Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

6.2.9200.16384 (win8_rtm.120725-1247) 3.00%
6.1.7600.16385 (win7_rtm.090713-1255) 30.67%
6.1.7600.16385 (win7_rtm.090713-1255) 54.90%
6.0.6000.16386 (vista_rtm.061101-2205) 9.00%
6.0.6000.16386 (vista_rtm.061101-2205) 1.87%
6.0.6000.16386 (vista_rtm.061101-2205) 0.57%

Relationships

PE structurePE file structure
Show functions
Import table
advapi32.dll
SetServiceStatus, RegCloseKey, RegOpenKeyExW, RegisterServiceCtrlHandlerW, RegNotifyChangeKeyValue, StartServiceCtrlDispatcherW, RegQueryValueExW, RegEnumKeyExW, SystemFunction036
api-ms-win-core-delayload-l1-1-1.dll
ResolveDelayLoadedAPI, DelayLoadFailureHook
api-ms-win-core-errorhandling-l1-1-1.dll
UnhandledExceptionFilter, RaiseException, SetUnhandledExceptionFilter, GetLastError
api-ms-win-core-file-l1-2-0.dll
WriteFile, ReadFile
api-ms-win-core-handle-l1-1-0.dll
CloseHandle, DuplicateHandle
api-ms-win-core-heap-l1-2-0.dll
HeapDestroy, HeapSetInformation, HeapFree, GetProcessHeap, HeapAlloc
api-ms-win-core-interlocked-l1-2-0.dll
InterlockedCompareExchange, InterlockedDecrement, InterlockedIncrement, InterlockedExchange
api-ms-win-core-kernel32-legacy-l1-1-0.dll
BindIoCompletionCallback, WaitForMultipleObjects
api-ms-win-core-libraryloader-l1-1-1.dll
LoadResource, SizeofResource, GetModuleHandleA, GetModuleHandleW, FreeLibrary, GetModuleFileNameW, FindResourceExW, GetProcAddress, LoadLibraryExW
api-ms-win-core-memory-l1-1-1.dll
VirtualQuery, VirtualProtect, VirtualAlloc
api-ms-win-core-processthreads-l1-1-1.dll
GetCurrentProcessId, GetCurrentProcess, GetCurrentThreadId, TerminateProcess, GetStartupInfoW, CreateThread
api-ms-win-core-profile-l1-1-0.dll
QueryPerformanceCounter
api-ms-win-core-registry-l1-1-0.dll
RegCreateKeyExW, RegDeleteValueW, RegNotifyChangeKeyValue, RegSetValueExW, RegQueryInfoKeyW, RegOpenKeyExW, RegEnumKeyExW, RegCloseKey, RegEnumValueW, RegQueryValueExW
api-ms-win-core-string-l1-1-0.dll
MultiByteToWideChar
api-ms-win-core-string-l2-1-0.dll
CharPrevW, CharNextW
api-ms-win-core-string-obsolete-l1-1-0.dll
lstrcpynW, lstrcmpiW
api-ms-win-core-synch-l1-2-0.dll
SetEvent, WaitForSingleObject, Sleep, CreateEventW, EnterCriticalSection, InitializeCriticalSection, DeleteCriticalSection, LeaveCriticalSection
api-ms-win-core-sysinfo-l1-2-0.dll
GetVersionExW, GetTickCount, GetSystemTimeAsFileTime, GetSystemInfo
api-ms-win-core-threadpool-legacy-l1-1-0.dll
DeleteTimerQueueEx, DeleteTimerQueueTimer, CreateTimerQueueTimer, CreateTimerQueue
cryptbase.dll
SystemFunction036
kernel32.dll
DeleteTimerQueueEx, CloseHandle, Sleep, WaitForMultipleObjects, CreateEventW, HeapSetInformation, WaitForSingleObject, SetEvent, CreateThread, DeleteTimerQueueTimer, CreateTimerQueueTimer, GetCurrentProcessId, DuplicateHandle, GetCurrentProcess, RaiseException, GetLastError, CreateTimerQueue, EnterCriticalSection, LeaveCriticalSection, InitializeCriticalSection, DeleteCriticalSection, InterlockedDecrement, InterlockedIncrement, InterlockedExchange, InterlockedCompareExchange, GetStartupInfoW, SetUnhandledExceptionFilter, BindIoCompletionCallback, WriteFile, ReadFile, HeapFree, GetProcessHeap, HeapAlloc, UnhandledExceptionFilter, TerminateProcess, GetSystemTimeAsFileTime, GetCurrentThreadId, GetTickCount, QueryPerformanceCounter, GetModuleHandleA
msvcrt.dll
DllMain
mswsock.dll
AcceptEx, GetAcceptExSockaddrs
ole32.dll
CoCreateInstance, CoTaskMemFree, CoTaskMemAlloc, CoUninitialize, CoInitializeEx, CLSIDFromString
ws2_32.dll
WSASocketW, WSAIoctl

alg.exe

Application Layer Gateway Service by Microsoft

Remove alg.exe
Version:   6.1.7600.16385 (win7_rtm.090713-1255)
MD5:   3290d6946b5e30e70414990574883ddb
SHA1:   be0144e3235ffde0787e9f1cd34c828ec87d8e19
SHA256:   0e9294e1991572256b3cda6b031db9f39ca601385515ee59f1f601725b889663
This is a Windows system installed file with Windows File Protection (WFP) enabled.

