Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

16.34.0.1911 102250 8.33%
16.32.0.1887 101896 8.33%
16.31.0.1862 101547 8.33%
16.30.0.1836 101043 8.33%
16.28.0.1783 100059 8.33%
16.28.0.1783 100059 8.33%
16.26.0.1742 99260 8.33%
16.25.0.1718 98814 8.33%
16.25.0.1718 98814 25.00%
16.18.0.1396 95821 8.33%

Relationships

Parent process
Related files

PE structurePE file structure

Show functions
Import table
advapi32.dll
SetServiceStatus, InitializeSecurityDescriptor, AllocateAndInitializeSid, CreateProcessAsUserW, AdjustTokenPrivileges, SetTokenInformation, DuplicateTokenEx, LookupPrivilegeValueW, OpenProcessToken, ConvertSidToStringSidW, IsValidSid, GetTokenInformation, RegOpenKeyExW, RegDeleteKeyW, RegCloseKey, RegSetValueExW, RegDeleteValueW, RegCreateKeyExW, RegQueryValueExW, RegEnumKeyExW, RegQueryInfoKeyW, RegEnumValueW, ImpersonateLoggedOnUser, RevertToSelf, CloseServiceHandle, EnumServicesStatusW, OpenSCManagerW, DeleteService, OpenServiceW, QueryServiceStatus, StartServiceW, ControlService, RegisterServiceCtrlHandlerExW, UnlockServiceDatabase, ChangeServiceConfigW, QueryServiceLockStatusW, LockServiceDatabase, CreateServiceW, StartServiceCtrlDispatcherW, RegQueryValueExA, RegOpenKeyExA, RegOpenKeyW, RegCreateKeyW, LookupAccountSidW, GetUserNameW, SetSecurityDescriptorDacl, RegOpenCurrentUser
dnsapi.dll
DnsQuery_A, DnsFree
iphlpapi.dll
DeleteIpForwardEntry, GetIpForwardTable, CreateIpForwardEntry
kernel32.dll
MultiByteToWideChar, lstrlenA, SetEvent, SetProcessWorkingSetSize, GetCurrentProcess, DeviceIoControl, LocalAlloc, GetDriveTypeW, GetLogicalDrives, InterlockedExchange, QueryPerformanceCounter, MoveFileExW, QueryPerformanceFrequency, FormatMessageW, GetVersionExW, GetCommandLineW, GetModuleHandleW, GetPrivateProfileStringW, CreateEventW, CreateThread, GetTempPathW, CreateProcessW, UnmapViewOfFile, WaitForMultipleObjects, MapViewOfFile, CreateFileMappingW, GetTickCount, SystemTimeToFileTime, GetPrivateProfileIntW, GetProcessTimes, ReleaseMutex, GetExitCodeProcess, WritePrivateProfileStringW, CreateSemaphoreW, GetUserDefaultLCID, GetTimeFormatW, GetDateFormatW, ExpandEnvironmentStringsW, GetEnvironmentVariableW, GetSystemTimeAsFileTime, IsDebuggerPresent, SetUnhandledExceptionFilter, UnhandledExceptionFilter, TerminateProcess, GetStartupInfoW, HeapSetInformation, DecodePointer, EncodePointer, GetProcessHeap, HeapSize, HeapReAlloc, HeapFree, HeapAlloc, HeapDestroy, InitializeCriticalSectionAndSpinCount, RaiseException, LoadLibraryA, CreateFileW, GetFileSizeEx, CopyFileW, GetCurrentProcessId, LocalFree, GetModuleFileNameW, LoadLibraryExW, WTSGetActiveConsoleSessionId, CreateToolhelp32Snapshot, Process32FirstW, ProcessIdToSessionId, Process32NextW, OpenProcess, CreateDirectoryW, lstrlenW, Sleep, CloseHandle, FindResourceExW, FindResourceW, LoadResource, LockResource, SizeofResource, OutputDebugStringW, InterlockedIncrement, InterlockedDecrement, InterlockedCompareExchange, WaitForSingleObject, GetCurrentThreadId, ReleaseSemaphore, LeaveCriticalSection, EnterCriticalSection, DeleteCriticalSection, InitializeCriticalSection, FindFirstFileW, DeleteFileW, FindNextFileW, FindClose, RemoveDirectoryW, GetFileAttributesW, SetFileAttributesW, GetLastError, CreateMutexW, LoadLibraryW, GetProcAddress, FreeLibrary, GetSystemTime
msvcp100.dll
DllMain
msvcr100.dll
DllMain
ole32.dll
CoCreateInstance, CoInitializeSecurity, CoGetObject, CoInitializeEx, StringFromGUID2, CoUninitialize
shell32.dll
CommandLineToArgvW, ShellExecuteW, SHGetFolderPathW, ShellExecuteExW
shlwapi.dll
PathFileExistsW, PathIsDirectoryW, PathIsRelativeW, PathQuoteSpacesW, PathStripPathW, PathRemoveExtensionW, PathAppendW, PathRemoveFileSpecW, PathAddBackslashW
userenv.dll
CreateEnvironmentBlock
winmm.dll
timeGetTime
wtsapi32.dll
WTSQuerySessionInformationW, WTSFreeMemory
Export table
OPENSSL_Applink

