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

Child 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:   16.26.0.1742 99260
MD5:   1575ff62cb0c3f4823b265c1a3827101
SHA1:   9c58df540a2a63237040ce1e7d01bbf1a8ef507e
SHA256:   88e3d72f8d9ed1e21f00da2c6f044215a1e5811be8f8b310602f1763e041536e

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:16.26.0.1742 99260
Size:1.57 MB (1,645,256 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] east.us.nimbus.bitdefender.net (50.23.91.250:443)
  • [UDP] listens on port 49152

  • ResourcesResource utilization

    (Note: statistics below are averages based on a minimum sample size of 200 unique participants)
    Averages
     
    CPU
    Total CPU:0.00036059%
    0.028634%
    Kernel CPU:0.00019316%
    0.013761%
    User CPU:0.00016743%
    0.014873%
    Kernel CPU time:197,981 ms/min
    100,923,805ms/min
    CPU cycles:761,059/sec
    17,470,203/sec
    Memory
    Private memory:184.89 MB
    21.59 MB
    Private (maximum):170.9 MB
    Private (minimum):1.62 MB
    Non-paged memory:184.89 MB
    21.59 MB
    Virtual memory:794.61 MB
    140.96 MB
    Virtual memory (peak):762.64 MB
    169.69 MB
    Working set:52.78 MB
    18.61 MB
    Working set (peak):181.68 MB
    37.95 MB
    I/O
    I/O read transfer:1.36 MB/sec
    1.02 MB/min
    I/O read operations:529/sec
    343/min
    I/O write transfer:930.88 KB/sec
    274.99 KB/min
    I/O write operations:462/sec
    227/min
    I/O other transfer:1.22 MB/sec
    448.09 KB/min
    I/O other operations:10,980/sec
    1,671/min
    Resource allocations
    Threads:120
    12
    Handles:2076
    600

    BehaviorsProcess properties

    Integrety level:System
    Platform:64-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 (by Microsoft)

    ResourcesThreads

    Averages
     
    gzfltum.dll (BitDefender by BitDefender)
    Total CPU:0.04477694%
    0.272967%
    Kernel CPU:0.00670897%
    0.107585%
    User CPU:0.03806798%
    0.165382%
    CPU cycles:1,613,620/sec
    5,741,424/sec
    Memory:84 KB
    1.16 MB
    framework.dll (Bitdefender 2013 by Bitdefender)
    Total CPU:0.03807680%
    Kernel CPU:0.01888182%
    User CPU:0.01919498%
    CPU cycles:1,775,692/sec
    Memory:188 KB
    bdpredir.dll (BitDefender Firewall by BitDefender)
    Total CPU:0.03265252%
    Kernel CPU:0.00698372%
    User CPU:0.02566881%
    CPU cycles:1,223,462/sec
    Memory:112 KB
    serverpush.dll (Bitdefender 2013 by Bitdefender)
    Total CPU:0.00911987%
    Kernel CPU:0.00652209%
    User CPU:0.00259778%
    CPU cycles:320,891/sec
    Memory:164 KB
    apprep.dll (Bitdefender Security by Bitdefender)
    Total CPU:0.00740567%
    Kernel CPU:0.00279094%
    User CPU:0.00461473%
    CPU cycles:269,325/sec
    Memory:256 KB
    ntdll.dll
    Total CPU:0.00620173%
    Kernel CPU:0.00598926%
    User CPU:0.00021247%
    CPU cycles:176,946/sec
    Memory:1.74 MB
    sechost.dll
    Total CPU:0.00525009%
    Kernel CPU:0.00135397%
    User CPU:0.00389612%
    CPU cycles:189,194/sec
    Memory:288 KB
    npcomm.dll (BitDefender 15 by BitDefender LLC)
    Total CPU:0.00516719%
    Kernel CPU:0.00313623%
    User CPU:0.00203095%
    CPU cycles:303,210/sec
    Memory:140 KB
    combase.dll
    Total CPU:0.00493322%
    Kernel CPU:0.00110859%
    User CPU:0.00382463%
    CPU cycles:189,039/sec
    Memory:1.69 MB
    bdfwcore.dll (BitDefender Firewall)
    Total CPU:0.00480833%
    Kernel CPU:0.00116063%
    User CPU:0.00364770%
    CPU cycles:170,505/sec
    Memory:168 KB
    avccore.dll (BitDefender AntiVirus by BitDefender S.R.L. Bucharest, ROMANIA)
    Total CPU:0.00311217%
    Kernel CPU:0.00192741%
    User CPU:0.00118477%
    CPU cycles:110,053/sec
    Memory:364 KB
    bdsmartdb.dll (Bitdefender Security by Bitdefender)
    Total CPU:0.00096712%
    Kernel CPU:0.00085659%
    User CPU:0.00011053%
    CPU cycles:233,992/sec
    Memory:848 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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