Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

1, 0, 0, 596 16.33%
1, 0, 0, 556 8.16%
1, 0, 0, 549 2.04%
1, 0, 0, 548 2.04%
1, 0, 0, 545 24.49%
1, 0, 0, 501 4.08%
1, 0, 0, 501 2.04%
1, 0, 0, 493 8.16%
1, 0, 0, 462 22.45%
1, 0, 0, 453 2.04%
1, 0, 0, 448 2.04%
1, 0, 0, 339 2.04%
1, 0, 0, 241 2.04%
1, 0, 0, 210 2.04%

Relationships

Parent process
Related files

PE structurePE file structure

Show functions
Import table
advapi32.dll
ControlService, RegCloseKey, RegQueryValueExW, LookupAccountNameW, ConvertStringSidToSidW, GetLengthSid, SetTokenInformation, GetUserNameW, AllocateAndInitializeSid, FreeSid, EqualSid, RegEnumValueW, QueryServiceStatus, QueryServiceStatusEx, DeleteService, OpenSCManagerW, CreateServiceW, OpenServiceW, ChangeServiceConfigW, CloseServiceHandle, ChangeServiceConfig2W, StartServiceW, StartServiceCtrlDispatcherW, RegisterServiceCtrlHandlerW, SetServiceStatus, RegQueryInfoKeyW, RegDeleteValueW, CreateProcessAsUserW, DuplicateTokenEx, RegSetValueExW, RegEnumKeyExW, RegDeleteKeyW, RegOpenKeyExW, OpenProcessToken, GetTokenInformation, LookupAccountSidW, ConvertSidToStringSidW, RegCreateKeyExW, InitializeSecurityDescriptor, SetSecurityDescriptorDacl, LookupPrivilegeValueW, AdjustTokenPrivileges, SetEntriesInAclW
comctl32.dll
InitCommonControlsEx, _TrackMouseEvent
gdi32.dll
GetObjectW, CreateSolidBrush, SelectObject, CreateFontIndirectW, DeleteDC, DPtoLP, GetDeviceCaps, GetStockObject, SetBkMode, SetTextColor, CreateCompatibleDC, SetViewportOrgEx, CreateCompatibleBitmap, MoveToEx, LineTo, CreatePen, BitBlt, DeleteObject
kernel32.dll
DllMain
ole32.dll
CoGetClassObject, OleLockRunning, StringFromGUID2, CLSIDFromProgID, CoUninitialize, CoTaskMemFree, CoCreateInstance, CoTaskMemAlloc, CLSIDFromString, OleInitialize, CreateStreamOnHGlobal, CoInitialize, CoCreateGuid, OleUninitialize, StringFromCLSID, CoTaskMemRealloc
psapi.dll
EnumProcesses, EnumProcessModules, GetModuleFileNameExW, GetModuleBaseNameW, GetProcessImageFileNameA
rpcrt4.dll
RpcMgmtWaitServerListen, RpcServerUnregisterIf, NdrServerCall2, NdrClientCall2, RpcStringBindingComposeW, RpcBindingFromStringBindingW, RpcBindingSetOption, RpcBindingFree, RpcStringFreeW, RpcServerUseProtseqEpW, RpcServerRegisterIf, RpcServerListen, RpcMgmtStopServerListening
shell32.dll
ShellExecuteW, CommandLineToArgvW, SHGetSpecialFolderPathW, SHGetFolderPathW, ShellExecuteExW, FindExecutableW
shlwapi.dll
PathIsURLW, PathFindFileNameW, wvnsprintfA
urlmon.dll
CoInternetParseUrl
user32.dll
IsWindow, ShowWindow, GetClientRect, SendMessageW, GetWindowTextLengthW, GetWindowTextW, GetDlgItem, GetWindowLongW, CreateWindowExW, SetWindowLongW, wsprintfW, LoadStringA, LoadStringW, GetParent, SetWindowTextW, SetWindowPos, DrawTextW, DefWindowProcW, ReleaseDC, GetDC, CharNextW, OffsetRect, SetRectEmpty, LoadCursorW, GetClassNameW, DestroyWindow, ScreenToClient, UpdateWindow, InvalidateRect, IsWindowEnabled, SetCapture, SetFocus, GetDlgCtrlID, CallWindowProcW, PtInRect, FillRect, IsWindowVisible, DrawFocusRect, UnregisterClassA, CharUpperW, CharLowerW, EnableWindow, PostQuitMessage, SetTimer, EndDialog, MapDialogRect, IsDialogMessageW, SetWindowContextHelpId, CreateDialogIndirectParamW, RegisterWindowMessageW, CreateAcceleratorTableW, RegisterClassExW, GetClassInfoExW, GetWindow, DestroyAcceleratorTable, GetDesktopWindow, IsChild, RedrawWindow, InvalidateRgn, ClientToScreen, MoveWindow, CreateDialogParamW, PostMessageW, MessageBoxW, PeekMessageW, GetMessageW, TranslateMessage, DispatchMessageW, SystemParametersInfoW, KillTimer, GetWindowRect, MapWindowPoints, GetSystemMetrics, LoadImageW, GetSysColor, GetFocus, GetCapture, ReleaseCapture, EndPaint, BeginPaint, GetCursorPos, SetCursor, wsprintfA
userenv.dll
DestroyEnvironmentBlock, CreateEnvironmentBlock, UnloadUserProfile, LoadUserProfileW
version.dll
VerQueryValueW, GetFileVersionInfoW, GetFileVersionInfoSizeW
wininet.dll
InternetOpenUrlW, InternetCloseHandle, InternetSetOptionW, InternetOpenW, InternetReadFile, InternetQueryDataAvailable, HttpQueryInfoW
ws2_32.dll
freeaddrinfo, WSARecv, WSASend, WSASocketW, getaddrinfo
wtsapi32.dll
WTSFreeMemory, WTSEnumerateSessionsW, WTSQueryUserToken

