杀掉本地进程其实很简单,取得进程ID后,调用OpenProcess函数打开进程句柄,然后调用TerminateProcess函数就可以杀掉进程了。有些情况下并不能直接打开进程句柄,例如WINLOGON等系统进程,因为权限不够。这个时候我们就得先提升自己的进程的权限了。提升权限过程也不复杂,先调用GetCurrentProcess函数取得当前进程的句柄,然后调用OpenProcessToken打开当前进程的访问令牌,接着调用LookupPrivilegeValue函数取得你想提升的权限的值,最后调用AdjustTokenPrivileges函数给当前进程的访问令牌增加权限就可以了。一般有了SeDebugPrivilege特权后,就可以杀掉除Idle外的所有进程了。
M5LfRBO OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
^x ]r`b <1>与远程系统建立IPC连接
(q/e1L-S <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
dohA0 <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
#H&|*lr <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
xJpA0_xfG <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
;DQ ZT <6>服务启动后,killsrv.exe运行,杀掉进程
\{_q.;} <7>清场
P_^ +A 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
L?b~k= /***********************************************************************
w?PkO p Module:Killsrv.c
Qab>|eSm Date:2001/4/27
Ve$o}h- Author:ey4s
J'6PmPzY| Http://www.ey4s.org /aCc17>2V{ ***********************************************************************/
df8k7D;~e #include
l ~"^7H?4e #include
@-07F,'W, #include "function.c"
olB.*#gA #define ServiceName "PSKILL"
o+iiSTJEe .D"m@~j7 SERVICE_STATUS_HANDLE ssh;
~Y[r`]X`"m SERVICE_STATUS ss;
Df-DRi /////////////////////////////////////////////////////////////////////////
/obfw^ void ServiceStopped(void)
a@K%06A;' {
R`5.[?Dt ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
4d4ZT?V[ ss.dwCurrentState=SERVICE_STOPPED;
6xmZXpd! ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
f].h^~.q ss.dwWin32ExitCode=NO_ERROR;
PA{PD.4Du ss.dwCheckPoint=0;
20h}
[Q( ss.dwWaitHint=0;
4&lv6`G ` SetServiceStatus(ssh,&ss);
D(op)]8 return;
GRIti9GD }
[T4J{y64Y /////////////////////////////////////////////////////////////////////////
/|m2WxK) void ServicePaused(void)
S&5&];Ag {
];$L &5^ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
s*KhF'fN ss.dwCurrentState=SERVICE_PAUSED;
XAKs0*J> ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
h]&GLb&<? ss.dwWin32ExitCode=NO_ERROR;
wD}l$& + ss.dwCheckPoint=0;
3PWL@>zi ss.dwWaitHint=0;
W&W5lArr SetServiceStatus(ssh,&ss);
#<"~~2? return;
JPI3[.o }
BQHVQs void ServiceRunning(void)
mkk6`,ov {
dh\'<|\K ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
G^|:N[>B ss.dwCurrentState=SERVICE_RUNNING;
=+-UJo5 ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
oAVnK[EMq` ss.dwWin32ExitCode=NO_ERROR;
wc@X.Q[ ss.dwCheckPoint=0;
e`_LEv ss.dwWaitHint=0;
&ee~p&S,> SetServiceStatus(ssh,&ss);
s-!ArB, return;
#pow ub }
e;q!6% /////////////////////////////////////////////////////////////////////////
J7$5s void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
@Sn(lnlB {
mfn,Gjt3O switch(Opcode)
%)8}X>xq {
?#G$=4;i case SERVICE_CONTROL_STOP://停止Service
uk:(pZ-uJ ServiceStopped();
2DDtu[} break;
'W^YM@ case SERVICE_CONTROL_INTERROGATE:
.k%72ez SetServiceStatus(ssh,&ss);
,.8KN<A2]' break;
vzAax k% }
qH>d return;
oUlY?x1 }
/)>3Nq4Zx //////////////////////////////////////////////////////////////////////////////
Y;M|D'y+ //杀进程成功设置服务状态为SERVICE_STOPPED
"Qc7dRmSxm //失败设置服务状态为SERVICE_PAUSED
1~_{$5[X? //
#$07:UJ void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
B)g[3gQ {
R$<&ie6UQ ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
',@3>T** if(!ssh)
`:KY\ {
Ykw*&opz ServicePaused();
ifQ*,+@fxR return;
