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。
%_.
fEFy07 OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
HyC826~-rI <1>与远程系统建立IPC连接
p5`={'>- <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
AQjf\i <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
wu~ ?P ` <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
LXS)(-& <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
T7LO}(I.& <6>服务启动后,killsrv.exe运行,杀掉进程
{66P-4Ev( <7>清场
OJT%?P%@{ 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
}NY! z^ /***********************************************************************
:rSCoi>K Module:Killsrv.c
~%!"!Z4 Date:2001/4/27
|Sr
Author:ey4s
('1]f?:M Http://www.ey4s.org "'*Qq@!3? ***********************************************************************/
W0k7(v) #include
NudY9~ #include
Lk2;\ D> #include "function.c"
W*~[KdgC #define ServiceName "PSKILL"
o2R&s@%0@B q!y!=hI SERVICE_STATUS_HANDLE ssh;
Nin7AOO SERVICE_STATUS ss;
89P'WFOFK /////////////////////////////////////////////////////////////////////////
kzmw1*J void ServiceStopped(void)
,b9!\OWDF {
EI8KK o * ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
:=?od
0]W ss.dwCurrentState=SERVICE_STOPPED;
9s&dN ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
MeDlsO ss.dwWin32ExitCode=NO_ERROR;
CPci
'SO ss.dwCheckPoint=0;
g_;4@jwTP" ss.dwWaitHint=0;
:vJ1Fo! SetServiceStatus(ssh,&ss);
FJ] ?45 return;
,pIaYU{D }
u[6aSqwC| /////////////////////////////////////////////////////////////////////////
*?YMoN void ServicePaused(void)
1eOQ;#OV {
)-^[;:B\k" ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
W%@0Y m`7 ss.dwCurrentState=SERVICE_PAUSED;
Xq%ijo ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
"@UyUL ss.dwWin32ExitCode=NO_ERROR;
Dd'J"|jF38 ss.dwCheckPoint=0;
?wpl
88z ss.dwWaitHint=0;
TEQs9-Uy SetServiceStatus(ssh,&ss);
?fX`z(Z return;
qnJs,"sn }
,qwVDYJ void ServiceRunning(void)
kE854Ej {
6vf<lmN ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
P~h0Ul ss.dwCurrentState=SERVICE_RUNNING;
mbXW$E-&R2 ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
[z,6 K= ss.dwWin32ExitCode=NO_ERROR;
.TO#\!KBv ss.dwCheckPoint=0;
-cgMf\YF ss.dwWaitHint=0;
< Y)A ez SetServiceStatus(ssh,&ss);
l0lvca=; return;
d@ef+- }
q"VC#97` /////////////////////////////////////////////////////////////////////////
o[aIQ|G void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
?0?+~0sI {
^?S lM switch(Opcode)
JZ)w {
V|)nUsU case SERVICE_CONTROL_STOP://停止Service
&
Tkl-{I ServiceStopped();
u-R;rf5%k break;
1AQ3< case SERVICE_CONTROL_INTERROGATE:
I]Ws
SetServiceStatus(ssh,&ss);
9#1Jie$ break;
G8lTIs4u; }
tN0? return;
:'Tq5kE }
R=
.U bY //////////////////////////////////////////////////////////////////////////////
5`)[FCQ //杀进程成功设置服务状态为SERVICE_STOPPED
<q:2' 4o //失败设置服务状态为SERVICE_PAUSED
8TCbEPS@Q //
Ws:+P~8 void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
7T?T0x3> {
MCTTm^8O ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
>:|jds# if(!ssh)
7~H"m/;U& {
a0PClbf2. ServicePaused();
+HEL ^ return;
{ {+:Vy }
<G#Q f|& ServiceRunning();
G\|P3j Sleep(100);
&H/3@A3 //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
Q+p9^_r //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
tS[%C) if(KillPS(atoi(lpszArgv[5])))
E&0]s ServiceStopped();
naM=oSB( else
D<lV WP ServicePaused();
:oytJhxU return;
=xr2-K)e }
m6o o-muAr /////////////////////////////////////////////////////////////////////////////
;-VXp80J void main(DWORD dwArgc,LPTSTR *lpszArgv)
H(DI /"N {
gW^0A)5 SERVICE_TABLE_ENTRY ste[2];
OySn[4`(i ste[0].lpServiceName=ServiceName;
e?<$H\ ste[0].lpServiceProc=ServiceMain;
&XB1=b5 ste[1].lpServiceName=NULL;
{CQI*\O ste[1].lpServiceProc=NULL;
3^]Kd StartServiceCtrlDispatcher(ste);
n!L}4Nmp return;
m0 ]Lc{ }
yH(%*-S /////////////////////////////////////////////////////////////////////////////
e/zz.cd){ 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
4R&pb1eF 下:
<
;fI*km /***********************************************************************
K}QZdN'] Module:function.c
@gi / 1 cq Date:2001/4/28
E+P-)bRa Author:ey4s
^]9.$$GU\A Http://www.ey4s.org JPq' C$ ***********************************************************************/
"LM[WcDX #include
,yTT,)@< ////////////////////////////////////////////////////////////////////////////
v(l:N@L BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
j9|1G-CM {
`t2Y IwOK TOKEN_PRIVILEGES tp;
"cGjHy\j` LUID luid;
m]&y&oz u XVs<im if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
D:XjJMW3r {
$|K-wN[ printf("\nLookupPrivilegeValue error:%d", GetLastError() );
j=Z;M1 return FALSE;
J'*`K>wV }
v4r%'bA tp.PrivilegeCount = 1;
ms#|Yl1/| tp.Privileges[0].Luid = luid;
n8o(>?Kw if (bEnablePrivilege)
e84O
6K6o tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
y)T|1) else
B1o*phM
g tp.Privileges[0].Attributes = 0;
W"H(HA // Enable the privilege or disable all privileges.