What is alg.exe?

The Application Layer Gateway Service provides support for 3rd party protocol plug-ins for Internet Connection Sharing (ICS).

About alg.exe (from Microsoft)

“Internet Connection Sharing (ICS) is the use of a device with Internet access such as 3G cellular service, broadband via Ethernet, or other Internet gateway as an access point for other devices. It wa”

DetailsDetails

File name:alg.exe
Publisher:Microsoft Corporation
Product name:Application Layer Gateway Service
Description:Microsoft® Windows® Operating System
Typical file path:C:\Windows\System32\alg.exe
Original name:ALG.exe.mui
File version:6.1.7600.16385 (win7_rtm.090713-1255)
Product version:6.1.7600.16385
Size:77.5 KB (79,360 bytes)
Digital DNA
PE subsystem:Windows GUI
Entropy:6.353134
File packed:No
Code language:Microsoft Visual C++
.NET CLR:No
More details

ResourcesPrograms

The following program will install this file
Dolby Home Theater
 Dolby Laboratories Inc
6% remove
“Dolby® Home Theater® v4 comprises a suite of technologies that work together to deliver a cinematic surround sound experience on your desktop or laptop with crisp and clear PC audio. You can enjoy it on any set of headphones, over the built-in or external speakers, or through a home theater system. Dolby Home Theater v4 fixes all the problems typically associated with PC audio—tinny sound, weak volume, and buzzing and rattling. Experien...”

BehaviorsBehaviors

Services
Runs under 'SYSTEM\CurrentControlSet\Services' by the Service Controller (services.exe)

ResourcesResource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Averages
 
CPU
Total CPU:0.00010667%
0.028634%
Kernel CPU:0.00007030%
0.013761%
User CPU:0.00003637%
0.014873%
Kernel CPU time:53,483 ms/min
100,923,805ms/min
CPU cycles:5,704/sec
17,470,203/sec
Memory
Private memory:1.7 MB
21.59 MB
Private (maximum):4.27 MB
Private (minimum):2.71 MB
Non-paged memory:1.7 MB
21.59 MB
Virtual memory:29.53 MB
140.96 MB
Virtual memory (peak):31.19 MB
169.69 MB
Working set:2.93 MB
18.61 MB
Working set (peak):5.17 MB
37.95 MB
Page faults:3,403/min
2,039/min
I/O
I/O read transfer:223 Bytes/sec
1.02 MB/min
I/O read operations:1/sec
343/min
I/O other transfer:8 Bytes/sec
448.09 KB/min
I/O other operations:2/sec
1,671/min
Resource allocations
Threads:4
12
Handles:78
600

BehaviorsProcess properties

Integrety level:System
Platform:64-bit
Command line:C:\Windows\System32\alg.exe
Owner:User
Windows Service
Service name:ALG
Display name:Service de la passerelle de la couche Application
Description:“Fournit la prise en charge de plug-ins de protocole tiers pour le partage de connexion Internet”
Type:Win32OwnProcess
Parent process:services.exe (Services and Controller app by Microsoft)

ResourcesThreads

Averages
 
sechost.dll
Total CPU:0.00020338%
0.272967%
Kernel CPU:0.00005593%
0.107585%
User CPU:0.00014745%
0.165382%
CPU cycles:2,599/sec
5,741,424/sec
Memory:124 KB
1.16 MB
alg.exe (main module)
Total CPU:0.00014121%
Kernel CPU:0.00011993%
User CPU:0.00002128%
CPU cycles:1,919/sec
Memory:88 KB

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 58.50%
Windows 7 Ultimate 23.50%
Windows 7 Professional 9.00%
Windows Vista Home Premium 3.50%
Windows 7 Home Basic 2.50%
Windows 7 Starter 1.00%
Windows Seven Black Edition 0.50%
Windows Vista Home Basic 0.50%
Windows 8 Enterprise Evaluation 0.50%
Windows 8 Pro 0.50%

Distribution by countryDistribution by country

United States installs about 49.75% of Application Layer Gateway Service.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Dell 26.57%
Hewlett-Packard 17.71%
Toshiba 14.76%
ASUS 13.28%
Acer 10.70%
Sony 3.69%
GIGABYTE 2.95%
Lenovo 2.95%
Samsung 2.58%
MSI 1.48%
Alienware 0.74%
Medion 0.74%
Intel 0.74%
Gateway 0.74%
Sahara 0.37%
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