Welcome to the Virus Encyclopedia of Panda Security.
It spreads and affects other computers.
It captures certain information entered or saved by the user, with the corresponding threat to privacy.
It causes the loss of information stored on the computer, either specific files or data in general.
It affects the productivity of the computer, the network to which it’s connected or other remote sites.
It carries out actions that decrease the security level of the computer.
, through P2P programs, through instant messaging.
|First detected on:||Aug. 22, 2005|
|Detection updated on:||Aug. 22, 2005|
Guap.A is a worm that spreads by copying itself, without infecting other files.
Guap.A prevents access from programs to websites of several companies related with security tools (antivirus programs, firewalls, etc.).
Guap.A redirects attempts to access web pages of certain banks to spoofed pages, with the aim of logging information entered by the user in these pages.
Guap.A redirects attempts to access several web pages to a specific IP address.
Guap.A uses the following propagation or distribution methods:
- Exploiting vulnerabilities with the intervention of the user: exploiting vulnerabilities in file formats or applications. To exploit them successfully it needs the intervention of the user: opening files, viewing malicious web pages, reading emails, etc.
- Peer-to-peer (P2P) file sharing programs: it makes copies of itself with enticing names in shared folders belonging to these programs. Other users of this type of networks then voluntarily download and run the infected files.
- Instant messaging: it sends links pointing to a copy of itself to all users included in the infected user's contacts list.