Home Malware Programs Adware Appstein

Appstein

Posted: September 22, 2014

Threat Metric

Ranking: 8,753
Threat Level: 5/10
Infected PCs: 6,237
First Seen: September 22, 2014
Last Seen: October 15, 2023
OS(es) Affected: Windows


Appstein is a program that has been identified as adware that may lead to loading of other components within web browser applications. Among associated components of Appstein, browser helper objects or other plugins are known to load and then modify default settings within a web browser program. The Appstein ads may also render and cause redirects to other unwanted sites if they are clicked on. Through Appstein a system is vulnerable to having website redirects taking place where several sites with unwanted content are loaded. Stopping the activities of Appstein may end up requiring use of an antispyware tool to safely detect and remove all components or plugins related to Appstein.

Technical Details

File System Modifications

Tutorials: If you wish to learn how to remove malware components manually, you can read the tutorials on how to find malware, kill unwanted processes, remove malicious DLLs and delete other harmful files. Always be sure to back up your PC before making any changes.

The following files were created in the system:



%PROGRAMFILES(x86)%\Appstein\bin\Appstein.BrowserAdapter64.exe File name: Appstein.BrowserAdapter64.exe
Size: 114.96 KB (114968 bytes)
MD5: 12cd4f5d548064c83071bdf0cdfd2299
Detection count: 96
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES(x86)%\Appstein\bin
Group: Malware file
Last Updated: September 24, 2014
%PROGRAMFILES(x86)%\Appstein\updateAppstein.exe File name: updateAppstein.exe
Size: 323.35 KB (323352 bytes)
MD5: 7d48b5893e8b575f8cbd1b2dfaf8ab8c
Detection count: 90
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES(x86)%\Appstein
Group: Malware file
Last Updated: September 24, 2014
%PROGRAMFILES(x86)%\Appstein\bin\Appstein.BrowserAdapter64.exe File name: Appstein.BrowserAdapter64.exe
Size: 114.96 KB (114968 bytes)
MD5: 20b341a28764ad275cbcfca0ee0f30fa
Detection count: 75
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES(x86)%\Appstein\bin
Group: Malware file
Last Updated: September 24, 2014
%PROGRAMFILES(x86)%\Appstein\bin\utilAppstein.exe File name: utilAppstein.exe
Size: 323.35 KB (323352 bytes)
MD5: e5158c202f46e623297d948e58920792
Detection count: 74
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES(x86)%\Appstein\bin
Group: Malware file
Last Updated: September 24, 2014
%PROGRAMFILES(x86)%\Appstein\bin\utilAppstein.exe File name: utilAppstein.exe
Size: 325.4 KB (325400 bytes)
MD5: b7cc84aef53a296302e37a8152ebe5b9
Detection count: 74
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES(x86)%\Appstein\bin
Group: Malware file
Last Updated: September 24, 2014
%PROGRAMFILES(x86)%\Appstein\bin\Appstein.BrowserAdapter.exe File name: Appstein.BrowserAdapter.exe
Size: 98.58 KB (98584 bytes)
MD5: 9d06e3dc490cc895c47d40ece39f3a19
Detection count: 65
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES(x86)%\Appstein\bin
Group: Malware file
Last Updated: September 24, 2014
%PROGRAMFILES(x86)%\Appstein\updateAppstein.exe File name: updateAppstein.exe
Size: 323.35 KB (323352 bytes)
MD5: 45b0dd8d27a72da9e34575c4fd83c4bc
Detection count: 64
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES(x86)%\Appstein
Group: Malware file
Last Updated: September 24, 2014
%PROGRAMFILES(x86)%\Appstein\bin\Appstein.BrowserAdapter64.exe File name: Appstein.BrowserAdapter64.exe
Size: 114.96 KB (114968 bytes)
MD5: d96547741fc24e75a0de480e925bbd8b
Detection count: 64
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES(x86)%\Appstein\bin
Group: Malware file
Last Updated: September 24, 2014
%PROGRAMFILES(x86)%\Appstein\updateAppstein.exe File name: updateAppstein.exe
Size: 323.35 KB (323352 bytes)
MD5: 6a1249e18d3cbfe21e5c94916a45059b
Detection count: 13
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES(x86)%\Appstein
Group: Malware file
Last Updated: September 24, 2014
%PROGRAMFILES(x86)%\Appstein\bin\Appstein.BrowserAdapter64.exe File name: Appstein.BrowserAdapter64.exe
Size: 114.96 KB (114968 bytes)
MD5: 7eecb6bdbd32eb3bfdf58159346b2c80
Detection count: 12
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES(x86)%\Appstein\bin
Group: Malware file
Last Updated: September 24, 2014
%PROGRAMFILES(x86)%\Appstein\updateAppstein.exe File name: updateAppstein.exe
Size: 325.4 KB (325400 bytes)
MD5: f698e5264730f96da7d0c9c89b27807f
