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。
:FnOS<_B OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
h]qT1(I <1>与远程系统建立IPC连接
-r!42`S <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
7nm}fT
z7 <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
&kb\,mQ <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
Q`N18I3 <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
$9G3LgcS <6>服务启动后,killsrv.exe运行,杀掉进程
O'fk&&l <7>清场
|-|jf 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
"hW(S /***********************************************************************
Z,3 CC \ Module:Killsrv.c
;vMn/ Date:2001/4/27
.
=&Jo9 Author:ey4s
6A}eSG3 Http://www.ey4s.org !&W|myN^ ***********************************************************************/
~
9=27p #include
3Q",9(D #include
.%_)*NUZ #include "function.c"
4 &|C} #define ServiceName "PSKILL"
o"RJ.w:dn X&s7%]n+ SERVICE_STATUS_HANDLE ssh;
:ztyxJv1 SERVICE_STATUS ss;
CQ<8P86gt /////////////////////////////////////////////////////////////////////////
ai4PM
b$p void ServiceStopped(void)
7UnzIe {
/M:H9Z8! ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
V7P6zAJy ss.dwCurrentState=SERVICE_STOPPED;
(]OFS;% ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
f7Zf}1| ss.dwWin32ExitCode=NO_ERROR;
"MTWjW*6 ss.dwCheckPoint=0;
z4g+2f7h-X ss.dwWaitHint=0;
eO'xkm SetServiceStatus(ssh,&ss);
)`<6taKx@n return;
@YCv }
i (0hvV>' /////////////////////////////////////////////////////////////////////////
> =Jsv void ServicePaused(void)
b7!UZu]IEv {
$R"; ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
0rcjorWI ss.dwCurrentState=SERVICE_PAUSED;
^PC\E} ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
xo(k?+P>. ss.dwWin32ExitCode=NO_ERROR;
l2(.>-# ss.dwCheckPoint=0;
dN<5JQql ss.dwWaitHint=0;
wk@yTTnb SetServiceStatus(ssh,&ss);
^T{8uJ'kn return;
?NlSeh }
:Dayv6g void ServiceRunning(void)
}C_|gd {
b"t")U== ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
\BUqDd! ss.dwCurrentState=SERVICE_RUNNING;
R>*g\}9Zh3 ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
&
N;pH ss.dwWin32ExitCode=NO_ERROR;
V/ +Jc(N ss.dwCheckPoint=0;
rCE;'? Y ss.dwWaitHint=0;
8[M*
x3 SetServiceStatus(ssh,&ss);
`dO}L return;
".E5t@ }?m }
ywEDy|Wn$~ /////////////////////////////////////////////////////////////////////////
QF.3c6O@ void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
_W |R;Cz] {
-AC`q/bCD switch(Opcode)
{ V0>iN:~S {
7
5|pp case SERVICE_CONTROL_STOP://停止Service
*0~M ServiceStopped();
n$YE !D' break;
2m\m/O case SERVICE_CONTROL_INTERROGATE:
F@1d%c SetServiceStatus(ssh,&ss);
lBmm(<~Z break;
U. (Tl>K|0 }
$3 4j6;oN return;
UWw}!1 }
lbS?/f //////////////////////////////////////////////////////////////////////////////
6JH56 //杀进程成功设置服务状态为SERVICE_STOPPED
YDFCGA //失败设置服务状态为SERVICE_PAUSED
XVF^,Yf //
q &
b5g ! void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
TP{Gt.e {
T(V8;! ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
(z2Z)_6L*L if(!ssh)
d=y0yq{L {
+zsZNJ(U ServicePaused();
w" JGO return;
5oJ Dux } }
.LObOR5J7 ServiceRunning();
h@@d{{IqT Sleep(100);
4uUs7T //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
<s}|ZnGE //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
3 Z1OX]R if(KillPS(atoi(lpszArgv[5])))
W' ep6O ServiceStopped();
J$QBI&D else
LN^UC$[tk ServicePaused();
Gs_qO)~xo return;
9 mPIykAj8 }
'gDe3@ci! /////////////////////////////////////////////////////////////////////////////
DbtF~`3, . void main(DWORD dwArgc,LPTSTR *lpszArgv)
5V @&o`!=h {
KDD@%E SERVICE_TABLE_ENTRY ste[2];
Sl>>SP ste[0].lpServiceName=ServiceName;
DjwQ`MA ste[0].lpServiceProc=ServiceMain;
^=0$ ste[1].lpServiceName=NULL;
9cfR)*Q ste[1].lpServiceProc=NULL;
C(o.Cy6 StartServiceCtrlDispatcher(ste);
8%ik853` return;
b+@D_E-RJ }
IqUp4} /////////////////////////////////////////////////////////////////////////////
Z>2]Xx%
\ 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
HabzCH 下:
XV=S) /***********************************************************************
FVgMmYU
Module:function.c
+9[SVw8 Date:2001/4/28
'9J*6uXf. Author:ey4s
%hINpZMr Http://www.ey4s.org M4?8xuC ***********************************************************************/
gvyT-XI #include
>'`Sf ?+| ////////////////////////////////////////////////////////////////////////////
=IHje;s BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
L2fVLKH {
qS.)UaA TOKEN_PRIVILEGES tp;
[bjN
f2 LUID luid;
xo Gb yN\e{;z` if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
:wipE]~4t {
-;pOh;WG printf("\nLookupPrivilegeValue error:%d", GetLastError() );
}+0z,s~0. return FALSE;
9&K/GaG }
.N"~zOV<# tp.PrivilegeCount = 1;
I4D<WoU;dJ tp.Privileges[0].Luid = luid;
[se^.[0, if (bEnablePrivilege)
p<5!02yQ\ tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
} 0M{A+ else
4 x,hj tp.Privileges[0].Attributes = 0;
OCnFEX" // Enable the privilege or disable all privileges.