&'c&B0j AdjustTokenPrivileges(
oA4<AJ2 hToken,
1(qL),F; FALSE,
*C,1x5 &tp,
<h*$bx]9 + sizeof(TOKEN_PRIVILEGES),
~X,ZZ 9H (PTOKEN_PRIVILEGES) NULL,
Ki\J)l (PDWORD) NULL);
p*~b5'+ C+ // Call GetLastError to determine whether the function succeeded.
N2&h yM if (GetLastError() != ERROR_SUCCESS)
K5 Z'kkOk {
AX6l=jFZx printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
BCt>P?,UO return FALSE;
c> ":g~w }
.<Jq8J return TRUE;
!$#8Z".{v{ }
VTn6@z_ x ////////////////////////////////////////////////////////////////////////////
h%! ,|[| BOOL KillPS(DWORD id)
~;I'.TW {
YRU#/TP HANDLE hProcess=NULL,hProcessToken=NULL;
eMUsw5= BOOL IsKilled=FALSE,bRet=FALSE;
?e[]UO __try
)
-@Dh6F {
#X*=oG wcW}Sv[r if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
=HHb ]JE {
qwYq9A$+ printf("\nOpen Current Process Token failed:%d",GetLastError());
g]U!] __leave;
PGA
`R }
43N=OFU //printf("\nOpen Current Process Token ok!");
I GB) if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
\/?&W[T F {
`,Y/!(:; __leave;
Q=#Wk$1. }
*zWf8X printf("\nSetPrivilege ok!");
A&:~dZ:%w V0y_c^x if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
x_#'6H\1ga {
:@J.!dokF printf("\nOpen Process %d failed:%d",id,GetLastError());
+6f[<^K# __leave;
z}2 }
>/y+;<MZ //printf("\nOpen Process %d ok!",id);
ig4mj47wJ if(!TerminateProcess(hProcess,1))
/0 86qB| {
[wcp2g3Px printf("\nTerminateProcess failed:%d",GetLastError());
;D}E/'= __leave;
w>&g' }
RNb" O{3 IsKilled=TRUE;
=p&uQ6.i+ }
IvM>z03 __finally
!Z%pdqo`. {
n(jrK9] if(hProcessToken!=NULL) CloseHandle(hProcessToken);
s^GE>rf if(hProcess!=NULL) CloseHandle(hProcess);
,zh4oX`> }
3|0OW
Jk return(IsKilled);
}N@+bNh~ }
}Pj;9ivz //////////////////////////////////////////////////////////////////////////////////////////////
&Tk@2<5= 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:
@!%HEs!# # /*********************************************************************************************
h
F *c ModulesKill.c
A'T: \Wl Create:2001/4/28
N@R?<a Modify:2001/6/23
+EM^ Author:ey4s
-{eI6#z|\A Http://www.ey4s.org lNB<_SO PsKill ==>Local and Remote process killer for windows 2k
.<.#g+ **************************************************************************/
7DIFJJE' #include "ps.h"
`yrJ }f #define EXE "killsrv.exe"
<[tU.nh #define ServiceName "PSKILL"
S3?U-R^` AP(%m'; #pragma comment(lib,"mpr.lib")
I=&Kn@^ //////////////////////////////////////////////////////////////////////////
9l}G{u9a //定义全局变量
D@yu2}F{IY SERVICE_STATUS ssStatus;
YbuS[l8 SC_HANDLE hSCManager=NULL,hSCService=NULL;
+P;&/z8i*g BOOL bKilled=FALSE;
{GS$7n char szTarget[52]=;
P]`m5 N //////////////////////////////////////////////////////////////////////////
+D|E8sz8 BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
-h{| u{t BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
7aeyddpM BOOL WaitServiceStop();//等待服务停止函数
jU=n\o=? BOOL RemoveService();//删除服务函数
aaFt=7(K /////////////////////////////////////////////////////////////////////////
"ac$S9@~ int main(DWORD dwArgc,LPTSTR *lpszArgv)
@fI2ZWN| {
%Su, BOOL bRet=FALSE,bFile=FALSE;
