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

GuardMailRu.exe

GuardMailRu Module by LLC Mail.Ru (Signed)

Remove GuardMailRu.exe
Version:   1, 0, 0, 501
MD5:   3017a7af50b0e72cc2a022592993ff79
SHA1:   2c2b1f55b92bc6159d573dfa2d48c4d7767d3f29
SHA256:   2fdcb5b67fe37899ef213f71ab031a8dc207c9904d3162363020f0b14937cd96

Overview

guardmailru.exe runs as a service under the name Guard.Mail.ru with extensive SYSTEM privileges (full administrator access). 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 [email protected] 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).

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, 501
Size:2.17 MB (2,276,384 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
[email protected] is part of the Guard Mail service.
Mail.Ru
42% remove
Guard.Mail.ru 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

ResourcesResource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)
Averages
 
CPU
Total CPU:0.00332370%
0.028634%
Kernel CPU:0.00259062%
0.013761%
User CPU:0.00073308%
0.014873%
Kernel CPU time:436,875 ms/min
100,923,805ms/min
Context switches:5/sec
284/sec
Memory
Private memory:3.35 MB
21.59 MB
Private (maximum):9.74 MB
Private (minimum):3.94 MB
Non-paged memory:3.35 MB
21.59 MB
Virtual memory:74.01 MB
140.96 MB
Virtual memory (peak):77.02 MB
169.69 MB
Working set:9.54 MB
18.61 MB
Working set (peak):10 MB
37.95 MB
Resource allocations
Threads:8
12
Handles:231
600
GUI GDI count:48
103
GUI USER count:26
49

BehaviorsProcess properties

Integrety level:Undefined
Platform:32-bit
Command line:"C:\Program Files\mail.ru\guard\guardmailru.exe"
Owner:SYSTEM
Windows Service
Service name:Guard.Mail.ru
Type:Win32OwnProcess
Parent process:guardmailru.exe (GuardMailRu Module by LLC Mail.Ru)

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%
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