Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

14.0.0.4110 9.09%
13.0.0.3311 9.09%
13.0.0.3251 3.03%
13.0.0.2854 34.85%
13.0.0.2781 6.06%
12.0.0.2215 24.24%
12.0.0.2111 1.52%
10.0.0.1401 1.52%
9.0.0.930 7.58%
9.0.0.870 3.03%

Relationships


PE structurePE file structure

Show functions
Import table
avgsysx.dll
DllMain
kernel32.dll
GetFileTime, ReleaseSemaphore, LoadLibraryExW, GetFileSize, ReadFile, WriteFile, SetEndOfFile, UnmapViewOfFile, MapViewOfFile, SetFilePointer, CreateFileMappingW, GetModuleHandleA, QueryPerformanceCounter, IsDebuggerPresent, SetUnhandledExceptionFilter, UnhandledExceptionFilter, TerminateProcess, FindFirstVolumeW, GetDriveTypeW, FindNextVolumeW, FindVolumeClose, SetErrorMode, GetVolumeInformationW, CancelIo, DeviceIoControl, GetFileInformationByHandle, GetSystemPowerStatus, CreateEventW, ResetEvent, SetEvent, TerminateThread, ResumeThread, GetExitCodeThread, GetComputerNameW, OpenThread, GetVersionExW, GetCurrentThreadId, GetSystemDirectoryW, SetThreadPriority, SetProcessWorkingSetSize, GetModuleFileNameW, GetCurrentProcessId, GetWindowsDirectoryW, MultiByteToWideChar, GetACP, CompareStringW, QueryDosDeviceW, GetDiskFreeSpaceExW, CreateMutexW, ReleaseMutex, GetLastError, SetLastError, LocalAlloc, LocalFree, GetSystemTimeAsFileTime, Sleep, GetTickCount, InterlockedIncrement, InterlockedDecrement, InterlockedCompareExchange, InterlockedExchange, FreeLibrary, LoadLibraryW, GetProcAddress, CreateFileW, DeleteFileW, GetSystemInfo, GetCurrentProcess, LoadLibraryA, FindFirstFileW, RemoveDirectoryW, GetFileAttributesW, MoveFileExW, CreateDirectoryW, GetTempPathW, FindNextFileW, WideCharToMultiByte, GetCurrentDirectoryW, CloseHandle, GetModuleHandleW, FindClose, SetFileAttributesW, WaitForSingleObject, WaitForMultipleObjects, GetSystemDefaultLCID, CreateSemaphoreW
msvcr80.dll
DllMain
ntdll.dll
NtRaiseException, ZwQueryVirtualMemory, RtlAreBitsSet, RtlAcquirePebLock, RtlFreeUnicodeString, ZwCreateKey, RtlOpenCurrentUser, ZwOpenFile, ZwQueryValueKey, ZwOpenKey, ZwQueryKey, ZwPowerInformation, ZwQueryInformationFile, ZwFsControlFile, ZwCreateFile, ZwCancelIoFile, _chkstk, ZwSetInformationFile, _allmul, ZwDeviceIoControlFile, ZwQuerySymbolicLinkObject, ZwOpenSymbolicLinkObject, ZwReadFile, ZwWriteFile, ZwFlushBuffersFile, ZwQuerySystemInformation, ZwUnmapViewOfSection, ZwMapViewOfSection, ZwCreateSection, ZwQueryVolumeInformationFile, RtlFindClearBitsAndSet, RtlClearBits, RtlReleasePebLock, ZwResetEvent, ZwSetEvent, ZwCreateEvent, _strnicmp, _stricmp, _aullrem, _aulldiv, RtlUnwind, RtlDeleteCriticalSection, RtlInitializeCriticalSection, RtlEnterCriticalSection, RtlLeaveCriticalSection, RtlCreateUserThread, CsrClientCallServer, LdrShutdownThread, ZwQueryInformationProcess, memset, RtlRaiseException, ZwTerminateThread, ZwWaitForSingleObject, ZwResumeThread, ZwDelayExecution, ZwSetInformationThread, ZwQueryInformationThread, ZwOpenThread, ZwClose, memmove, RtlReAllocateHeap, RtlFreeHeap, RtlAllocateHeap, RtlInitUnicodeString, ZwReleaseMutant, RtlNtStatusToDosError, DbgPrint, ZwTerminateProcess, memcpy, LdrUnloadDll, LdrGetProcedureAddress, RtlInitAnsiString, LdrLoadDll, ZwWaitForMultipleObjects, RtlEqualUnicodeString, NtQueryInformationFile, NtCreateFile, ZwFlushVirtualMemory, towupper, _strcmpi, _aulldvrm
user32.dll
SystemParametersInfoW
Export table
AvgModuleFinish
AvgModuleInit
ChjwSdkGetInstance
ChjwSdkGetInstance_v4
ChjwSdkGetInstance_v5
ChjwSdkSetLogger