>npFg@A char tmp[52]=,RemoteFilePath[128]=,
'))=y@M szUser[52]=,szPass[52]=;
Pa
*/&WeB HANDLE hFile=NULL;
~A-D>.ZH DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
fnn/akGKI xoN?[ //杀本地进程
\Wf1b8FW if(dwArgc==2)
a
VIh|v {
`_>44!M if(KillPS(atoi(lpszArgv[1])))
6|]e}I@<2 printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
"j?\Ze* else
Oi\,clR^[o printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
p=]z`t lpszArgv[1],GetLastError());
swG!O}29OX return 0;
2q%vd=T }
;<nQl,2N //用户输入错误
dR
>hb*kJ else if(dwArgc!=5)
yIma7H@=L {
,=`iQl3(y/ printf("\nPSKILL ==>Local and Remote Process Killer"
&9\8IR > "\nPower by ey4s"
e2L4E8ST< "\nhttp://www.ey4s.org 2001/6/23"
'Sjt*2blq "\n\nUsage:%s <==Killed Local Process"
Y%@a~| "\n %s <==Killed Remote Process\n",
vABUUAo!Jr lpszArgv[0],lpszArgv[0]);
3V@!}@y,F6 return 1;
w*B4>FYg }
utBKl'` //杀远程机器进程
aui3Mq#f strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
(zIIC"~5 strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
bSS=<G9 strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
]%I|C++0 Bngvm9k3 //将在目标机器上创建的exe文件的路径
7aJ:kumDZ sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
[M&.'X __try
oE'Flc. {
=x}p>#o,J //与目标建立IPC连接
Qi\"b if(!ConnIPC(szTarget,szUser,szPass))
8d8GYTl b) {
KN"<f:u printf("\nConnect to %s failed:%d",szTarget,GetLastError());
Z,5B(X j return 1;
Jn)DZv8? }
6G]hsgro printf("\nConnect to %s success!",szTarget);
Kp%:\s,lO //在目标机器上创建exe文件
Pze{5! 7q'T,'[ hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
0M 5m8 E,
FmC
[u NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
\Ea(f**2B if(hFile==INVALID_HANDLE_VALUE)
Fps:6~gD {
i[m-&
printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
M 3c __leave;
9hdz<eFL }
QW_W5|_ //写文件内容
#wfb-`,5&9 while(dwSize>dwIndex)
{=<m^
5b9 {
"wj-Qgz W,ik ;P\ if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
=JfSg'7 {
Vl%jpjqP printf("\nWrite file %s
Eg 8rgiU failed:%d",RemoteFilePath,GetLastError());
o1)8?h __leave;
tzdh3\6F }
DI7g-h8` dwIndex+=dwWrite;
]j57Gk%z }
RzN9pAe //关闭文件句柄
?$Ii_. CloseHandle(hFile);
f/{*v4! bFile=TRUE;
A,]%*kg2 //安装服务
6tv-PgZ if(InstallService(dwArgc,lpszArgv))
\I
#}R4z {
W;!)Sj4<T! //等待服务结束
A7=k9| if(WaitServiceStop())
<K
GYwLk {
`u#N //printf("\nService was stoped!");
+'!Y[7|9iv }
NAh^2X else
ZCz#B2Sf8 {
_Sn45h@" //printf("\nService can't be stoped.Try to delete it.");
&@/25Y2 }
"*Gp@ Sleep(500);
~dlpoT //删除服务
gMUCVKGf RemoveService();
E% d3}@ }
q@Oe} }
*PF=dx<8 __finally
{`=k$1 {
D);w)` //删除留下的文件
FgTWym_ if(bFile) DeleteFile(RemoteFilePath);
]Ofs,U^ //如果文件句柄没有关闭,关闭之~
n5;>e& if(hFile!=NULL) CloseHandle(hFile);
#D|n6[Y'.t //Close Service handle
#0'%51Jcl if(hSCService!=NULL) CloseServiceHandle(hSCService);
#7|73&u( //Close the Service Control Manager handle
raCgctYVq if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
p@iU9K\, //断开ipc连接
%)p?&_ wsprintf(tmp,"\\%s\ipc$",szTarget);
SCo; Ek WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
(.N!(;G if(bKilled)
EiCEB;*z|d printf("\nProcess %s on %s have been
L{Kl! killed!\n",lpszArgv[4],lpszArgv[1]);
