Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

17.50.0.1659 33.33%
17.50.0.1366 33.33%
17.0.0.1224 33.33%

Relationships


PE structurePE file structure

Show functions
Import table
advapi32.dll
MakeAbsoluteSD, IsValidSid, GetSecurityDescriptorControl, GetSecurityDescriptorLength, GetLengthSid, MakeSelfRelativeSD, GetSecurityDescriptorSacl, CopySid, SetSecurityDescriptorDacl, GetSidSubAuthority, GetSecurityDescriptorDacl, InitializeSid, GetSidLengthRequired, GetSecurityDescriptorGroup, GetSecurityDescriptorOwner, GetAclInformation, AddAce, InitializeAcl, RegSetValueExW, RegQueryValueExW, RegOpenKeyExW, RegCreateKeyExW, RegEnumKeyExW, RegFlushKey, RegCloseKey, RegDeleteValueW, RegDeleteKeyW, RegEnumValueW, InitializeSecurityDescriptor
kernel32.dll
GetProcessHeap, GetCurrentThreadId, GetSystemTimeAsFileTime, GetTickCount, QueryPerformanceCounter, IsDebuggerPresent, SetUnhandledExceptionFilter, GetCurrentProcessId, HeapFree, HeapAlloc, GetVersionExW, lstrlenW, WideCharToMultiByte, Sleep, GetPrivateProfileStringW, GetPrivateProfileIntW, WritePrivateProfileStringW, GetLocalTime, LocalFree, LocalAlloc, GetCurrentProcess, DisableThreadLibraryCalls, lstrlenA, FreeLibrary, LoadLibraryW, GetProcAddress, GetLastError, MultiByteToWideChar, LeaveCriticalSection, EnterCriticalSection, DeleteCriticalSection, InitializeCriticalSection, UnhandledExceptionFilter, TerminateProcess, InterlockedCompareExchange, HeapSize, HeapReAlloc, HeapDestroy, GetVersionExA, GetThreadLocale, GetLocaleInfoA, GetACP, InterlockedExchange
msvcp80.dll
DllMain
msvcr80.dll
DllMain
ole32.dll
CoCreateGuid
shlwapi.dll
PathFindFileNameA
Export table
SfSv_CreateService
SfSv_FreeService
SfSv_Initialize
SfSv_Uninitialize

SfIfDtHd.dll

Trend Micro Internet Security by Trend Micro (Signed)

Remove SfIfDtHd.dll
Version:   17.50.0.1366
MD5:   d80cf037241ec00c3e0f7d9e67c9706f
SHA1:   e305c382067903313717702b4c790992b964f9e3
SHA256:   8b4817a953bc0f82a49305e4a6fa3963368f09d0a0d602cb31e54ab5ed151b1e

Overview

sfifdthd.dll is loaded as dynamic link library that runs in the context of a process. The file is digitally signed by Trend Micro which was issued by the VeriSign certificate authority (CA).

DetailsDetails

File name:sfifdthd.dll
Publisher:Trend Micro Inc.
Product name:Trend Micro Internet Security
Description:SfIfDtHd Dynamic Link Library
Typical file path:C:\Program Files\trend micro\internet security\sfifdthd.dll
File version:17.50.0.1366
Product version:17.50
Size:183.6 KB (188,008 bytes)
Certificate
Issued to:Trend Micro
Authority (CA):VeriSign
Effective date:Tuesday, January 15, 2008
Expiration date:Wednesday, February 16, 2011
Digital DNA
PE subsystem:Windows GUI
File packed:No
Code language:Microsoft Visual C++ 8.0
.NET CLR:No
More details

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows Vista Home Premium 33.33%
Microsoft Windows XP 33.33%
Windows 7 Starter 33.33%

Distribution by countryDistribution by country

Australia installs about 33.33% of Trend Micro Internet Security.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
ASUS 66.67%
Hewlett-Packard 33.33%
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