Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

13.6.20.2174 8.33%
13.6.20.2174 1.19%
13.6.20.2174 1.19%
13.6.20.2174 1.19%
13.6.20.2174 2.38%
13.6.20.2174 1.19%
13.6.0.1550 3.57%
13.6.0.1550 1.19%
13.6.0.1550 2.38%
13.6.0.1262 3.57%
13.6.0.1262 2.38%
13.6.0.1262 1.19%
13.6.0.902 2.38%
13.6.0.902 1.19%
13.6.0.600 15.48%
13.6.0.600 1.19%
13.6.0.600 1.19%
13.6.0.600 1.19%
13.6.0.600 1.19%
13.6.0.600 1.19%
13.6.0.400 10.71%
13.6.0.400 4.76%
13.4.0.267 1.19%
13.4.0.232 2.38%
12.3.0.15 21.43%
View more

Relationships


PE structurePE file structure

Show functions
Import table
advapi32.dll
InitializeSecurityDescriptor, SetSecurityDescriptorDacl, RegCreateKeyExW, RegSetValueExW, GetSecurityDescriptorDacl, BuildExplicitAccessWithNameW, FreeSid, SetEntriesInAclW, SetSecurityInfo, AllocateAndInitializeSid, DuplicateTokenEx, GetSecurityInfo, LookupAccountSidW, SetTokenInformation, CreateProcessAsUserW, EqualSid, GetTokenInformation, GetSidSubAuthorityCount, GetUserNameW, GetSidSubAuthority, OpenProcessToken, GetSidIdentifierAuthority, RegCloseKey, RegNotifyChangeKeyValue, RegOpenKeyExW, RegQueryValueExW
kernel32.dll
DeleteFileW, CreateProcessW, GetExitCodeProcess, lstrcpynW, lstrlenW, GetCurrentProcessId, CreateMutexW, ReleaseSemaphore, CreateSemaphoreW, ReleaseMutex, GetCurrentThreadId, SetFilePointer, lstrlenA, WriteFile, WideCharToMultiByte, ReadFile, MultiByteToWideChar, OpenProcess, LoadLibraryW, GetStartupInfoW, Process32FirstW, Process32NextW, CreateToolhelp32Snapshot, SetErrorMode, GetCurrentProcess, GetWindowsDirectoryW, GetLocalTime, VerifyVersionInfoW, VerSetConditionMask, GetVersionExW, TerminateProcess, SetProcessWorkingSetSize, GlobalFree, GlobalAlloc, GetComputerNameW, MoveFileW, GetTimeFormatW, IsProcessorFeaturePresent, GetSystemTimeAsFileTime, GetTickCount, QueryPerformanceCounter, IsDebuggerPresent, SetUnhandledExceptionFilter, UnhandledExceptionFilter, InterlockedCompareExchange, Sleep, GetFileSize, GetDateFormatW, WritePrivateProfileStringW, GetPrivateProfileStringW, RemoveDirectoryW, GetProcAddress, SetLastError, GetLastError, GetTempPathW, GetFileAttributesW, CreateDirectoryW, LoadLibraryExW, FreeLibrary, GetCommandLineW, CloseHandle, GetFileTime, WaitForMultipleObjects, FindNextChangeNotification, CreateEventW, ResetEvent, CreateFileW, GetSystemDirectoryW, SetEvent, FindCloseChangeNotification, WaitForSingleObject, CompareFileTime, FindFirstChangeNotificationW, LocalFree, DeleteCriticalSection, FindNextFileW, FindClose, EnterCriticalSection, GetModuleFileNameW, FindFirstFileW, LeaveCriticalSection, FormatMessageW, InitializeCriticalSection, GetModuleHandleW, OutputDebugStringW, InterlockedExchange, DecodePointer, EncodePointer, InterlockedIncrement, CopyFileW, InterlockedDecrement
msvcp100.dll
DllMain
msvcr100.dll
DllMain
shell32.dll
SHGetSpecialFolderPathW
shlwapi.dll
PathIsDirectoryW
user32.dll
GetSystemMetrics, UnregisterDeviceNotification, LoadStringW, RegisterDeviceNotificationW
Export table
getGrdCore
getGrdPlugin2
PluginFactory

grdcore.dll

Avira Free Antivirus by Avira Operations GmbH & Co. KG (Signed)

Remove grdcore.dll
Version:   13.6.0.902
MD5:   03e8d4e45e10c0797fdd86137d3e7d4a
SHA1:   db65b365b3885016f1168578df3dfe4bcfeea554
SHA256:   418af26fdafb30c7d0fa0e19fab2f848d75be241f46e2c523a3f122588550cb9

What is grdcore.dll?

Avira Host Framework Core Library is part of Avira Free Antivirus, a free antivirus program from Avira that runs as a background process which checks every file opened or downloaded. Like many antivirus programs, it can run a full or custom scan to check the PC for malware in order to remove them. It updates its virus definitions automatically everyday by default using the Internet.

About grdcore.dll (from Avira Operations GmbH & Co. KG)

Avira Free Antivirus eliminates many forms of malware including worms, rootkits, and costly dialers. Features include system scanner prevents infection from viruses, worms, and Trojans, blocks new vir

DetailsDetails

File name:grdcore.dll
Publisher:Avira Operations GmbH & Co. KG
Product name:Avira Free Antivirus
Description:Avira Host Framework Core Library
Typical file path:C:\Program Files\avira\antivir desktop\grdcore.dll
File version:13.6.0.902
Size:372.22 KB (381,152 bytes)
Certificate
Issued to:Avira Operations GmbH & Co. KG
Authority (CA):VeriSign
Effective date:Wednesday, July 20, 2011
Expiration date:Sunday, July 20, 2014
Digital DNA
PE subsystem:Windows GUI
File packed:No
Code language:Microsoft Visual C++ 10.0
.NET CLR:No
More details

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Ultimate 34.52%
Microsoft Windows XP 27.38%
Windows 7 Home Premium 15.48%
Windows 7 Professional 11.90%
Windows 7 Home Basic 2.38%
Windows 7 Starter 2.38%
Windows Vista Home Premium 2.38%
Windows 8 Pro 1.19%
Windows 7 Enterprise 1.19%
Windows Vista Business 1.19%

Distribution by countryDistribution by country

Germany installs about 15.66% of Avira Free Antivirus.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
ASUS 29.41%
Hewlett-Packard 17.65%
Toshiba 11.76%
Intel 8.82%
Acer 7.35%
Lenovo 5.88%
Dell 5.88%
Compaq 2.94%
Samsung 2.94%
MSI 2.94%
American Megatrends 1.47%
GIGABYTE 1.47%
Sahara 1.47%
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