GuardMailRu.exe

GuardMailRu Module by LLC Mail.Ru (Signed)

Remove GuardMailRu.exe
Version:   1, 0, 0, 493
MD5:   96a768dd52ff0115fff85142056b3af0
SHA1:   89b449296d96234aafdc1baa497d31b2a7a08ac8
SHA256:   9d4e5dc18886a948ffedb094e1fd0f39da549e4c7ec82593fdba6012d5090939

Overview

guardmailru.exe runs as a service under the name Guard.Mail.ru within the local user context. It is set to be start when the PC boots and any user logs into Windows (added to the Run registry key for the all users under the local machine). It is installed with a couple of know programs including Guard.Mail.ru published by Mail.Ru, Guard.Mail.ru from Mail.Ru and Guard.Mail.ru by Mail.Ru. The file is digitally signed by LLC Mail.Ru which was issued by the Thawte certificate authority (CA). Note, some antivirus scanners have flagged this file, however it is not necessarily considered malware (see below for details).

DetailsDetails

File name:guardmailru.exe
Product name:GuardMailRu Module
Typical file path:C:\Program Files\mail.ru\guard\guardmailru.exe
File version:1, 0, 0, 493
Size:2.16 MB (2,261,024 bytes)
Certificate
Issued to:LLC Mail.Ru
Authority (CA):Thawte
Effective date:Monday, September 12, 2011
Expiration date:Wednesday, July 2, 2014
Digital DNA
PE subsystem:Windows GUI
File packed:No
.NET CLR:No
More details

ResourcesPrograms

The following programs will install this file
Mail.Ru
42% remove
Guard.Mail.ru is part of the Guard Mail service.
Mail.Ru
42% remove
[email protected] is part of the Guard Mail service.

BehaviorsBehaviors

Services
Runs under 'SYSTEM\CurrentControlSet\Services' by the Service Controller (services.exe)
  • 'Guard.Mail.ru'
Startup files (all users) run
Runs under the registry key 'HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run'
  • 'Guard.Mail.ru.gui' → "C:\Program Files\Mail.Ru\Guard\GuardMailRu.exe" /gui
Network connections
  • [TCP] kojura.mail.ru (217.69.133.27:80)

  • ResourcesResource utilization

    (Note: statistics below are averages based on a minimum sample size of 200 unique participants)
    Averages
     
    CPU
    Total CPU:0.00102093%
    0.028634%
    Kernel CPU:0.00060776%
    0.013761%
    User CPU:0.00041317%
    0.014873%
    Kernel CPU time:219,805,409 ms/min
    100,923,805ms/min
    CPU cycles:127/sec
    17,470,203/sec
    Context switches:26/sec
    284/sec
    Memory
    Private memory:3.17 MB
    21.59 MB
    Private (maximum):9.22 MB
    Private (minimum):2.34 MB
    Non-paged memory:3.17 MB
    21.59 MB
    Virtual memory:93.26 MB
    140.96 MB
    Virtual memory (peak):96.91 MB
    169.69 MB
    Working set:3.39 MB
    18.61 MB
    Working set (peak):9.27 MB
    37.95 MB
    Page faults:178,919/min
    2,039/min
    I/O
    I/O read transfer:0 Bytes/sec
    1.02 MB/min
    I/O read operations:1/sec
    343/min
    I/O other transfer:0 Bytes/sec
    448.09 KB/min
    I/O other operations:1/sec
    1,671/min
    Resource allocations
    Threads:11
    12
    Handles:223
    600
    GUI GDI count:58
    103
    GUI GDI peak:60
    142
    GUI USER count:45
    49
    GUI USER peak:48
    71

    BehaviorsProcess properties

    Integrety level:System
    Platform:32-bit
    Command line:"C:\Program Files\mail.ru\guard\guardmailru.exe"
    Owner:User
    Windows Service
    Service name:Guard.Mail.ru
    Type:Win32OwnProcess
    Parent processes:

    Windows OS versionsDistribution by Windows OS

    OS versiondistribution
    Microsoft Windows XP 42.86%
    Windows 7 Ultimate 24.49%
    Windows 7 Home Basic 14.29%
    Windows 7 Home Premium 12.24%
    Windows 7 Professional 6.12%

    Distribution by countryDistribution by country

    Russia installs about 32.65% of GuardMailRu Module.

    OEM distributionDistribution by PC manufacturer

    PC Manufacturerdistribution
    ASUS 43.24%
    Samsung 13.51%
    Dell 10.81%
    Hewlett-Packard 10.81%
    GIGABYTE 8.11%
    American Megatrends 5.41%
    Lenovo 5.41%
    Acer 2.70%
    Should I remove It? Clean your PC of unwanted adware, toolbars and bloatware.

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