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。
W\EvMV" OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
*/'j[uj
<1>与远程系统建立IPC连接
FFtB# <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
O>y*u 8 <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
2`^M OGYk <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
MFyi#nq <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
U6?3 z <6>服务启动后,killsrv.exe运行,杀掉进程
`T,^os#6 <7>清场
7 I/a 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
)">uI\bi /***********************************************************************
oM^VtH=> Module:Killsrv.c
z!G?T(SpA Date:2001/4/27
l@:&0id4I Author:ey4s
j4wsDtmAU Http://www.ey4s.org "M3S ***********************************************************************/
A'aY H`j #include
O03N$Jq
A #include
Nt,:`o | #include "function.c"
IOddu2.( #define ServiceName "PSKILL"
0" F\V %bp'`B= SERVICE_STATUS_HANDLE ssh;
^U9b)KA SERVICE_STATUS ss;
SuA
@S /////////////////////////////////////////////////////////////////////////
cO8yu`4!e void ServiceStopped(void)
B7.<A#y2 {
7Hg;SK6t0 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
:#OaE, ss.dwCurrentState=SERVICE_STOPPED;
9K>~9Za ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
,7Dm p7 ss.dwWin32ExitCode=NO_ERROR;
Qk2*=BVh ss.dwCheckPoint=0;
nxJx 8d" ss.dwWaitHint=0;
0nPg`@e . SetServiceStatus(ssh,&ss);
Ca["tks return;
6!@p$ pm)a }
R8>17w. /////////////////////////////////////////////////////////////////////////
X`C ozyYuD void ServicePaused(void)
,&iEn}xG7i {
/b]+RXvxj ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
#y8Esik ss.dwCurrentState=SERVICE_PAUSED;
|JiN;
O+K ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
j9/hZqo ss.dwWin32ExitCode=NO_ERROR;
siOyp] ss.dwCheckPoint=0;
KwY6pF* ss.dwWaitHint=0;
8/@*6J SetServiceStatus(ssh,&ss);
P N(<=v&E return;
JMfv|>= }
oXQI"?^+ void ServiceRunning(void)
l!<(}?u9 {
RF
[81/w] ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
8iPA^b|sz{ ss.dwCurrentState=SERVICE_RUNNING;
&8dj*!4H ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
79 \SbB ss.dwWin32ExitCode=NO_ERROR;
]P2Wa
ss.dwCheckPoint=0;
F8J\#PW ss.dwWaitHint=0;
[+!~RV_ SetServiceStatus(ssh,&ss);
!jg<
S>S5 return;
f3*SIKi }
8CUl |I ~ /////////////////////////////////////////////////////////////////////////
MSb0J ` void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
je74As[ {
n){u!z)Al switch(Opcode)
GG(}#Z5h {
b?-KC\}v case SERVICE_CONTROL_STOP://停止Service
NftR2 ServiceStopped();
%~\I*v04 break;
xf;Tk case SERVICE_CONTROL_INTERROGATE:
C;YtMY: SetServiceStatus(ssh,&ss);
qgxGq(6K break;
:n OCs }
g6h=Q3@ return;
;y;UgwAM }
M1eM^m8U //////////////////////////////////////////////////////////////////////////////
:m0pm@ //杀进程成功设置服务状态为SERVICE_STOPPED
{
3Qlx/6< //失败设置服务状态为SERVICE_PAUSED
g6H` uO //
brdY97s4 void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
n],"!>=+ {
7Q|v5@;pU ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
.X"\ Mg if(!ssh)
^@$T>SB1 {
|H%,>r`9S ServicePaused();
VO<P9g$UD return;
~Efi|A/ }
C}71SlN'M ServiceRunning();
EdCcnl?R6 Sleep(100);
SpMHq_MLM //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
36d6KS 7 //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
yW;]J87* if(KillPS(atoi(lpszArgv[5])))
lrmz'M' ServiceStopped();
v{) *P.E else
<%"CQT6g% ServicePaused();
8Ib5 return;
~V/?/J$ }
h@{CMe /////////////////////////////////////////////////////////////////////////////
