Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

1.04.08a 50.00%
1.04.08a 16.67%
1.04.08a 16.67%
1.04.05b 16.67%

Relationships


PE structurePE file structure

Show functions
Import table
advapi32.dll
AdjustTokenPrivileges, InitializeSecurityDescriptor, SetSecurityDescriptorDacl, RegOpenKeyExA, RegCreateKeyExA, RegSetValueExA, RegQueryValueExA, RegCloseKey, OpenProcessToken, RegEnumValueA, LookupPrivilegeValueA, RegDeleteValueA, RegNotifyChangeKeyValue, GetUserNameA, RegCreateKeyA, RegEnumKeyExA, RegQueryInfoKeyA, RegDeleteKeyA, RegOpenKeyA
gdi32.dll
SetTextColor, StretchBlt, CreateBitmap, SetBkColor, DeleteObject, SelectObject, CreateCompatibleDC, DeleteDC
kernel32.dll
GlobalUnlock, GlobalLock, GetProcAddress, LoadLibraryA, InterlockedIncrement, InterlockedDecrement, GetLastError, CloseHandle, WaitForSingleObject, CreateEventA, GetVolumeInformationA, GetDriveTypeA, lstrcpynA, GetPrivateProfileIntA, GetTickCount, CreateMutexA, GetVersionExA, FindClose, FindNextFileA, DeleteFileA, FindFirstFileA, MultiByteToWideChar, MapViewOfFile, CreateFileMappingA, OpenFileMappingA, UnmapViewOfFile, GetCurrentProcess, IsBadCodePtr, SetSystemPowerState, lstrlenA, lstrcpyA, WritePrivateProfileStringA, FreeLibrary, GetProfileStringA, lstrcatA, CreateThread, SetEvent, WaitForMultipleObjects, GetLocalTime, GetPrivateProfileStringA, WriteFile, ReadFile, GetTempFileNameA, GetTempPathA, LocalAlloc, GetFileSize, CreateFileA, DeviceIoControl, GetModuleHandleA, GetStartupInfoA, GetCommandLineA, GetVersion, ExitProcess, HeapFree, HeapAlloc, TerminateProcess, UnhandledExceptionFilter, GetModuleFileNameA, FreeEnvironmentStringsA, FreeEnvironmentStringsW, WideCharToMultiByte, GetEnvironmentStrings, GetEnvironmentStringsW, SetHandleCount, GetStdHandle, GetFileType, GetEnvironmentVariableA, HeapDestroy, HeapCreate, VirtualFree, RtlUnwind, HeapReAlloc, HeapSize, VirtualAlloc, SetFilePointer, GetCPInfo, GetACP, FormatMessageA, GetStringTypeA, GetStringTypeW, SetStdHandle, LCMapStringA, LCMapStringW, FlushFileBuffers, LocalFree, lstrcmpiA, GetOEMCP, Sleep, SetEndOfFile
ole32.dll
ReleaseStgMedium, CoRegisterClassObject, CoInitialize, CoUninitialize, CoRevokeClassObject, CoGetMalloc, CoCreateInstance
shell32.dll
SHGetSpecialFolderLocation, SHGetPathFromIDListA, DragQueryFileA, SHGetMalloc, ShellExecuteA
tfswapi.dll
TfsGetFileSystemStatus, TfsCommand, TfsGetConfigString, TfsGetOpStatus, TfsPnpDevice, TfsCancelCallback, TfsInitInstance, TfsInitCallbacks1, TfsTermInstance, TfsGetDriveStatus2, TfsGetIniFileName, TfsGetDriveClientFolder, TfsStartAsyncOp, TfsFreeOpHandle, TfsGetUserNotificationCode, TfsCallOnUserNotification, TfsGetDriveCaps, TfsProcessEjectRequestNotify
tfswcres.dll
GetResourceHandle
user32.dll
SetForegroundWindow, ShowWindow, GetDlgItem, SetWindowTextA, LoadStringA, SetWindowLongA, IsDlgButtonChecked, EndDialog, EnableWindow, IsWindow, RegisterClipboardFormatA, PostMessageA, DestroyWindow, CreateWindowExA, RegisterClassA, FindWindowA, DefWindowProcA, PostQuitMessage, CharUpperA, SetCursor, LoadCursorA, DispatchMessageA, IsDialogMessageA, PeekMessageA, SetWindowPos, SetActiveWindow, CreateDialogParamA, GetActiveWindow, BroadcastSystemMessage, MessageBoxA, ExitWindowsEx, GetWindowTextA, wsprintfA, GetWindowRect, ScreenToClient, GetParent, MoveWindow, GetClientRect, IsZoomed, IsIconic, FillRect, InvalidateRect, CheckDlgButton, SetDlgItemTextA, GetDlgItemTextA, SetFocus, TranslateMessage, GetSystemMenu, EnableMenuItem, SetTimer, GetDesktopWindow, DialogBoxParamA, KillTimer, SendMessageA, GetMessageA, GetWindowLongA

