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。
/:cd\A} OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
OAgniLv <1>与远程系统建立IPC连接
9)l$ aBa <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
#|uCgdi <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
)HEa<P^kJl <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
Ki;*u_4{ <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
xK>*yV <6>服务启动后,killsrv.exe运行,杀掉进程
3(>B Ke <7>清场
)*u8/U 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
`}p0VmD{NE /***********************************************************************
/p/]t,-j2 Module:Killsrv.c
VF+KR* Date:2001/4/27
Sj3+l7S? Author:ey4s
p?02C#p Http://www.ey4s.org 2R[:]-b ***********************************************************************/
aS>u,=C #include
K%t*8
4j #include
Kew@&j~ #include "function.c"
j`EXlc~ #define ServiceName "PSKILL"
))qy;Q, C"y(5U)d SERVICE_STATUS_HANDLE ssh;
dn&s* SERVICE_STATUS ss;
vx{}}/B]J /////////////////////////////////////////////////////////////////////////
})'B<vq void ServiceStopped(void)
,V7nzhA2 {
0j^Kgx ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
B`EJb71^Xy ss.dwCurrentState=SERVICE_STOPPED;
Lc}LGq! ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
T6'^EZZY ss.dwWin32ExitCode=NO_ERROR;
N:^n('U&j ss.dwCheckPoint=0;
kXViWOXU^ ss.dwWaitHint=0;
EfqX
y>W SetServiceStatus(ssh,&ss);
[CY9^N return;
&eJfGt5 }
pJ>P[ /////////////////////////////////////////////////////////////////////////
&j;wCvE4+ void ServicePaused(void)
ez7A4>/ {
2_>N/Z4T ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
%:i7s-0w ss.dwCurrentState=SERVICE_PAUSED;
;xy"\S] ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
[|v][Hwv ss.dwWin32ExitCode=NO_ERROR;
\P[Y`LYL ss.dwCheckPoint=0;
VMZMG$C ss.dwWaitHint=0;
sWhZby7 SetServiceStatus(ssh,&ss);
xH ]Ct~md return;
)L? P}$+ }
,Co|-DYf} void ServiceRunning(void)
!M(xG%M-V {
6 W/`07' ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
%O;:af"Ja8 ss.dwCurrentState=SERVICE_RUNNING;
W" scV@HKu ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
EAUEQk?9 ss.dwWin32ExitCode=NO_ERROR;
YqscZ(L:y ss.dwCheckPoint=0;
7P} W
* ss.dwWaitHint=0;
?4YGT SetServiceStatus(ssh,&ss);
]U+LJOb return;
juJklSD }
{FI&^39
F$ /////////////////////////////////////////////////////////////////////////
,CJWO bn3 void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
"69s)~ {
a
.#)G[* switch(Opcode)
:@Pl pFK {
Q3'llOx case SERVICE_CONTROL_STOP://停止Service
+w`2kv ServiceStopped();
jRa43ck break;
~g91Pr case SERVICE_CONTROL_INTERROGATE:
#<fRE"v:Q SetServiceStatus(ssh,&ss);
ZtNN<7 break;
i$Ul(? }
cZ,b?I"Q% return;
wLIMv3;k }
soxc0OlN //////////////////////////////////////////////////////////////////////////////
yxPazz //杀进程成功设置服务状态为SERVICE_STOPPED
2Ah#<k-gC; //失败设置服务状态为SERVICE_PAUSED
{p2!|A&a //
+|3@=.V void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
RHW]Z
Pr< {
AI2)g1m ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
<sbu;dQ` if(!ssh)
D\v+wp. {
h4gXvPS&r ServicePaused();
hPkp;a # return;
=IZT(8 }
,)cM3nu ServiceRunning();
#\{l"- Sleep(100);
E_rI?t^ //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