[ak[ZXC, void main(DWORD dwArgc,LPTSTR *lpszArgv)
mpzm6Ieu {
`8D'r|=`Eh SERVICE_TABLE_ENTRY ste[2];
+2m\Sv V ste[0].lpServiceName=ServiceName;
Cdc=1,U( ste[0].lpServiceProc=ServiceMain;
w"!zLB&9[ ste[1].lpServiceName=NULL;
:&m0eZZ% ste[1].lpServiceProc=NULL;
O/ZyWT StartServiceCtrlDispatcher(ste);
cN7|Zsc\ return;
3Ol`i$ }
9 j1
tcT /////////////////////////////////////////////////////////////////////////////
6~Y`<#X5J 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
0T:ZWRjH 下:
vl5r~F /***********************************************************************
mam(h{f$ Module:function.c
Ns-3\~QSi Date:2001/4/28
G TW5f Author:ey4s
lsOZ%p%fV Http://www.ey4s.org A"B[F# ***********************************************************************/
&z"yls #include
#+;0=6+SM ////////////////////////////////////////////////////////////////////////////
gX]'RBTb BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
ig?Tj4kD {
okD7!)cr= TOKEN_PRIVILEGES tp;
!qJ|`o Y LUID luid;
#po}Y 0GnbE2& if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
BoXGoFn {
Jek)`D printf("\nLookupPrivilegeValue error:%d", GetLastError() );
@W!cC#u return FALSE;
D?P1\<A~ }
)%9P ;/ tp.PrivilegeCount = 1;
$c24l J#/ tp.Privileges[0].Luid = luid;
3qq6X?y* if (bEnablePrivilege)
d<v)ovQJ] tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
oBzjEv else
d+g+{p>? tp.Privileges[0].Attributes = 0;
_"sFLe{
// Enable the privilege or disable all privileges.
!,N),xG}~ AdjustTokenPrivileges(
S.NLxb/ hToken,
`L
{dF FALSE,
\Zo
xJ& &tp,
]39A1&af} sizeof(TOKEN_PRIVILEGES),
l}mzCIw% (PTOKEN_PRIVILEGES) NULL,
z_en. (PDWORD) NULL);
lof}isOz // Call GetLastError to determine whether the function succeeded.
& ^JY if (GetLastError() != ERROR_SUCCESS)
Z sbE {
]}jY]
l printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
fAV=O%^ return FALSE;
3gY4h*|`< }
RLX?3u& return TRUE;
W\<p`xHk }
oF#]<Z\ ////////////////////////////////////////////////////////////////////////////
m_r_4BP BOOL KillPS(DWORD id)
#:M)a?E/% {
0:3<33]x HANDLE hProcess=NULL,hProcessToken=NULL;
0x8aKq\' BOOL IsKilled=FALSE,bRet=FALSE;
P6o-H$
a+ __try
IQCIc@5 {
6WX+p3Kv ue#Yh if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
r!J?Lc])8 {
)qx,>PL printf("\nOpen Current Process Token failed:%d",GetLastError());
w(vda0 __leave;
K~aIY0=< }
^DS+O> //printf("\nOpen Current Process Token ok!");
;COZHj9b if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
R?$Nl {
q=h~zjQ?R __leave;
oyY0!w,Y }
~85Pgb< printf("\nSetPrivilege ok!");
Yet!qmZ \!,@p e_ if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
jaImO {
5x; y{qT printf("\nOpen Process %d failed:%d",id,GetLastError());
N>4uqFo __leave;
vd'd@T }
edD"jq)J //printf("\nOpen Process %d ok!",id);
VC@{cVT if(!TerminateProcess(hProcess,1))
@AU<'?k {
#v`J]I)$ printf("\nTerminateProcess failed:%d",GetLastError());
~#jD/ __leave;
B?)=d,E }
FGG7;0( IsKilled=TRUE;
');QmN%J }
RAW(lZ(
__finally
FUj4y 9X {
_oJq32 if(hProcessToken!=NULL) CloseHandle(hProcessToken);
L(i*v5? if(hProcess!=NULL) CloseHandle(hProcess);
TGe{NUO }
{Jl W1;Jc7 return(IsKilled);
-w:F8k ~ }
7J@D})si //////////////////////////////////////////////////////////////////////////////////////////////
Ii9@ j1-g OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
)pAN_e" /*********************************************************************************************
yPqZ , ModulesKill.c