avgchjwx.dll

AVG Internet Security by AVG Technologies CZ (Signed)

Remove avgchjwx.dll
Version:   13.0.0.2781
MD5:   1f9d933a3b3760e789711db305a6f6a3
SHA1:   a1d3110fa3925f9bc771d9d8852c7aee6fc294aa
SHA256:   4ed3b5314ec92f6cc654c90502e46b4fe86e222420b16847811da2b7be88d61e

What is avgchjwx.dll?

AVG Scanning Cache Module - Anti-Virus and Anti-Spyware protection, plus the full AVG LinkScanner safe search and surf technology.

About avgchjwx.dll (from AVG Technologies CZ)

AVG Internet Security offers real-time protection when surfing, shopping, banking and social networking. You'll also enjoy worry-free downloading, an enhanced firewall, and one of the fastest scanning

Overview

avgchjwx.dll is loaded as dynamic link library that runs in the context of a process. It is installed with a couple of know programs including AVG 2013 published by AVG Technologies, AVG 2013 from AVG Technologies and AVG 2013 by AVG Technologies. The file is digitally signed by AVG Technologies CZ which was issued by the VeriSign certificate authority (CA).

DetailsDetails

File name:avgchjwx.dll
Publisher:AVG Technologies CZ, s.r.o.
Product name:AVG Internet Security
Description:AVG Scanning Cache Module
Typical file path:C:\Program Files\AVG\AVG2012\avgchjwx.dll
Original name:chjwsdk.dll
File version:13.0.0.2781
Size:464.62 KB (475,768 bytes)
Certificate
Issued to:AVG Technologies CZ
Authority (CA):VeriSign
Effective date:Thursday, January 5, 2012
Expiration date:Monday, January 5, 2015
Digital DNA
PE subsystem:Windows GUI
File packed:No
Code language:Microsoft Visual C++ 8.0
.NET CLR:No
More details

ResourcesPrograms

The following programs will install this file
AVG Technologies
12% remove
Anti-Virus and Anti-Spyware protection, plus the full AVG LinkScanner safe search and surf technology.

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Ultimate 29.69%
Windows 7 Home Premium 21.88%
Microsoft Windows XP 14.06%
Windows Vista Home Premium 9.38%
Windows Vista Home Basic 7.81%
Windows 7 Professional 7.81%
Windows 7 Home Basic 3.13%
Windows 8 1.56%
Windows Vista Business 1.56%
Windows 7 Enterprise 1.56%
Windows Vista Ultimate 1.56%

Distribution by countryDistribution by country

United States installs about 25.40% of AVG Internet Security.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Dell 37.74%
Hewlett-Packard 16.98%
Toshiba 11.32%
Acer 9.43%
Medion 7.55%
GIGABYTE 3.77%
Sony 3.77%
ASUS 3.77%
Alienware 1.89%
Samsung 1.89%
American Megatrends 1.89%
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