Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

11,5,0,0228 76.67%
11,5,0,0192 6.20%
11,5,0,0155 1.99%
11,5,0,0152 2.98%
11,0,0,2014 4.96%
11,0,0,2009 1.49%
10,0,0,1270 3.97%
10,0,0,1258 0.25%
10,0,0,1102 0.25%
10,0,0,542 0.50%
10,0,0,331 0.50%
9,0,0,2162 0.25%

Relationships

Parent processes
Child processes
Related files

YahooMessenger.exe

Yahoo! Messenger by Yahoo! Inc. (Signed)

Remove YahooMessenger.exe
Version:   11,5,0,0228
MD5:   127cd00925c1a2b759765c5b9600de30
SHA1:   437329a7a24ef7adbb25dbb5d20755e528923773
SHA256:   22a9710b84873622eb1027552f3e7cc3e054ff367010149822f476a143556335

What is YahooMessenger.exe?

Yahoo! Messenger (YIM) is an ad-supported instant messaging client and protocol by Yahoo!. Yahoo! Messenger is provided free of charge and can be downloaded and used with a generic "Yahoo! ID" which also allows access to other Yahoo! services, such as Yahoo! Mail, where users can be automatically notified when they receive new email.

About YahooMessenger.exe (from Yahoo! Inc.)

“Just sign into Yahoo! Mail to enjoy the same Yahoo! Messenger for the Web service you know and love. Yahoo! Messenger within Yahoo! Mail also allows you to chat with your Facebook and Windows Live fri”

DetailsDetails

File name:YahooMessenger.exe
Publisher:Yahoo! Inc.
Product name:Yahoo! Messenger
Typical file path:C:\Program Files\Yahoo!\messenger\yahoomessenger.exe
File version:11,5,0,0228
Size:6.29 MB (6,595,928 bytes)
Certificate
Issued to:Yahoo! Inc.
Authority (CA):VeriSign
Effective date:Wednesday, August 12, 2009
Expiration date:Sunday, September 2, 2012
Digital DNA
PE subsystem:Windows GUI
Entropy:6.472139
File packed:No
Code language:Microsoft Visual C++ 8.0
.NET CLR:No
More details

ResourcesPrograms

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7% remove
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Yahoo!7 Messenger
 Yahoo! Inc.
3% remove
“Just sign into Yahoo! Mail to enjoy the same Yahoo! Messenger for the Web service you know and love. Yahoo! Messenger within Yahoo! Mail also allows you to chat with your Facebook and Windows Live friends without requiring any installation. Send text messages in real-time to your friends on Yahoo! 7 or Windows Live™ Messenger. Share photos from your desktop or Flickr, then discuss them over IM while you and a friend view them together....”
AT&T Yahoo! Messenger
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21% remove
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20% remove
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10% remove
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5% remove
Is a downloadable casual PC game distributed by Yahoo! Games.