x f<wM]& else
sX,S]:X printf("\nProcess %s on %s can't be
%2^wyVkq: killed!\n",lpszArgv[4],lpszArgv[1]);
?OF9{$m3? }
=U,mzY( return 0;
yrQfPR }
s0*@zn>h //////////////////////////////////////////////////////////////////////////
eq,`T; BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
O8)N`#1>+ {
#9CLIYJAd NETRESOURCE nr;
{W$K@vuV;? char RN[50]="\\";
(fcJp)D -)Of\4kx strcat(RN,RemoteName);
9s&Tv&%VN strcat(RN,"\ipc$");
Q%n$IQr4gM l'
2C/#8F nr.dwType=RESOURCETYPE_ANY;
tzrvIVD nr.lpLocalName=NULL;
V2LvE.Kj nr.lpRemoteName=RN;
!8OgaMngzF nr.lpProvider=NULL;
}) Zcw1g &AP`k
if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
*I9O+/, return TRUE;
/MZ^;XG else
6 U_P return FALSE;
M3Oqto<8" }
r>cN,C /////////////////////////////////////////////////////////////////////////
&l?AC%a5 BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
6o<(,\ad[ {
1"UHe*2 BOOL bRet=FALSE;
9A ?)n<3d __try
AH?4F" {
v:?l C<, //Open Service Control Manager on Local or Remote machine
ug^esB hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
S<eB&qT$ if(hSCManager==NULL)
ppzQh1 {
y85R"d printf("\nOpen Service Control Manage failed:%d",GetLastError());
6|Xe ],u __leave;
t4Pi <m:7 }
D`3`5.b //printf("\nOpen Service Control Manage ok!");
FA!!S`{\ //Create Service
hO; XJyv hSCService=CreateService(hSCManager,// handle to SCM database
&gsBbQ+qA ServiceName,// name of service to start
p> g[: ~ ServiceName,// display name
~|( eh9 SERVICE_ALL_ACCESS,// type of access to service
FwUgMR*xq SERVICE_WIN32_OWN_PROCESS,// type of service
`T3B SERVICE_AUTO_START,// when to start service
vp(ow]Q SERVICE_ERROR_IGNORE,// severity of service
Ticx]_+~T failure
Bu"5NB EXE,// name of binary file
T,h9xl9i NULL,// name of load ordering group
wEC,Mbn NULL,// tag identifier
\IZY\WU}2 NULL,// array of dependency names
IR|#]en NULL,// account name
vKBijmE NULL);// account password
3<HZ)w^B //create service failed
4d\V=_);r if(hSCService==NULL)
Ui.S)\B {
Y&-%
N //如果服务已经存在,那么则打开
Uj)Wbe[)p0 if(GetLastError()==ERROR_SERVICE_EXISTS)
~3Y4_b5E {
c3.;o //printf("\nService %s Already exists",ServiceName);
?OS0. //open service
a'(B}B=h
hSCService = OpenService(hSCManager, ServiceName,
Vrs?VA`v$ SERVICE_ALL_ACCESS);
i!EAs`$o` if(hSCService==NULL)
{r'+icvLX {
X}H?*'- printf("\nOpen Service failed:%d",GetLastError());
U=PTn(2 __leave;
^@^K
<SVc }
?NR&3q //printf("\nOpen Service %s ok!",ServiceName);
$4q$!jB5 }
G`RQl@W>)( else
><I{R|bC {
lBGYZ-- printf("\nCreateService failed:%d",GetLastError());
wKKQAM6P1 __leave;
P1ak>T*#2 }
5bBCI\&sam }
yxAy1P;dX //create service ok
EB VG@ else
)+|Y;zC9 {
QD%!a{I //printf("\nCreate Service %s ok!",ServiceName);
q _Z+H4 }
</2 aQn O L 9(~p // 起动服务
" =6kH, if ( StartService(hSCService,dwArgc,lpszArgv))
"SRS{-p0 {
(eSsx/ //printf("\nStarting %s.", ServiceName);
")<5VtV Sleep(20);//时间最好不要超过100ms
54=*vokX_ while( QueryServiceStatus(hSCService, &ssStatus ) )
}(7TiCwd {
GSW%~9WBa if ( ssStatus.dwCurrentState == SERVICE_START_PENDING)
pQ>|dH+. {
OX%#8Lx printf(".");
U7Oa
13Qz Sleep(20);
2T(7V[C%9 }
fbD,\ rjT else
5Dzf[V^]` break;
SP/'4m }
&