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。
(@KoqwVWc OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
eC>"my` <1>与远程系统建立IPC连接
8:P*z <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
Zp7yaz3y <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
A[^qq UL' <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
jF38kj3O7 <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
Q5p+ W <6>服务启动后,killsrv.exe运行,杀掉进程
${eY9-r_% <7>清场
/B,:<&_- 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
RHwaJ;:)# /***********************************************************************
=mHkXHE~: Module:Killsrv.c
yHWi[7$ Date:2001/4/27
_e?q4>B)c Author:ey4s
4?>18%7& Http://www.ey4s.org I!$jYY2 ***********************************************************************/
Ic[}V0dk #include
49+ >f #include
pKt-R07* #include "function.c"
)YzH k ;( #define ServiceName "PSKILL"
fJ)N:q` fg9?3x
Z SERVICE_STATUS_HANDLE ssh;
:W.jNV{e\F SERVICE_STATUS ss;
0T9@,scY /////////////////////////////////////////////////////////////////////////
[F/^J|VMV void ServiceStopped(void)
ex`
xkZ+ {
*'9)H0 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
gEr4zae ss.dwCurrentState=SERVICE_STOPPED;
:vc[/< ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
<i_>
y~v` ss.dwWin32ExitCode=NO_ERROR;
x],8yR)R ss.dwCheckPoint=0;
[!1)mR ss.dwWaitHint=0;
L@{!r=%_> SetServiceStatus(ssh,&ss);
)p$\gwr=2 return;
_ yfdj[Ot` }
X5uS>V%/ /////////////////////////////////////////////////////////////////////////
] vC=.&] void ServicePaused(void)
`y\*m]: {
ds*m6#1b ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
2[Z0I4r ss.dwCurrentState=SERVICE_PAUSED;
a'@-"qk ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
$h G;2v ss.dwWin32ExitCode=NO_ERROR;
I86e&"40 ss.dwCheckPoint=0;
'oz hz2s ss.dwWaitHint=0;
Q~fwWp-J SetServiceStatus(ssh,&ss);
hq/J6 M return;
*0%4l_i }
)n\*ht7 void ServiceRunning(void)
.A3DFm3 t {
gw_|C|!P ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
:8p&#M ss.dwCurrentState=SERVICE_RUNNING;
BRQ"A, ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
n?'d|h ss.dwWin32ExitCode=NO_ERROR;
&EAk
z ss.dwCheckPoint=0;
<,jAk4 ss.dwWaitHint=0;
<Ctyht0c. SetServiceStatus(ssh,&ss);
3g4e']t return;
}qc#lz }
NTqo`VWe /////////////////////////////////////////////////////////////////////////
[f<"p[ void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
q1YLq(e {
oi7
3YOB switch(Opcode)
K!3{M!B {
Y)$52m5rM case SERVICE_CONTROL_STOP://停止Service
QJx9I_ ServiceStopped();
DdBxqkh break;
)-=2w-ZX case SERVICE_CONTROL_INTERROGATE:
mJ)tHv"7 SetServiceStatus(ssh,&ss);
TE3*ktB{N break;
(# JMB) }
@Z?7E8( return;
6fh{lx> }
Ci;h //////////////////////////////////////////////////////////////////////////////
`vudS? //杀进程成功设置服务状态为SERVICE_STOPPED
N<9w{zIK( //失败设置服务状态为SERVICE_PAUSED
"Dyym<J //
@ru<4`h void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
Tdg6kkJ {
jvu
N ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
vFTXTbt'h if(!ssh)
A2Q[%A {
:~yzDk\I"- ServicePaused();
CE)*qFs return;
H{ZLk, }
L>SZgmV+ ServiceRunning();
~eDI$IO Sleep(100);
:Df)"~/mO+ //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
x_yF|]aI! //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
8KFj<N>' if(KillPS(atoi(lpszArgv[5])))
{={^6@ ServiceStopped();
o6*/o ]] else
sp|q((z{ ServicePaused();
+9RJ%i&Ec return;
yL.^ = }
+Y7Pg'35 /////////////////////////////////////////////////////////////////////////////
0f1H8zV void main(DWORD dwArgc,LPTSTR *lpszArgv)
DB#$~(o {
g[M]i6h2 SERVICE_TABLE_ENTRY ste[2];
XM$GQn]B ste[0].lpServiceName=ServiceName;
~L~]QN\3 ste[0].lpServiceProc=ServiceMain;
u=%y ste[1].lpServiceName=NULL;
v{o? #Sk1 ste[1].lpServiceProc=NULL;
g^jJ8k,7( StartServiceCtrlDispatcher(ste);
>;,gGH return;
ei@3,{~5 }
A^-iHm /////////////////////////////////////////////////////////////////////////////
W+8^P(
K 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
8/Mx5~ R 下:
~P/]:= /***********************************************************************
R;r|cep Module:function.c
kfXS_\@iW1 Date:2001/4/28
F=srkw:*. Author:ey4s
3!aEClRtq Http://www.ey4s.org ?9p$XG ***********************************************************************/
=c&62;O #include
3)Zu[c[%'J ////////////////////////////////////////////////////////////////////////////
Vb2\/e:k BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
gt/!~f0r {
)!A 2> TOKEN_PRIVILEGES tp;
[UoqIU LUID luid;
Rs2-94$!5 M+0x;53nz if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
/jR8|sb {
Wm(:P printf("\nLookupPrivilegeValue error:%d", GetLastError() );
2 l(Dee Y return FALSE;
Xtkw Z3 }
gwiR/(1 tp.PrivilegeCount = 1;
Tv\HAK<N tp.Privileges[0].Luid = luid;
~
7}] if (bEnablePrivilege)
/_q#ah tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
M|k&TTV else
.3@Ng tp.Privileges[0].Attributes = 0;
to'j2jP // Enable the privilege or disable all privileges.