gT.sjd //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
vO^m;[' if(KillPS(atoi(lpszArgv[5])))
)_90UwWpj ServiceStopped();
zpn9,,~u else
,>a&"V^k ServicePaused();
<_L,t 1H{ return;
qz_7%c]K[ }
LENq_@$ /////////////////////////////////////////////////////////////////////////////
Pm6pv;WK void main(DWORD dwArgc,LPTSTR *lpszArgv)
K-)]
1BG {
M)Z7k/=<P SERVICE_TABLE_ENTRY ste[2];
;fTKfa ste[0].lpServiceName=ServiceName;
fUWG*o9 ste[0].lpServiceProc=ServiceMain;
!/b>sN} ste[1].lpServiceName=NULL;
n`_{9R ste[1].lpServiceProc=NULL;
,_ H:J.ik StartServiceCtrlDispatcher(ste);
P;.W+WN return;
<d Wv?<o }
+HpA:]#Y /////////////////////////////////////////////////////////////////////////////
tU5zF.% 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
'ZF{R3Xu 下:
4i;{!sT /***********************************************************************
QE+g
j8 Module:function.c
1ba~SHi Date:2001/4/28
b~P`qj[ Author:ey4s
{
'eC`04E Http://www.ey4s.org x;.Jw6g ***********************************************************************/
9.M4o[ #include
)
w5SUb ////////////////////////////////////////////////////////////////////////////
H7Rx>h_ BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
?=msH=N<l {
/U*C\ xMm TOKEN_PRIVILEGES tp;
DCO\c9 LUID luid;
`g?Negt\v oSKXt}sh if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
xj)F55e? {
}-{H Y printf("\nLookupPrivilegeValue error:%d", GetLastError() );
8NJqV+jn)t return FALSE;
oCv.Ln1;Z }
{w O|)| tp.PrivilegeCount = 1;
m])y.T tp.Privileges[0].Luid = luid;
3pROf#M if (bEnablePrivilege)
n38p !oS tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
%IA\pSE else
G_8R K,H. tp.Privileges[0].Attributes = 0;
Y5Bo|*b // Enable the privilege or disable all privileges.
BwEN~2u6 AdjustTokenPrivileges(
_.Nbt(mz hToken,
,8uqdk-D FALSE,
s\(k<Ks &tp,
|^I0dR/w: sizeof(TOKEN_PRIVILEGES),
_"yh.N& (PTOKEN_PRIVILEGES) NULL,
pU}(@oy (PDWORD) NULL);
~Ffo-Nd- // Call GetLastError to determine whether the function succeeded.
p4rL}Jm& if (GetLastError() != ERROR_SUCCESS)
4Z=_,#h4. {
>2)OiQ`zg printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
DPxM'7 return FALSE;
r,3DTBe }
?3,:-"(@p return TRUE;
jOunWv| }
ZQsJL\x[UK ////////////////////////////////////////////////////////////////////////////
1=c\Rr9] BOOL KillPS(DWORD id)
ZU4nc3__ {
,-c6dS HANDLE hProcess=NULL,hProcessToken=NULL;
OZF
rtc+ BOOL IsKilled=FALSE,bRet=FALSE;
M)+H{5bt __try
/Iy]DU8 {
A`$%SVgFV^ ^mDe08.
%b if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
VcYrK4 {
ek\ xx printf("\nOpen Current Process Token failed:%d",GetLastError());
DJ k/{Z: __leave;
P )"m0Lu< }
2;`1h[,-^ //printf("\nOpen Current Process Token ok!");
b5I I/Y if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
/9*B)m" {
$9#H04.x __leave;
n
ATuD }
J1|\Q:-7p printf("\nSetPrivilege ok!");
7kLz[N6Ll 6vo;!V6 if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
Qj.#)R {
%nZo4hnr$r printf("\nOpen Process %d failed:%d",id,GetLastError());
6I4\q.^qw __leave;
]@c+]{ }
A RuA<vQ //printf("\nOpen Process %d ok!",id);
wk D^r(hiH if(!TerminateProcess(hProcess,1))
r'r%w#=`t {
:{v#'U/^ printf("\nTerminateProcess failed:%d",GetLastError());
4jMFr, __leave;
6:5I26 }
(zYtNLoFx IsKilled=TRUE;
{X+3;&