Analysis
- user interaction
yes - max time kernel
900s - max time network
906s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
04/11/2026, 17:14
General
- Target VolcanoInstaller.exe
- Size 79.0MB
- Sample261104-vr8jmayt3n
- SHA256 ad9980f7ee976fc67a044b0288127c1033b70526a804ee629fbcbcc5f805a62e
Malware Config
Signatures
- Modifies Windows Defender notification settings 3 TTPs 2 IoCs
- Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs
- Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
- Modifies Windows Firewall 2 TTPs 3 IoCs
- Checks BIOS information in registry 2 TTPs 4 IoCs
BIOS information is often read in order to detect sandboxing environments.
- Executes dropped EXE 3 IoCs
- Loads dropped DLL 1 IoCs
- Checks whether UAC is enabled 1 TTPs 2 IoCs
- Enumerates connected drives 3 TTPs 2 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
- Network Share Discovery 1 TTPs
Attempt to gather information on host network.
- Suspicious use of NtSetInformationThreadHideFromDebugger 1 TTPs 31 IoCs
- Drops file in Windows directory 64 IoCs
- 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.
- Reads the TCP/IP host and domain name from the registry 1 TTPs 6 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
- Checks SCSI registry key(s) 3 TTPs 62 IoCs
SCSI information is often read in order to detect sandboxing environments.
- Enumerates system info in registry 2 TTPs 3 IoCs
- Kills process with taskkill 2 IoCs
- Modifies Internet Explorer settings 1 TTPs 1 IoCs
- Modifies registry class 38 IoCs
- Suspicious behavior: EnumeratesProcesses 7 IoCs
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
- Suspicious use of AdjustPrivilegeToken 55 IoCs
- Suspicious use of FindShellTrayWindow 54 IoCs
- Suspicious use of SendNotifyMessage 43 IoCs
- Suspicious use of SetWindowsHookEx 4 IoCs
- Suspicious use of WriteProcessMemory 62 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.
- Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
- Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
- cURL User-Agent 1 IoCs
Uses User-Agent string associated with cURL utility.
Processes
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C:\Users\Admin\AppData\Local\Temp\VolcanoInstaller.exe"C:\Users\Admin\AppData\Local\Temp\VolcanoInstaller.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\360cef320c560677\MoUsoCoreWorker.exe"C:\Users\Admin\AppData\Local\360cef320c560677\MoUsoCoreWorker.exe"2⤵
- Modifies Windows Defender notification settings
- Executes dropped EXE
- Reads the TCP/IP host and domain name from the registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SYSTEM32\taskkill.exe"taskkill.exe" /IM SecurityHealthSystray.exe /F3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SYSTEM32\taskkill.exe"taskkill.exe" /IM SecurityHealthHost.exe /F3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SYSTEM32\netsh.exe"netsh.exe" advfirewall set allprofiles state off3⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
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C:\Windows\SYSTEM32\netsh.exe"netsh.exe" advfirewall firewall add rule name="MoUsoCoreWorker Service" dir=out action=allow program="C:\Users\Admin\AppData\Local\360cef320c560677\MoUsoCoreWorker.exe" enable=yes3⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
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C:\Windows\SYSTEM32\netsh.exe"netsh.exe" advfirewall firewall add rule name="MoUsoCoreWorker Service" dir=in action=allow program="C:\Users\Admin\AppData\Local\360cef320c560677\MoUsoCoreWorker.exe" enable=yes3⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
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C:\Windows\SYSTEM32\netsh.exe"netsh.exe" winhttp show proxy3⤵
- Event Triggered Execution: Netsh Helper DLL
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C:\Users\Admin\AppData\Local\360cef320c560677\VolcanoInstaller.exe"C:\Users\Admin\AppData\Local\360cef320c560677\VolcanoInstaller.exe"2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Reads the TCP/IP host and domain name from the registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\360cef320c560677\VolcanoUI.exe"C:\Users\Admin\AppData\Local\360cef320c560677\VolcanoUI.exe"3⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Reads the TCP/IP host and domain name from the registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe"C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --embedded-browser-webview=1 --webview-exe-name=VolcanoUI.exe --user-data-dir="C:\Users\Admin\AppData\Local\360cef320c560677\bin\BrowserData\EBWebView" --noerrdialogs --embedded-browser-webview-dpi-awareness=2 --enable-features=MojoIpcz --mojo-named-platform-channel-pipe=4560.5908.12248223820408762118 /pfhostedapp:c1747c3366018f80235599a88a72b23ea02aeb6d4⤵
- Drops file in Windows directory
- Enumerates system info in registry
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of WriteProcessMemory
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C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe"C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=crashpad-handler --user-data-dir=C:\Users\Admin\AppData\Local\360cef320c560677\bin\BrowserData\EBWebView /prefetch:4 /pfhostedapp:c1747c3366018f80235599a88a72b23ea02aeb6d --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\360cef320c560677\bin\BrowserData\EBWebView\Crashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=122.0.6261.139 "--annotation=exe=C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --annotation=plat=Win64 "--annotation=prod=Edge WebView2" --annotation=ver=122.0.2365.106 --initial-client-data=0x184,0x188,0x18c,0x160,0x194,0x7ffd9a2d5fd8,0x7ffd9a2d5fe4,0x7ffd9a2d5ff05⤵
