivers directory
- Event Triggered Execution: Image File Execution Options Injection
- Outbound SSH connection to private host
- Creates a file in the Startup directory
- Executes dropped EXE
- Outbound SSH connection to public host
- Windows security modification
- Adds Run key to start application
- Drops desktop.ini file(s)
- Indicator Removal: Clear Persistence
- Writes to the Master Boot Record (MBR)
- Drops file in System32 directory
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\ipconfig.exe"ipconfig" /all4⤵
- System Location Discovery: System Language Discovery
- Gathers network information
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C:\Windows\SysWOW64\ipconfig.exe"ipconfig" /all4⤵
- System Location Discovery: System Language Discovery
- Gathers network information
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C:\Windows\SysWOW64\ipconfig.exe"ipconfig" /all4⤵
- System Location Discovery: System Language Discovery
- Gathers network information
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C:\Windows\SysWOW64\netsh.exe"netsh" wlan show profiles4⤵
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Wi-Fi Discovery
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /create /tn "Microsoft\Windows\Update\0b805de7-1b26-41fe-97e3-02aeab8bde27" /tr "C:\Windows\files\bootup.exe" /sc onlogon /ru System /f4⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
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C:\Windows\SysWOW64\netsh.exe"netsh" wlan show profiles4⤵
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Wi-Fi Discovery
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C:\Windows\SysWOW64\netsh.exe"C:\Windows\System32\netsh.exe" advfirewall firewall add rule name="WindowsUpdate" dir=out action=allow protocol=TCP4⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\net.exe"C:\Windows\System32\net.exe" stop sysmon /y4⤵
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop sysmon /y5⤵
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\ipconfig.exe"ipconfig" /all4⤵
- System Location Discovery: System Language Discovery
- Gathers network information
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create "WindowsSecurity" binPath= "C:\Windows\files\bootup.exe" start= auto4⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /create /tn "Microsoft\Windows\Update\8c33b2b4-3771-44fb-822d-c982599c1f4b" /tr "C:\Windows\files\bootup.exe" /sc onlogon /ru System /f4⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create "SystemUpdate" binPath= "C:\Windows\files\bootup.exe" start= auto4⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\netsh.exe"C:\Windows\System32\netsh.exe" advfirewall firewall add rule name="WindowsUpdate" dir=out action=allow protocol=TCP4⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c start /min4⤵
- Executes a command shell one-liner
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c start /min4⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c start /min4⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c start /min4⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c start /min4⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c start /min4⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\format.com"C:\Windows\System32\format.com" F:\ /Q /Y4⤵
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
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C:\Windows\SysWOW64\shutdown.exe"C:\Windows\System32\shutdown.exe" /s /f /t 04⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c start /min4⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c start /min4⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c start /min4⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c start /min4⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c start /min4⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c start /min4⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c start /min4⤵
- Executes a command shell one-liner
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c start /min4⤵
- Executes a command shell one-liner
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c start /min4⤵
- Executes a command shell one-liner
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c start /min4⤵
- Executes a command shell one-liner
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c start /min4⤵
- Executes a command shell one-liner
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c start /min4⤵
- Executes a command shell one-liner
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c start /min4⤵
- Executes a command shell one-liner
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c start /min4⤵
- Executes a command shell one-liner
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c start /min4⤵
- Executes a command shell one-liner
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s wlidsvc1⤵
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C:\Windows\system32\SecurityHealthService.exeC:\Windows\system32\SecurityHealthService.exe1⤵
- Modifies data under HKEY_USERS
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k CameraMonitor1⤵
Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1System Services
1Service Execution
1Persistence
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
2Winlogon Helper DLL
1Create or Modify System Process
4Windows Service
4Event Triggered Execution
2Image File Execution Options Injection
1Netsh Helper DLL
1Pre-OS Boot
1Bootkit
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
2Winlogon Helper DLL
1Create or Modify System Process
4Windows Service
4Event Triggered Execution
2Image File Execution Options Injection
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
5Disable or Modify System Firewall
1Disable or Modify Tools
4Indicator Removal
1Clear Persistence
1Modify Registry
7Pre-OS Boot
1Bootkit
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Discovery
Browser Information Discovery
1Network Service Discovery
2Peripheral Device Discovery
1Query Registry
2System Information Discovery
5System Location Discovery
1System Language Discovery
1System Network Configuration Discovery
2Internet Connection Discovery
1Wi-Fi Discovery
1Replay Monitor
Loading Replay Monitor...
Downloads
hosts
bootup.exe
stage.txt
memory/1672-9-0x0000000074F50000-0x000000007570C000-memory.dmp
memory/1672-22-0x0000000074F50000-0x000000007570C000-memory.dmp
memory/1672-179-0x0000000074F50000-0x000000007570C000-memory.dmp
memory/1672-177-0x000000000C760000-0x000000000C7C6000-memory.dmp
memory/1672-8-0x0000000074F50000-0x000000007570C000-memory.dmp
memory/1672-176-0x0000000074F50000-0x000000007570C000-memory.dmp
memory/1672-20-0x0000000074F50000-0x000000007570C000-memory.dmp
memory/1672-175-0x0000000074F50000-0x000000007570C000-memory.dmp
memory/1672-39-0x000000000B3B0000-0x000000000B3D2000-memory.dmp
memory/1672-174-0x0000000074F50000-0x000000007570C000-memory.dmp
memory/1836-1-0x0000000000AE0000-0x0000000000B78000-memory.dmp
memory/1836-5-0x0000000074F62000-0x0000000074F63000-memory.dmp
memory/1836-0-0x0000000074F62000-0x0000000074F63000-memory.dmp
memory/1836-2-0x0000000005520000-0x00000000055B2000-memory.dmp
memory/1836-3-0x0000000005B80000-0x000000000613A000-memory.dmp