The Backdoor:Perl/C99shell.D will install rogue security software ADDelegates - Enterprise Edition into the affected machines without users knowledge. The Backdoor:Perl/C99shell.D file size is 640000 bytes.
Once launched, the Backdoor:Perl/C99shell.D performs the following actions:
Download rogue security tool ADDelegates - Enterprise Edition from the following domains:
Modify the properties of the following files:
(640000 bytes; detected by HitMalware as " Backdoor:Perl/C99shell.D")
If your machine doesn't have antivirus/antispyware, please take the following steps to resolve the problems caused by Backdoor:Perl/C99shell.D:
1. Replace the infected file advapi32.dll for free by using advapi32.dll repair tool - DLL Suite. See how to replace advapi32.dll by using DLL Suite.
2. Perform a full Backdoor:Perl/C99shell.D scan by using the latest antivirus/antispyware HitMalware.
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How to replace advapi32.dll by using DLL Suite
Download DLL Suite, install and run
Click "Start Scan" button to check advapi32.dll file
Choose advapi32.dll and click "More Information"
Download advapi32.dll for free from the open web page
Save advapi32.dll to its default folder to replace infected advapi32.dll file.
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