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| “就不让你用google”Netsky变种分析 | |||||
作者:伯狼 文章来源:CnXHacker.Net 点击数: 更新时间:2004-11-2 ![]() |
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互联网络在MSN病毒过后似乎一直不算平静,先是江民被黑,然后是国内众多黑客站点互相攻击,打的不变乐乎,紧接着Mydoom搅得各全球各大杀毒厂商坐立不安,这头还没忘完,这会Netsky又带着皇帝的新衣来跟我们玩过家家酒了…… Netsky此次的新变种(W32.Netsky.AE @ mm)为依然依靠大规模的邮件传播,而且味口相当不错,从95、98一直到XP、2K3,除了DOS之些已经进入历史“名人堂”的系统,微软的的主流系统算是被它吃定了。 其他命名:I-Worm.Skybag.a [Kaspersky], W32/Netsky.ah @ MM [McAfee] 病毒类型:蠕虫 病毒长度:85,628字节 受影响系统:Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP 风险指数:低(目前绝大多数病毒的风险指数已经艰难有超过中级的了) 破坏指数:中(看来还是有一定破坏力的) 感染指数:高(当然了,Netsky一直都是强力传播型的,怕是跟“非典”有的一拼) 技术分析: 当它开始“发功”时: 1,将自拷贝为: ·%System%\bloodred.exe(血红????) ·%System%\Windows_kernel32.exe(真会唬人,还有kernel32作名称,哼,小样,披着羊皮照样认识你) 注意:%system%文件夹:Windows 95/98/Me系统中默认为:C:\Windows\system,Windows NT/2000系统中默认为:C:\Winnt\system32,Windows XP系统中为:C:\Windows\system32 2,创建一个互斥实例名为“~~~Bloodred~~~owns~~~you~~~xoxo~~~2004”,以确保只有一个实例在运行。 3,创建如下的文件: ·%Windir%\bloodred.zip (病毒文件的压缩拷贝. 在里面的文件名为 Urgent_Info.pif.) ·%System%\base64exe.sys ·%System%\base64zip.sys 注意: %Windir%表示Windows安装目录. 默认情况下它是 C:\Windows 或C:\Winnt. 4,创建%System%\fun.txt文件 5,在如下注册表项: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run 添加如下键值: "Microsoft Kernel"="%System%\Windows_kernel32.exe" 以便在Windows启动时运行病毒程序 6,将下列条目覆写入%System%\Drivers\etc\hosts文件: 127.0.0.1 www.norton.com 127.0.0.1 norton.com 127.0.0.1 yahoo.com 127.0.0.1 www.yahoo.com 127.0.0.1 microsoft.com 127.0.0.1 www.microsoft.com 127.0.0.1 windowsupdate.com 127.0.0.1 www.windowsupdate.com 127.0.0.1 www.mcafee.com 127.0.0.1 mcafee.com 127.0.0.1 www.nai.com 127.0.0.1 nai.com 127.0.0.1 www.ca.com 127.0.0.1 ca.com 127.0.0.1 liveupdate.symantec.com 127.0.0.1 www.sophos.com 127.0.0.1 www.google.com 127.0.0.1 google.com 微软、google都就打不开了,因为这些条目的地址全部指向本机地址,能打开就是见了鬼了。 7,创建如下实例: 'D'r'o'p'p'e'd'S'k'y'N'e't' SkynetNotice SkynetSasserVersionWithPingFast JumpallsNlsTillt Jobaka3l Jobaka3 MuXxXxTENYKSDesignedAsTheFollowerOfSkynet-D S-k-y-n-e-t--A-n-t-i-v-i-r-u-s-T-e-a-m SkyNet-Sasser AdmSkynetJKIS003 [SkyNet.cz]SystemsMutex LK[SkyNet.cz]SystemsMutex Netsky AV Guard MI[SkyNet.cz]SystemsMutex KO[SkyNet.cz]SystemsMutex SkYnEt_AVP Rabbo Rabbo_Mutex Bgl_*L*o*o*s*e* _-oO]xX|-S-k-y-N-e-t-|Xx[Oo-_ _-oOaxX|-+S+-+k+-+y+-+N+-+e+-+t+-|XxKOo-_ 89845848594808308439858307378280987074387498739847 Protect_USUkUyUnUeUtU_Mutex SyncMutex_USUkUyUnUeUtU SyncMutex_USUkUyUnUeUtUU _-=oOOSOkOyONOeOtOo=-_ NetDy_Mutex_Psycho ____--->>>>U<<<<--____ (S)(k)(y)(N)(e)(t) AdmMoodownJKIS003 8,会显示如下提示消息: Windows encountered an error reading the file 9,终止大量的杀毒和安全程序。 