Eira

Threat description

Details

Category: Malware
Type: Worm
Platform: W32

Summary

Eira is an e-mail worm written in Visual Basic. Being run the worm shows a messagebox, then connects to MAPI-compatible e-mail browser, reads e-mail addresses from Address Book and sends itself to all these addresses.



Removal

Automatic action

Depending on the settings of your F-Secure security product, it will either automatically delete, quarantine or rename the suspect file, or ask you for a desired action.

More scanning & removal options

More information on the scanning and removal options available in your F-Secure product can be found in the Help Center.

You may also refer to the Knowledge Base on the F-Secure Community site for more information.

Contact Support

F-Secure customers can request support online via the Request support or the Chat forms on our Home - Global site.



Technical Details

The infected message properties look like that:

Subject can contain one of the following:

	Something very special         I know you will like this         Yes, something I can share with you         Wait till you see this!         A brand new game! I hope you enjoy it  

Body can contain one of the following:

	Hey you, take a look at the attached file.   	You won't believe your eyes when you open it! 	You like games like Quake? You will enjoy this one. 	Did you see the pictures of me and my battery operated boyfriend? 	My best friend, 	This is something you have to see! 	Till next time 	Is Internet that safe? 	Check it out  

Attachment's name can be one of the following:

	setup.exe 	honey.exe 	quake4demo.exe  

The worm deletes sent infected messages.

The worm also installs itself to system by copying its file as setup.exe, honey.exe or quake4demo.exe to Windows folder and modifying startup keys in the Registry. The worm also copies itself as 'c:\eiram\quake4demo.exe' and 'f:\\quake4demo.exe' (if F: drive exists).

The worm can overwrite files with .OCX, .EXE, .XLS, .DOC, .MDB, .HTM, .HTML and .TXT extensions with the following text:

You've didn't protected your files well enough  Let this be a lesson! Never trust someone else  eiram 1999-2001  

F-Secure Anti-Virus detects this worm with the latest updates. By the time of this description creation the worm was not found in the wild.





Technical Details: Alexey Podrezov; F-Secure Corp.; November 30th, 2001


SUBMIT A SAMPLE

Suspect a file or URL was wrongly detected? Submit a sample to our Labs for analysis

Submit Sample

Give And Get Advice

Give advice. Get advice. Share the knowledge on our free discussion forum.

Learn More