0E6lmz`O AdjustTokenPrivileges(
kH?#B%N5 hToken,
9?EVQ FALSE,
7>n"}8i &tp,
MEq"}zrh sizeof(TOKEN_PRIVILEGES),
<m-.aK{9 (PTOKEN_PRIVILEGES) NULL,
Y"!uU.=xJ (PDWORD) NULL);
7petHi // Call GetLastError to determine whether the function succeeded.
4o5i ."l if (GetLastError() != ERROR_SUCCESS)
}
`T8A {
vM`~)rO@! printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
\c7>:DH return FALSE;
tln1eN((q }
."mlSW"Wm return TRUE;
5v9Vk`3' }
4:1)~z ////////////////////////////////////////////////////////////////////////////
q*8lnk BOOL KillPS(DWORD id)
2
9#]Vr {
J%Mnjk^_\S HANDLE hProcess=NULL,hProcessToken=NULL;
'RTtE BOOL IsKilled=FALSE,bRet=FALSE;
QCpM|,drS __try
;h~er6& {
V1<`%=%_W r]LCvsVa if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
%8FN0 {
C1QV[bJK printf("\nOpen Current Process Token failed:%d",GetLastError());
mhzYz;} __leave;
7[KCWJ }
CWlW/>yF
B //printf("\nOpen Current Process Token ok!");
:a3xvN-l if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
[B9 ;?G {
- k`.j __leave;
"C74 }
=|SdVv printf("\nSetPrivilege ok!");
4#)6.f~ YG[w@u if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
MzTW8 {
;>ozEh#8w printf("\nOpen Process %d failed:%d",id,GetLastError());
s".HEP~]= __leave;
8eyl,W=dn }
JNo8>aFOb //printf("\nOpen Process %d ok!",id);
9B/1*+ M if(!TerminateProcess(hProcess,1))
Gv~p {
T PYDs+U printf("\nTerminateProcess failed:%d",GetLastError());
<DZcra __leave;
yA;W/I4 }
nvyB/ IsKilled=TRUE;
8;n_TMb }
6E^~n __finally
`w<J25 {
QUOKThY? if(hProcessToken!=NULL) CloseHandle(hProcessToken);
\dkOK`)b if(hProcess!=NULL) CloseHandle(hProcess);
Gi7RMql6Q }
`# ^0cW return(IsKilled);
QxpKX_@Q5 }
kso*} uh0 //////////////////////////////////////////////////////////////////////////////////////////////
gx;O6S{ 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:
)^/0cQcJ /*********************************************************************************************
fgCT!s7z ModulesKill.c
`\b+[Nes Create:2001/4/28
*jCW.ZLY Modify:2001/6/23
J(iV0LAZb Author:ey4s
"2hh-L7ql Http://www.ey4s.org |4C^$ PsKill ==>Local and Remote process killer for windows 2k
LE;g
0s **************************************************************************/
6 hiC?2b{x #include "ps.h"
h$fe -G# #define EXE "killsrv.exe"
u%2KwRQ #define ServiceName "PSKILL"
j[e,?!8; ;BBpN`T #pragma comment(lib,"mpr.lib")
lG"H4Aa> //////////////////////////////////////////////////////////////////////////
Kf.T\V4% //定义全局变量
<qeCso SERVICE_STATUS ssStatus;
=r6qX SC_HANDLE hSCManager=NULL,hSCService=NULL;
u#jC#u^M BOOL bKilled=FALSE;
rVzI_zYqp' char szTarget[52]=;
'uC59X4l //////////////////////////////////////////////////////////////////////////
t9u|iTY
f! BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
y0IK,W'&? BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
$[(d X!]F BOOL WaitServiceStop();//等待服务停止函数
?L|yaC~ BOOL RemoveService();//删除服务函数
+AI`R`Tm /////////////////////////////////////////////////////////////////////////
