Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

5, 1, 849, 0 50.00%
5, 0, 677, 0 50.00%

Relationships


PE structurePE file structure

Show functions
Import table
advapi32.dll
RegQueryValueExA, SetSecurityDescriptorDacl, SetEntriesInAclW, InitializeSecurityDescriptor, FreeSid, CreateProcessAsUserW, CreateRestrictedToken, EqualSid, AllocateAndInitializeSid, GetTokenInformation, OpenProcessToken, RegDeleteKeyW, RevertToSelf, SetThreadToken, ImpersonateLoggedOnUser, OpenThreadToken, CloseServiceHandle, OpenServiceW, OpenSCManagerW, RegDeleteValueW, RegSetValueExW, RegQueryValueExW, RegOpenKeyExW, RegCloseKey, RegOpenKeyA
kernel32.dll
GetFileAttributesW, WaitForSingleObject, CreateThread, CreateMutexW, QueryPerformanceCounter, GetTickCount, GetCurrentThreadId, ReleaseMutex, CreateFileW, GetFileSize, ReadFile, ExpandEnvironmentStringsW, SetFileAttributesW, SetFilePointer, WriteFile, CreatePipe, DuplicateHandle, GetCurrentProcess, GetStdHandle, CreateProcessW, GetDriveTypeW, QueryDosDeviceW, LoadLibraryExW, GetLogicalDriveStringsW, GetSystemDirectoryW, GetFileAttributesExW, GetShortPathNameW, GetCurrentThread, DeviceIoControl, GetFileInformationByHandle, FileTimeToLocalFileTime, LoadLibraryW, CompareStringA, CreateEventW, ResetEvent, SetEvent, TerminateProcess, GetExitCodeProcess, VirtualAlloc, VirtualFree, CreateFileMappingW, GetVersionExW, ConnectNamedPipe, CreateNamedPipeW, TerminateThread, GetOverlappedResult, CancelIo, GetModuleFileNameW, RaiseException, InterlockedExchange, SetLastError, GetSystemTimeAsFileTime, GetCurrentProcessId, IsDebuggerPresent, SetUnhandledExceptionFilter, UnhandledExceptionFilter, GetLastError, LocalAlloc, WriteProcessMemory, VirtualProtectEx, ReadProcessMemory, OpenProcess, WritePrivateProfileStringW, GetPrivateProfileStringW, GetPrivateProfileIntW, LeaveCriticalSection, CloseHandle, WaitForMultipleObjects, ReleaseSemaphore, FreeLibrary, CreateSemaphoreW, EnterCriticalSection, DeleteCriticalSection, InitializeCriticalSection, DisableThreadLibraryCalls, GetProcAddress, GetModuleHandleW, GetVersion, LocalFree, lstrlenA, lstrcmpA, FileTimeToDosDateTime, InterlockedCompareExchange, Sleep, OpenEventW
msvcp90.dll
DllMain
msvcr90.dll
DllMain
user32.dll
CharUpperA, CharUpperW, CharLowerA, GetDesktopWindow, CharToOemBuffW
Export table
aswEnginDllMain
avfilesCopyFileO
avfilesCreateObjectName
avfilesDecodeObjectName
avfilesDeleteFileO
avfilesDeleteO
avfilesDeleteS
avfilesDuplicateObjectName
avfilesEncodeObjectName
avfilesFileExistsExO
avfilesFileExistsExS
avfilesFileExistsO
avfilesFileExistsS
avfilesFreeObjectName
avfilesFreeObjectNameBuffer
avfilesGetObjectNameA
avfilesGetObjectNameW
avfilesGetStatistics
avfilesGetStatisticsTest
avfilesLeaveRecursion
avfilesMoveFileO
avfilesMoveO
avfilesMoveS
avfilesPopulateUsn
avfilesRepairO
avfilesRepairS
avfilesScanAdd
avfilesScanClear
avfilesScanFile
avfilesScanFileO
avfilesScanReal
avfilesScanRealMulti
avfilesScanRealSingle
avfilesScanResult
avfilesSetExclude
avfilesSetFileAttributesO
avfilesSetFileMappingSizes
avfilesUnpackArchiveS
avlicClose
avlicFindFeatureById
avlicFindFeatureByName
avlicGetLicense
avlicGetLicFileType
avlicGetLockData
avlicGetOpenedLicFileType
avlicInitializeAndValidate
avscanCheckPrivileges
avscanCloseGenericFile
avscanCreateGenericFile
avscanFixStartupEntries
avscanGetFileSignature
avscanGetIniRecord
avscanGetPackerBombRanges
avscanGetScanContext
avscanGetScanFlags
avscanGetScanProgress
avscanGetUserData
avscanGetWhitelistRecord
avscanIsCriticalSystemFile
avscanIsFileTrusted
avscanIsTextContent
avscanIsTrustedSigPublisher
avscanIsUntrustedSigPublisher
avscanIsUrlBlocked
avscanProcessCleaningLog
avscanRepair
avscanRepairWithCleaner
avscanScanMemory
avscanScanReal
avscanSetCrashCallback
avscanSetFilePublisherChecking
avscanSetFindAllViruses
avscanSetHashCalc
avscanSetHeuristicsCallback
avscanSetImpersonification
avscanSetMaxTestSize
avscanSetMaxTestSizeNoExe
avscanSetPackerBombRanges
avscanSetPackersCallback
avscanSetPackersRestriction
avscanSetPriority
avscanSetScanContext
avscanSetScanFlags
avscanSetScanProgressParams
avscanSetSensitivity
avscanSetThreadLimit
avscanSetUserData
avscanShowCleaner
avworkBasicInit
avworkClose
avworkDuplicate
avworkInitialize
avworkInitialize2
avworkPostInstallProcessing
avworkSetCustomAlgoCallback
avworkSetEngineIniFile
avworkSetEngineMapFnc
avworkSetFolders
avworkVerInfoQueryValue
BtsSchedule
RevertNoGuiBoot

aswEngin.dll

avast! Antivirus by ALWIL Software (Signed)

Remove aswEngin.dll
Version:   5, 1, 849, 0
MD5:   75d75bab7085553219867a88a462a9e0
SHA1:   0802a1d3cf50af434e76515bd5d81f87f17877cc
SHA256:   ccb94e63ac3c0aa67851073e9de1f3a1a38b06cda3234bc042ace596695321a8

Overview

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

DetailsDetails

File name:aswengin.dll
Publisher:AVAST Software
Product name:avast! Antivirus
Description:High level antivirus engine
Typical file path:C:\Program Files\alwil software\avast5\defs\10092400\aswengin.dll
File version:5, 1, 849, 0
Product version:5, 1, 0, 0
Size:1.11 MB (1,163,608 bytes)
Build date:12/29/2010 8:09 PM
Certificate
Issued to:ALWIL Software
Authority (CA):VeriSign
Digital DNA
PE subsystem:Windows GUI
File packed:No
Code language:Microsoft Visual C++ 9.0
.NET CLR:No
More details

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Ultimate 50.00%
Microsoft Windows XP 50.00%

Distribution by countryDistribution by country

Indonesia installs about 50.00% of avast! Antivirus .

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Acer 100.00%
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