Detection count: 11
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES(x86)%\Appstein
Group: Malware file
Last Updated: September 24, 2014
%PROGRAMFILES(x86)%\Appstein\bin\Appstein.BrowserAdapter.exe File name: Appstein.BrowserAdapter.exe
Size: 98.58 KB (98584 bytes)
MD5: 83a0cabbbf803c83fa120706fbec5caa
Detection count: 10
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES(x86)%\Appstein\bin
Group: Malware file
Last Updated: September 24, 2014
%PROGRAMFILES(x86)%\Appstein\bin\Appstein.BrowserAdapter64.exe File name: Appstein.BrowserAdapter64.exe
Size: 114.96 KB (114968 bytes)
MD5: 50f9f15eaabc52eb6d6696e892cbf8bc
Detection count: 9
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES(x86)%\Appstein\bin
Group: Malware file
Last Updated: September 24, 2014
%PROGRAMFILES(x86)%\Appstein\updateAppstein.exe File name: updateAppstein.exe
Size: 323.35 KB (323352 bytes)
MD5: 802b64e908ed12946b6730fc144f0daf
Detection count: 5
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES(x86)%\Appstein
Group: Malware file
Last Updated: September 24, 2014
%PROGRAMFILES(x86)%\Appstein\bin\Appstein.BrowserAdapter64.exe File name: Appstein.BrowserAdapter64.exe
Size: 114.96 KB (114968 bytes)
MD5: e2b383dc32d62cbfa3421bb167e7ea29
Detection count: 5
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES(x86)%\Appstein\bin
Group: Malware file
Last Updated: September 24, 2014
%PROGRAMFILES(x86)%\Appstein\bin\Appstein.BrowserAdapter.exe File name: Appstein.BrowserAdapter.exe
Size: 98.58 KB (98584 bytes)
MD5: 3cf02294750c1e8256e905c030c0c7f4
Detection count: 5
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES(x86)%\Appstein\bin
Group: Malware file
Last Updated: September 24, 2014
%PROGRAMFILES(x86)%\Appstein\bin\Appstein.BrowserAdapter64.exe File name: Appstein.BrowserAdapter64.exe
Size: 114.96 KB (114968 bytes)
MD5: 56902118bcf75bcac05d40bd51a2b5be
Detection count: 5
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES(x86)%\Appstein\bin
Group: Malware file
Last Updated: September 24, 2014
%PROGRAMFILES(x86)%\Appstein\bin\utilAppstein.exe File name: utilAppstein.exe
Size: 325.4 KB (325400 bytes)
MD5: 36d33f84e999c08bc740c0b7784a26da
Detection count: 5
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES(x86)%\Appstein\bin
Group: Malware file
Last Updated: September 24, 2014
%PROGRAMFILES(x86)%\Appstein\bin\Appstein.BrowserAdapter64.exe File name: Appstein.BrowserAdapter64.exe
Size: 114.96 KB (114968 bytes)
MD5: e7dda942cd5e913d372d816424beb57e
Detection count: 4
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES(x86)%\Appstein\bin
Group: Malware file
Last Updated: September 24, 2014
%PROGRAMFILES%\Appstein\bin\Appstein.BrowserAdapter.exe File name: Appstein.BrowserAdapter.exe
Size: 98.58 KB (98584 bytes)
MD5: 231e72afa0ed1bbe6ea54d68c826534b
Detection count: 3
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES%\Appstein\bin
Group: Malware file
Last Updated: September 24, 2014
%PROGRAMFILES(x86)%\Appstein\bin\Appstein.BrowserAdapter.exe File name: Appstein.BrowserAdapter.exe
Size: 98.58 KB (98584 bytes)
MD5: e7cc5aeea1882b196d94fab9a4863ea0
Detection count: 3
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES(x86)%\Appstein\bin
Group: Malware file
Last Updated: September 24, 2014
%PROGRAMFILES(x86)%\Appstein\bin\Appstein.BrowserAdapter64.exe File name: Appstein.BrowserAdapter64.exe
Size: 114.96 KB (114968 bytes)
MD5: 65ac00baab87a3c10194ad7c577cdbad
Detection count: 0
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES(x86)%\Appstein\bin
Group: Malware file
Last Updated: September 24, 2014

More files

Registry Modifications

The following newly produced Registry Values are:

HKEY..\..\..\..{RegistryKeys}SOFTWARE\AppsteinSOFTWARE\Wow6432Node\AppsteinSOFTWARE\Wow6432Node\Microsoft\Tracing\updateAppstein_RASAPI32SOFTWARE\Wow6432Node\Microsoft\Tracing\updateAppstein_RASMANCSSOFTWARE\Wow6432Node\Microsoft\Tracing\utilAppstein_RASAPI32SOFTWARE\Wow6432Node\Microsoft\Tracing\utilAppstein_RASMANCSSYSTEM\ControlSet001\services\eventlog\Application\Update AppsteinSYSTEM\ControlSet001\services\eventlog\Application\Util AppsteinSYSTEM\ControlSet002\services\eventlog\Application\Update AppsteinSYSTEM\CurrentControlSet\services\eventlog\Application\Update AppsteinSYSTEM\CurrentControlSet\services\eventlog\Application\Util Appstein

Additional Information

The following directories were created:
%PROGRAMFILES%\Appstein%PROGRAMFILES(x86)%\Appstein
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