0I%: BT int main(DWORD dwArgc,LPTSTR *lpszArgv)
QK <\kVZ8 {
]WL|~mG BOOL bRet=FALSE,bFile=FALSE;
h-XY4gq/ char tmp[52]=,RemoteFilePath[128]=,
&<1`O szUser[52]=,szPass[52]=;
D}{b;Un HANDLE hFile=NULL;
xsP4\C> DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
/A07s[L LmLGki$w //杀本地进程
$p$dKH if(dwArgc==2)
\:/Lc{*}MD {
VKuAO$s$ if(KillPS(atoi(lpszArgv[1])))
e7k%6'@ printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
O<N#M{kc. else
:uK
btoA printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
-%m3-xZA lpszArgv[1],GetLastError());
5PiOH"!19 return 0;
W{Z^n(f4 }
C`K^L=8`{ //用户输入错误
jP=Hf=:$ else if(dwArgc!=5)
qd6fU^)i {
J YmAn?o- printf("\nPSKILL ==>Local and Remote Process Killer"
qX6D1X1_ "\nPower by ey4s"
I%;Jpe "\nhttp://www.ey4s.org 2001/6/23"
\l,rpVv5m "\n\nUsage:%s <==Killed Local Process"
5%i:4sMx
* "\n %s <==Killed Remote Process\n",
AW8'RfC. lpszArgv[0],lpszArgv[0]);
Oh; Jw return 1;
<kc#thL }
=G${[V\ //杀远程机器进程
.SS<MDcqIt strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
r>|-2}{N/ strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
.i/m strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
ht6244: vg\/DbI' //将在目标机器上创建的exe文件的路径
`_qK&&s sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
wAF,H8 -DK __try
UA-7nb {
pn%#w*' //与目标建立IPC连接
aV|9H if(!ConnIPC(szTarget,szUser,szPass))
QLo(i {
\N6\v5vh printf("\nConnect to %s failed:%d",szTarget,GetLastError());
Q{y{rC2P return 1;
q``wt }
}[!92WS/ee printf("\nConnect to %s success!",szTarget);
T|) {< //在目标机器上创建exe文件
lU.Kc rAukHeH hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
j]5WK_~M E,
ZFxLBb: NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
zx%X~U if(hFile==INVALID_HANDLE_VALUE)
Vfs$VY2. {
!:0v{ZQ printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
^[q /Mw __leave;
Xs$Ufi }
j8$Zv%Ca% //写文件内容
(03pJV&K while(dwSize>dwIndex)
8]"(!i_;) {
r4{<Z3*N |g&ymFc if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
[EZYsOr. {
%&+59vq printf("\nWrite file %s
PLR0#).n failed:%d",RemoteFilePath,GetLastError());
&|o$=Ad __leave;
*l+Cl%e }
wpo1
dwIndex+=dwWrite;
^k/i-%k0 }
07_oP(;jT //关闭文件句柄
^DAu5 |--R CloseHandle(hFile);
0D ~
Tga) bFile=TRUE;
|m*.LTO //安装服务
m&Y i!7@( if(InstallService(dwArgc,lpszArgv))
jai|/"HSXw {
;_"U "?h_J //等待服务结束
+c$I&JO if(WaitServiceStop())
k*Nr!Z!} {
raUs%Y3 //printf("\nService was stoped!");
eV!L^>>> }
ERz;H!pU8 else
(-^bj {
gS9>N/b| //printf("\nService can't be stoped.Try to delete it.");
cy3Td28, }
dt,3"J Sleep(500);
c$H+g,7xQ- //删除服务
p]gT&[iJ RemoveService();
`!4,jd }
F4C!CUI }
+l0g`: __finally
93Yn`Av; {
M"Y0jQ( //删除留下的文件
"lVqU if(bFile) DeleteFile(RemoteFilePath);
]\c,BWC@e //如果文件句柄没有关闭,关闭之~
\vbk#G
hH if(hFile!=NULL) CloseHandle(hFile);
F:g= i}7 //Close Service handle
ff2d@P,! if(hSCService!=NULL) CloseServiceHandle(hSCService);
%,V
YiW0 //Close the Service Control Manager handle
wSXVyg{ if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
nb,2,H //断开ipc连接
h #.N3o wsprintf(tmp,"\\%s\ipc$",szTarget);
[c&