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C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe"C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=gpu-process --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\360cef320c560677\bin\BrowserData\EBWebView" --webview-exe-name=VolcanoUI.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=1888 --field-trial-handle=1892,i,13808114294810866166,16885365975633641972,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:2 /pfhostedapp:c1747c3366018f80235599a88a72b23ea02aeb6d5⤵
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C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe"C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\360cef320c560677\bin\BrowserData\EBWebView" --webview-exe-name=VolcanoUI.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --mojo-platform-channel-handle=2200 --field-trial-handle=1892,i,13808114294810866166,16885365975633641972,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:3 /pfhostedapp:c1747c3366018f80235599a88a72b23ea02aeb6d5⤵
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C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe"C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\360cef320c560677\bin\BrowserData\EBWebView" --webview-exe-name=VolcanoUI.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --mojo-platform-channel-handle=2428 --field-trial-handle=1892,i,13808114294810866166,16885365975633641972,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:8 /pfhostedapp:c1747c3366018f80235599a88a72b23ea02aeb6d5⤵
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C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe"C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=renderer --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\360cef320c560677\bin\BrowserData\EBWebView" --webview-exe-name=VolcanoUI.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --js-flags="--harmony-weak-refs-with-cleanup-some --expose-gc --ms-user-locale=" --mojo-platform-channel-handle=3384 --field-trial-handle=1892,i,13808114294810866166,16885365975633641972,262144 --enable-features=MojoIpcz --variations-seed-version /pfhostedapp:c1747c3366018f80235599a88a72b23ea02aeb6d /prefetch:15⤵
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C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe"C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\360cef320c560677\bin\BrowserData\EBWebView" --webview-exe-name=VolcanoUI.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --mojo-platform-channel-handle=4472 --field-trial-handle=1892,i,13808114294810866166,16885365975633641972,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:8 /pfhostedapp:c1747c3366018f80235599a88a72b23ea02aeb6d5⤵
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C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe"C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=gpu-process --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=5140 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.26100.1301 --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\360cef320c560677\bin\BrowserData\EBWebView" --webview-exe-name=VolcanoUI.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --gpu-preferences=WAAAAAAAAADoAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAABEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=4668 --field-trial-handle=1892,i,13808114294810866166,16885365975633641972,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:8 /pfhostedapp:c1747c3366018f80235599a88a72b23ea02aeb6d5⤵
- Suspicious behavior: EnumeratesProcesses
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C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe"C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\360cef320c560677\bin\BrowserData\EBWebView" --webview-exe-name=VolcanoUI.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --mojo-platform-channel-handle=4416 --field-trial-handle=1892,i,13808114294810866166,16885365975633641972,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:8 /pfhostedapp:c1747c3366018f80235599a88a72b23ea02aeb6d5⤵
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C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe"C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\360cef320c560677\bin\BrowserData\EBWebView" --webview-exe-name=VolcanoUI.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --mojo-platform-channel-handle=4468 --field-trial-handle=1892,i,13808114294810866166,16885365975633641972,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:8 /pfhostedapp:c1747c3366018f80235599a88a72b23ea02aeb6d5⤵
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C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe"C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\360cef320c560677\bin\BrowserData\EBWebView" --webview-exe-name=VolcanoUI.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --mojo-platform-channel-handle=4644 --field-trial-handle=1892,i,13808114294810866166,16885365975633641972,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:8 /pfhostedapp:c1747c3366018f80235599a88a72b23ea02aeb6d5⤵
