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。
3_ =:^Z OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
,76nDXy` <1>与远程系统建立IPC连接
KR4 RIJZ_t <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
@|~D?&<\ <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
`jDmbD
+= <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
;wr]_@<~ <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
cXOb= <6>服务启动后,killsrv.exe运行,杀掉进程
)jRaQ~Sm <7>清场
q]*:RI?wGT 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
nQ'AB~ Do /***********************************************************************
!un_JZD Module:Killsrv.c
pQ+4++7ID Date:2001/4/27
EmcwX4| Author:ey4s
+(hr5 Http://www.ey4s.org P$;_YLr ***********************************************************************/
vnz}Pr! c #include
'cbD;+YH #include
9n".Q-V;k #include "function.c"
;|K(6) #define ServiceName "PSKILL"
3+%L[fW`/ |G-o&m" SERVICE_STATUS_HANDLE ssh;
'P-FeN^ SERVICE_STATUS ss;
:w c.V /////////////////////////////////////////////////////////////////////////
s0'Xih sw6 void ServiceStopped(void)
W3i X;-Z {
|fm"{$u ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
IAn/?3a~ ss.dwCurrentState=SERVICE_STOPPED;
gB#$"mq, ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
y
`w5u.' ss.dwWin32ExitCode=NO_ERROR;
TqMy">> ss.dwCheckPoint=0;
4dvuw{NZ ss.dwWaitHint=0;
D#&N?<} SetServiceStatus(ssh,&ss);
gLv";"4S return;
!O8vr4= }
L_7-y92<W /////////////////////////////////////////////////////////////////////////
iW<B1'dp void ServicePaused(void)
YPav5<{a {
qUp DmH ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
=
P{]3K ss.dwCurrentState=SERVICE_PAUSED;
K<tkNWasQ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
8DNGqaH;dt ss.dwWin32ExitCode=NO_ERROR;
"PPn^{bYm ss.dwCheckPoint=0;
E)l@uPA'1 ss.dwWaitHint=0;
nbz?D_ SetServiceStatus(ssh,&ss);
Rs%6O|u7 return;
Wj.
_{ }
~x}=lK N void ServiceRunning(void)
.:s**UiDR {
8/E?3a_g- ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
Fop"m/ ss.dwCurrentState=SERVICE_RUNNING;
uBC*7Mkm ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
%S4pkFR ss.dwWin32ExitCode=NO_ERROR;
-T-h~5 ss.dwCheckPoint=0;
CpICb9w ss.dwWaitHint=0;
)<jT;cT!& SetServiceStatus(ssh,&ss);
$PNIuC?= return;
kQm\;[R }
TXQY&7 /////////////////////////////////////////////////////////////////////////
Kth^WHL void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
@7';bfsix {
fM)R O7 switch(Opcode)
j^Z3 {
$
p{Q ]|ww case SERVICE_CONTROL_STOP://停止Service
/CN^">|_ ServiceStopped();
nZM|8 break;
yf7p0;$? case SERVICE_CONTROL_INTERROGATE:
N8l(m5Kk,k SetServiceStatus(ssh,&ss);
{*%'vVv+ break;
0$l D }
/z+}xRS return;
vrIM!~*W }
Hv1d4U"qM //////////////////////////////////////////////////////////////////////////////
Mzx y'UV //杀进程成功设置服务状态为SERVICE_STOPPED
qN_jsJ //失败设置服务状态为SERVICE_PAUSED
T=2 91)@ //
iwfv t^ void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
x3my8'h@ {
KdOy3O_5N ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
A`Bg"k:D if(!ssh)
.HG0%Vp {
N*My2t_+E ServicePaused();
IXf@YV return;
KyAQzN 9 }
w_I}FPT<(: ServiceRunning();
#3u;Ox Sleep(100);
o^},L? //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
