Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

6.4.24.0 50.00%
6.4.24.0 50.00%
(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

lxcjcoms.exe

Printer Communication System by Lexmark International (Signed)

Remove lxcjcoms.exe
Version:   6.4.24.0
MD5:   4cfc2d1810769682e60d002afc33b0e6
SHA1:   165dcc5e319bfb04f7081e979f973330547f454e
SHA256:   5a7d8006429a426e7898ef8d3184016be007619b0cf311f734a8529de374f16f

Overview

lxcjcoms.exe runs as a service under the name lxcj_device with extensive SYSTEM privileges (full administrator access). The file is digitally signed by Lexmark International which was issued by the Thawte Consulting (Pty) Ltd. certificate authority (CA).

DetailsDetails

File name:lxcjcoms.exe
Product name:Printer Communication System
Typical file path:C:\Windows\System32\lxcjcoms.exe
Original name:GN__coms.exe
File version:6.4.24.0
Size:524.92 KB (537,520 bytes)
Certificate
Issued to:Lexmark International
Authority (CA):Thawte Consulting (Pty) Ltd.
Effective date:Thursday, August 4, 2005
Expiration date:Saturday, August 4, 2007
Digital DNA
PE subsystem:Windows GUI
File packed:No
.NET CLR:No
More details

BehaviorsBehaviors

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

ResourcesResource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Averages
 
CPU
Total CPU:0.00899155%
0.028634%
Kernel CPU:0.00373426%
0.013761%
User CPU:0.00525730%
0.014873%
Kernel CPU time:5,663 ms/min
100,923,805ms/min
CPU cycles:3,012,336/sec
17,470,203/sec
Memory
Private memory:2.69 MB
21.59 MB
Private (maximum):6.6 MB
Private (minimum):4.14 MB
Non-paged memory:2.69 MB
21.59 MB
Virtual memory:53.94 MB
140.96 MB
Virtual memory (peak):66.6 MB
169.69 MB
Working set:4.23 MB
18.61 MB
Working set (peak):7.48 MB
37.95 MB
Page faults:95,076/min
2,039/min
I/O
I/O read transfer:3 Bytes/sec
1.02 MB/min
I/O read operations:1/sec
343/min
I/O write transfer:3 Bytes/sec
274.99 KB/min
I/O write operations:1/sec
227/min
I/O other transfer:1.7 KB/sec
448.09 KB/min
I/O other operations:260/sec
1,671/min
Resource allocations
Threads:5
12
Handles:97
600

BehaviorsProcess properties

Integrety level:System
Platform:32-bit
Command line:C:\Windows\System32\lxcjcoms.exe -service
Owner:SYSTEM
Windows Service
Service name:lxcj_device
Type:Win32OwnProcess, InteractiveProcess
Parent process:services.exe (Services and Controller app by Microsoft)

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 50.00%
Windows Vista Home Premium 50.00%

Distribution by countryDistribution by country

United States installs about 100.00% of Printer Communication System.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Hewlett-Packard 100.00%
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