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Microsoft Security Intelligence
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Published Apr 26, 2011 | Updated Sep 15, 2017

Backdoor:Perl/Small.B

Detected by Microsoft Defender Antivirus

Aliases: Back Connect Shell (other) ConnectBack Backdoor (other) Unix/Small.E (Command) Perl/Small.D (Avira) Backdoor.Perl.Small.e (Kaspersky) Perl/Generic Backdoor.a (McAfee) Perl.Shellbot.T (VirusBuster) PHP/Rat.F (Command) Backdoor.PHP.Rat.ai (Kaspersky) Perl/BackDoor-CXY.gen (McAfee)

Summary

Backdoor:Perl/Small.B is a trojan Perl script that when run, allows remote access and control by connecting to a specified remote attacker's IP address. This trojan affects Unix-based operating systems.
To detect and remove this threat and other malicious software that may have been installed, run a full-system scan with an up-to-date antivirus product.
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