Should I block it?

No, this file is 100% safe to run.

Relationships

Parent process
Related files

PE structurePE file structure

Show functions
Import table
api-ms-win-core-errorhandling-l1-1-0.dll
SetUnhandledExceptionFilter, UnhandledExceptionFilter, GetLastError
api-ms-win-core-handle-l1-1-0.dll
CloseHandle, DuplicateHandle
api-ms-win-core-heap-l1-1-0.dll
HeapSetInformation
api-ms-win-core-interlocked-l1-1-0.dll
InterlockedIncrement, InterlockedDecrement, InterlockedExchange, InterlockedCompareExchange
api-ms-win-core-libraryloader-l1-1-0.dll
LoadStringW, GetModuleHandleW, GetProcAddress, FreeLibrary, GetModuleHandleA, LoadLibraryExA
api-ms-win-core-localregistry-l1-1-0.dll
RegNotifyChangeKeyValue, RegQueryValueExW, RegOpenKeyExW, RegSetValueExW, RegCloseKey
api-ms-win-core-misc-l1-1-0.dll
LocalAlloc, Sleep, LocalFree
api-ms-win-core-processthreads-l1-1-0.dll
OpenProcessToken, OpenThreadToken, GetCurrentThread, ProcessIdToSessionId, SetThreadToken, GetCurrentProcess, GetProcessId, GetCurrentThreadId, GetCurrentProcessId, TerminateProcess
api-ms-win-core-profile-l1-1-0.dll
QueryPerformanceCounter
api-ms-win-core-synch-l1-1-0.dll
WaitForSingleObject, OpenEventW, SetEvent, InitializeCriticalSection, OpenProcess, CreateEventW, WaitForMultipleObjectsEx, ResetEvent, DeleteCriticalSection
api-ms-win-core-sysinfo-l1-1-0.dll
GetTickCount, GetSystemTimeAsFileTime, GetTickCount64
api-ms-win-core-threadpool-l1-1-0.dll
UnregisterWaitEx
api-ms-win-security-base-l1-1-0.dll
SetSecurityDescriptorGroup, CopySid, InitializeSecurityDescriptor, GetTokenInformation, AdjustTokenPrivileges, SetSecurityDescriptorDacl, GetLengthSid, IsValidSid, DuplicateTokenEx, GetSecurityDescriptorLength, CreateWellKnownSid, MakeSelfRelativeSD, MakeAbsoluteSD, CheckTokenMembership, DuplicateToken, AddAce, GetAce, InitializeAcl, GetAclInformation, GetSecurityDescriptorDacl, RevertToSelf, ImpersonateLoggedOnUser, AccessCheckAndAuditAlarmW, IsValidSecurityDescriptor, EqualSid, SetSecurityDescriptorOwner
api-ms-win-service-management-l1-1-0.dll
OpenSCManagerW, OpenServiceW, StartServiceW, CloseServiceHandle
api-ms-win-service-management-l2-1-0.dll
QueryServiceConfigW, NotifyServiceStatusChangeW
api-ms-win-service-winsvc-l1-1-0.dll
QueryServiceStatus, I_ScSendTSMessage
kernel32.dll
QueueUserWorkItem, GetComputerNameW, WaitForMultipleObjects, RegisterWaitForSingleObject, LoadLibraryW, DelayLoadFailureHook, HeapAlloc, GetProcessHeap, HeapFree, ExpandEnvironmentStringsW, SetLastError, OutputDebugStringA, RtlCaptureStackBackTrace, LocalSize, SleepEx, GetVersionExW, CreateProcessW, DebugBreak, IsDebuggerPresent, GetSystemDirectoryW, RegCreateKeyExW, RegOpenCurrentUser, RegEnumKeyExW, VerifyVersionInfoW, VerSetConditionMask
msvcrt.dll
DllMain
ntdll.dll
NtDelayExecution, RtlUnhandledExceptionFilter, EtwUnregisterTraceGuids, EtwRegisterTraceGuidsW, EtwGetTraceLoggerHandle, EtwGetTraceEnableLevel, EtwGetTraceEnableFlags, EtwTraceMessage, EtwEventWrite, RtlInitializeResource, EtwEventUnregister, RtlDeleteResource, NtNotifyChangeSession, RtlInsertElementGenericTable, RtlLookupElementGenericTable, RtlDeleteElementGenericTable, NtOpenEvent, RtlInitUnicodeString, RtlInitializeGenericTable, RtlEnumerateGenericTable, NtOpenSession, NtSetSystemInformation, NtQuerySystemTime, NtFreeVirtualMemory, NtAllocateVirtualMemory, RtlConnectToSm, RtlSendMsgToSm, NtDuplicateToken, RtlRaiseException, RtlAcquireResourceExclusive, RtlAcquireResourceShared, RtlReleaseResource, NtQuerySystemInformation, RtlEqualSid, NtSetSecurityObject, NtQuerySecurityObject, NtOpenSymbolicLinkObject, NtQueryDirectoryObject, NtCreateDirectoryObject, NtQueryValueKey, NtOpenKey, NtDuplicateObject, NtQueryInformationProcess, RtlMapGenericMask, RtlGetAce, RtlQueryInformationAcl, RtlGetDaclSecurityDescriptor, RtlCreateUserSecurityObject, RtlGetOwnerSecurityDescriptor, RtlDeleteAce, RtlSetGroupSecurityDescriptor, RtlCopySecurityDescriptor, RtlGetGroupSecurityDescriptor, NtTerminateProcess, NtWaitForSingleObject, RtlPrefixUnicodeString, NtClose, NtCreateEvent, RtlNumberGenericTableElements, RtlFreeSid, RtlSetDaclSecurityDescriptor, RtlAddAccessAllowedAce, RtlCreateAcl, RtlCreateSecurityDescriptor, RtlLengthSid, RtlAllocateAndInitializeSid, NtCreatePort, NtCompleteConnectPort, NtAcceptConnectPort, NtReplyPort, DbgPrint, NtOpenProcess, NtCreateSection, NtReplyWaitReceivePort, RtlNtStatusToDosError, NtQueryLicenseValue, RtlLeaveCriticalSection, RtlEnterCriticalSection, RtlAdjustPrivilege, NtQueryInformationToken, EtwEventRegister
rpcrt4.dll
RpcServerTestCancel, NdrAsyncServerCall, NdrServerCall2, RpcImpersonateClient, RpcRevertToSelf, I_RpcMapWin32Status, UuidCreate, UuidToStringW, RpcAsyncCompleteCall, RpcServerSubscribeForNotification, RpcServerInqCallAttributesW, RpcServerInqDefaultPrincNameW, RpcServerRegisterAuthInfoW, RpcServerUnsubscribeForNotification, I_RpcBindingIsClientLocal, I_RpcBindingInqLocalClientPID, RpcServerUseProtseqEpW, RpcServerRegisterIfEx, RpcServerListen, RpcBindingToStringBindingW, RpcStringBindingParseW, RpcMgmtWaitServerListen, RpcStringFreeW
sysntfy.dll
SysNotifyStartServer
wmsgapi.dll
WmsgSendMessage

