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Virus:W32/Expiro.A


First posted on 14 March 2007.
Source: SecurityHome

Aliases :

Virus:W32/Expiro.A is also known as W32/Expiro.A, PE_EXPIRO.A, W32/Expiro, Virus.Win32.Expiro.a, Expiro.A, W32.Kakavex.

Explanation :

Expiro.A is a Windows executable file infecting virus. It is also capable of stealing credit card information gathered from the affected machine.

Expiro.A is a Windows executable file infecting virus. It is also capable of stealing credit card information gathered from the affected machine.

Upon execution, this virus recursively looks for link files (.LNK) inside drives C: to Z: starting from the root directory and subdirectories and tries to infect the link's target Windows executable.

Infected files grow in size and four additional sections are appended at the end of each file. The following describes the appended section details which includes the name, virtual size and physical size, respectively.


This virus steals credit card information via a keylogger scheme. While the virus is active in memory, it monitors and logs credit card information and steals user input data that may be triggered when browsing one of these sites:


Expiro.A creates the following mutex when it is running and active in memory:

Last update 14 March 2007

 

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