vsserv.exe

Bitdefender 2013 by Bitdefender SRL (Signed)

Remove vsserv.exe
Version:   16.18.0.1396 95821
MD5:   938b153d34a4f161c1111308a0716bab
SHA1:   36c825e552e2756a4e08f5f824d9d24236712d28
SHA256:   93cd936e3612d920c0ea2b138ef055b9195cce0b2fdd119aed121f08b78f1f5d

What is vsserv.exe?

Bitdefender Security Service is part of Bitdefender, an antivirus software suite developed by Romania-based software company Softwin. Bitdefender is designed to protect computers from viruses and spyware. Unlike the commercial version, the free tools only offer an on-demand virus scanning and doesn't provide real time scanning.

About vsserv.exe (from Bitdefender SRL)

Bitdefender 2013 builds on #1 ranked antivirus technology to secure online transactions, protect mobile devices from theft, automatically back up files, and Tune-Up PCs. Active Virus Control is a proa

DetailsDetails

File name:vsserv.exe
Publisher:Bitdefender
Product name:Bitdefender 2013
Description:Bitdefender Security Service
Typical file path:C:\Program Files\bitdefender\bitdefender 2013\vsserv.exe
File version:16.18.0.1396 95821
Size:1.22 MB (1,280,720 bytes)
Certificate
Issued to:Bitdefender SRL
Authority (CA):VeriSign
Expiration date:Sunday, January 5, 2014
Digital DNA
PE subsystem:Windows GUI
File packed:No
Code language:Microsoft Visual C++ 10.0
.NET CLR:No
More details

BehaviorsBehaviors

Services
Runs under 'SYSTEM\CurrentControlSet\Services' by the Service Controller (services.exe)
  • 'VSSERV' (Bitdefender Virus Shield)
  • VSSERV
Network connections
  • [TCP] aut1.bitdefender.com (66.223.50.32:4001)
  • [UDP] listens on port 56149

  • ResourcesResource utilization

    (Note: statistics below are averages based on a minimum sample size of 200 unique participants)
    Averages
     
    CPU
    Total CPU:0.06576194%
    0.028634%
    Kernel CPU:0.04600945%
    0.013761%
    User CPU:0.01975250%
    0.014873%
    Kernel CPU time:16,213 ms/min
    100,923,805ms/min
    Context switches:111/sec
    284/sec
    Memory
    Private memory:112.11 MB
    21.59 MB
    Private (maximum):50.86 MB
    Private (minimum):4.62 MB
    Non-paged memory:112.11 MB
    21.59 MB
    Virtual memory:528.96 MB
    140.96 MB
    Virtual memory (peak):969.28 MB
    169.69 MB
    Working set:36.33 MB
    18.61 MB
    Working set (peak):140.96 MB
    37.95 MB
    Resource allocations
    Threads:93
    12
    Handles:1822
    600

