Nume: Worm/Mytob.KK Descoperit pe data de: 10/10/2005 Tip: Vierme ITW: Da Numar infectii raportate: Scazut Potential de raspandire: Mediu Potential de distrugere: Mediu Fisier static: Da Marime: 49.664 Bytes MD5: 89504c8c2ddd5f051ed07078381cd932 Versiune VDF: 6.32.00.69
General Metoda de raspandire: • Email Alias: • Symantec: W32.Mytob@mm • Kaspersky: Email-Worm.Win32.Doombot.b • TrendMicro: WORM_MYTOB.LD • Bitdefender: Win32.Worm.Mytob.HG Sistem de operare: • Windows 95 • Windows 98 • Windows 98 SE • Windows NT • Windows ME • Windows 2000 • Windows XP • Windows 2003 Efecte secundare: • Blocheaza accesul la anumite website-uri • Blocheaza accesul la website-uri ale firmelor de securitate • Inchide aplicatiile de securitate • Utilizeaza propriul motor de email • Reduce setarile de securitate • Modificari in registri Fisiere Se copiaza in urmatoarea locatie: • %SYSDIR%\scrigz.exe Registrii sistemului Urmatoarele chei sunt adaugate in registri pentru a rula procesul la repornirea sistemului: – [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] • "RAX SYSTEM"="scrigz.exe" – [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices] • "RAX SYSTEM"="scrigz.exe" Email Are un motor SMTP integrat. Va fi facuta o conexiune directa cu serverul destinatar. Iata caracteristicile lui: De la: Adrese generate. Va rugam nu presupuneti ca a fost intentia expeditorului sa va trimita acest email. Este posibil ca el sa nu stie ca este infectat sau chiar sa nu aiba sistemul infectat. In plus, este posibil sa primiti email-uri returnate care sa va indice ca sunteti infectat, lucru care poate fi de asemenea fals. Catre: – Adrese de email gasite pe sistem. Subiect: Unul din urmatoarele: • *DETECTED* Online User Violation • Email Account Suspension • Important Notification • Members Support • Notice of account limitation • Security measures • Warning Message: Your services near to be closed. • You have successfully updated your password • Your Account is Suspended • Your Account is Suspended For Security Reasons • Your new account password is approved • Your password has been successfully updated • Your password has been updated Uneori subiectul poate lipsi. In plus, subiectul email-ului ar putea contine litere aleatoare. Corpul email-ului: – Contine cod HTML. – Corpul email-ului contine caractere aleatoare. Corpul email-ului este unul din textele: • Dear user %username from receivers email address%, You have successfully updated the password of your %domeniul destinatarului% account. If you did not authorize this change or if you need assistance with your account, please contact %domeniul destinatarului% customer service at: admin@%domeniul destinatarului% Thank you for using %domeniul destinatarului% ! The %domeniul destinatarului% Support Team • Dear user %username from receivers email address%, It has come to our attention that your %domeniul destinatarului% User Profile ( x ) records are out of date. For further details see the attached document. Thank you for using %domeniul destinatarului% ! The %domeniul destinatarului% Support Team • Dear %domeniul destinatarului% Member, Your e-mail account was used to send a huge amount of unsolicited spam messages during the recent week. If you could please take 5-10 minutes out of your online experience and confirm the attached document so you will not run into any future problems with the online service. If you choose to ignore our request, you leave us no choice but to cancel your membership. Virtually yours, The %domeniul destinatarului% Support Team • Dear %domeniul destinatarului% Member, We have temporarily suspended your email account %reciever email address%. This might be due to either of the following reasons: 1. A recent change in your personal information (i.e. change of address). 2. Submiting invalid information during the initial sign up process. 3. An innability to accurately verify your selected option of subscription due to an internal error within our processors. See the details to reactivate your Yahoo account. Sincerely,The %domeniul destinatarului% Support Team In continuare: • +++ Attachment: No Virus (Clean) +++ %domeniul destinatarului% Antivirus - www.%domeniul destinatarului% .com • +++ Attachment: No Virus found +++ %domeniul destinatarului% Antivirus - www.%domeniul destinatarului% .com Atasament: Numele fisierelor atasate este alcatuit dupa cum urmeaza: – Incepe cu unul din urmatoarele: • readme • document • account-info • email-details • account-details • important-details • accepted-password • account-password • approved-password • password • new-password • email-password • updated-password • %combinatie de caractere aleatoare% continuand cu una din urmatoarele: Extensia fisierului este una din urmatoarele: • .zip Un exemplu de nume al fisierului atasat: • password.zip Email Genereaza adrese pentru campul destinatarului: Pentru a genera adrese foloseste urmatoarele texte: • adam; alex; andrew; anna; bill; bob; brenda; brent; brian; claudia; dan; dave; david; debby; frank; fred; george; helen; jack; james; jane; jerry; jim; jimmy; joe; john; jose; josh; julie; kevin; leo; linda; maria; mary; matt; michael; mike; paul; peter; ray; robert; sales; sam; serg; smith; stan; steve; ted; tom Combina acest rezultat cu domeniile gasite in fisierele in care a cautat anterior adrese. Iata cateva exemple de adrese generate: • tom@yahoo.com • jack@yahoo.com Genereaza adrese pentru campul expeditorului: Pentru a genera adrese foloseste urmatoarele texte: • admin • administrator • info • mail • register • service • support • webmaster Adrese evitate: Nu trimite email-uri la adrese care contin unul din urmatoarele siruri de caractere: • be_loyal; -._!; -._!