Worm/Scano.AC - Worm

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Statistici

Nume:	Worm/Scano.AC
Descoperit pe data de:	15/05/2006
Tip:	Vierme
ITW:	Da
Numar infectii raportate:	Scazut
Potential de raspandire:	Mediu spre ridicat
Potential de distrugere:	Scazut spre mediu
Fisier static:	Da
Marime:	20.884 Bytes
MD5:	39ded69e49d81e9e8547e8cbf3fd74f9
Versiune VDF:	6.34.01.84
Versiune IVDF:	6.34.01.85

General Metoda de raspandire:
   • Email
   • Peer to Peer

Alias:
   • Symantec: W32.Beagle.EG@mm
   • Mcafee: W32/Areses.l@MM
   • Kaspersky: Email-Worm.Win32.Scano.ac
   • TrendMicro: WORM_SCANO.AB
   • VirusBuster: I-Worm.Scano.AF
   • Eset: Win32/Scano.AC worm
   • Bitdefender: Win32.Scano.AC@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.

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?

Corpul email-ului:
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@

P2P Pentru a infecta alte sisteme din retele Peer-to-Peer, efectueaza urmatarele operatii:

–   Cauta directoarele care au in numele lor unul din urmatoarele texte:
   • bear
   • donkey
   • download
   • ftp
   • htdocs
   • http
   • icq
   • kazaa
   • lime
   • morpheus
   • mule
   • shar
   • source
   • upload
   • pub

   Daca reuseste, sunt create urmatoarele fisiere:
   • Britney Spears Song text archive.doc; Britney Spears.jpg; Britney
      Spears.mp3; Clone DVD 6; Cloning.doc; Cracks & Warez Archiv; Dark
      Angels new; Dictionary English 2004 - France.doc; DivX 8.0 final; Doom
      3 release 2; E-Book Archive2.rtf; Eminem blowjob.jpg; Eminem full
      album.mp3; Eminem Poster.jpg; Eminem sex xxx.jpg; Eminem Sexy
      archive.doc; Eminem Spears porn.jpg; Eminem.mp3; Full album all.mp3;
      Gimp 1.8 Full with Key; Harry Potter 1-6 book.txt; Harry Potter 5.mpg;
      Harry Potter all e.book.doc; Harry Potter e book.doc; Harry Potter
      game; Harry Potter.doc; Harry Potter and the Sorcerer's Stone game;
      How to hack new.doc; Internet Explorer 9 setup; Kazaa Lite 4.0 new;
      Kazaa new; Keygen 4 all new; Learn Programming 2004.doc; Lightwave 9
      Update; Magix Video Deluxe 5 beta; Matrix 3 .mpg; Microsoft Office
      2003 Crack best; Microsoft WinXP Crack full; MS Service Pack 6; source
      code; Norton Antivirus 2005 beta; Opera 11 free; Partitionsmagic 10
      beta; Porno Screensaver britney; RFC compilation.doc; Ringtones.doc;
      Nostradamus.doc; World Trade Center last video.mpeg; anthrax.doc;
      Osama Bin Laden.jpg; Taliban; Osama bin Laden.mpg; Yellow Pages;
      Ringtones.mp3; Saddam Hussein.jpg; Screensaver2; Serials edition.txt;
      Smashing the stack full.rtf; Star Office 9; Teen Porn 15.jpg; The Sims
      4 beta; Ulead Keygen 2004; Visual Studio Net Crack all; Vista
      review.doc; WinAmp 13 full with sources; Windows Vista Sourcecode.doc;
      Windows 2003 crack; Windows XP crack; WinXP eBook newest.doc; XXX
      hardcore pics.jpg

   Aceste fişiere sunt copii ale malware-ului.

Injectarea codului malware in alte procese – Injecteaza fisierul urmator intr-un proces: %WINDIR%\csrss.exe

    Urmatoarele procese:
   • services.exe
   • svchost.exe

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

Pentru o descriere scurta click aici.

Descriere introdusa de Irina Boldea la Tue, 11 Jul 2006 12:05 (GMT+1)
Descriere actualizata de Irina Boldea la Wed, 02 Aug 2006 10:40 (GMT+1)

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