江民公布袋子病毒技术分析报告 | ||||||||
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| http://www.sina.com.cn 2004年10月29日 16:42 新浪科技 | ||||||||
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2004年10月27日,江民反病毒中心监视到“袋子”病毒最新变种I-Worm/Bagz.d在国内疯狂传播,已造成很多用户感染。该病毒在感染计算机上搜索电子邮件地址,然后利用自带的SMTP引擎发送病毒本身。病毒还通过改写本地hosts 文件来屏蔽若干杀毒软件网址,阻止用户升级。病毒通过关闭杀毒软件、防火墙的方式来阻止自己被查杀。 病毒类型:网络蠕虫
病毒大小:157194字节 传播方式:网络 压缩方式:upx 危害等级:★★ 具体技术特征如下: 1. 在感染计算机上释放下列文件: %System%\rpc32.exe %System%\run32.exe %System%\sysboot.doc (多个空格) .exe %System%\about.doc (多个空格) .exe %System%\about.zip %System%\admin.doc (多个空格) .exe %System%\admin.zip %System%\archivator.doc (多个空格) .exe %System%\archivator.zip %System%\archives.doc (多个空格) .exe %System%\archives.zip %System%\ataches.doc (多个空格) .exe %System%\ataches.zip %System%\backup.doc (多个空格) .exe %System%\backup.zip %System%\docs.doc (多个空格) .exe %System%\docs.zip %System%\documentation.doc (多个空格) .exe %System%\documentation.zip %System%\help.doc (多个空格) .exe %System%\help.zip %System%\inbox.doc (多个空格) .exe %System%\inbox.zip %System%\manual.doc (多个空格) .exe %System%\manual.zip %System%\outbox.doc (多个空格) .exe %System%\outbox.zip %System%\payment.doc (多个空格) .exe %System%\payment.zip %System%\photos.doc (多个空格) .exe %System%\photos.zip %System%\rar.doc (多个空格) .exe %System%\rar.zip %System%\readme.doc (多个空格) .exe %System%\readme.zip %System%\save.doc (多个空格) .exe %System%\save.zip %System%\zip.doc (多个空格) .exe %System%\zip.zip 2.创建一个系统服务: 服务名:Network Explorer 服务路径:%System%\rpc32.exe 3.从注册表中删除包含常用杀毒软件名称的一些键值,阻止杀毒软件和防火墙的启动。 4.追加以下一些字串到本地的hosts文件中,达到屏蔽杀毒软件网站,阻止用户升级: 127.0.0.1 ad.doubleclick.net 127.0.0.1 ad.fastclick.net 127.0.0.1 ads.fastclick.net 127.0.0.1 ar.atwola.com 127.0.0.1 atdmt.com 127.0.0.1 avp.ch 127.0.0.1 avp.com 127.0.0.1 avp.ru 127.0.0.1 awaps.net 127.0.0.1 banner.fastclick.net 127.0.0.1 banners.fastclick.net 127.0.0.1 ca.com 127.0.0.1 click.atdmt.com 127.0.0.1 clicks.atdmt.com 127.0.0.1 dispatch.mcafee.com 127.0.0.1 download.mcafee.com 127.0.0.1 download.microsoft.com 127.0.0.1 downloads.microsoft.com 127.0.0.1 engine.awaps.net 127.0.0.1 f-secure.com 127.0.0.1 fastclick.net 127.0.0.1 ftp.f-secure.com 127.0.0.1 ftp.sophos.com 127.0.0.1 go.microsoft.com 127.0.0.1 liveupdate.symantec.com 127.0.0.1 mast.mcafee.com 127.0.0.1 mcafee.com 127.0.0.1 media.fastclick.net 127.0.0.1 msdn.microsoft.com 127.0.0.1 my-etrust.com 127.0.0.1 nai.com 127.0.0.1 networkassociates.com 127.0.0.1 office.microsoft.com 127.0.0.1 phx.corporate-ir.net 127.0.0.1 secure.nai.com 127.0.0.1 securityresponse.symantec.com 127.0.0.1 service1.symantec.com 127.0.0.1 sophos.com 127.0.0.1 spd.atdmt.com 127.0.0.1 support.microsoft.com 127.0.0.1 symantec.com 127.0.0.1 vupdate.symantec.com 127.0.0.1 updates.symantec.com 127.0.0.1 us.mcafee.com 127.0.0.1 vil.nai.com 127.0.0.1 viruslist.ru 127.0.0.1 windowsupdate.microsoft.com 127.0.0.1 www.avp.ch 127.0.0.1 www.avp.com 127.0.0.1 www.avp.ru 127.0.0.1 www.awaps.net 127.0.0.1 www.ca.com 127.0.0.1 www.f-secure.com 127.0.0.1 www.fastclick.net 127.0.0.1 www.kaspersky.ru 127.0.0.1 www.mcafee.com 127.0.0.1 www.my-etrust.com 127.0.0.1 www.nai.com 127.0.0.1 www.networkassociates.com 127.0.0.1 www.sophos.com 127.0.0.1 www.symantec.com 127.0.0.1 www.trendmicro.com 127.0.0.1 www.viruslist.ru 127.0.0.1 www3.ca.com 5.