Home Malware Programs Trojans BrowserModifier.Matcash

BrowserModifier.Matcash

Posted: April 18, 2011

Threat Metric

Threat Level: 8/10
Infected PCs: 63
First Seen: July 24, 2009
OS(es) Affected: Windows

BrowserModifier.Matcash is a multi-component family of computer trojans that downloads and executes arbitrary files. BrowserModifier.Matcash simulates to be a Browser Helper Object that runs each time Windows or Internet Explorer boots up. BrowserModifier.Matcash will download and execute certain files associated with hazardous computer trojan. Malicious files re-opens after been deleted. Modified browser start page, missing registry files, search page and error page, unidentified programs appear in the process list. BrowserModifier.Matcash will show disturbing pop-up advertisement, make changes to Internet settings and download other unwanted web browser components.

Aliases

Adware.MaxSearch [Symantec]Troj/Agent-FOC [Sophos]Trojan.SystemPoser [Prevx1]Adware/Maxifiles [Panda]BrowserModifier:Win32/Matcash (threat-c) [Microsoft]Matcash [McAfee]W32/Agent.BCA!tr.dldr [Fortinet]Trojan-Downloader.Win32.Agent.bca [F-Secure]Downloader.Agent.bca [eWido]Win32/Matcash!generic [eTrust-Vet]Win32.Agent.bca [eSafe]Trojan.MulDrop.5862 [DrWeb]TrojanDownloader.Agent.bca [CAT-QuickHeal]Adware.Softomate.BA [BitDefender]Downloader.Agent.KBR [AVG]
More aliases (110)

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:



retadpu1000272.exe File name: retadpu1000272.exe
Size: 40.96 KB (40960 bytes)
MD5: 5a3c120e5ccc0319044708bda8d29abd
Detection count: 76
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Last Updated: December 11, 2009
retadpu77.exe File name: retadpu77.exe
Size: 40.96 KB (40960 bytes)
MD5: 56a3238f454d89e187d26ebbf0072397
Detection count: 63
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Last Updated: December 11, 2009
retadpu11.exe File name: retadpu11.exe
Size: 40.96 KB (40960 bytes)
MD5: f02973ec7326521a75d54c2419e30c53
Detection count: 20
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Last Updated: December 11, 2009
Bar888.dll File name: Bar888.dll
Size: 100.35 KB (100352 bytes)
MD5: 97eaeb6aad425f4dd00284c6c7a3b17c
Detection count: 14
File type: Dynamic link library
Mime Type: unknown/dll
Group: Malware file
Last Updated: December 11, 2009
svchosts.exe File name: svchosts.exe
Size: 36.86 KB (36864 bytes)
MD5: b73662ed4c78fe2bbdf0cf6cdaa59b16
Detection count: 3
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Last Updated: December 11, 2009
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