@; .edu; .gov; .mil; abuse; accoun; acketst; admin; anyone; arin.; avp; berkeley; borlan; bsd; bugs; certific; contact; example; fcnz; feste; fido; foo.; fsf.; gnu; gold-certs; google; gov.; help; hotmail; iana; ibm.com; icrosof; icrosoft; ietf; info; inpris; isc.o; isi.e; kernel; linux; listserv; math; mit.e; mozilla; msn.; mydomai; nobody; nodomai; noone; not; nothing; ntivi; page; panda; pgp; postmaster; privacy; rating; rfc-ed; ripe.; root; ruslis; samples; secur; sendmail; service; site; soft; somebody; someone; sopho; spm; submit; support; syma; tanford.e; the.bat; unix; usenet; utgers.ed; webmaster; www; you; your Prefixeaza domeniile adreselor de email: Pentru a afla IP-ul serverului de mail, poate adauga inaintea domeniului urmatoarele siruri de caractere: • gate. • ns. • relay. • mail1. • mxs. • mx1. • smtp. • mail. • mx. IRC Pentru a trimite informatii si pentru a fi controlat se conecteaza la serverul IRC: Server: rax.**********hax.info Port: 43287 Canal: #skyellite Nick: [X]%sir de 6 caractere aleatoare% Parola: ellite – Acest malware poate obtine si trimite infomatii cum ar fi: • Memorie nealocata • Cantitatea de memorie • Informatii despre sistemul de operare – In plus, poate efectua urmatoarele operatii: • conectare server IRC • descarcare fisier • executarea unui fisier • Se actualizeaza singur • Vizitarea unui website Fisiere host Fisierul – In acest caz, inregistrarile existente sunt sterse. – Accesul la urmatoarele domenii este blocat: • www.symantec.com; securityresponse.symantec.com; symantec.com; www.sophos.com; sophos.com; www.mcafee.com; mcafee.com; liveupdate.symantecliveupdate.com; www.viruslist.com; viruslist.com; f-secure.com; www.f-secure.com; kaspersky.com; kaspersky-labs.com; www.avp.com; www.kaspersky.com; avp.com; www.networkassociates.com; networkassociates.com; www.ca.com; ca.com; mast.mcafee.com; my-etrust.com; www.my-etrust.com; download.mcafee.com; dispatch.mcafee.com; secure.nai.com; nai.com; www.nai.com; update.symantec.com; updates.symantec.com; us.mcafee.com; liveupdate.symantec.com; customer.symantec.com; rads.mcafee.com; trendmicro.com; pandasoftware.com; www.pandasoftware.com; www.trendmicro.com; www.grisoft.com; www.microsoft.com; microsoft.com; www.virustotal.com; virustotal.com; www.amazon.com; www.amazon.co.uk; www.amazon.ca; www.amazon.fr; www.paypal.com; paypal.com; moneybookers.com; www.moneybookers.com; www.ebay.com; ebay.com – Accesul la urmatorul domeniu este redirectionat catre o alta destinatie: • avmailserverlocal Fisierul hosts modificat va arata astfel: Terminarea proceselor Lista cu procesele oprite: • _AVP32.EXE; _AVPCC.EXE; _AVPM.EXE; ACKWIN32.EXE; ADAWARE.EXE; ADVXDWIN.EXE; AGENTSVR.EXE; AGENTW.EXE; ALERTSVC.EXE; ALEVIR.EXE; ALOGSERV.EXE; AMON9X.EXE; ANTI-TROJAN.EXE; ANTIVIRUS.EXE; ANTS.EXE; APIMONITOR.EXE; APLICA32.EXE; APVXDWIN.EXE; ARR.EXE; ATCON.EXE; ATGUARD.EXE; ATRO55EN.EXE; ATUPDATER.EXE; ATWATCH.EXE; AU.EXE; AUPDATE.EXE; AUTODOWN.EXE; AUTO-PROTECT.NAV80TRY.EXE; AUTOTRACE.EXE; AUTOUPDATE.EXE; AVCONSOL.EXE; AVE32.EXE; AVGCC32.EXE; AVGCTRL.EXE; AVGNT.EXE; AVGSERV.EXE; AVGSERV9.EXE; AVGUARD.EXE; AVGW.EXE; AVKPOP.EXE; AVKSERV.EXE; AVKSERVICE.EXE; AVKWCTl9.EXE; AVLTMAIN.EXE; AVNT.EXE; AVP.EXE; AVP32.EXE; AVPCC.EXE; AVPDOS32.EXE; AVPM.EXE; AVPTC32.EXE; AVPUPD.EXE; AVSCHED32.EXE; AVSYNMGR.EXE; AVWINNT.EXE; AVWUPD.EXE; AVWUPD32.EXE; AVWUPSRV.EXE; AVXMONITOR9X.EXE; AVXMONITORNT.EXE; AVXQUAR.EXE; BACKWEB.EXE; BARGAINS.EXE; BD_PROFESSIONAL.EXE; BEAGLE.EXE; BELT.EXE; BIDEF.EXE; BIDSERVER.EXE; BIPCP.EXE; BIPCPEVALSETUP.EXE; BISP.EXE; BLACKD.EXE; BLACKICE.EXE; BLSS.EXE; BOOTCONF.EXE; BOOTWARN.EXE; BORG2.EXE; BPC.EXE; BRASIL.EXE; BS120.EXE; BUNDLE.EXE; BVT.EXE; CCAPP.EXE; CCEVTMGR.EXE; CCPXYSVC.EXE; CDP.EXE; CFD.EXE; CFGWIZ.EXE; CFIADMIN.EXE; CFIAUDIT.EXE; CFINET.EXE; CFINET32.EXE; CLAW95CF.EXE; CLEAN.EXE; CLEANER.EXE; CLEANER3.EXE; CLEANPC.EXE; CLICK.EXE; CMD.EXE; CMD32.EXE; CMESYS.EXE; CMGRDIAN.EXE; CMON016.EXE; CONNECTIONMONITOR.EXE; CPD.EXE; CPF9X206.EXE; CPFNT206.EXE; CTRL.EXE; CV.EXE; CWNB181.EXE; CWNTDWMO.EXE; DATEMANAGER.EXE; DCOMX.EXE; DEFALERT.EXE; DEFSCANGUI.EXE; DEFWATCH.EXE; DEPUTY.EXE; DIVX.EXE; DLLCACHE.EXE; DLLREG.EXE; DOORS.EXE; DPF.EXE; DPFSETUP.EXE; DPPS2.EXE; DRWATSON.EXE; DRWEB32.EXE; DRWEBUPW.EXE; DSSAGENT.EXE; DVP95.EXE; DVP95_0.EXE; ECENGINE.EXE; EFPEADM.EXE; EMSW.EXE; ENT.EXE; ESAFE.EXE; ESCANHNT.EXE; ESCANV95.EXE; ESPWATCH.EXE; ETHEREAL.EXE; ETRUSTCIPE.EXE; EVPN.EXE; EXANTIVIRUS-CNET.EXE; EXE.AVXW.EXE; EXPERT.EXE; EXPLORE.EXE; FAMEH32.EXE; FAST.EXE; FCH32.EXE; FIH32.EXE; FINDVIRU.EXE; FIREWALL.EXE; FNRB32.EXE; FPROT.EXE; F-PROT.EXE; F-PROT95.EXE; FP-WIN.EXE; FP-WIN_TRIAL.EXE; FRW.EXE; FSAA.EXE; FSAV.EXE; FSAV32.EXE; FSAV530STBYB.EXE; FSAV530WTBYB.EXE; FSAV95.EXE; FSGK32.EXE; FSM32.EXE; FSMA32.EXE; FSMB32.EXE; F-STOPW.EXE; GATOR.EXE; GBMENU.EXE; GBPOLL.EXE; GENERICS.EXE; GMT.EXE; GUARD.EXE; GUARDDOG.EXE; HACKTRACERSETUP.EXE; HBINST.EXE; HBSRV.EXE; HOTACTIO.EXE; HOTPATCH.EXE; HTLOG.EXE; HTPATCH.EXE; HWPE.EXE; HXDL.EXE; HXIUL.EXE; IAMAPP.EXE; IAMSERV.EXE; IAMSTATS.EXE; IBMASN.EXE; IBMAVSP.EXE; ICLOADNT.EXE; ICMON.EXE; ICSUPP95.EXE; ICSUPPNT.EXE; IDLE.EXE; IEDLL.EXE; IEDRIVER.EXE; IEXPLORER.EXE; IFACE.EXE; IFW2000.EXE; INETLNFO.EXE; INFUS.EXE; INFWIN.