Nume: Worm/Lovgate.F Descoperit pe data de: 13/05/2003 Tip: Vierme ITW: Da Numar infectii raportate: Scazut spre mediu Potential de raspandire: Scazut spre mediu Potential de distrugere: Mediu Fisier static: Da Marime: 107.008 Bytes MD5: 5d73aba7169ebfd2bdfd99437d5d8b11 Versiune IVDF: 6.19.00.15 - Tuesday, May 13, 2003
General Metode de raspandire: • Email • Reteaua locala Alias: • Symantec: W32.HLLW.Lovgate.G@mm • Mcafee: W32/Lovgate.f@M • Kaspersky: Email-Worm.Win32.LovGate.f • F-Secure: W32/Lovgate.F@mm • Sophos: W32/Lovgate-E • Panda: W32/Lovgate.F • Eset: Win32/Lovgate.G • Bitdefender: Win32.LovGate.F@mm Sistem de operare: • Windows 2000 • Windows XP • Windows 2003 Efecte secundare: • Creeaza fisiere malware • Utilizeaza propriul motor de email • Modificari in registri Fisiere Se copiaza in urmatoarele locatii: • %SYSDIR%\IEXPLORE.EXE • %SYSDIR%\kernel66.dll • %SYSDIR%\RAVMOND.exe • %SYSDIR%\WinDriver.exe • %SYSDIR%\WinGate.exe • %SYSDIR%\WinHelp.exe • %SYSDIR%\winrpc.exe Sunt create fisierele: – %SYSDIR%\111.dll (81920 bytes) Analiza ulterioara a relevat ca si acest fisier este malware. Detectat ca: Worm/Lovgate.F.2 – %SYSDIR%\ily668.dll (81920 bytes) Analiza ulterioara a relevat ca si acest fisier este malware. Detectat ca: Worm/Lovgate.F.2 – %SYSDIR%\reg678.dll (81920 bytes) Analiza ulterioara a relevat ca si acest fisier este malware. Detectat ca: Worm/Lovgate.F.2 – %SYSDIR%\Task688.dll (81920 bytes) Analiza ulterioara a relevat ca si acest fisier este malware. Detectat ca: Worm/Lovgate.F.2 Registrii sistemului Una din urmatoarele valori este adaugata in registri pentru pornirea automata a procesului dupa reboot: – [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] • "WinHelp"="%SYSDIR%\WinHelp.exe" • "WinGate initialize"="%SYSDIR%\WinGate.exe -remoteshell" • "Remote Procedure Call Locator"="RUNDLL32.EXE reg678.dll ondll_reg" • "Program In Windows"="%SYSDIR%\IEXPLORE.EXE" Urmatoarele chei sunt adaugate in registri pentru a incarca serviciile la repornirea sistemului: – [HKLM\SYSTEM\CurrentControlSet\Services\ll_reg] • "Type"=dword:00000010 "Start"=dword:00000002 "ErrorControl"=dword:00000001 "ImagePath"=Rundll32.exe Task688.dll ondll_server "DisplayName"="ll_reg" "ObjectName"="LocalSystem" – [HKLM\SYSTEM\CurrentControlSet\Services\ NetMeeting Remote Desktop (RPC) Sharing] • "Type"=dword:00000010 "Start"=dword:00000002 "ErrorControl"=dword:00000001 "ImagePath"=Rundll32.exe Task688.dll ondll_server "DisplayName"="NetMeeting Remote Desktop (RPC) Sharing" "ObjectName"="LocalSystem" – [HKLM\SYSTEM\CurrentControlSet\Services\ Windows Management Instrumentation Driver Extension] • "Type"=dword:00000010 "Start"=dword:00000002 "ErrorControl"=dword:00000001 "ImagePath"=%SYSDIR%\WinDriver.exe -start_server "DisplayName"="Windows Management Instrumentation Driver Extension" "ObjectName"="LocalSystem" Urmatoarele chei din registri sunt modificate: – [HKCU\Software\Microsoft\Windows NT\CurrentVersion\Windows] Noua valoare: • "run"="RAVMOND.exe" – [HKLM\SOFTWARE\Classes\txtfile\shell\open\command] Noua valoare: • @="winrpc.exe %1" Email Contine un motor SMTP integrat, pentru a trimite spam prin email. Astfel se va conecta direct la serverul destinatar. Caracteristicile sunt: Foloseste Messaging Application Programming Interface (MAPI) pentru a trimite raspunsuri la email-urile stocate in Inbox. Iata caracteristicile lui: De la: Adresa este falsificata. De la: Adresa expeditorului este chiar contul Outlook al utilizatorului Catre: – Adrese de email gasite pe sistem. – Adrese de email obtinute din WAB (Windows Address Book) Subiect: Unul din urmatoarele: • Reply to this! • Let's Laugh • Last Update • for you • Great • Help • Attached one Gift for u.. • Hi Dear • Hi • See the attachement Corpul email-ului: Corpul email-ului este unul din textele: • For further assistance, please contact! • Copy of your message, including all the headers is attached. • This is the last cumulative update. • Tiger Woods had two eagles Friday during his victory over Stephen Leaney. (AP Photo/Denis Poroy) • Send reply if you want to be official beta tester. • This message was created automatically by mail delivery software (Exim). • It's the long-awaited film version of the Broadway hit. Set in the roaring 20's, this is the story of Chicago chorus girl Roxie Hart (Zellweger), who shoots her unfaithful lover (West). • Adult content!!! Use with parental advisory. • Patrick Ewing will give Knick fans something to cheer about Friday night. • Send me your comments... Atasament: Numele fisierului atasat este unul din urmatoarele: • About_Me.txt.pif • driver.exe • Doom3 Preview!!!.exe • enjoy.exe • YOU_are_FAT!.TXT.pif • Source.exe • Interesting.exe • README.TXT.pif • images.pif • Pics.ZIP.scr Atasamentul este o copie malware. Email Cautare adrese: Cauta adrese de email in urmatorul fisier: • *.ht* Server MX: Se poate conecta la serverul MX: • smtp.163.com Reţea Pentru a-si asigura raspandirea, programul malware incearca sa contacteze alte sisteme, asa cum este descris in continuare: Creeaza copii malware in urmatoarele share-uri de retea: • Are you looking for Love.doc.exe • autoexec.bat • The world of lovers.txt.exe • How To Hack Websites.exe • Panda Titanium Crack.zip.exe • Mafia Trainer!!!.exe • 100 free essays school.pif • AN-YOU-SUCK-IT.txt.pif • Sex_For_You_Life.JPG.pif • CloneCD + crack.exe • Age of empires 2 crack.exe • MoviezChannelsInstaler.exe • Star Wars II Movie Full Downloader.exe • Winrar + crack.exe • SIMS FullDownloader.zip.exe • MSN Password Hacker and Stealer.exe Foloseste urmatoarele date de logare, pentru a controla sistemul la distanta: – Lista de utilizatori: • Guest • Administrator – Lista de parole: • zxcv; yxcv; xxx; xp; win; test123; test; temp123; temp; sybase; super; sex; secret; pwd; pw123; pw; pc; Password; owner; oracle; mypc123; mypc; mypass123; mypass; love; login; Login; Internet; home; godblessyou; god; enable; database; computer; alpha; admin123; Admin; abcd; aaa; aa; 88888888; 2600; 2003; 2002; 123asd; 123abc; 123456789; 1234567; 123123; 121212; 12; 11111111; 110; 007; 00000000; 000000; 0; pass; 54321; 12345; password; passwd; server; sql; !@; $%^&*; !@; $%^&; !@; $%^; !@; $%; asdfgh; asdf; !@; $; 1234; 111; 11; root; abc123; 12345678; abcdefg; abcdef; abc; 888888; 666666; 111111; admin; administrator; guest; 654321; 123456; 321; 123 Generarea adreselor IP: Genereaza adrese IP aleatoare, pastrand doar primii trei octeti din propria adresa. Apoi incearca sa contacteze adresele create. Backdoor Deschide portul – %SYSDIR%\lsass.exe pe portul TCP 1092 pentru a crea remote Shell. Injectarea codului malware in alte procese – Injecteaza fisierul urmator intr-un proces: %SYSDIR%\111.dll – Injecteaza o rutina backdoor intr-un proces. Numele procesului: • %SYSDIR%\lsass.exe Alte informatii Mutex: Creeaza urmatorii mutecsi: • CTF.Compart.Mutex • CTF.Asm.Mutex • CTF.Layouts.Mutex • CTF.TMD.Mutex • CTF.TimListCache.FMP Detaliile fisierului Limbaj de programare: Limbaj de programare folosit: C (compilat cu Microsoft Visual C++). Compresia fisierului: Pentru a ingreuna detectia si a reduce marimea fisierului, este folosit urmatorul program de arhivare: • Aspack
Description inserted by Petre Galan on Monday, October 5, 2009 Description updated by Petre Galan on Tuesday, October 6, 2009
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