Should I block it?

45%

45% of PCs block this file from running.

Possible reason:

Performance resource utilization

Additional versions

6.13.0.13771	10.78%
6.12.0.13601	2.61%
6.11.0.13348	4.17%
6.11.0.13307	0.87%
6.10.0.13089	1.39%
6.9.0.12585	12.17%
6.8.0.12323	0.17%
6.7.0.12055	4.52%
6.6.0.11664	16.70%
6.5.0.11422	12.52%
6.4.0.11328	4.87%
6.3.0.11079	20.17%
6.2.0.10687	2.96%
6.1.0.10441	2.78%
6.0.0.10297	2.09%
6.0.0.10201	1.22%

Relationships

Parent process

services.exe (Services and Controller app by Microsoft)

Related files

c2c_service.exe

Skype Click to Call by Skype Technologies SA (Signed)

Remove c2c_service.exe

Version:	6.4.0.11328
MD5:	3740b83aec21d981065d7e819bd7e878
SHA1:	f59ad44bc67bb5c7b74ed19cfb9368339f486c42
SHA256:	c36b8555b6440ee3c26309d8c327022911558492769812ca7daaee3ba3ad51c1

What is c2c_service.exe?

The Click & Call Advertising with Skype plug-in highlights Skype contacts and phone numbers on most websites. Within the web browser such as Internet Explorer, click on the number to call it with Skype. Phone numbers and Skype contacts are highlighted wherever they appear on the web.

About c2c_service.exe (from Skype Technologies SA)

“Call numbers instantly, anywhere on the web, with just one click. It’s like magic – once you install Skype Click to Call, you can call on the web with just one click. Call numbers marked 'free' at no ”

Overview

c2c_service.exe runs as a service under the name Skype C2C Service with extensive SYSTEM privileges (full administrator access). This is typically installed with the program Skype Click to Call published by Skype Technologies S.A.. The file is digitally signed by Skype Technologies SA which was issued by the VeriSign certificate authority (CA).

Details

File name:	c2c_service.exe
Publisher:	Skype Technologies S.A.
Product name:	Skype Click to Call
Description:	Skype C2C Service
Typical file path:	C:\ProgramData\skype\toolbars\skype c2c service\c2c_service.exe
File version:	6.4.0.11328
Size:	3.14 MB (3,290,304 bytes)
Certificate
Issued to:	Skype Technologies SA
Authority (CA):	VeriSign
Digital DNA
PE subsystem:	Windows Console
File packed:	No
.NET CLR:	No

More details

Programs

The following program will install this file

Skype Click to Call

Skype Technologies S.A.

22% remove

Behaviors

Service

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

'Skype C2C Service'

Resource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)

Averages

CPU
Total CPU:	0.00086446%	0.028634%
Kernel CPU:	0.00048479%	0.013761%
User CPU:	0.00037966%	0.014873%
Kernel CPU time:	102,637 ms/min	100,923,805ms/min
CPU cycles:	1,307,036/sec	17,470,203/sec
Context switches:	51/sec	284/sec
Memory
Private memory:	3.18 MB	21.59 MB
Private (maximum):	6.28 MB
Private (minimum):	4.16 MB
Non-paged memory:	3.18 MB	21.59 MB
Virtual memory:	56.26 MB	140.96 MB
Virtual memory (peak):	69.19 MB	169.69 MB
Working set:	4.79 MB	18.61 MB
Working set (peak):	6.87 MB	37.95 MB
Page faults:	13,307/min	2,039/min
I/O
I/O read transfer:	43 Bytes/sec	1.02 MB/min
I/O read operations:	1/sec	343/min
I/O write transfer:	0 Bytes/sec	274.99 KB/min
I/O write operations:	1/sec	227/min
I/O other transfer:	31 Bytes/sec	448.09 KB/min
I/O other operations:	1/sec	1,671/min
Resource allocations
Threads:	7	12
Handles:	143	600
GUI GDI count:	4	103
GUI USER count:	2	49

Process properties

Integrety level:	System
Platform:	64-bit
Command lines:	"C:\ProgramData\skype\toolbars\skype c2c service\c2c_service.exe" "C:\Documents and Settings\user\Application data\skype\toolbars\skype c2c service\c2c_service.exe"
Owner:	SYSTEM
Windows Service
Service name:	Skype C2C Service
Description:	“Skype Click to Call Update Service”
Type:	Win32OwnProcess
Parent process:	services.exe (Services and Controller app by Microsoft)

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