Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

6.4.24.0 83.33%
6.4.24.0 16.67%
(Note, Lexmark International publishes each variation of this file with the same version, but the hashes are unique.)

Relationships

Parent process
Related files

PE structurePE file structure

Show functions
Import table
advapi32.dll
RegDeleteKeyA, RegDeleteValueA, RegOpenKeyExA, RegQueryValueExA, RegCloseKey, InitializeSecurityDescriptor, SetSecurityDescriptorDacl, RegEnumKeyExA, RegSetValueExA, RegCreateKeyExA, RegEnumValueA, FreeSid, AllocateAndInitializeSid, GetAce, SetKernelObjectSecurity, GetSecurityDescriptorDacl, SetSecurityInfo, InitializeAcl, AddAccessAllowedAce, ControlService, CloseServiceHandle, OpenServiceA, OpenSCManagerA, StartServiceA, IsValidSid, GetLengthSid
kernel32.dll
GetCommandLineA, GetCurrentProcess, SetPriorityClass, GetTickCount, FormatMessageA, WideCharToMultiByte, MultiByteToWideChar, InitializeCriticalSection, DeleteCriticalSection, EnterCriticalSection, LeaveCriticalSection, DeleteFileA, GetWindowsDirectoryA, GetCurrentThreadId, WriteFile, SetFilePointer, GetFileSize, CreateFileA, GetCurrentProcessId, GetLocalTime, WaitForSingleObject, SetEvent, ResetEvent, CreateEventA, OpenEventA, SetThreadPriority, GetModuleFileNameA, SetLastError, GetVersionExA, GetExitCodeProcess, CreateProcessA, ReleaseMutex, CreateMutexA, lstrcpynA, lstrcatA, lstrcpyA, InterlockedIncrement, InterlockedDecrement, TerminateThread, RaiseException, RtlUnwind, ExitProcess, GetStartupInfoA, ExitThread, TlsSetValue, TlsGetValue, CreateThread, HeapAlloc, HeapFree, GetCPInfo, HeapReAlloc, LCMapStringA, LCMapStringW, GetTimeFormatA, GetDateFormatA, CompareStringA, CompareStringW, GetStringTypeA, GetStringTypeW, SetUnhandledExceptionFilter, TlsFree, TlsAlloc, QueryPerformanceCounter, GetSystemTimeAsFileTime, TerminateProcess, HeapSize, GetStdHandle, UnhandledExceptionFilter, FreeEnvironmentStringsA, GetEnvironmentStrings, FreeEnvironmentStringsW, GetEnvironmentStringsW, SetHandleCount, GetFileType, HeapDestroy, HeapCreate, VirtualFree, GetACP, GetOEMCP, FlushFileBuffers, VirtualProtect, VirtualAlloc, GetSystemInfo, VirtualQuery, IsBadWritePtr, GetUserDefaultLCID, EnumSystemLocalesA, IsValidLocale, IsValidCodePage, IsBadReadPtr, IsBadCodePtr, GetTimeZoneInformation, SetStdHandle, ReadFile, GetLocaleInfoW, SetEndOfFile, SetEnvironmentVariableA, CloseHandle, GetSystemDirectoryA, GetComputerNameA, Sleep, GetModuleHandleA, LoadLibraryA, GetProcAddress, GetLastError, GetLocaleInfoA, FreeLibrary
ole32.dll
CoReleaseServerProcess, CoAddRefServerProcess
user32.dll
FindWindowA, SendMessageA
winspool.drv
DeleteMonitorA

lxczcoms.exe

Printer Communication System by Lexmark International (Signed)

Remove lxczcoms.exe
Version:   6.4.24.0
MD5:   f174b71be5aec7a5b86fc54490c8fa69
SHA1:   cb5ef6f137a8b44d7de4afbd9f402ea64e3a2d5a
SHA256:   e4f97878c7f66e715530d7785b6af9efe6cbf03b50188106e3bf488c461cc84e

Overview

lxczcoms.exe runs as a service under the name lxcz_device with extensive SYSTEM privileges (full administrator access). The assembly utilizes the .NET run-time framework (which is required to be installed on the PC). The file is digitally signed by Lexmark International which was issued by the Thawte Consulting (Pty) Ltd. certificate authority (CA).

DetailsDetails

File name:lxczcoms.exe
Product name:Printer Communication System
Typical file path:C:\Windows\System32\lxczcoms.exe
Original name:GN__coms.exe
File version:6.4.24.0
Size:552.92 KB (566,192 bytes)
Certificate
Issued to:Lexmark International
Authority (CA):Thawte Consulting (Pty) Ltd.
Effective date:Friday, April 8, 2005
Expiration date:Sunday, April 8, 2007
Digital DNA
File packed:No
Code language:Microsoft Visual C# / Basic .NET
.NET CLR:Yes
.NET NGENed:No
More details

BehaviorsBehaviors

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

ResourcesResource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Averages
 
CPU
Total CPU:0.00080119%
0.028634%
Kernel CPU:0.00041599%
0.013761%
User CPU:0.00038519%
0.014873%
Kernel CPU time:338 ms/min
100,923,805ms/min
Memory
Private memory:1.87 MB
21.59 MB
Private (maximum):5.36 MB
Private (minimum):3.11 MB
Non-paged memory:1.87 MB
21.59 MB
Virtual memory:51.36 MB
140.96 MB
Virtual memory (peak):57.6 MB
169.69 MB
Working set:3.98 MB
18.61 MB
Working set (peak):6.56 MB
37.95 MB
Page faults:10,891/min
2,039/min
Resource allocations
Threads:7
12
Handles:85
600

BehaviorsProcess properties

Integrety level:Undefined
Platform:64-bit
Command line:C:\Windows\System32\lxczcoms.exe -service
Owner:SYSTEM
Windows Service
Service name:lxcz_device
Type:Win32OwnProcess, InteractiveProcess
Parent process:services.exe (Services and Controller app by Microsoft)

ResourcesThreads

Averages
 
msvcrt.dll (Windows NT CRT DLL by Microsoft)
Total CPU:0.00425656%
0.272967%
Kernel CPU:0.00212828%
0.107585%
User CPU:0.00212828%
0.165382%
CPU cycles:46,728/sec
5,741,424/sec
Memory:660 KB
1.16 MB
lxczcoms.exe (main module)
Total CPU:0.00001967%
Kernel CPU:0.00001139%
User CPU:0.00000828%
CPU cycles:135/sec
Memory:584 KB

Common loaded modules

These are modules that are typiclaly loaded within the context of this process.

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 8 33.33%
Windows 7 Home Premium 33.33%
Windows Vista Home Premium 16.67%
Windows 7 Ultimate 16.67%

Distribution by countryDistribution by country

United States installs about 83.33% of Printer Communication System.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Dell 50.00%
Acer 25.00%
Gateway 25.00%
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