(etUEb^}T AdjustTokenPrivileges(
yw'ezpO" hToken,
};rm3;~ eg FALSE,
)6=gooe] &tp,
wlr Ign% sizeof(TOKEN_PRIVILEGES),
7H%_sw5S. (PTOKEN_PRIVILEGES) NULL,
uJY.5w (PDWORD) NULL);
S6GMUaR // Call GetLastError to determine whether the function succeeded.
#&V5H{ if (GetLastError() != ERROR_SUCCESS)
[t{](- {
kbhX?; <` printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
x6ahZ return FALSE;
9<l-NU9 _ }
?I[h~vr6. return TRUE;
_dr*`yXi }
yX'IZk#_L ////////////////////////////////////////////////////////////////////////////
MKC$;>i BOOL KillPS(DWORD id)
V\AK6U@r^ {
0~]QIdu{AR HANDLE hProcess=NULL,hProcessToken=NULL;
V9T
4+ BOOL IsKilled=FALSE,bRet=FALSE;
N<liS3> __try
K_>/lirE? {
y@A6$[%(E| ^X&)'H if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
B'p5M.6d#: {
b66R}=P l printf("\nOpen Current Process Token failed:%d",GetLastError());
|'<vrn __leave;
xl8#=qmCD }
5mavcle{4r //printf("\nOpen Current Process Token ok!");
sLi*SR if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
3u_oRs {
@Dj:4 __leave;
c4 5?St }
@8zT'/$ printf("\nSetPrivilege ok!");
dF
e4K" /PqUXF if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
:G 5C ]'t {
+i=p5d5 printf("\nOpen Process %d failed:%d",id,GetLastError());
C8.W5P[U __leave;
e!Br>^8l }
%K zbO0 //printf("\nOpen Process %d ok!",id);
x>
\Bxa8 if(!TerminateProcess(hProcess,1))
&Mj1CvCv {
BFh$.+D printf("\nTerminateProcess failed:%d",GetLastError());
[D[D`gpjA __leave;
HN68!v}C| }
;&kn"b}G; IsKilled=TRUE;
iNJAZ6@+ }
6vobta^w __finally
\Yq0 zVol {
9|=nV|R'6 if(hProcessToken!=NULL) CloseHandle(hProcessToken);
qlUzr.^- if(hProcess!=NULL) CloseHandle(hProcess);
3gc"_C\$ }
%ek"!A return(IsKilled);
:B.G)M\ }
fhRjYYGI //////////////////////////////////////////////////////////////////////////////////////////////
F\LsI;G OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
h<% U["
/*********************************************************************************************
~<,Sh~Ana. ModulesKill.c
H&bh<KPMh Create:2001/4/28
7/"@yVBW Modify:2001/6/23
yp+F<5o Author:ey4s
P}@*Z>j:# Http://www.ey4s.org a#y{pT2 b PsKill ==>Local and Remote process killer for windows 2k
dB3N%pB^ **************************************************************************/
El
(/em #include "ps.h"
8l23%iWxe #define EXE "killsrv.exe"
azX`oU,l #define ServiceName "PSKILL"
)%VCzye*{ {eR9 ;2! #pragma comment(lib,"mpr.lib")
lFfXWNb //////////////////////////////////////////////////////////////////////////
.C= I^ //定义全局变量
2-mQt_
i SERVICE_STATUS ssStatus;
#
X/Q SC_HANDLE hSCManager=NULL,hSCService=NULL;
J3B.-XJ+n BOOL bKilled=FALSE;
T3z(k
la char szTarget[52]=;
ET-Vm >] //////////////////////////////////////////////////////////////////////////
jczq`yW BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
sRq U]i8l BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
w$>3pQ8d BOOL WaitServiceStop();//等待服务停止函数
z+/LS5$ BOOL RemoveService();//删除服务函数
}OrYpZob /////////////////////////////////////////////////////////////////////////
(Es{l a G int main(DWORD dwArgc,LPTSTR *lpszArgv)
Rla4L`X; {
ETp'oh}? BOOL bRet=FALSE,bFile=FALSE;
M<(u A' char tmp[52]=,RemoteFilePath[128]=,
*jF#^= szUser[52]=,szPass[52]=;
$Nu)E HANDLE hFile=NULL;