10,从TCP 2345端口接听攻击者发出的命令 11,如果攻击者发送一个可执行文件到受感染主机,该文件将保存到%System%文件夹下,扩展名为.exe,文件名称将为3-12个随机小写字母组成。 12,如果受感染主机日期设置为2004年11月15日之后,病毒将对www.kazaa.com执行DoS(拒绝服务)攻击。 13,将自身拷贝到C-X盘下的任何带有“Shar”字符串的文件夹,使用如下文件名之一: Visual Studio.NET.zip .exe DVD Xcopy xpress.exe Britney spears naked.jpeg .exe Teen Porn.mpeg ..exe Windows crack.zip ..exe Kazaa Lite.zip ..exe NETSKY SOURCE CODE.zip ..exe Battlefield 1942.exe Norton AntiVirus 2004.exe Brianna banks and jenna jameson.mpeg ..exe Snood new version.exe Opera Registered version.exe jenna jameson screensaver.scr WINDOWS SOURCE CODE.zip ..exe Windows Longhorn Beta.exe WinRAR.exe WinAmp 6.exe Cisco source code.zip ..exe Adobe Photoshop Full Version.exe ACDSEE10.exe @#$%#%&*$^#$@!$!%&**真TMD(导弹防御系统)的黑…… 14,如果任务管理器是开着的,就将它关闭 15,从如下扩展名的文件中搜集邮件地址: .adb .asp .dbx .doc .htm .html .jsp .rtf .txt .xml 16,使用SMTP引擎将自身发送到搜集来的地址中去,内容如下: 发信地址: (如下之一) Server@<recipient domain> administration@<recipient domain> management@<recipient domain> service@<recipient domain> userhelp@<recipient domain> <recipient domain>指的是接收者邮箱所处的域名 标题: (如下之一) Email Account Information User Information Detailed Information URGENT PLEASE READ! User Info Server Error Urgent Update! 消息内容: (如下之一) Our server is experiencing some latency in our email service. The attachment contains details on how your account will be affected. Due to recent internet attacks, your Email account security is being upgraded. The attachment contains more details Our Email system has received reports of your account flooding email servers. There is more information on this matter in the attachment We regret to inform you that your account has been hijacked and used for illegal purposes. The attachment has more information about what has happened. Your Email account information has been removed from the system due to inactivity. To renew your account information refer to the attachment There is urgent information in the attachment regarding your Email account 附件: (如下之一) Account_Information Word_Document Gift Information Details Update 扩展名为.cmd,.pif,或者.scr,另外,病毒也发送压缩过的身文件作为附件。 