从扩展名为“.TBB、.tbb、.TB、.tbi、.DBX、.dbx、.HTM、.htm、.TXT、 .txt”之一的文件中搜集email地址,但不向包含以下一些字串的地址发送email: winzip winrar webmaster@ update unix support@ support spam sopho samples root@ rating@ postmaster@ pgp panda ntivi noreply noone@ nobody@ news netadmin@ local listserv linux kasp info@ icrosoft hostmaster@ help@ gold-certs@ gold- free-av feste f-secur contract@ contact@ certs@ certific cafee bugs@ bsd anyone@ all@ administrator@ admin abuse @microsoft @messagelab @iana @foo @avp oocies 6.用自带的SMTP引擎向搜集到的email地址发送病毒邮件,邮件包含以下特征: 标题:下列字串之一 ASAP please responce Read this urgent toxic contract Money office Have a nice day Hello Russian's Amirecans attachments attach waiting best regards Administrator Warning text Vasia re: Andrey re: please re: order Allert! Att 邮件正文:部分省略 Hi Did you get the previous document I attached for you? I resent it in this email just in case, because I really need you to check it out asap. Best Regards Hi I made a mistake and forgot to click attach on the previous email I sent you. Please give me your opinion on this opportunity when you get a chance. Best Regards Hi I was supposed to send you this document yesterday. Sorry for the delay, please forward this to your family if possible. It contains important info for both of you. Hi Sorry, I forgot to send an important document to you in that last email. I had an important phone call. Please checkout attached doc file when you have a moment. Best Regards Hi I was in a rush and I forgot to attach an important document. Please see attached doc file. Best Regards, Sorry to bother you, but I am having a problem receiving your emails. I am responding to your last email in the attached file. Please get back to me if there is any problem reading the attachment. I am responding to your last email in the attached file. I had a delivery problem with your inbox, so maybe you'll receive this now. Can you please check out the email I have attached? For some reason, I received only part of your last several emails. I want to make sure that there are no problems with either of our accounts. This email is being sent as attachment because it was previously blocked by your email filters. Please view the attachment and respond. Thanks . . . 附件(就是病毒体);下列字串之一 backup.zip admin.zip archivator.zip about.zip readme.zip help.zip photos.zip payment.zip archives.zip manual.zip inbox.zip outbox.zip save.zip rar.zip zip.zip ataches.zip documentation.zip docs.zip backup.doc (多个空格) .exe admin.doc (多个空格) .exe archivator.doc (多个空格) .exe about.doc (多个空格) .exe readme.doc (多个空格) .exe help.doc (多个空格) .exe photos.doc (多个空格) .exe payment.doc (多个空格) .exe archives.doc (多个空格) .exe manual.doc (多个空格) .exe inbox.doc (多个空格) .exe outbox.doc (多个空格) .exe save.doc (多个空格) .exe rar.doc (多个空格) .exe zip.doc (多个空格) .exe ataches.doc (多个空格) .exe documentation.doc (多个空格) .exe docs.doc (多个空格) .exe sysboot.doc (多个空格) .exe 针对该病毒,江民公司已经在第一时间升级了病毒库。请您在收到符合上述描述的电子邮件时千万不要点击运行附件程序,并及时升级到10月27日病毒库,即可全面查杀该病毒,保护您的系统不受其侵害。 |