w]\O3'0Js //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
|L7
`7!Z if(KillPS(atoi(lpszArgv[5])))
(byFr9z ServiceStopped();
NPEs0| else
vV|u+v{ ServicePaused();
sT3O_20{ return;
h7
> }
p9 |r y+t /////////////////////////////////////////////////////////////////////////////
q $s0zqV5 void main(DWORD dwArgc,LPTSTR *lpszArgv)
U:xr[' {
t{K1ht$[: SERVICE_TABLE_ENTRY ste[2];
nMXSpX>!| ste[0].lpServiceName=ServiceName;
[ua{qJ9 ste[0].lpServiceProc=ServiceMain;
]pr;ME<M{ ste[1].lpServiceName=NULL;
nQvv'%v0 ste[1].lpServiceProc=NULL;
%c(':vI# StartServiceCtrlDispatcher(ste);
f?_H02j`/E return;
X4Eq/q" }
r>`65o /////////////////////////////////////////////////////////////////////////////
/W/ =OPe 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
>9|/sH@W 下:
jzu1>*ok /***********************************************************************
aC$hg+U$G Module:function.c
.t0Q>:}&b Date:2001/4/28
ueYZM<], Author:ey4s
KaHjL&! Http://www.ey4s.org Y9 ,KOs ***********************************************************************/
oO>mGl36H #include
`hL16S ////////////////////////////////////////////////////////////////////////////
5>JrTO5 BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
dHzo_VV {
t8 #&bUX TOKEN_PRIVILEGES tp;
X'WbS LUID luid;
'zZN]P m4|9p{E if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
A3 bE3Fk$ {
!["WnF{5eC printf("\nLookupPrivilegeValue error:%d", GetLastError() );
hn-9l1~!h return FALSE;
TgVvp0F; }
.QzHHW4&0 tp.PrivilegeCount = 1;
*9((b;Ju tp.Privileges[0].Luid = luid;
Yyby 1 if (bEnablePrivilege)
W[:
n*h tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
7\K=8G else
3j(GcR9 tp.Privileges[0].Attributes = 0;
7
rOziKZ" // Enable the privilege or disable all privileges.
<`b)56v:+ AdjustTokenPrivileges(
U*=ebZno hToken,
9=~"^dp54% FALSE,
J(VJMS;_ &tp,
c:4M|t= sizeof(TOKEN_PRIVILEGES),
*K'(t (PTOKEN_PRIVILEGES) NULL,
soXeHjNl (PDWORD) NULL);
x\GCsVy // Call GetLastError to determine whether the function succeeded.
f 6Bx>lh if (GetLastError() != ERROR_SUCCESS)
InMF$pw {
+hRAU@RA printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
*obBo6!zM return FALSE;
+glT5sOk }
Je[wGF:%:$ return TRUE;
cWP34;NNM }
m49GCo k+ ////////////////////////////////////////////////////////////////////////////
`\P#TBM BOOL KillPS(DWORD id)
?A;x%8} {
ksT2_Ic HANDLE hProcess=NULL,hProcessToken=NULL;
nWfOiw-t BOOL IsKilled=FALSE,bRet=FALSE;
Tz]t.]!&E __try
yNP
M- {
Z~ VOO7|m r'uD|T H if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
Oj6 - {
YgCJ s; printf("\nOpen Current Process Token failed:%d",GetLastError());
x-+Hy\^@| __leave;
1RZhy_$\. }
6SIk?]u //printf("\nOpen Current Process Token ok!");
f+j\,LJ if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
&aqF||v%) {
D|@*HX@_Xp __leave;
G<l+94( }
\m~?mg"# printf("\nSetPrivilege ok!");
61HU_!A8S iF?4G^ if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
M3c-/7 {
h.E8G^}@ printf("\nOpen Process %d failed:%d",id,GetLastError());
;z/Z(7<;; __leave;
;tP-#Xf }
$+!/=8R) //printf("\nOpen Process %d ok!",id);
)" q$g& if(!TerminateProcess(hProcess,1))
B>WAlmPA {
+1~Y2 printf("\nTerminateProcess failed:%d",GetLastError());
9`81br+~ __leave;
R$IxR=hMx }
j
B S$xW IsKilled=TRUE;
Q\z6/1:9Z }
Jw)Uk<