17,病毒避开发送到带有如下字符串的邮件地址: @hotmail @fsecure @virusli @noreply @norton @norman @mm @sopho @msn @microsoft @avp @panda @symantec 病毒尝试终止的进程列表(看看你的有没有在列其中?): AGENTSVR.EXE ANTI-TROJAN.EXE ANTIVIRUS.EXE ANTS.EXE APIMONITOR.EXE APLICA32.EXE APVXDWIN.EXE ATCON.EXE ATGUARD.EXE ATRO55EN.EXE ATUPDATER.EXE ATWATCH.EXE AUPDATE.EXE AUTODOWN.EXE AUTOTRACE.EXE AUTOUPDATE.EXE AVCONSOL.EXE AVGSERV9.EXE AVLTMAIN.EXE AVPUPD.EXE AVSYNMGR.EXE AVWUPD32.EXE AVXQUAR.EXE AVprotect9x.exe Au.exe BD_PROFESSIONAL.EXE BIDEF.EXE BIDSERVER.EXE BIPCP.EXE BIPCPEVALSETUP.EXE BISP.EXE BLACKD.EXE BLACKICE.EXE BOOTWARN.EXE BORG2.EXE BS120.EXE CCAPP.exe CDP.EXE CFGWIZ.EXE CFIADMIN.EXE CFIAUDIT.EXE CFINET.EXE CFINET32.EXE CLEAN.EXE CLEANER.EXE CLEANER3.EXE CLEANPC.EXE CMGRDIAN.EXE CMON016.EXE CPD.EXE CPF9X206.EXE CPFNT206.EXE CV.EXE CWNB181.EXE CWNTDWMO.EXE D3dupdate.exe DEFWATCH.EXE DEPUTY.EXE DPF.EXE DPFSETUP.EXE DRWATSON.EXE DRWEBUPW.EXE ENT.EXE ESCANH95.EXE ESCANHNT.EXE ESCANV95.EXE EXANTIVIRUS-CNET.EXE FAST.EXE FIREWALL.EXE FLOWPROTECTOR.EXE FP-WIN_TRIAL.EXE FRW.EXE FSAV.EXE FSAV530STBYB.EXE FSAV530WTBYB.EXE FSAV95.EXE GBMENU.EXE GBPOLL.EXE GUARD.EXE HACKTRACERSETUP.EXE HTLOG.EXE HWPE.EXE IAMAPP.EXE IAMSERV.EXE ICLOAD95.EXE ICLOADNT.EXE ICMON.EXE ICSSUPPNT.EXE ICSUPP95.EXE ICSUPPNT.EXE IFW2000.EXE IPARMOR.EXE IRIS.EXE JAMMER.EXE KAVLITE40ENG.EXE KAVPERS40ENG.EXE KERIO-PF-213-EN-WIN.EXE KERIO-WRL-421-EN-WIN.EXE KERIO-WRP-421-EN-WIN.EXE KILLPROCESSSETUP161.EXE LDPRO.EXE LOCALNET.EXE LOCKDOWN.EXE LOCKDOWN2000.EXE LSETUP.EXE LUALL.EXE LUCOMSERVER.EXE LUINIT.EXE MCAGENT.EXE MCUPDATE.EXE MFW2EN.EXE MFWENG3.02D30.EXE MGUI.EXE MINILOG.EXE MOOLIVE.EXE MRFLUX.EXE MSCONFIG.EXE MSINFO32.EXE MSSMMC32.EXE MU0311AD.EXE NAV80TRY.EXE NAVAPW32.EXE NAVDX.EXE NAVSTUB.EXE NAVW32.EXE NC2000.EXE NCINST4.EXE NDD32.EXE NEOMONITOR.EXE NETARMOR.EXE NETINFO.EXE NETMON.EXE NETSCANPRO.EXE NETSPYHUNTER-1.2.EXE NETSTAT.EXE NISSERV.EXE NISUM.EXE NMAIN.EXE NORTON_INTERNET_SECU_3.0_407.EXE NPF40_TW_98_NT_ME_2K.EXE NPFMESSENGER.EXE NPROTECT.EXE NSCHED32.EXE NTVDM.EXE NUPGRADE.EXE NVARCH16.EXE NWINST4.EXE NWTOOL16.EXE OSTRONET.EXE OUTPOST.EXE OUTPOSTINSTALL.EXE OUTPOSTPROINSTALL.EXE PADMIN.EXE PANIXK.EXE PAVPROXY.EXE PCC2002S902.EXE PCC2K_76_1436.EXE PCCIOMON.EXE PCDSETUP.EXE PCFWALLICON.EXE PCIP10117_0.EXE PDSETUP.EXE PERISCOPE.EXE PERSFW.EXE PF2.EXE PFWADMIN.EXE PINGSCAN.EXE PLATIN.EXE POPROXY.EXE POPSCAN.EXE PORTDETECTIVE.EXE PPINUPDT.EXE PPTBC.EXE PPVSTOP.EXE PROCEXPLORERV1.0.EXE PROPORT.EXE PROTECTX.EXE PSPF.EXE PURGE.EXE PVIEW95.EXE QCONSOLE.EXE QSERVER.EXE RAV8WIN32ENG.EXE RESCUE.EXE RESCUE32.EXE RRGUARD.EXE RSHELL.EXE RTVSCN95.EXE RULAUNCH.EXE SAFEWEB.EXE SBSERV.EXE SD.EXE SETUPVAMEEVAL.EXE SETUP_FLOWPROTECTOR_US.EXE SFC.EXE SGSSFW32.EXE SHELLSPYINSTALL.EXE SHN.EXE SMC.EXE SOFI.EXE SPF.EXE SPHINX.EX |
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