Should I block it?

No, this file is 100% safe to run.

Relationships


PE structurePE file structure

Show functions
Import table
advapi32.dll
RegDeleteKeyW, RegSetValueExW, ImpersonateLoggedOnUser, RevertToSelf, LookupAccountSidW, CryptReleaseContext, CryptDestroyKey, CryptExportKey, CryptAcquireContextW, CryptImportKey, CryptEncrypt, CryptGenKey, CryptDecrypt, OpenProcessToken, LookupPrivilegeValueW, AdjustTokenPrivileges, ConvertSidToStringSidW, GetTokenInformation, GetLengthSid, DeleteService, ControlService, OpenServiceW, CloseServiceHandle, CreateServiceW, OpenSCManagerW, RegisterServiceCtrlHandlerW, DeregisterEventSource, ReportEventW, RegisterEventSourceW, SetServiceStatus, StartServiceCtrlDispatcherW, RegQueryValueExW, GetSecurityDescriptorLength, RegDeleteValueW, IsValidSid, CopySid, RegOpenCurrentUser, RegEnumValueW, RegEnumKeyW, RegOpenKeyExW, RegCloseKey, RegQueryInfoKeyW, RegEnumKeyExW, RegCreateKeyExW
iphlpapi.dll
GetAdaptersInfo
kernel32.dll
InitializeCriticalSection, HeapFree, GetProcessHeap, HeapAlloc, CreateThread, CreateEventW, Sleep, GetCommandLineW, LocalFree, GetCurrentThreadId, InterlockedIncrement, InterlockedDecrement, LeaveCriticalSection, EnterCriticalSection, DeleteCriticalSection, InitializeCriticalSectionAndSpinCount, GetModuleFileNameW, LoadLibraryExW, FindResourceW, LoadResource, SizeofResource, MultiByteToWideChar, GetLastError, RaiseException, lstrcmpiW, GetModuleHandleW, GetProcAddress, lstrlenW, FreeLibrary, WaitForSingleObject, SetEvent, CloseHandle, CreateEventA, LoadLibraryA, GetStringTypeExW, FormatMessageA, GetTimeFormatA, WideCharToMultiByte, SetEnvironmentVariableA, CompareStringW, CreateFileW, FlushFileBuffers, WriteConsoleW, SetStdHandle, GetConsoleMode, GetConsoleCP, SetFilePointer, IsValidLocale, EnumSystemLocalesA, GetLocaleInfoA, GetUserDefaultLCID, IsValidCodePage, GetOEMCP, GetACP, GetTimeZoneInformation, QueryPerformanceCounter, GetFileType, SetHandleCount, GetEnvironmentStringsW, FreeEnvironmentStringsW, GetLocaleInfoW, GetStdHandle, lstrlenA, GetDateFormatA, GetCurrentProcessId, ProcessIdToSessionId, GetVersionExW, GetCurrentProcess, FormatMessageW, CreateToolhelp32Snapshot, Process32FirstW, Process32NextW, OpenProcess, LoadLibraryW, HeapDestroy, HeapReAlloc, HeapSize, InterlockedCompareExchange, InterlockedExchange, GetStringTypeW, EncodePointer, DecodePointer, GetSystemTimeAsFileTime, TlsAlloc, TlsFree, TlsGetValue, OpenEventA, ResetEvent, TlsSetValue, ResumeThread, GetTickCount, SystemTimeToFileTime, WaitForMultipleObjects, SetWaitableTimer, CreateWaitableTimerA, HeapSetInformation, GetStartupInfoW, RtlUnwind, LCMapStringW, GetCPInfo, ExitThread, TerminateProcess, UnhandledExceptionFilter, SetUnhandledExceptionFilter, IsDebuggerPresent, IsProcessorFeaturePresent, HeapCreate, SetLastError, ExitProcess, WriteFile
netapi32.dll
NetUserGetInfo, NetApiBufferFree
ole32.dll
CoUninitialize, CoInitializeEx, CoCreateInstance, StringFromGUID2, CoTaskMemFree, CoTaskMemRealloc, CoTaskMemAlloc, CoInitializeSecurity, CoAddRefServerProcess, CoReleaseServerProcess, CoResumeClassObjects, CoRegisterClassObject, CoRevokeClassObject
user32.dll
GetMessageW, CharNextW, LoadStringW, PostThreadMessageW, CharUpperW, TranslateMessage, DispatchMessageW, MessageBoxW
userenv.dll
LoadUserProfileW, UnloadUserProfile
wininet.dll
InternetConnectW, HttpSendRequestW, InternetSetOptionW, InternetOpenW, HttpQueryInfoW, HttpOpenRequestW, InternetCloseHandle, InternetReadFile
wtsapi32.dll
WTSEnumerateSessionsW, WTSWaitSystemEvent, WTSQuerySessionInformationW, WTSFreeMemory

