[Full-Disclosure] AV "feature" does more DDoS than Sobig

From: Fabio Gomes de Souza (bugtraqat_private)
Date: Thu Aug 28 2003 - 06:05:20 PDT

  • Next message: William Warren: "Re: [Full-Disclosure] AV "feature" does more DDoS than Sobig"

    Hello,
    
    Anti-virus products are causing more harm than the Sobig Worm.
    
    Some of my customers are having the following problem:
    
    B = Customer of my customer (infected)
    C,D,E = Some random company (victims of Sobig)
    A = My customer (victim of AV marketing)
    
    The Sobig worm infected B.
    
    In its propagation loop, the worm composes a message, chooses two random 
    items in the Address Book, and puts the first in the "From:" and the 
    second in the "To:" header. Then all virus messages are spoofed.
    
    The problem is that many e-mail virus scanners send a "You are infected" 
    reply to the address contained in the "From" header. Since the messages 
    are spoofed, the inoccent, uninfected user "A" is flooded by automatic 
    complaints from "C","D","E" regarding the virus that "B" sends.
    
    Anti-virus companies seem to spend more money on marketing/visibility 
    than on actually protecting their customers. This marketing stupidity is 
    done by adding USELESS features, which spreads false information and 
    delivers false sense of security:
    
    	- "You're infected" reply (false positive)
    	- "This message is 100% virus-free certified" signature line (false 
    sense of security)
    	- Anti-virus buttons on Internet Explorer toolbar (just to launch the AV)
    	- Splash screens every time you:
    		- boot your computer
    		- send e-mail
    		- check pop3 e-mail
    		- turn your computer off
    	- System tray useless icons (in some AVs, the system tray icon does 
    nothing except for launching the AV program)
    	- Redundant shortcut icons in Desktop, Start Menu root, Quick Launch 
    and Start Menu program folder
    
    This kind of stupidity from AV companies makes me hate them more every day.
    
    -- 
    Fabio Gomes de Souza <fabioat_private> Fone: (81) 9127-0597
    
    GS2 TECNOLOGIA DA INFORMAÇÃO LTDA
      - Infra-estrutura de TI, segurança, sistemas embutidos e Linux
      - Consultoria, planejamento, implementação e gerenciamento
    
    http://www.gs2.com.br negociosat_private (81) 3492-7777
    
    
    
    
    
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