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C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe"C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\360cef320c560677\bin\BrowserData\EBWebView" --webview-exe-name=VolcanoUI.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --mojo-platform-channel-handle=4384 --field-trial-handle=1892,i,13808114294810866166,16885365975633641972,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:8 /pfhostedapp:c1747c3366018f80235599a88a72b23ea02aeb6d5⤵
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C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe"C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\360cef320c560677\bin\BrowserData\EBWebView" --webview-exe-name=VolcanoUI.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --mojo-platform-channel-handle=1844 --field-trial-handle=1892,i,13808114294810866166,16885365975633641972,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:8 /pfhostedapp:c1747c3366018f80235599a88a72b23ea02aeb6d5⤵
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C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe"C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\360cef320c560677\bin\BrowserData\EBWebView" --webview-exe-name=VolcanoUI.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --mojo-platform-channel-handle=1032 --field-trial-handle=1892,i,13808114294810866166,16885365975633641972,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:8 /pfhostedapp:c1747c3366018f80235599a88a72b23ea02aeb6d5⤵
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C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe"C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\360cef320c560677\bin\BrowserData\EBWebView" --webview-exe-name=VolcanoUI.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --mojo-platform-channel-handle=4724 --field-trial-handle=1892,i,13808114294810866166,16885365975633641972,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:8 /pfhostedapp:c1747c3366018f80235599a88a72b23ea02aeb6d5⤵
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C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe"C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\360cef320c560677\bin\BrowserData\EBWebView" --webview-exe-name=VolcanoUI.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --mojo-platform-channel-handle=4788 --field-trial-handle=1892,i,13808114294810866166,16885365975633641972,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:8 /pfhostedapp:c1747c3366018f80235599a88a72b23ea02aeb6d5⤵
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C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe"C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\360cef320c560677\bin\BrowserData\EBWebView" --webview-exe-name=VolcanoUI.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --mojo-platform-channel-handle=4816 --field-trial-handle=1892,i,13808114294810866166,16885365975633641972,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:8 /pfhostedapp:c1747c3366018f80235599a88a72b23ea02aeb6d5⤵
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C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe"C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\360cef320c560677\bin\BrowserData\EBWebView" --webview-exe-name=VolcanoUI.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --mojo-platform-channel-handle=4788 --field-trial-handle=1892,i,13808114294810866166,16885365975633641972,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:8 /pfhostedapp:c1747c3366018f80235599a88a72b23ea02aeb6d5⤵
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C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe"C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\360cef320c560677\bin\BrowserData\EBWebView" --webview-exe-name=VolcanoUI.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --mojo-platform-channel-handle=4732 --field-trial-handle=1892,i,13808114294810866166,16885365975633641972,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:8 /pfhostedapp:c1747c3366018f80235599a88a72b23ea02aeb6d5⤵
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C:\Windows\system32\sihost.exesihost.exe1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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C:\Windows\explorer.exeexplorer.exe /LOADSAVEDWINDOWS2⤵
- Boot or Logon Autostart Execution: Active Setup
- Enumerates connected drives
- Checks SCSI registry key(s)
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
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C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
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C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵
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C:\Windows\System32\SecurityHealthHost.exe\\?\C:\Windows\System32\SecurityHealthHost.exe {08728914-3F57-4D52-9E31-49DAECA5A80A} -Embedding1⤵
Network
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Active Setup
1Create or Modify System Process
2Windows Service
2Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Active Setup
1Create or Modify System Process
2Windows Service
2Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Debugger Evasion
1Impair Defenses
2Disable or Modify System Firewall
1Disable or Modify Tools
1Modify Registry
3Virtualization/Sandbox Evasion
1Replay Monitor
Loading Replay Monitor...
