8.0.1497.376 10.94%
8.0.1489.300 18.75%
8.0.1483.72 7.03%
8.0.1482.45 6.25%
7.0.1474.765 45.31%
7.0.1466.549 5.47%
7.0.1456.418 0.78%
7.0.1451.402 0.78%
7.0.1426.0 3.13%
7.0.1407.0 0.78%
6.0.1367.0 0.78%



avast! Antivirus by AVAST Software (Signed)

Remove ashsha64.dll


ashsha64.dll has 11 known versions, the most recent one is 8.0.1497.376. It adds a context menu to the Window's shell named avast. The average file size is about 130.87 KB. It is an authenticode code-signed executable issued to AVAST Software by the certification authority VeriSign. The programs avast! Internet Security, avast! Free Antivirus and Avast Premier have been observed as installing specific variations of ashsha64.dll. This is a .NET Common Language Runtime (CLR) assembly.

What is ashsha64.dll?

avast! Shell Extension - Avast Antivirus is a full-featured antivirus and anti-spyware scanning and removal product. Avast offers a web-reputation browser extension as well as virtualization technology. Accurate threat updates via avast updates are delivered automatically using PUSH update technology in Avast! Antivirus.

About ashsha64.dll (from AVAST Software)

Free antivirus with anti-spyware protection for Windows. AVAST Software leads the security software industry – protecting 160 million PCs, Macs and Mobiles around the globe – by distributing FREE anti


File name:ashsha64.dll
Publisher:AVAST Software
Product name:avast! Antivirus
Description:avast! Shell Extension
Typical file path:C:\Program Files\avast software\avast\ashsha64.dll
Original name:ashShell.dll
Issued to:AVAST Software
Authority (CA):VeriSign
Effective date:Monday, January 31, 2011
Expiration date:Friday, January 31, 2014

ResourcesPrograms installed in

(Note, the programs listed below are for all versions of avast! Antivirus .)
AVAST Software
5% remove
avast! Internet Security provides complete antivirus, anti-spyware, antispam, and firewall protection, complemented by avast! SafeZone™ and new hybrid cloud technologies, for best protection against v...
AVAST Software
9% remove
Avast! Free Antivirus is a full-featured antivirus and anti-spyware scanning and removal product that offers a web-reputation browser extension as well as virtualization technology. Accurate threat up...
AVAST Software
6% remove
AVAST Software
7% remove
Avast Pro Antivirus is for individuals or companies that want customizable computer security that will integrate easily with an existing firewall. It has all the features of Avast Free Antivirus, plus...
AVAST Software
4% remove
Puts all the latest security technology at your fingertips. Comes with advanced privacy tools, full remote access, and a software update manager, to keep your most important programs updated. avast! P...
AVAST Software
4% remove


(Note, the behaviors below are for all versions of ashsha64.dll, select a unique version for details.)
Context menu handlers
Located in '*\shellex\ContextMenuHandlers'
  • Name: 'avast'
Approved shell extensions
Located in the registry at 'SOFTWARE\Microsoft\Windows\CurrentVersion\Shell Extensions\Approved'
  • CLSID: {472083B0-C522-11CF-8763-00608CC02F24}

VersionsAll file variations of ashsha64.dll

MD5SHA-1File size
74b96fb8b4210c60e5de237d772cae5b 6bc000a1d166660c6538f75ecce6440820e5ef06 130.7 KB
bbc016a0189c605fbbfcaeed315d0f64 38c95d61bff4d096b69577823c5edf241c86001a 130.7 KB
be54a53ec2c4c74b41909b7b9f9bf978 76088f166ad04b9ca0c74703f7d421ec17108098 130.7 KB
488ed60ac02e46cf3dbbb86af1765c00 36560fc51feb52ded46911120574b969626251f4 130.7 KB
867c93ce4b4ccfcde65ce48a769cd227 759c1971e03dd2ede3a3c0241b2ec6883ed4e5bc 130.27 KB
c58687487f15a3c14b6a18416f055a5b 12455b4ccc41d62449d7e3ddf52c509b742b0b1c 130.27 KB
69240653fb5099533354dd36c451c332 62ac67e2384c6384120585f6fc2bfd08aa5a7ac9 130.27 KB
75f723646fdf4a04535b412017097597 991d53662e8f286ded802d1dffd1c91f44c04d17 130.27 KB
c035df1a99e0880686a57f9165b55d9b 26adeeb470cf899f7710fc6cc7cd34e1cfb8c687 132.23 KB
bbeaa6a570f48c0f482489857d35ab35 0e8a46007ec2e0bb7338e43af43d645f7344ef51 132.23 KB
0fb2130038b64f3ea23c6d8104e3e2c2 b2909f516d3e9aa4796513c6718ac5fb614f806f 131.23 KB

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 47.66%
Windows 7 Ultimate 14.84%
Windows 7 Professional 13.28%
Windows 8 7.81%
Windows 8 Pro 7.03%
Windows 7 Home Basic 4.69%
Windows Vista Home Premium 1.56%
Windows 7 Enterprise 0.78%
Windows 8 Pro N 0.78%
Windows 8 Pro with Media Center 0.78%
Microsoft Windows XP 0.78%

Distribution by countryDistribution by country

United States installs about 39.06% of avast! Antivirus .

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
ASUS 19.80%
Acer 18.81%
Hewlett-Packard 17.82%
Toshiba 13.86%
Dell 11.88%
Lenovo 3.96%
Intel 3.96%
Samsung 1.98%
Sony 1.98%
MSI 1.98%
American Megatrends 0.99%
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