    BehaviorsProcess properties

    Integrety level:System
    Platform:32-bit
    Command line:"C:\Program Files\bitdefender\bitdefender 2013\vsserv.exe" /service
    Owner:SYSTEM
    Windows Service
    Service name:VSSERV
    Display name:Bitdefender Virus Shield
    Type:Win32OwnProcess
    Parent process:services.exe (Services and Controller app by Microsoft)

    ResourcesThreads

    Averages
     
    sechost.dll
    Total CPU:0.23326275%
    0.272967%
    Kernel CPU:0.08388034%
    0.107585%
    User CPU:0.14938241%
    0.165382%
    CPU cycles:6,013,744/sec
    5,741,424/sec
    Context switches:4/sec
    79/sec
    Memory:100 KB
    1.16 MB
    gzfltum.dll (BitDefender by BitDefender)
    Total CPU:0.16461338%
    Kernel CPU:0.04527395%
    User CPU:0.11933943%
    CPU cycles:4,186,826/sec
    Context switches:5/sec
    Memory:68 KB
    CRYPT32.dll
    Total CPU:0.05984329%
    Kernel CPU:0.05984329%
    User CPU:0.00000000%
    CPU cycles:89,736/sec
    Memory:1.11 MB
    bdpredir.dll (BitDefender Firewall by BitDefender)
    Total CPU:0.04079562%
    Kernel CPU:0.01154771%
    User CPU:0.02924791%
    CPU cycles:1,159,860/sec
    Context switches:3/sec
    Memory:100 KB
    framework.dll (Bitdefender 2013 by Bitdefender)
    Total CPU:0.03655997%
    Kernel CPU:0.02187859%
    User CPU:0.01468138%
    CPU cycles:1,318,904/sec
    Context switches:4/sec
    Memory:156 KB
    fwlibrary.dll (BitDefender Firewall by BitDefender)
    Total CPU:0.02518651%
    Kernel CPU:0.01170641%
    User CPU:0.01348010%
    CPU cycles:600,724/sec
    Memory:92 KB
    ntdll.dll
    Total CPU:0.01096588%
    Kernel CPU:0.00680382%
    User CPU:0.00416206%
    CPU cycles:126,356/sec
    Context switches:1/sec
    Memory:1.23 MB
    serverpush.dll (Bitdefender 2013 by Bitdefender)
    Total CPU:0.01041560%
    Kernel CPU:0.00994216%
    User CPU:0.00047344%
    CPU cycles:338,215/sec
    Memory:140 KB
    avccore.dll (BitDefender AntiVirus by BitDefender S.R.L. Bucharest, ROMANIA)
    Total CPU:0.00520176%
    Kernel CPU:0.00319199%
    User CPU:0.00200977%
    CPU cycles:131,115/sec
    Memory:300 KB
    MSVCR100.dll
    Total CPU:0.00283991%
    Kernel CPU:0.00118329%
    User CPU:0.00165661%
    CPU cycles:130,024/sec
    Memory:764 KB
    log.dll (Bitdefender by Bitdefender)
    Total CPU:0.00282742%
    Kernel CPU:0.00282742%
    User CPU:0.00000000%
    CPU cycles:321,366/sec
    Context switches:9/sec
    Memory:284 KB
    npcomm.dll (BitDefender 15 by BitDefender LLC)
    Total CPU:0.00212108%
    Kernel CPU:0.00164985%
    User CPU:0.00047123%
    CPU cycles:188,679/sec
    Context switches:2/sec
    Memory:116 KB

    Common loaded modules

    These are modules that are typiclaly loaded within the context of this process.

    Windows OS versionsDistribution by Windows OS

    OS versiondistribution
    Windows 8 Pro 33.33%
    Windows 7 Home Premium 16.67%
    Windows 8 Pro with Media Center 16.67%
    Windows 7 Ultimate 8.33%
    Windows 8 8.33%
    Microsoft Windows XP 8.33%
    Windows 7 Ultimate N 8.33%

    Distribution by countryDistribution by country

    United States installs about 50.00% of Bitdefender 2013.

    OEM distributionDistribution by PC manufacturer

    PC Manufacturerdistribution
    Dell 33.33%
    Lenovo 16.67%
    Hewlett-Packard 16.67%
    ASUS 16.67%
    Alienware 8.33%
    GIGABYTE 8.33%
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