Downloads
VolcanoInstaller.exe
VolcanoUI.exe
WebView2Loader.dll
0ad4e308-48fb-4332-8f0b-82ef5624395b.tmp
58e1b476-2e5d-4b87-b9b5-dc9e7efac3e1.tmp
settings.dat
settings.dat
throttle_store.dat
9945af69-42a2-4710-9874-7e11cf912312.tmp
temp-index
the-real-index
09a543b6-2232-4141-9039-c91f7134951b.tmp
Network Persistent State
SCT Auditing Pending Reports
CURRENT
MANIFEST-000001
f2f11d8b-6821-41a2-86fe-1847f43bca59.tmp
data_0
data_1
data_2
data_3
Local State
d1dcab97-6eed-4df5-b70e-197e9aaaef85.tmp
version.txt
prep_Activatable Class_Hermes_perf.cache
manifest.json
hyph-as.hyb
hyph-hi.hyb
hyph-nb.hyb
manifest.json
manifest.json
manifest.json
manifest.json
manifest.json
manifest.json
Other
manifest.json
manifest.json
manifest.json
manifest.json
manifest.json
memory/568-446-0x000001720CF70000-0x000001720CF9F000-memory.dmp
memory/1212-606-0x0000023E3CE70000-0x0000023E3CE9F000-memory.dmp
memory/1692-71-0x00007FFDB8EC0000-0x00007FFDB8EC1000-memory.dmp
memory/1692-244-0x00000201DA6F0000-0x00000201DA71A000-memory.dmp
memory/2248-477-0x0000023963FB0000-0x0000023963FDF000-memory.dmp
memory/2748-509-0x0000024BC3EB0000-0x0000024BC3EDF000-memory.dmp
memory/2908-353-0x000001D1A7410000-0x000001D1A7411000-memory.dmp
memory/2908-354-0x000001D1A7410000-0x000001D1A7411000-memory.dmp
memory/2908-355-0x000001D1A7410000-0x000001D1A7411000-memory.dmp
memory/2908-356-0x000001D1A7410000-0x000001D1A7411000-memory.dmp
memory/2908-349-0x000001D1A7410000-0x000001D1A7411000-memory.dmp
memory/2908-357-0x000001D1A7410000-0x000001D1A7411000-memory.dmp
memory/2908-358-0x000001D1A7410000-0x000001D1A7411000-memory.dmp
memory/2908-347-0x000001D1A7410000-0x000001D1A7411000-memory.dmp
memory/3364-315-0x00007FFDB8EF0000-0x00007FFDB8EF1000-memory.dmp
memory/3364-332-0x00000247A3730000-0x00000247A375F000-memory.dmp
memory/3364-314-0x00007FFDBA110000-0x00007FFDBA111000-memory.dmp
memory/3936-29-0x0000000140000000-0x0000000140A03000-memory.dmp
memory/3936-10-0x0000000140000000-0x0000000140A03000-memory.dmp
memory/3936-11-0x0000000140000000-0x0000000140A03000-memory.dmp
memory/3936-12-0x0000000140000000-0x0000000140A03000-memory.dmp
memory/3936-13-0x0000000140000000-0x0000000140A03000-memory.dmp
memory/3936-14-0x0000000140000000-0x0000000140A03000-memory.dmp
memory/3936-25-0x0000000140000000-0x0000000140A03000-memory.dmp
memory/4296-410-0x000002A58FC80000-0x000002A58FCAF000-memory.dmp
memory/4560-223-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-494-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-270-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-429-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-431-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-433-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-435-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-260-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-258-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-448-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-458-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-460-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-462-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-248-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-280-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-478-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-488-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-490-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-492-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-411-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-55-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-510-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-520-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-522-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-524-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-526-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-528-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-42-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-38-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-37-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-36-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-35-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-282-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-309-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-312-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-342-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-344-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-346-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4560-34-0x0000000140000000-0x0000000142FF1000-memory.dmp
memory/4968-134-0x00007FFDB8EC0000-0x00007FFDB8EC1000-memory.dmp