HelperService.exe

Helper Service by LULU SOFTWARE LIMITED (Signed)

Remove HelperService.exe
Version:   5.0.133.9133
MD5:   369e4401ccdfde3e81bb91898fdef7c5
SHA1:   06f669fe559dbf7cdce2098fdcadcf982117f5e6
SHA256:   75d7bdbfaf5addb1176d892380c1656bb77cfca9aecacdac0059de452b46a867

Overview

helperservice.exe runs as a service under the name Soda PDF 5 Helper Service with extensive SYSTEM privileges (full administrator access). It is installed with a couple of know programs including Soda PDF 5 published by LULU Software and Soda PDF OCR published by LULU Software. The file is digitally signed by LULU SOFTWARE LIMITED which was issued by the VeriSign certificate authority (CA). This particular version is usually found on Windows 7 Ultimate (6.1.7601.65536).

DetailsDetails

File name:helperservice.exe
Publisher:LULU Software
Product name:Helper Service
Description:Soda PDF 5 Helper Service
Typical file path:C:\Program Files\soda pdf 5\helperservice.exe
File version:5.0.133.9133
Size:1.02 MB (1,069,408 bytes)
Build date:1/29/2013 10:51 AM
Certificate
Issued to:LULU SOFTWARE LIMITED
Authority (CA):VeriSign
Digital DNA
PE subsystem:Windows GUI
File packed:No
.NET CLR:No
More details

ResourcesPrograms

The following programs will install this file
LULU Software
  51% remove
Soda PDF bundles the AVG Toolbar during installation. "During the Soda PDF installation process, the AVG Secure Search offer is presented to the users. This offer is optional and can be uninstalled by following the regular software uninstall process from the control panel." The bundle is paid out by AVG's marketing subsiduary (AVG, Visionize Ltd) at about $1 per instal.
LULU Software
2% remove

BehaviorsBehaviors

Service
Runs under 'SYSTEM\CurrentControlSet\Services' by the Service Controller (services.exe)
  • 'Soda PDF 5 Helper Service'

ResourcesResource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Averages
 
CPU
Total CPU:0.00000311%
0.028634%
User CPU:0.00000311%
0.014873%
Memory
Private memory:1.66 MB
21.59 MB
Private (maximum):3.66 MB
Private (minimum):3.27 MB
Non-paged memory:1.66 MB
21.59 MB
Virtual memory:34.02 MB
140.96 MB
Virtual memory (peak):37.02 MB
169.69 MB
Working set:3.3 MB
18.61 MB
Working set (peak):4.86 MB
37.95 MB
Resource allocations
Threads:5
12
Handles:87
600

BehaviorsProcess properties

Integrety level:System
Platform:32-bit
Command line:"C:\Program Files\soda pdf 5\helperservice.exe"
Owner:SYSTEM
Windows Service
Service name:Soda PDF 5 Helper Service
Type:Win32OwnProcess
Parent process:services.exe (Services and Controller app by Microsoft)

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Ultimate 100.00%

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Hewlett-Packard 100.00%
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