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Addendum

Posted: September 30, 2011

Threat Metric

Threat Level: 8/10
Infected PCs: 21
First Seen: September 30, 2011
Last Seen: October 18, 2020
OS(es) Affected: Windows

Addendum is considered to be a malicious adware, which is a supposedly helpful browser plugin that states to offer vaguely defined benefits as you're browsing the web. If your web browser has been infected with the Addendum plugin, it will slow down your computer and reduce PC performance. The main aim of Addendum is to redirect affected web users to infected websites. Addendum will also display numerous malicious pop-up ads and Taskbar warnings. Addendum will add some strange new icons and desktop backgrounds. You should delete Addendum as quickly as possible.

Aliases

Generic5.HZJ [AVG]Win32:Adware-gen [GData]Adware/Rogue.303104.4 [AntiVir]Adware.Addendum (Not a Virus) [CAT-QuickHeal]Trj/CI.A [Panda]Generic5.BGT [AVG]Riskware/Addendum [Fortinet]Trojan.Win32.Buzus [Ikarus]AdWare/Win32.Addendum.gen [Antiy-AVL]ADW_ADDENDUM [TrendMicro]Adware/Addendum.aa.1 [AntiVir]UnclassifiedMalware [Comodo]not-a-virus:AdWare.Win32.Addendum.aa [Kaspersky]Adware.Gen [Symantec]W32/VBInject.AX.gen!Eldorado [F-Prot]
More aliases (61)

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%\Addendum\iesm_nm.dll File name: iesm_nm.dll
Size: 303.1 KB (303104 bytes)
MD5: 189ba0b28ea965b498d770c86b0a87d2
Detection count: 73
File type: Dynamic link library
Mime Type: unknown/dll
Path: %PROGRAMFILES%\Addendum
Group: Malware file
Last Updated: May 8, 2013
%APPDATA%\Addendum\adnfm.exe File name: adnfm.exe
Size: 28.67 KB (28672 bytes)
MD5: bbf7f2a1fac608cf468abbd06953a20e
Detection count: 7
File type: Executable File
Mime Type: unknown/exe
Path: %APPDATA%\Addendum
Group: Malware file
Last Updated: August 12, 2014
admrup.exe File name: admrup.exe
Size: 32.76 KB (32768 bytes)
MD5: d9d2e5c57386e58f4f9decd5f8e0a1ff
Detection count: 5
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Last Updated: October 3, 2011
%PROGRAMFILES%\Addendum\iesm_nm.dll File name: iesm_nm.dll
Size: 303.1 KB (303104 bytes)
MD5: 430df7ccd339beba4acd8081ce33e527
Detection count: 5
File type: Dynamic link library
Mime Type: unknown/dll
Path: %PROGRAMFILES%\Addendum
Group: Malware file
Last Updated: March 20, 2014
admrup.exe File name: admrup.exe
Size: 7.88 KB (7880 bytes)
MD5: ee48b9868534c779a84bdeee081c442f
Detection count: 4
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Last Updated: October 3, 2011
admrup.exe File name: admrup.exe
Size: 7.7 KB (7706 bytes)
MD5: cd09c6b3583262dd97dc59110c412612
Detection count: 3
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Last Updated: October 3, 2011
%Program Files%Addendumiesm_nm.dll File name: %Program Files%Addendumiesm_nm.dll
File type: Dynamic link library
Mime Type: unknown/dll
Group: Malware file
%Program Files%Addendumiesb_nm.dll File name: %Program Files%Addendumiesb_nm.dll
File type: Dynamic link library
Mime Type: unknown/dll
Group: Malware file
%Program Files%Addendumuninstall.exe File name: %Program Files%Addendumuninstall.exe
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
%Program Files%Addendumeamgr.exe File name: %Program Files%Addendumeamgr.exe
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
%Program Files%Addendumadmmgr.exe File name: %Program Files%Addendumadmmgr.exe
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
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