BehaviorsBehaviors

Startup files (user) run
Runs under the registry key 'HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run'
  • 'Yahoo! Pager' → "C:\Program Files\Yahoo!\Messenger\YahooMessenger.exe" -quiet
  • 'Messenger (Yahoo!)' → "C:\Program Files1\Yahoo!\Messenger\YahooMessenger.exe" -quiet
Windows firewall allowed programs
Exceptions allow programs to access to the Internet through an outbound connections
  • Firewall exception for 'C:\Program Files\Yahoo!\Messenger\YahooMessenger.exe'
  • Firewall exception for 'C:\Program Files\Yahoo!\Messenger\YahooMessenger.exe'
  • Firewall exception for 'C:\Program Files\Yahoo!\Messenger\YahooMessenger.exe'
Scheduled tasks
  • The task '{FF8FDDAA-FA1C-4738-BB7B-E5395E714A5C}' runs on registration in the path '\{FF8FDDAA-FA1C-4738-BB7B-E5395E714A5C}'
  • The job '{FEE0E7C4-2471-421A-B7F2-B7FCDE86041F}' runs on registration in the path '\{FEE0E7C4-2471-421A-B7F2-B7FCDE86041F}'
  • The task '{FE9DD168-2242-4692-9518-F849B006B42E}' runs on registration in the path '\{FE9DD168-2242-4692-9518-F849B006B42E}'
  • The job '{FE1C49CC-7C9E-41AB-8701-EB745F8F8B56}' runs on registration in the path '\{FE1C49CC-7C9E-41AB-8701-EB745F8F8B56}'
  • The task '{FB9D3C00-9DBC-4D9A-81CF-524478AD3C0E}' runs on registration in the path '\{FB9D3C00-9DBC-4D9A-81CF-524478AD3C0E}'
  • The task '{FA79B2F5-7E02-4809-8B35-37242B09F0D8}' runs on registration in the path '\{FA79B2F5-7E02-4809-8B35-37242B09F0D8}'
  • The job '{F83786B3-255D-426C-8E5F-168388CB160D}' runs on registration in the path '\{F83786B3-255D-426C-8E5F-168388CB160D}'
  • The task '{F029C03D-44A7-4F3C-816A-B58D7D9F118B}' runs on registration in the path '\{F029C03D-44A7-4F3C-816A-B58D7D9F118B}'
  • The job '{E8178761-9854-4275-9D41-EDE6CF69B80D}' runs on registration in the path '\{E8178761-9854-4275-9D41-EDE6CF69B80D}'
  • The job '{DD6C57E2-0A17-411F-A257-F27B425B1E2F}' runs on registration in the path '\{DD6C57E2-0A17-411F-A257-F27B425B1E2F}'
  • The task '{DCD0C27A-7B98-4496-8BB0-54774348BE49}' runs on registration in the path '\{DCD0C27A-7B98-4496-8BB0-54774348BE49}'
  • The job '{D4A77F9F-4019-4429-9E31-6B4663884D3E}' runs on registration in the path '\{D4A77F9F-4019-4429-9E31-6B4663884D3E}'
  • The job '{D14D6992-E2DB-4701-8A81-95FA01C505D3}' runs on registration in the path '\{D14D6992-E2DB-4701-8A81-95FA01C505D3}'
  • The task '{CE655DCC-E3B1-4DEA-BC23-E1FA4814A5F3}' runs on registration in the path '\{CE655DCC-E3B1-4DEA-BC23-E1FA4814A5F3}'
  • The task '{CA6ABFEE-82B1-48B9-8C64-2AB8BF2FF498}' runs on registration in the path '\{CA6ABFEE-82B1-48B9-8C64-2AB8BF2FF498}'
  • The job '{C6969615-5B0C-4F8D-84F3-AD11330140E6}' runs on registration in the path '\{C6969615-5B0C-4F8D-84F3-AD11330140E6}'
  • The task '{BE61EF52-4612-49A3-9671-C4AF05E53DC7}' runs on registration in the path '\{BE61EF52-4612-49A3-9671-C4AF05E53DC7}'
  • The job '{AD0A62EE-2740-442F-9BC9-FFBA94D282D0}' runs on registration in the path '\{AD0A62EE-2740-442F-9BC9-FFBA94D282D0}'
  • The task '{A8F88BC7-0E3B-4FA2-84E9-E9989331C21B}' runs on registration in the path '\{A8F88BC7-0E3B-4FA2-84E9-E9989331C21B}'
  • The job '{A471C0C4-3177-417F-8A98-F9F376A9B149}' runs on registration in the path '\{A471C0C4-3177-417F-8A98-F9F376A9B149}'
  • The task '{A34D260B-18EE-403F-B589-12DA6124FAB7}' runs on registration in the path '\{A34D260B-18EE-403F-B589-12DA6124FAB7}'
  • The task '{9CB61C15-ACD2-4FF6-9262-DDE56B2EF936}' runs on registration in the path '\{9CB61C15-ACD2-4FF6-9262-DDE56B2EF936}'
Network connections
Access through an approved Windows firewall exception
  • [TCP] sip116-p2.voice.ne1.yahoo.com (98.138.26.122:443)
  • [TCP] sip117.voice.ne1.yahoo.com (98.138.26.57:5050)
  • [TCP] mpr6.ngd.vip.ch1.yahoo.com (217.163.21.39:80)
  • [TCP] pinhole101p2.us1.voice.gq1.yahoo.com (98.137.1.177:443)
  • [TCP] sip102.voice.ne1.yahoo.com (98.138.26.42:443)
  • [TCP] sip116-p2.voice.ne1.yahoo.com (98.138.26.122:5050)
  • [TCP] sip105-p1.voice.ne1.yahoo.com (98.138.26.77:443)
  • [TCP] sip112.voice.ne1.yahoo.com (98.138.26.52:443)
  • [TCP] sip115.voice.ne1.yahoo.com (98.138.26.55:443)
  • [TCP] sip105.voice.ne1.yahoo.com (98.138.26.45:5050)
  • [TCP] sip114-p1.voice.ne1.yahoo.com (98.138.26.113:443)
  • [TCP] sip102-p2.voice.ne1.yahoo.com (98.138.26.66:443)
  • [TCP] sip120p1.us1.voice.gq1.yahoo.com (66.196.122.68:443)
  • [TCP] sip109-p1.voice.ne1.yahoo.com (98.138.26.93:443)
  • [TCP] sip109-p3.voice.ne1.yahoo.com (98.138.26.95:443)
  • [TCP] sip113.voice.ne1.yahoo.com (98.138.26.53:443)
  • [TCP] sip106-p1.voice.ne1.yahoo.com (98.138.26.81:443)
  • [TCP] sip108-p2.voice.ne1.yahoo.com (98.138.26.90:443)
  • [TCP] sip120-p1.voice.ne1.yahoo.com (98.138.26.137:443)
  • [TCP] relay111p6.eu1.voice.ir2.yahoo.com (46.228.42.173:443)
  • [TCP] sip119-p2.voice.ne1.yahoo.com (98.138.26.134:443)