Wq&if_ }
;?iW%:_, ServiceRunning();
%3-y[f Sleep(100);
DU'`ewLL7 //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
CAWNDl4 //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
%JBz5G if(KillPS(atoi(lpszArgv[5])))
)F>#*P ServiceStopped();
hBUn \~z else
nPl?K:( ServicePaused();
`i*E~'
return;
w+|L+h3L7 }
$szqy?i0? /////////////////////////////////////////////////////////////////////////////
9wwqcx)3( void main(DWORD dwArgc,LPTSTR *lpszArgv)
OX!tsARC@ {
19)i*\+ SERVICE_TABLE_ENTRY ste[2];
s Y Qk ste[0].lpServiceName=ServiceName;
%/.b~|,- ste[0].lpServiceProc=ServiceMain;
lT?v^\(H ste[1].lpServiceName=NULL;
x~~|.C, ste[1].lpServiceProc=NULL;
wKxtre(v StartServiceCtrlDispatcher(ste);
dn+KH+v return;
s} ;{ZAtE }
?Ep [M:,q /////////////////////////////////////////////////////////////////////////////
K=k"a function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
n
M*%o- 下:
}2.`N%[ /***********************************************************************
WX?IYQ+ Module:function.c
k$R-#f; Date:2001/4/28
Y"aJur=` Author:ey4s
nRS} }6Q Http://www.ey4s.org $a"Oc ***********************************************************************/
)9`qG:b' #include
9}<ile7^ ////////////////////////////////////////////////////////////////////////////
+gtbcF@rx BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
OKR
"4n: {
WiR(;m<g TOKEN_PRIVILEGES tp;
0@iY:aF LUID luid;
(exa<hh b9HtR -iR; if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
6j]0R*B7`Q {
x*U)Y printf("\nLookupPrivilegeValue error:%d", GetLastError() );
/>pI8 g< return FALSE;
_op}1 }
6iE<T&$3P tp.PrivilegeCount = 1;
)yZ^[uJ}3C tp.Privileges[0].Luid = luid;
X *"i6* if (bEnablePrivilege)
z E9W8:7 tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
&.Qrs:U else
'XjZ_ng tp.Privileges[0].Attributes = 0;
qiD@'Va\ // Enable the privilege or disable all privileges.
k2tF} AdjustTokenPrivileges(
P* BmHz4KL hToken,
)lqAD+9Q FALSE,
#a,PZDaE &tp,
bJ {'<J sizeof(TOKEN_PRIVILEGES),
9-a0 :bP (PTOKEN_PRIVILEGES) NULL,
'$(^W@M#6 (PDWORD) NULL);
#'szP\ // Call GetLastError to determine whether the function succeeded.
H3=qe I if (GetLastError() != ERROR_SUCCESS)
&Q#66ev {
+_oJ}KI printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
h]}wp;Z return FALSE;
#gs`#6 ,' }
29] G^f> return TRUE;
e 2oa($9 }
EUX\^c]n ////////////////////////////////////////////////////////////////////////////
O;jrCB BOOL KillPS(DWORD id)
(vJNHY M {
/%1ON9o> HANDLE hProcess=NULL,hProcessToken=NULL;
@:vwb\azVD BOOL IsKilled=FALSE,bRet=FALSE;
`kXs;T6& __try
y/7\?qfTk {
\?k'4rH %XQ(fj> if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
-zeG1gr3 {
Jk
n>S#SZ printf("\nOpen Current Process Token failed:%d",GetLastError());
wE`]7mA __leave;
16( QR- }
AH7}/Rc //printf("\nOpen Current Process Token ok!");
7.j?U if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
Fq<A {
V&2l5v __leave;
2eY_%Y0 }
bwMm#f
printf("\nSetPrivilege ok!");
o|<!"AD7 ~HsJUro if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
N5
6g+,w%) {
Z=o2H Bm7 printf("\nOpen Process %d failed:%d",id,GetLastError());
3;A)W18] __leave;
SO'vpz{ }
N<VJ(20y //printf("\nOpen Process %d ok!",id);
y?? XIsF if(!TerminateProcess(hProcess,1))
\X D6 pr@ {
d/kv|$XW printf("\nTerminateProcess failed:%d",GetLastError());
xY(*.T9K __leave;
dkTX }
@K!T,U IsKilled=TRUE;
Aw.qK9I }
&B1Wt