lsm.exe

Servicio de administrador de sesión local by Microsoft

Remove lsm.exe
Version:   6.1.7264.0 (win7_rtm.090622-1900)
MD5:   d5300a66f3c3aaa03e782b5584beaae9
SHA1:   72be15f16e4ceb26285fa0c6556b9a12949741b4
This is a Windows system installed file with Windows File Protection (WFP) enabled.

Overview

lsm.exe executes as a process under the SYSTEM account with extensive privileges (the system and the administrator accounts have the same file privileges) typically within the context of its parent wininit.exe (by Microsoft). This version is designed to run on Windows 7 and is compiled as a 32 bit program.

DetailsDetails

File name:lsm.exe
Publisher:Microsoft Corporation
Product name:Servicio de administrador de sesión local
Description:Sistema operativo Microsoft® Windows®
Typical file path:C:\Windows\System32\lsm.exe
Original name:lsm.exe.mui
File version:6.1.7264.0 (win7_rtm.090622-1900)
Product version:6.1.7264.0
Size:255 KB (261,120 bytes)
Build date:7/10/2009 11:50 PM
Digital DNA
PE subsystem:Windows Console
File packed:No
Code language:Microsoft Visual C++
.NET CLR:No
More details

ResourcesResource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Averages
 
CPU
Total CPU:0.00203427%
0.028634%
Kernel CPU:0.00112718%
0.013761%
User CPU:0.00090709%
0.014873%
Kernel CPU time:718 ms/min
100,923,805ms/min
Memory
Private memory:1.63 MB
21.59 MB
Private (maximum):1.32 MB
Private (minimum):1.25 MB
Non-paged memory:1.63 MB
21.59 MB
Virtual memory:14.67 MB
140.96 MB
Virtual memory (peak):14.92 MB
169.69 MB
Working set:1.28 MB
18.61 MB
Working set (peak):3.32 MB
37.95 MB
Resource allocations
Threads:10
12
Handles:149
600

BehaviorsProcess properties

Integrety level:System
Platform:32-bit
Owner:SYSTEM
Parent process:wininit.exe (by Microsoft)

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Ultimate 100.00%

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Dell 100.00%
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