    • ResourcesResource utilization

    (Note: statistics below are averages based on a minimum sample size of 200 unique participants)
    Averages
     
    CPU
    Total CPU:0.01670807%
    0.028634%
    Kernel CPU:0.00880538%
    0.013761%
    User CPU:0.00790269%
    0.014873%
    Kernel CPU time:3,917,581 ms/min
    100,923,805ms/min
    CPU cycles:498,433/sec
    17,470,203/sec
    Context switches:328/sec
    284/sec
    Memory
    Private memory:66.95 MB
    21.59 MB
    Private (maximum):59.75 MB
    Private (minimum):21.13 MB
    Non-paged memory:66.95 MB
    21.59 MB
    Virtual memory:252.65 MB
    140.96 MB
    Virtual memory (peak):273.87 MB
    169.69 MB
    Working set:39.6 MB
    18.61 MB
    Working set (peak):65.46 MB
    37.95 MB
    Page faults:510,962/min
    2,039/min
    I/O
    I/O read transfer:31.94 KB/sec
    1.02 MB/min
    I/O read operations:260/sec
    343/min
    I/O write transfer:4.45 KB/sec
    274.99 KB/min
    I/O write operations:10/sec
    227/min
    I/O other transfer:28.08 KB/sec
    448.09 KB/min
    I/O other operations:493/sec
    1,671/min
    Resource allocations
    Threads:25
    12
    Handles:865
    600
    GUI GDI count:770
    103
    GUI GDI peak:615
    142
    GUI USER count:235
    49
    GUI USER peak:260
    71

    BehaviorsProcess properties

    Integrety level:Medium
    Platform:32-bit
    Command lines:
    • "C:\Program Files\yahoo!\messenger\yahoomessenger.exe" /cookieproxy
    • "C:\Program Files\yahoo!\messenger\yahoomessenger.exe"
    • "C:\Program Files\yahoo!\messenger\yahoomessenger.exe" -quiet
    • C:\progra~1\yahoo!\messenger\yahoomessenger.exe /cookieproxy
    • "C:\progra~1\yahoo!\messenger\yahoomessenger.exe" -quiet
    • C:\progra~1\yahoo!\messen~1\yahoom~1.exe /cookieproxy
    • (11 more)
    Owner:User
    Parent processes:

    ResourcesThreads

    Averages
     
    YahooMessenger.exe (main module)
    Total CPU:0.09786077%
    0.272967%
    Kernel CPU:0.03429037%
    0.107585%
    User CPU:0.06357040%
    0.165382%
    CPU cycles:6,413,875/sec
    5,741,424/sec
    Context switches:23/sec
    79/sec
    Memory:6.4 MB
    1.16 MB
    mshtml.dll (Windows Internet Explorer by Microsoft)
    Total CPU:0.09188090%
    Kernel CPU:0.05534246%
    User CPU:0.03653844%
    CPU cycles:3,433,500/sec
    Context switches:34/sec
    Memory:13.69 MB
    msvcrt.dll (Windows NT CRT DLL by Microsoft)
    Total CPU:0.07802766%
    Kernel CPU:0.00082264%
    User CPU:0.07720502%
    CPU cycles:1,377,841/sec
    Memory:680 KB
    MSVCR80.dll
    Total CPU:0.07584505%
    Kernel CPU:0.02326563%
    User CPU:0.05257942%
    CPU cycles:2,864,067/sec
    Context switches:12/sec
    Memory:620 KB
    ntdll.dll
    Total CPU:0.03702275%
    Kernel CPU:0.02336992%
    User CPU:0.01365283%
    CPU cycles:1,243,098/sec
    Context switches:1/sec
    Memory:1.4 MB
    flash32_11_6_602_171.ocx (Shockwave Flash by Adobe Systems)
    Total CPU:0.01358962%
    Kernel CPU:0.00601103%
    User CPU:0.00757859%
    Context switches:149/sec
    Memory:15.88 MB
    wow64cpu.dll
    Total CPU:0.00868785%
    Kernel CPU:0.00528735%
    User CPU:0.00340050%
    CPU cycles:315,989/sec
    Memory:32 KB
    WINMM.dll
    Total CPU:0.00833038%
    Kernel CPU:0.00715670%
    User CPU:0.00117369%
    CPU cycles:1,976,446/sec
    Memory:200 KB
    ymsdk.dll (by Yahoo!)
    Total CPU:0.00327697%
    Kernel CPU:0.00239203%
    User CPU:0.00088493%
    CPU cycles:68,421/sec
    Context switches:1/sec
    Memory:3.89 MB
    WININET.dll
    Total CPU:0.00316266%
    Kernel CPU:0.00290436%
    User CPU:0.00025830%
    CPU cycles:142,529/sec
    Context switches:1/sec
    Memory:1.1 MB
    flash32_11_5_502_135.ocx (Shockwave Flash by Adobe Systems)
    Total CPU:0.00284171%
    Kernel CPU:0.00184934%
    User CPU:0.00099236%
    CPU cycles:187,927/sec
    Memory:14.77 MB
    flash32_11_9_900_117.ocx (Shockwave Flash by Adobe Systems)
    Total CPU:0.00254674%
    Kernel CPU:0.00185620%
    User CPU:0.00069054%
    CPU cycles:403,032/sec
    Memory:16.52 MB

    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 7 Home Premium 54.00%
    Microsoft Windows XP 17.50%
    Windows 7 Ultimate 13.00%
    Windows 8 Pro 4.00%
    Windows 8 2.00%
    Windows 8 Pro with Media Center 1.50%
    Windows 7 Professional 1.50%
    Windows Seven Black Edition 1.50%
    Windows 8 Single Language 1.50%
    Windows 7 Home Basic 1.50%
    Windows Vista Home Premium 1.50%
    Windows 8.1 Single Language Preview 0.50%

    Distribution by countryDistribution by country

    United States installs about 59.49% of Yahoo! Messenger.

    OEM distributionDistribution by PC manufacturer

    PC Manufacturerdistribution
    Toshiba 59.81%
    Dell 15.58%
    ASUS 6.23%
    Hewlett-Packard 4.67%
    Acer 4.67%
    American Megatrends 4.05%
    GIGABYTE 2.18%
    Compaq 0.62%
    Lenovo 0.62%
    Intel 0.62%
    Sony 0.62%
    Sahara 0.31%
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