aj<=]=hr Create:2001/4/28
NuqWezJm& Modify:2001/6/23
` 'y[i Author:ey4s
-5 YvtL Http://www.ey4s.org XABI2Ex PsKill ==>Local and Remote process killer for windows 2k
>-{)wk;1& **************************************************************************/
Z:PsQ~M #include "ps.h"
9V=bV=4: #define EXE "killsrv.exe"
dT9!gNvQ #define ServiceName "PSKILL"
6{r^3Hz .Z"p'v #pragma comment(lib,"mpr.lib")
yEe4{j$ //////////////////////////////////////////////////////////////////////////
UldG0+1d //定义全局变量
s]=s| SERVICE_STATUS ssStatus;
;h"?h*}m!\ SC_HANDLE hSCManager=NULL,hSCService=NULL;
,HFoy-Yq BOOL bKilled=FALSE;
}#/,nJm' char szTarget[52]=;
v"6ijk&( //////////////////////////////////////////////////////////////////////////
eSgCS*}0$z BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
@P^8?!i+ BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
0=r.I}x BOOL WaitServiceStop();//等待服务停止函数
RqIic\aD BOOL RemoveService();//删除服务函数
/f7Fv*z/ /////////////////////////////////////////////////////////////////////////
`"<} B"s int main(DWORD dwArgc,LPTSTR *lpszArgv)
6/Coi,om {
&1DU]|RoT& BOOL bRet=FALSE,bFile=FALSE;
5Q.bwl : char tmp[52]=,RemoteFilePath[128]=,
^rc!X]C9 szUser[52]=,szPass[52]=;
!v2D 18( HANDLE hFile=NULL;
q.OkZI0n DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
Et=N`k_gO FSqS]6b3 //杀本地进程
.`OdnLGy if(dwArgc==2)
qd B@P {
xrK%3nA4s" if(KillPS(atoi(lpszArgv[1])))
&Oq&ikw printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
r2T-= XWB else
K bY5
qou printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
K>TdN+Z}= lpszArgv[1],GetLastError());
UpgY}pf} return 0;
rZDlPp>BPZ }
%/:{x()G
//用户输入错误
Z%Nl<i else if(dwArgc!=5)
L!7*U.+ {
qF{u+Ms printf("\nPSKILL ==>Local and Remote Process Killer"
8}0W_C U, "\nPower by ey4s"
!Q`GA<ikv "\nhttp://www.ey4s.org 2001/6/23"
J>P{8Aw "\n\nUsage:%s <==Killed Local Process"
n:GK0wu.s
"\n %s <==Killed Remote Process\n",
9IKFrCO9, lpszArgv[0],lpszArgv[0]);
JU7EC~7|2c return 1;
kne{Tp }
X$zlR)Re //杀远程机器进程
i!jZZj-{ strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
k=<,A'y-/ strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
\d0R&vFHQ strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
Z~tOR{q zQ$*!1FmN //将在目标机器上创建的exe文件的路径
[e
)j,Q1 sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
1.0S>+^JE __try
Z,Z34:- {
DYU+?[J //与目标建立IPC连接
n\}!'>d' if(!ConnIPC(szTarget,szUser,szPass))
|Ebwl] X2 {
~O~c^fLH(B printf("\nConnect to %s failed:%d",szTarget,GetLastError());
WlF"[mU- return 1;
Z@=1-l }
'w`:p{E printf("\nConnect to %s success!",szTarget);
M* (]hu0! //在目标机器上创建exe文件
Bl-nS{9" }"<|.[V) hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
tt`j!! E,
_-%A_5lCRE NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
A
e&t#,) if(hFile==INVALID_HANDLE_VALUE)
[0D( PV(n {
pq6}q($Rk printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
KDW%*%! __leave;
tm~V+t!mj }
DD\:glo //写文件内容
,
e{kC while(dwSize>dwIndex)
?5nF` [rx {
e%&2tf4 }u&.n
pc if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
ewqfs/ {
^0R.U+?+ printf("\nWrite file %s
<8[BB7 failed:%d",RemoteFilePath,GetLastError());
BhkJ>4# __leave;
nZa.3/7dJ }
z!5^UD8"W dwIndex+=dwWrite;
^c}Z$V }
k7Fa+Y)K7 //关闭文件句柄
~#dNGWwG CloseHandle(hFile);
2H_|Attoi bFile=TRUE;
>[=q9k //安装服务
,V!s w5_5m if(InstallService(dwArgc,lpszArgv))
5 fjeBfy {
ja}_u}: //等待服务结束
*
c]
:,5 if(WaitServiceStop())
Y25S:XHk9 {
>&tPIrz //printf("\nService was stoped!");
3hr&