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。
<0!<T+JQ OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
U7''; w <1>与远程系统建立IPC连接
|~o0-: 'C <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
3bRW]mP8 <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
99tUw'w <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
6p9 {z42 <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
6e S~* <6>服务启动后,killsrv.exe运行,杀掉进程
'|<r[K <7>清场
`mH]QjAO 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
QHxof7 /***********************************************************************
Z,tHyyF?j Module:Killsrv.c
kl1/( Date:2001/4/27
BRa9j:_b Author:ey4s
^T#jBqe Http://www.ey4s.org <#wVQ\0C ***********************************************************************/
8|(],NyEJ #include
GYg.B<Q. #include
nu)YN1
* #include "function.c"
cm0$v8 #define ServiceName "PSKILL"
AhkDLm+ JZK93R SERVICE_STATUS_HANDLE ssh;
+cbF$,M4 SERVICE_STATUS ss;
+/bD9x1H /////////////////////////////////////////////////////////////////////////
q6ZewuV. void ServiceStopped(void)
l3*GQ~m7 {
L?Ys(a"k ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
&Yo|Pj ss.dwCurrentState=SERVICE_STOPPED;
peHjKK ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
}g@
'^v ss.dwWin32ExitCode=NO_ERROR;
+$Y*1{hyOo ss.dwCheckPoint=0;
Fv*QcB9K ss.dwWaitHint=0;
t(dVd% SetServiceStatus(ssh,&ss);
EDuH+/:n return;
*VmX. }
NMQG[py!f /////////////////////////////////////////////////////////////////////////
IMncl=1 void ServicePaused(void)
fs:yx'mxV {
( et W4p ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
ak-agH ss.dwCurrentState=SERVICE_PAUSED;
c%WO#}r| ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
y Z[=Y ss.dwWin32ExitCode=NO_ERROR;
'9=b@SaAj ss.dwCheckPoint=0;
m)LI|
v ss.dwWaitHint=0;
^^zj4 }On? SetServiceStatus(ssh,&ss);
yj@k0TWT$ return;
V2|By,. }
g$jT P#%b void ServiceRunning(void)
Bz <I7h {
}6BXa ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
AorY#oq ss.dwCurrentState=SERVICE_RUNNING;
SO.u0! ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
-`DYDIr ss.dwWin32ExitCode=NO_ERROR;
,vO\n^ ss.dwCheckPoint=0;
tjwnFqI ss.dwWaitHint=0;
/a<UKh:A[ SetServiceStatus(ssh,&ss);
o[}Dj6e\t return;
?AD-n6 }
$,J0) ~ /////////////////////////////////////////////////////////////////////////
6T|Z4f| void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
(9oo8&GG {
XI ;] c5 switch(Opcode)
SMIDW}U2S {
:o~'\:/ case SERVICE_CONTROL_STOP://停止Service
6dmb
bgO) ServiceStopped();
Q(cLi:)X2 break;
AT+l%% case SERVICE_CONTROL_INTERROGATE:
\O4s0*gw SetServiceStatus(ssh,&ss);
{hJCn*m_ break;
u:lBFVqk }
VBQAkl?(}4 return;
_B#x{ii }
5I,NvHD4 //////////////////////////////////////////////////////////////////////////////
U3z23LgA //杀进程成功设置服务状态为SERVICE_STOPPED
05k'TqT{c //失败设置服务状态为SERVICE_PAUSED
[uHU[
sG //
(3mL!1\ void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
|'1.ajxw {
@2L^?*n= ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
=
g
& if(!ssh)
kmC0.\ {
hHTt-x# ServicePaused();
$x`HmL3Sb return;
;M0`8MD }
c5$DHT@N" ServiceRunning();
?wPTe^Qtv Sleep(100);
u9|Eos i //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
