Effects Pirabbean.A allows hackers to get into and carry out dangerous actions in affected computers, such as capturing screenshots, stealing personal data, etc. It accesses several websites from which it downloads and runs files. The downloads can be any type of file, although they are normally malware.
It avoids being detected by the user by using the following techniques: - It terminates processes belonging to several security tools, such as antivirus programs and firewalls, so they cannot warn the user of the presence of this malware on the computer.
- It deletes the original file from which it was run once it is installed on the computer.
It uses the following techniques to impede detection by antivirus companies: - It terminates its own execution if it detects that a debugging program is active.
It reduces the security level of the computer: - It terminates processes belonging to security tools, such as antivirus programs and firewalls, leaving the computer defenseless against attacks from other malware.
- It changes the security settings of Internet Explorer, decreasing its security level.
Means of transmission
Pirabbean.A does not spread automatically using its own means. It needs the attacking user's intervention in order to reach the affected computer. The means of transmission used include, among others, floppy disks, CD-ROMs, email messages with attached files, Internet downloads, FTP, IRC channels, peer-to-peer (P2P) file sharing networks, etc. Further Details Pirabbean.A has the following additional characteristics: - It is 2560 bytes in size.
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