Should I block it?

60%
60% of PCs block this file from running.
Possible reason:
Performance resource utilization

VersionsAdditional versions

5.7.0.3444 1.37%
5.7.0.3437 1.37%
5.7.0.3417 1.37%
5.7.0.3392 2.74%
5.6.5.3438 1.37%
5,6,3,3235 38.36%
5,6,3,3234 4.11%
5,6,2,3199 15.07%
5,6,2,3189 4.11%
5,6,2,3188 2.74%
5,6,2,3173 4.11%
5,6,2,3161 2.74%
5,6,1,3133 5.48%
5,6,1,3133 1.37%
5,6,0,3091 1.37%
5,5,8,2985 10.96%
5,5,7,2933 1.37%

Relationships

PE structurePE file structure
Show functions
Import table
advapi32.dll
RegCloseKey, RegQueryValueExW, RegOpenKeyW, RegDeleteValueW
kernel32.dll
GetProcAddress, GetModuleHandleA, LoadLibraryExW, FreeLibrary, lstrcpynW, GlobalAlloc, ExitProcess, GetPrivateProfileIntW, CloseHandle, ReadFile, CreateFileW, GetVolumeInformationW, SetErrorMode, GetDriveTypeW, lstrlenW, GetLogicalDrives, GetTickCount, CopyFileW, GetPrivateProfileStringW, GetModuleFileNameW, GetModuleHandleW, GetEnvironmentVariableW, MultiByteToWideChar, SetFilePointer, UnhandledExceptionFilter, GetCurrentProcess, TerminateProcess, GetSystemTimeAsFileTime, GetCurrentProcessId, GetCurrentThreadId, QueryPerformanceCounter, SetUnhandledExceptionFilter, GetStartupInfoA, InterlockedCompareExchange, Sleep, InterlockedExchange, IsDebuggerPresent
msvcr90.dll
DllMain
shell32.dll
SHGetSpecialFolderPathW, ShellExecuteW, Shell_NotifyIconW
shlwapi.dll
StrToIntW, PathFileExistsW
user32.dll
SendMessageA, FindWindowA, SetForegroundWindow, GetAsyncKeyState, GetWindowTextW, FindWindowW, DispatchMessageA, GetMessageA, CreateWindowExA, MessageBoxA, RegisterClassA, RegisterWindowMessageA, CreatePopupMenu, GetCursorPos, InsertMenuItemW, SetMenuDefaultItem, EnableMenuItem, TrackPopupMenu, DestroyMenu, LoadImageW, DestroyIcon, DefWindowProcA, DestroyWindow, PostQuitMessage, CharNextW, CharPrevW, LoadStringW, LoadImageA

winampa.exe

Winamp Agent by Nullsoft Inc. (Signed)

Remove winampa.exe
Version:   5,6,2,3161
MD5:   6e1aa977b40622b0f595817dc6ddc525
SHA1:   2d16d2c315df7669f75dda0d07f8714ec332d783
SHA256:   ab82f5231220b8652557f1d9b3976b811f8a694640a4aecea6acfcc81a7aa79c

What is winampa.exe?

Winamp is a media player for Windows-based PCs and Android devices, written by Nullsoft, now a subsidiary of AOL. It is proprietary freeware/shareware, multi-format, extensible with plug-ins and skins, and is noted for its graphical sound visualization, playlist, and media library features.

About winampa.exe (from Nullsoft Inc.)

“The Ultimate Media Player for Android just went Pro! The Pro Bundle offers enriched audio, premium features & customization, and is available as an upgradable in-app purchase.”

Overview

winampa.exe executes as a process with the local user's privileges. 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 Winamp published by Nullsoft, Inc, Winamp from Nullsoft, Inc and Winamp by Nullsoft, Inc. The file is digitally signed by Nullsoft Inc. which was issued by the America Online Inc. certificate authority (CA).

DetailsDetails

File name:winampa.exe
Publisher:Nullsoft, Inc.
Product name:Winamp Agent
Typical file path:C:\Program Files\winamp\winampa.exe
File version:5,6,2,3161
Product version:5.6.2.3161
Size:73 KB (74,752 bytes)
Certificate
Issued to:Nullsoft Inc.
Authority (CA):America Online Inc.
Digital DNA
PE subsystem:Windows GUI
File packed:No
Code language:Microsoft Visual C++ 9.0
.NET CLR:No
More details

ResourcesPrograms

The following programs will install this file
Winamp Essentials Pack
 Christoph Grether
7% remove
Winamp
 Nullsoft, Inc
9% remove
Winamp is a media player for Windows-based PCs and Android devices, written by Nullsoft, now a subsidiary of AOL. It is proprietary freeware/shareware, multi-format, extensible with plug-ins and skins, and is noted for its graphical sound visualization, playlist, and media library features. Winamp supports music playback using MP3, MIDI, MOD, MPEG-1 audio layers 1 and 2, AAC, M4A, FLAC, WAV and WMA. Winamp was one of the first common mu...

BehaviorsBehaviors

Startup files (all users) run
Runs under the registry key 'HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run'
  • 'WinampAgent' → "C:\Program Files\Winamp\winampa.exe"

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Ultimate 31.51%
Windows 7 Home Premium 19.18%
Microsoft Windows XP 12.33%
Windows 7 Professional 9.59%
Windows 8 Pro 4.11%
Windows 7 Ultimate N 4.11%
Windows Developer Preview 2.74%
Windows 7 Home Basic 2.74%
Windows 8 2.74%
Windows Vista Home Premium 2.74%
Windows 8 Enterprise N 1.37%
Windows 8 Enterprise Evaluation 1.37%
Windows 7 Enterprise 1.37%
Windows 7 Starter 1.37%
Windows Vista Home Basic 1.37%
Windows 8 Single Language 1.37%

Distribution by countryDistribution by country

United States installs about 12.68% of Winamp Agent.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Hewlett-Packard 20.75%
Lenovo 18.87%
Acer 16.98%
Toshiba 11.32%
Dell 11.32%
ASUS 7.55%
GIGABYTE 5.66%
Intel 3.77%
Samsung 1.89%
American Megatrends 1.89%
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