tfswctrl.exe

By Sonic Solutions

Remove tfswctrl.exe
Version:   1.04.08a
MD5:   790490f273b0e3bcf05dc3c308abcc0b
SHA1:   b4a083b40e4dc1bd5b702fae187bf2b310fba311
SHA256:   dd105d8be907544da1f06b96c01f1db4f5dacd44f21af73d880d8b581e18cd8a

What is tfswctrl.exe?

Drive Letter Access (DLA) is a discontinued commercial packet writing application for the Microsoft Windows operating system that allows optical disc data storage devices to be used in a manner similar to floppy disks. DLA is a packet writing technology for CD and DVD media that uses the UDF file system.

Overview

tfswctrl.exe executes as a process with the local user's privileges. It is set to be start when the PC boots and any user logs into Windows (added to the Run registry key for the all users under the local machine).

DetailsDetails

File name:tfswctrl.exe
Publisher:Sonic Solutions
Description:Drive Letter Access Component
Typical file path:C:\Windows\System32\dla\tfswctrl.exe
File version:1.04.08a
Size:120.06 KB (122,939 bytes)
Digital DNA
Entropy:5.877403
File packed:No
.NET CLR:No
More details

BehaviorsBehaviors

Startup files (all users) run
Runs under the registry key 'HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run'
  • 'dla' → C:\WINDOWS\system32\dla\tfswctrl.exe

ResourcesResource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Averages
 
CPU
Total CPU:0.00236202%
0.028634%
Kernel CPU:0.00178095%
0.013761%
User CPU:0.00058108%
0.014873%
Kernel CPU time:188 ms/min
100,923,805ms/min
User CPU time:1 ms/min
0 ms/min
Context switches:2/sec
284/sec
Memory
Private memory:930 KB
21.59 MB
Private (maximum):1.85 MB
Private (minimum):1.81 MB
Non-paged memory:930 KB
21.59 MB
Virtual memory:33.62 MB
140.96 MB
Virtual memory (peak):35.62 MB
169.69 MB
Working set:1.77 MB
18.61 MB
Working set (peak):3.42 MB
37.95 MB
Page faults:1,023/min
2,039/min
I/O
I/O read transfer:888 Bytes/sec
1.02 MB/min
I/O read operations:2/sec
343/min
I/O write transfer:123 Bytes/sec
274.99 KB/min
I/O write operations:108/sec
227/min
I/O other transfer:834 Bytes/sec
448.09 KB/min
I/O other operations:17/sec
1,671/min
Resource allocations
Threads:3
12
Handles:88
600
GUI GDI count:8
103
GUI USER count:4
49

BehaviorsProcess properties

Integrety level:Undefined
Platform:32-bit
Command line:"C:\Windows\System32\dla\tfswctrl.exe"
Owner:User
Parent process:Explorer.EXE (Windows Explorer by Microsoft)

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Microsoft Windows XP 83.33%
Microsoft Windows XP Home Edition 16.67%

Distribution by countryDistribution by country

United States installs about 80.00% of tfswctrl.exe.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Toshiba 50.00%
Dell 50.00%
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