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Nume:Worm/Scano.O.2
Descoperit pe data de:04/05/2006
Tip:Vierme
ITW:Da
Numar infectii raportate:Scazut
Potential de raspandire:Mediu
Potential de distrugere:Scazut spre mediu
Fisier static:Da
Marime:18.084 Bytes
MD5:a05bcd12683a646af7b4ff59ce555f7a
Versiune VDF:6.34.01.36
Versiune IVDF:6.34.01.37 - joi, 4 mai 2006

 General Metoda de raspandire:
   • Email


Alias:
   •  Mcafee: W32/Areses.h
   •  TrendMicro: WORM_ARESES.S
   •  Sophos: W32/Bagle-IU
   •  VirusBuster: I-Worm.Scano.U
   •  Eset: Win32/Scano.V
   •  Bitdefender: Win32.Scano.O@mm


Sistem de operare:
   • Windows 95
   • Windows 98
   • Windows 98 SE
   • Windows NT
   • Windows ME
   • Windows 2000
   • Windows XP
   • Windows 2003


Efecte secundare:
   • Descarca fisiere
   • Utilizeaza propriul motor de email
   • Modificari in registri

 Fisiere Se copiaza in urmatoarea locatie:
   • %WINDIR%\csrss.exe



Se copiaza intr-o arhiva in urmatoarea locatie:
   • %TEMPDIR%\Message.zip




Incearca sa descarce cateva fisiere:

Adresa este urmatoarea:
   • http://207.46.250.119/g/**********
La momentul realizarii descrierii, acest fisier nu era disponibil pentru o analiza ulterioara.

Adresa este urmatoarea:
   • http://www.microsoft.com/g/**********
La momentul realizarii descrierii, acest fisier nu era disponibil pentru o analiza ulterioara.

Adresa este urmatoarea:
   • http://84.22.161.192/s/**********
La momentul realizarii descrierii, acest fisier nu era disponibil pentru o analiza ulterioara.



Incearca sa execute urmatoarele fisiere:

Numele fisierului:
   • %SYSDIR%\services.exe
cu urmatorii parametri: %WINDIR%\csrss.exe
Este folosit pentru a ascunde procesul de Task Manager.

Numele fisierului:
   • %SYSDIR%\svchost.exe
cu urmatorii parametri: %WINDIR%\csrss.exe

 Registrii sistemului Urmatoarea cheie este adaugata in registri pentru a rula procesul la repornirea sistemului:

HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\
   Image File Execution Options\explorer.exe
   • "Debugger"="%WINDIR%\csrss.exe"



Valorile urmatoarelor chei sunt sterse din registrii sistemului:

–  HKLM\SYSTEM\ControlSet002\Control\Session Manager\
   PendingFileRenameOperations
–  HKLM\SYSTEM\ControlSet002\Control\Session Manager\BootExecute

 Email Are un motor SMTP integrat. Va fi facuta o conexiune directa cu serverul destinatar. Iata caracteristicile lui:


De la:
Adresa este falsificata.


Catre:
– Adrese de email gasite pe sistem.
 Adrese de email obtinute din WAB (Windows Address Book)


Subiect:
Unul din urmatoarele:
   • Hi, what's up?
   • He, where are you?
   • Hi, drop me a line!!!
   • Hi! Please write to me urgently!
   • Hi! I'm waiting you online today!
   • Will you be online today?
   • When you're gonna answer me?
   • Re: write to me!
   • Re: Call me!
   • Re: Where are you?
   • Re: When you're gonna answer me?
   • Hi!!! How's the mood?
   • Re: How's the mood?
   • Re: Where have you been?



Corpul email-ului:
–  Uneori corpul email-ului este gol.


Corpul email-ului este unul din textele:

   • Hi!!!!! You haven't been writing for a long time. I began to worry) Where have you been? You remember, you've asked a progy from me? I've finally found it, so here it is. Check it out if this is what you've been looking for... bye

   • Hi, what's up? Will you show up online today?
     Drop me a line in ICQ, ok? Btw, I'm sending you the docs you've been looking for, find them attached. Check them out, ok?

   • Hi!
     I'm coming to you tomorrow, ok? When you are going to be home?
     You remember, you've asked some docs. Please find them attached. Check and see what's inside. That's it. Bye, till tomorrow...

   • Hi!
     You disappeared again. If you come online, drop me a line, ok?
     Btw, I sent you those docs that you've been looking for. Check them out. Bye!

   • Hi, give me a call just when you got the message! I'm tired of waiting. Btw, I'm sending that program that you've been looking for. Check it out. Appears to be that one. Bye!

   • Hi, what's up? If you have time tomorrow, please come over. After midday. By the way, don't forget to check the enclosed documents. Bye. See you tomorrow.

   • Hi, I got a free day tomorrow, and I'm waiting for you. Please come after midday. By the way, I'm sending you the documents that you've been asking for. Read them out... Bye!

   • Hi, how are you? What are your plans today? If you have time, please come over, and don't forget to check the program attached. Bye!

   • Hi, what's you gonna do today? I'll come over tonight! By the way, don't give anyone this funny program I'm sending. Check it out. Bye!

   • Hi, I found that program you asked for. Find it attached. Bye.

   • Hi, I saw you around today, but you didn't noticed me ( If you're gonna be at home, give a call, ok? By the way, check this file I'm sending. A very interesting program...
     What's up! You haven't been writing for a long time
     I got news. I've finally that program you needed
     I'm sending it out. Use it. Bye!

   • Hi, drop me a line today, ok? And see the program I'm sending. Bye!

   • Hi, drop me a line if you can. Btw, I have a new ICQ. Please don't forget to check the attached documents. Bye.

   • Hi! How are you? Drop me a line if you can. I found your documents and I'm emailing them to you. Bye.


Atasament:
Numele fisierului atasat este unul din urmatoarele:
   • Message.zip
   • File.zip
   • Document.zip
   • README.zip
   • Passwords.zip
   • Readme.zip
   • Important.zip
   • New.zip
   • COOL.zip
   • Archive.zip
   • Fotos.zip
   • private.zip
   • confidential.zip
   • secret.zip
   • images.zip
   • your_documents.zip
   • backup.zip

Atasamentul este o arhiva ce contine chiar o copie malware.

 Email Cautare adrese:
Cauta adrese de email in urmatoarele fisiere:
   • .adb; .asp; .cfg; .cgi; .mra; .dbx; .dhtm; .eml; .htm; .html; .jsp;
      .mbx; .mdx; .mht; .mmf; .msg; .nch; .ods; .oft; .php; .pl; .sht;
      .shtm; .stm; .tbb; .txt; .uin; .wab; .wsh; .xls; .xml; .dhtml


Adrese evitate:
Nu trimite email-uri la adrese care contin unul din urmatoarele siruri de caractere:
   • @microsoft; rating@; f-secur; news; update; .qmail; .gif; anyone@;
      bugs@; contract@; feste; gold-certs@; help@; info@; nobody@; noone@;
      0000; Mailer-Daemon@; @subscribe; kasp; admin; icrosoft; support;
      ntivi; unix; bsd; linux; listserv; certific; torvalds@; sopho; @foo;
      @iana; free-av; @messagelab; winzip; google; winrar; samples; spm111@;
      .00; abuse; panda; cafee; spam; pgp; @avp.; noreply; local; root@;
      postmaster@

 Detaliile fisierului Compresia fisierului:
Pentru a ingreuna detectia si a reduce marimea fisierului, este folosit un program de compresie runtime.

Description inserted by Irina Boldea on Tuesday, November 7, 2006
Description updated by Irina Boldea on Friday, November 10, 2006

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