!O{z 3W DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
h|p[OecG R1'`F{56 //杀本地进程
?N>pZR if(dwArgc==2)
:;4SQN{2
O {
yvxl_*Ds8 if(KillPS(atoi(lpszArgv[1])))
A5XR3$5P printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
r1Z<:}ZwK else
r)b<{u=] printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
{?i)K X^ lpszArgv[1],GetLastError());
D{C:d\ e)$ return 0;
C) .2gQ
G }
ce' TYkPM //用户输入错误
O,mip else if(dwArgc!=5)
)ooWQ-%P {
&N\[V-GP2G printf("\nPSKILL ==>Local and Remote Process Killer"
0=;YnsY "\nPower by ey4s"
[6RfS "\nhttp://www.ey4s.org 2001/6/23"
gX,9Gh "\n\nUsage:%s <==Killed Local Process"
I=[cZ;t "\n %s <==Killed Remote Process\n",
&&PgOFD lpszArgv[0],lpszArgv[0]);
254~:eB0 return 1;
%&<W(|U1< }
4*M@]J " //杀远程机器进程
p4wr`"Zz strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
g$3>~D strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
>}SRSqJu strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
|4Ha?W C4NRDwU|. //将在目标机器上创建的exe文件的路径
If'2rE7J sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
'm O2t~n __try
)(bxpW {
(X}@^]lpa //与目标建立IPC连接
T~s}N x# if(!ConnIPC(szTarget,szUser,szPass))
AuCWQ~ {
FT/amCRyT printf("\nConnect to %s failed:%d",szTarget,GetLastError());
HC7JMj return 1;
U8O(;+ }
zj%cQkZ printf("\nConnect to %s success!",szTarget);
1S%}xsR0 //在目标机器上创建exe文件
\+Y!ILOI GDPo`#~ hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
FFe)e>bH E,
SLoo:) NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
\FifzKA if(hFile==INVALID_HANDLE_VALUE)
DJP6TFT&G {
Fe$/t( printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
@ls.&BHUP __leave;
:'*DMW~ }
EXpSh} //写文件内容
%^.P~s6 while(dwSize>dwIndex)
K{b-TT
4 {
@2e2^8X7f Pp_V5,i\ if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
nY^Nbh0 {
d
4O printf("\nWrite file %s
Fu)Th|5GZ failed:%d",RemoteFilePath,GetLastError());
-&Gfh\_NW __leave;
@E_zR }
^ vbWRG~ dwIndex+=dwWrite;
mU G
%LM }
8QF`,oXQO //关闭文件句柄
gb 4pN CloseHandle(hFile);
Z2p> n`D bFile=TRUE;
+t]Xj1Q //安装服务
yP\Up if(InstallService(dwArgc,lpszArgv))
("Dv>&w9 {
509Q0 [k //等待服务结束
z[&s5" if(WaitServiceStop())
_Bk
U+=|J {
)saR0{e0N //printf("\nService was stoped!");
tWD|qg_ }
9?`RR/w else
'IQsve7cI {
xb$yu.c //printf("\nService can't be stoped.Try to delete it.");
.>]N+:O }
OVs wt Sleep(500);
R^P_{_I*" //删除服务
8$}OS- RemoveService();
'b[0ci: }
#*,sa }
^7u#30,}3~ __finally
(5`T+pAsV {
UK3a{O[5 //删除留下的文件
`WlE|
G[ if(bFile) DeleteFile(RemoteFilePath);
/f3m)pT //如果文件句柄没有关闭,关闭之~
Alz~-hqQ if(hFile!=NULL) CloseHandle(hFile);
@ {}rG8 //Close Service handle
q)iTn)Z! if(hSCService!=NULL) CloseServiceHandle(hSCService);
X?dfcS*!n //Close the Service Control Manager handle
|}S1o0v{(a if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
R^8B3-aA`
//断开ipc连接
^
KH>1!
wsprintf(tmp,"\\%s\ipc$",szTarget);
crn k|o WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
CLK^ gZ if(bKilled)
[7\>"v6 printf("\nProcess %s on %s have been
e4.&aIC[ killed!\n",lpszArgv[4],lpszArgv[1]);
}uQ${]&D else
Do;#NLrWb printf("\nProcess %s on %s can't be
=nhzMU9c\y killed!\n",lpszArgv[4],lpszArgv[1]);
y1,5$0@G }
U e*$&VlT return 0;
r!K|E95oj9 }
&!1}`4$[T //////////////////////////////////////////////////////////////////////////
R6@uM<