Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

7480a 46.51%
7b80c 51.16%
f6d12 2.33%
(Note, Facebook publishes each variation of this file with the same version, but the hashes are unique.)

Relationships

PE structurePE file structure
Show functions
Import table
kernel32.dll
GetCurrentProcess, TerminateProcess, GetSystemTimeAsFileTime, GetCurrentProcessId, GetCurrentThreadId, GetTickCount, QueryPerformanceCounter, DeleteCriticalSection, CreateEventW, InitializeCriticalSection, SetUnhandledExceptionFilter, UnhandledExceptionFilter, DisableThreadLibraryCalls, InterlockedCompareExchange, Sleep, InterlockedExchange, InterlockedIncrement, InterlockedDecrement, IsDebuggerPresent
libcef.dll
cef_string_list_value, cef_string_list_size, cef_string_multimap_size, cef_string_map_append, cef_string_list_append, cef_string_utf16_cmp, cef_string_list_alloc, cef_string_map_value, cef_string_multimap_value, cef_string_map_size, cef_string_multimap_append, cef_string_map_key, cef_string_list_free, cef_string_multimap_alloc, cef_string_userfree_utf16_free, cef_string_utf16_set, cef_string_utf16_clear, cef_string_multimap_key, cef_browser_create, cef_string_list_copy, cef_string_map_free, cef_string_map_alloc, cef_string_multimap_free, cef_v8value_create_function, cef_v8value_create_array, cef_v8value_create_object_with_accessor, cef_v8value_create_string, cef_post_data_element_create, cef_post_data_create, cef_stream_reader_create_for_handler, cef_stream_reader_create_for_data, cef_stream_reader_create_for_file, cef_request_create, cef_v8value_create_date, cef_v8value_create_double, cef_v8value_create_int, cef_v8value_create_bool, cef_v8value_create_null, cef_v8value_create_undefined, cef_browser_create_sync, cef_v8context_in_context, cef_v8context_get_current_context, cef_v8context_get_entered_context
mscoree.dll
DllMain
msvcp90.dll
DllMain
msvcr90.dll
DllMain
user32.dll
DeferWindowPos, BeginDeferWindowPos, EndDeferWindowPos, GetClientRect

cefsharp.winforms.dll

By Facebook (Signed)

Remove cefsharp.winforms.dll
MD5:   7b80c9c58604c75bf0a0eb5964253eb2
SHA1:   75ebcd95ee0b032b16893d2ae4fcdc821550180c
SHA256:   2de4219414eb9fee794a0828ec22f6c5c263a50f3b5e1111b6a81b4026fe1eee

Overview

cefsharp.winforms.dll is loaded as dynamic link library that runs in the context of a process. It is installed with a couple of know programs including Facebook Messenger 2.1.4814.0 published by Facebook, Warframe from Digital Extremes and Warframe by Digital Extremes. The assembly utilizes the .NET run-time framework (which is required to be installed on the PC). The file is digitally signed by Facebook which was issued by the VeriSign certificate authority (CA).

DetailsDetails

File name:cefsharp.winforms.dll
Typical file path:C:\users\user\appdata\local\facebook\messenger\2.1.4651.0\cefsharp.winforms.dll
Size:175.42 KB (179,632 bytes)
Certificate
Issued to:Facebook
Authority (CA):VeriSign
Effective date:Tuesday, June 19, 2012
Expiration date:Saturday, June 20, 2015
Digital DNA
PE subsystem:Windows GUI
File packed:No
Code language:Microsoft Visual C# / Basic .NET
.NET CLR:Yes
.NET NGENed:No
More details

ResourcesPrograms

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Warframe
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6% remove
Facebook Messenger
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9% remove
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Skype Click to Call
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Snap.Do
 ReSoft Ltd.
  85% remove
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Facebook Video Calling
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DriverUpdate
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Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 34.88%
Windows 7 Ultimate 27.91%
Windows Vista Home Premium 11.63%
Microsoft Windows XP 9.30%
Windows 7 Professional 6.98%
Windows 8.1 Single Language 2.33%
Windows 7 Home Basic 2.33%
Windows 8 Pro 2.33%
Windows Vista Home Basic 2.33%

Distribution by countryDistribution by country

United States installs about 32.56% of cefsharp.winforms.dll.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Hewlett-Packard 24.32%
Acer 21.62%
Dell 16.22%
Toshiba 16.22%
MSI 10.81%
Sony 5.41%
ASUS 5.41%
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