Sober.X

Threat description

Details

Summary

The Sober.X worm was found on November 15th, 2005. This Sober variant is similar to Sober.T, that appeared yesterday:

https://www.f-secure.com/v-descs/sober_t.shtml

Like the previous variants, this one sends itself inside a ZIP archive as an attachment in e-mail messages with English or German texts. We also received several different droppers for this worm variant. They were apparently created by the worm author manually. They are all detected as 'Sober.x'.



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

This Sober variant sends a bit different e-mail messages:

Subject:

Wichtig: Meine neue Mail Adresse!  

Body:

hi du,,, ike bin et  Musste mir leider ne neue Mail-Addy machen. Meine alte wird  nur noch zu gemuellt mit Spam.  Habe dir auch gleich die Datei mitgeliefert die du immer  haben wolltest. Ist aber ziemlich per....  Ok, man sieht sich  

Attachment name starts with:

Mail-Datei  

---- OR ----

Subject:

Your eMail Password  

Body:

Thanks for your registration! Your registration will not be  complete until you re-confirm it. Please read the following  agreement. If you accept it, click the Accept to complete  your registration!  

Attachment:

Accept_e-Text.zip  
Writeup:
Detection

Sober.X worm is detected with the following F-Secure Anti-Virus updates:

Database: 2005-11-15_04

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