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Backdoor.Cosiam

Posted: December 23, 2009

Threat Metric

Threat Level: 8/10
Infected PCs: 59
First Seen: July 24, 2009
OS(es) Affected: Windows

Backdoor.Cosiam is a malicious Trojan which stealthily enters the system via a backdoor security exploit. A computer system infected with Backdoor.Cosiam may display the following warning signs: Corrupt files re-open after being erased, modified browser start page, search page and error page, missing registry files, unknown programs show up in the process list, annoying popup adverts, changes in Internet settings, unwanted web browser components and decreased system speeds.
Should your system be experiencing any of the above mentioned symptoms, chances are Backdoor.Cosiam is causing mayhem on the computer. Remove Backdoor.Cosiam immediately using a reliable anti-virus program.

Aliases

TROJ_DAEMONIZ.AM [TrendMicro]Trojan.Jupillites [Symantec]Trojan-Downloader.Win32.Web!cobra (v) [Sunbelt]Troj/Cosiam-M [Sophos]Trj/Jupillites.G [Panda]a variant of Win32/TrojanProxy.Daemonize [NOD32]Backdoor:Win32/Cosiam.gen [Microsoft]Generic!Artemis [McAfee+Artemis]Proxy-Raser [McAfee]W32/Raser.BO!tr [Fortinet]Trojan-Proxy.Win32.Small.bo [F-Secure]Proxy.Small.bo [eWido]Win32/Cosiam!generic [eTrust-Vet]Win32.Small.bo [eSafe]Trojan.Proxy.1070 [DrWeb]
More aliases (30)

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:



stonedrv.exe File name: stonedrv.exe
Size: 15.1 KB (15104 bytes)
MD5: 84c62cf695435a1121cf888fb0c9bdcf
Detection count: 66
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Last Updated: December 11, 2009
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