EXE; INIT.EXE; INTDEL.EXE; INTREN.EXE; IOMON98.EXE; ISTSVC.EXE; JAMMER.EXE; JDBGMRG.EXE; JEDI.EXE; KAVLITE40ENG.EXE; KAVPERS40ENG.EXE; KAVPF.EXE; KAZZA.EXE; KEENVALUE.EXE; KERIO-PF-213-EN-WIN.EXE; KERIO-WRL-421-EN-WIN.EXE; KERIO-WRP-421-EN-WIN.EXE; KERNEL32.EXE; KILLPROCESSSETUP161.EXE; LAUNCHER.EXE; LDNETMON.EXE; LDPRO.EXE; LDPROMENU.EXE; LDSCAN.EXE; LNETINFO.EXE; LOADER.EXE; LOCALNET.EXE; LOCKDOWN.EXE; LOCKDOWN2000.EXE; LOOKOUT.EXE; LORDPE.EXE; LSETUP.EXE; LUALL.EXE; LUAU.EXE; LUCOMSERVER.EXE; LUINIT.EXE; LUSPT.EXE; MAPISVC32.EXE; MCAGENT.EXE; MCMNHDLR.EXE; MCSHIELD.EXE; MCTOOL.EXE; MCUPDATE.EXE; MCVSRTE.EXE; MCVSSHLD.EXE; MD.EXE; MFIN32.EXE; MFW2EN.EXE; MFWENG3.02D30.EXE; MGAVRTCL.EXE; MGAVRTE.EXE; MGHTML.EXE; MGUI.EXE; MINILOG.EXE; MMOD.EXE; MONITOR.EXE; MOOLIVE.EXE; MOSTAT.EXE; MPFAGENT.EXE; MPFSERVICE.EXE; MPFTRAY.EXE; MRFLUX.EXE; MSAPP.EXE; MSBB.EXE; MSBLAST.EXE; MSCACHE.EXE; MSCCN32.EXE; MSCMAN.EXE; MSCONFIG.EXE; MSDM.EXE; MSDOS.EXE; MSIEXEC16.EXE; MSINFO32.EXE; MSLAUGH.EXE; MSMGT.EXE; MSMSGRI32.EXE; MSSMMC32.EXE; MSSYS.EXE; MSVXD.EXE; MU0311AD.EXE; MWATCH.EXE; N32SCANW.EXE; NAV.EXE; NAVAP.NAVAPSVC.EXE; NAVAPSVC.EXE; NAVAPW32.EXE; NAVDX.EXE; NAVLU32.EXE; NAVNT.EXE; NAVSTUB.EXE; NAVW32.EXE; NAVWNT.EXE; NC2000.EXE; NCINST4.EXE; NDD32.EXE; NEC.EXE; NEOMONITOR.EXE; NEOWATCHLOG.EXE; NETARMOR.EXE; NETD32.EXE; NETINFO.EXE; NETMON.EXE; NETSCANPRO.EXE; NETSPYHUNTER-1.2.EXE; NETSTAT.EXE; NETUTILS.EXE; NISSERV.EXE; NISUM.EXE; NMAIN.EXE; NOD32.EXE; NORMIST.EXE; NORTON_INTERNET_SECU_3.0_407.EXE; NOTSTART.EXE; NPF40_TW_98_NT_ME_2K.EXE; NPFMESSENGER.EXE; NPROTECT.EXE; NPSCHECK.EXE; NPSSVC.EXE; NSCHED32.EXE; NSSYS32.EXE; NSTASK32.EXE; NSUPDATE.EXE; NT.EXE; NTRTSCAN.EXE; NTVDM.EXE; NTXconfig.EXE; NUI.EXE; NUPGRADE.EXE; NVARCH16.EXE; NVC95.EXE; NVSVC32.EXE; NWINST4.EXE; NWSERVICE.EXE; NWTOOL16.EXE; OLLYDBG.EXE; ONSRVR.EXE; OPTIMIZE.EXE; OSTRONET.EXE; OTFIX.EXE; OUTPOST.EXE; OUTPOSTINSTALL.EXE; OUTPOSTPROINSTALL.EXE; PADMIN.EXE; PANIXK.EXE; PATCH.EXE; PAVCL.EXE; PAVPROXY.EXE; PAVSCHED.EXE; PAVW.EXE; PCFWALLICON.EXE; PCIP10117_0.EXE; PCSCAN.EXE; PDSETUP.EXE; PERISCOPE.EXE; PERSFW.EXE; PERSWF.EXE; PF2.EXE; PFWADMIN.EXE; PGMONITR.EXE; PINGSCAN.EXE; PLATIN.EXE; POP3TRAP.EXE; POPROXY.EXE; POPSCAN.EXE; PORTDETECTIVE.EXE; PORTMONITOR.EXE; POWERSCAN.EXE; PPINUPDT.EXE; PPTBC.EXE; PPVSTOP.EXE; PRIZESURFER.EXE; PRMT.EXE; PRMVR.EXE; PROCDUMP.EXE; PROCESSMONITOR.EXE; PROCEXPLORERV1.0.EXE; PROGRAMAUDITOR.EXE; PROPORT.EXE; PROTECTX.EXE; PSPF.EXE; PURGE.EXE; QCONSOLE.EXE; QSERVER.EXE; RAPAPP.EXE; RAV7.EXE; RAV7WIN.EXE; RAV8WIN32ENG.EXE; RAY.EXE; RB32.EXE; RCSYNC.EXE; REALMON.EXE; REGED.EXE; REGEDIT.EXE; REGEDT32.EXE; RESCUE.EXE; RESCUE32.EXE; RRGUARD.EXE; RSHELL.EXE; RTVSCAN.EXE; RTVSCN95.EXE; RULAUNCH.EXE; RUN32DLL.EXE; RUNDLL.EXE; RUNDLL16.EXE; RUXDLL32.EXE; SAFEWEB.EXE; SAHAGENT.EXE; SAVE.EXE; SAVENOW.EXE; SBSERV.EXE; SC.EXE; SCAM32.EXE; SCAN32.EXE; SCAN95.EXE; SCANPM.EXE; SCRSCAN.EXE; SETUP_FLOWPROTECTOR_US.EXE; SETUPVAMEEVAL.EXE; SFC.EXE; SGSSFW32.EXE; SH.EXE; SHELLSPYINSTALL.EXE; SHN.EXE; SHOWBEHIND.EXE; SMC.EXE; SMS.EXE; SMSS32.EXE; SOAP.EXE; SOFI.EXE; SPERM.EXE; SPF.EXE; SPHINX.EXE; SPOLER.EXE; SPOOLCV.EXE; SPOOLSV32.EXE; SPYXX.EXE; SREXE.EXE; SRNG.EXE; SS3EDIT.EXE; SSG_4104.EXE; SSGRATE.EXE; ST2.EXE; START.EXE; STCLOADER.EXE; SUPFTRL.EXE; SUPPORT.EXE; SUPPORTER5.EXE; SVC.EXE; SVCHOSTC.EXE; SVCHOSTS.EXE; SVSHOST.EXE; SWEEP95.EXE; SWEEPNET.SWEEPSRV.SYS.SWNETSUP.EXE; SYMPROXYSVC.EXE; SYMTRAY.EXE; SYSEDIT.EXE; SYSTEM.EXE; SYSTEM32.EXE; SYSUPD.EXE; TASKMG.EXE; TASKMGR.EXE; TASKMO.EXE; TASKMON.EXE; TAUMON.EXE; TBSCAN.EXE; TC.EXE; TCA.EXE; TCM.EXE; TDS2-NT.EXE; TDS-3.EXE; TEEKIDS.EXE; TFAK.EXE; TFAK5.EXE; TGBOB.EXE; TITANIN.EXE; TITANINXP.EXE; TRACERT.EXE; TRICKLER.EXE; TRJSCAN.EXE; TRJSETUP.EXE; TROJANTRAP3.EXE; TSADBOT.EXE; TVMD.EXE; TVTMD.EXE; UNDOBOOT.EXE; UPDAT.EXE; UPDATE.EXE; UPGRAD.EXE; UTPOST.EXE; VBCMSERV.EXE; VBCONS.EXE; VBUST.EXE; VBWIN9X.EXE; VBWINNTW.EXE; VCSETUP.EXE; VET32.EXE; VET95.EXE; VETTRAY.EXE; VFSETUP.EXE; VIR-HELP.EXE; VIRUSMDPERSONALFIREWALL.EXE; VNLAN300.EXE; VNPC3000.EXE; VPC32.EXE; VPC42.EXE; VPFW30S.EXE; VPTRAY.EXE; VSCAN40.EXE; VSCENU6.02D30.EXE; VSCHED.EXE; VSECOMR.EXE; VSHWIN32.EXE; VSISETUP.EXE; VSMAIN.EXE; VSMON.EXE; VSSTAT.EXE; VSWIN9XE.EXE; VSWINNTSE.EXE; VSWINPERSE.EXE; W32DSM89.EXE; W9X.EXE; WATCHDOG.EXE; WEBDAV.EXE; WEBSCANX.EXE; WEBTRAP.EXE; WFINDV32.EXE; WHOSWATCHINGME.EXE; WIMMUN32.EXE; WIN32.EXE; WIN32US.EXE; WINACTIVE.EXE; WIN-BUGSFIX.EXE; WINDOW.EXE; WINDOWS.EXE; WININETD.EXE; WININIT.EXE; WININITX.EXE; WINLOGIN.EXE; WINMAIN.EXE; WINNET.EXE; WINPPR32.EXE; WINRECON.EXE; WINSERVN.EXE; WINSSK32.EXE; WINSTART.EXE; WINSTART001.EXE; WINTSK32.EXE; WINUPDATE.EXE; WKUFIND.EXE; WNAD.EXE; WNT.EXE; WRADMIN.EXE; WRCTRL.EXE; WSBGATE.EXE; WUPDATER.EXE; WUPDT.EXE; WYVERNWORKSFIREWALL.EXE; XPF202EN.EXE; ZAPRO.EXE; ZAPSETUP3001.EXE; ZATUTOR.EXE; ZONALM2601.EXE; ZONEALARM.EXE Urmatorul serviciu este dezactivat: • SharedAccess (Windows Firewall/Internet Connection Sharing (ICS)) Alte informatii Metode anti-debugging Verfica daca exista urmatorul fisier: • %PROGRAM FILES%\szmatec\guard.exe Daca gaseste, isi termina executia imediat. Detaliile fisierului Compresia fisierului: Pentru a ingreuna detectia si a reduce marimea fisierului, este folosit urmatorul program de arhivare: • PESpin
Descrizione inserita da Iulian Popa su giovedì 27 ottobre 2005 Descrizione aggiornata da Iulian Popa su venerdì 4 novembre 2005
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