x}pH'S7 //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
TK18U*z7J if(KillPS(atoi(lpszArgv[5])))
H390<` ServiceStopped();
}a[]I%bu2 else
.pWRV<25 ServicePaused();
w-ald?` return;
.z_nW1id }
F?R6zvive /////////////////////////////////////////////////////////////////////////////
..E_M$} void main(DWORD dwArgc,LPTSTR *lpszArgv)
>QvqH 2 {
L!l?tM o SERVICE_TABLE_ENTRY ste[2];
Yg '( ste[0].lpServiceName=ServiceName;
B=K<k+{6" ste[0].lpServiceProc=ServiceMain;
^|.T\ ste[1].lpServiceName=NULL;
jd ;)8^7K ste[1].lpServiceProc=NULL;
eA2*}"W StartServiceCtrlDispatcher(ste);
Uz,P^\8^$ return;
Ncbe{}<md }
5I6?gv/ /////////////////////////////////////////////////////////////////////////////
,"`3N2!Y} 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
#&IrCq+ 下:
%A~. NNbS /***********************************************************************
xj U0& Module:function.c
PSu]I?WF Date:2001/4/28
K/C} Author:ey4s
paD[4L?4Hk Http://www.ey4s.org 9NVtvBA ***********************************************************************/
lshSRir #include
=/|GWQj ////////////////////////////////////////////////////////////////////////////
u c!6?+0h BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
P;25F {
/_cpSq TOKEN_PRIVILEGES tp;
I:=!,4S; LUID luid;
0K.$C~C / zNVJhC if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
Q$.CtECo {
cp8w
_TPU printf("\nLookupPrivilegeValue error:%d", GetLastError() );
`k
I}p return FALSE;
9<CUm"%J }
D&mPYxXL tp.PrivilegeCount = 1;
t"%~r3{ tp.Privileges[0].Luid = luid;
aMydeTCHi if (bEnablePrivilege)
u SZfim@Z7 tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
R6;229e else
,:}VbQ:3I tp.Privileges[0].Attributes = 0;
x?{l<mc // Enable the privilege or disable all privileges.
E"BW-<_! AdjustTokenPrivileges(
X%*BiI hToken,
lp$,`Uz` FALSE,
]nIVP &tp,
o%]b\Vl6
sizeof(TOKEN_PRIVILEGES),
<MhODC") (PTOKEN_PRIVILEGES) NULL,
O[1Q# (PDWORD) NULL);
U.^%7. // Call GetLastError to determine whether the function succeeded.
i0x[w>\- if (GetLastError() != ERROR_SUCCESS)
0""%@X]m {
Us&~d"n printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
!h1|B7N return FALSE;
?5d[BV }
{|zQ
.sA return TRUE;
ezJ^
r,D| }
$dt*
4n ' ////////////////////////////////////////////////////////////////////////////
J{uqbrJICr BOOL KillPS(DWORD id)
1?p:66WmR {
M _Lj5` HANDLE hProcess=NULL,hProcessToken=NULL;
8.`5"9Vh BOOL IsKilled=FALSE,bRet=FALSE;
Hn)^C{RN*{ __try
LwQYO'X {
LGRhCOP: C0e oV} if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
y3'K+?4 {
Y5IQhV. printf("\nOpen Current Process Token failed:%d",GetLastError());
%.IW H9P7 __leave;
Rwmr [g }
+{e2TY //printf("\nOpen Current Process Token ok!");
x2]chN if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
kf",/?s2Z {
UUgc> __leave;
L{6Vi&I84[ }
vN)l3 printf("\nSetPrivilege ok!");
MIAC'_<-e #k)J);&ZA if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
zv\T ;_ {
+r =p,leb printf("\nOpen Process %d failed:%d",id,GetLastError());
(TGG?V __leave;
@F5QgO J&r }
0s%{m< //printf("\nOpen Process %d ok!",id);
Fmrl*tr if(!TerminateProcess(hProcess,1))
_3Q8R} {
CM%;r5 printf("\nTerminateProcess failed:%d",GetLastError());
&