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。
i1bmUKZ8'L OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
3 4&xh1=3 <1>与远程系统建立IPC连接
~sq@^<M)s <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
?a1pO#{Dg <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
6)20%*[ <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
(qz)3Fa <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
7QoMroR <6>服务启动后,killsrv.exe运行,杀掉进程
\F""G,AWq{ <7>清场
U;!J(Us 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
8yH)9#>
/***********************************************************************
3iL\<^d*ht Module:Killsrv.c
Sn'
+~6i Date:2001/4/27
L1y71+iqU Author:ey4s
Vobq|Rd/% Http://www.ey4s.org lWT`y ***********************************************************************/
<vD(,|| #include
n.C5w8f #include
Hk(=_[S #include "function.c"
kJNwA8 7 #define ServiceName "PSKILL"
'G>9 iw \wK4bvUrX SERVICE_STATUS_HANDLE ssh;
qOnGP{ SERVICE_STATUS ss;
l(@c /////////////////////////////////////////////////////////////////////////
3=*ur( Qy void ServiceStopped(void)
N0JdU4' {
`46.! ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
,(f W0d# ss.dwCurrentState=SERVICE_STOPPED;
-8<vW e ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
@~UQU)-( ss.dwWin32ExitCode=NO_ERROR;
HIC!:| ss.dwCheckPoint=0;
|k,-]c;6 ss.dwWaitHint=0;
&
Y2xO SetServiceStatus(ssh,&ss);
Bvh{|tP4 return;
SQ/HZ }
,xAF=t /////////////////////////////////////////////////////////////////////////
A5%$< void ServicePaused(void)
,H^!G\ {
brlbJFZ19 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
18Ju]U ss.dwCurrentState=SERVICE_PAUSED;
;y50t$0
ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
evNe6J3 ss.dwWin32ExitCode=NO_ERROR;
g-]~+7LL ss.dwCheckPoint=0;
LhM$!o?W ss.dwWaitHint=0;
(mKH,r SetServiceStatus(ssh,&ss);
s{j A!T} return;
yf4L0. }
TY'61xWi void ServiceRunning(void)
=)gdxywoC {
;oDr8a<A ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
%qTIT?6' ss.dwCurrentState=SERVICE_RUNNING;
6<R[hIWpZ} ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
5NH4C ss.dwWin32ExitCode=NO_ERROR;
nj0]c`6rN@ ss.dwCheckPoint=0;
siT`O
z|, ss.dwWaitHint=0;
G#^0Bh& SetServiceStatus(ssh,&ss);
X8N9*vy return;
I3d}DpPx% }
JY^i /////////////////////////////////////////////////////////////////////////
Dg{d^>T!_x void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
=9,^Tu| {
FouN}X6 switch(Opcode)
HXztEEK6 {
bS954d/ case SERVICE_CONTROL_STOP://停止Service
J_-fs#[x ServiceStopped();
E-FR
w break;
B&0W P5OF case SERVICE_CONTROL_INTERROGATE:
%~gI+0HK SetServiceStatus(ssh,&ss);
<V Rb break;
.>P:{'' }
t8rFn return;
D|Wlq~IpQ }
Kfr1k //////////////////////////////////////////////////////////////////////////////
kxJ[Bi# //杀进程成功设置服务状态为SERVICE_STOPPED
4v3gpLH //失败设置服务状态为SERVICE_PAUSED
;ko6igx)+ //
)5gj0#|CG@ void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
eF9GhwE= {
VuH -> ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
IF\ @uo` if(!ssh)
2lOUNx Q$ {
h:r?:C>n ServicePaused();
DuZ Zu return;
%Ta"H3ZW }
x\f~Gtt7Y ServiceRunning();
L$.3,./ Sleep(100);
0 yq //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
vv{+p(~**O //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
4KnBb_w if(KillPS(atoi(lpszArgv[5])))
X;Sb^c"j1 ServiceStopped();
x&0kIF'lq else
f.+1Ubq!5 ServicePaused();
WvSm!W return;
9OW8/H&! }
+F2OPIanT~ /////////////////////////////////////////////////////////////////////////////
a !%,2|U void main(DWORD dwArgc,LPTSTR *lpszArgv)
}(|gC, {
LdN[N^n[H SERVICE_TABLE_ENTRY ste[2];
k0K$OX*:e ste[0].lpServiceName=ServiceName;
p'1/J:EnV ste[0].lpServiceProc=ServiceMain;
M*kE |q/K ste[1].lpServiceName=NULL;
v^8sL` F ste[1].lpServiceProc=NULL;
UeLO `Ug0; StartServiceCtrlDispatcher(ste);
QuPz'Ut# return;
/lu|FWbEw }
%Uz\P|6PO /////////////////////////////////////////////////////////////////////////////
V-n{=8s 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
zqXF`MAB= 下:
m m`#v
g, /***********************************************************************
\AKP ea= Module:function.c
||awNSt Date:2001/4/28
bvB',yBZ Author:ey4s
dnU-v7k,{ Http://www.ey4s.org G[yzi ***********************************************************************/
hr 6j+p: #include
,f$P[c ////////////////////////////////////////////////////////////////////////////
k:R\;l5 BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
] \_tO {
3Z=yCec] TOKEN_PRIVILEGES tp;
;p`to"6IFD LUID luid;
Zd>sdS`#r QOSMV#Nw% if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
P=jsOuW {
}9fch9>Zr printf("\nLookupPrivilegeValue error:%d", GetLastError() );
)&d=2M;3 return FALSE;
nW7: ] }
bS r"k tp.PrivilegeCount = 1;
jS##zC tp.Privileges[0].Luid = luid;
W/>a 1 if (bEnablePrivilege)
K4<"XF1A: tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
$DIy?kZ else
dX@ic,? tp.Privileges[0].Attributes = 0;
;M4[Liw~O // Enable the privilege or disable all privileges.
_#:7S
sJ AdjustTokenPrivileges(
OB$Jv<C@ hToken,
,.cR @5qI FALSE,
<TtPwUX
&tp,
zdRVAcrwQ sizeof(TOKEN_PRIVILEGES),
$sda'L5^p (PTOKEN_PRIVILEGES) NULL,
#NYnZ^6e (PDWORD) NULL);
dR1IndZl // Call GetLastError to determine whether the function succeeded.
*YvtT(Gt if (GetLastError() != ERROR_SUCCESS)
;'8P/a$ {
\2 N;VE printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
%bN{FKNN return FALSE;
otR7E+*3 }
|<,qnf| - return TRUE;
vu\W5M }
=CK% Zo ////////////////////////////////////////////////////////////////////////////
Jcze.t BOOL KillPS(DWORD id)
D5@=#/?* {
ofQs
/
HANDLE hProcess=NULL,hProcessToken=NULL;
VPYLDg.' BOOL IsKilled=FALSE,bRet=FALSE;
*m+FMyr __try
9U6$-]J {
Yz_}* x-CjxU3 if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
s0f+AS|} {
)__sw printf("\nOpen Current Process Token failed:%d",GetLastError());
-6kX?sNl)X __leave;
D!,5j_,j% }
y1%OH#:duD //printf("\nOpen Current Process Token ok!");
Q:megU'u if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
}
u;{38~ {
-EP1Rl`\ __leave;
A&t8C8, }
`+n#CWZ"Y printf("\nSetPrivilege ok!");
Yu_*P-Ja6 J4::.r if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
\#:
W {
*eIX"&ba printf("\nOpen Process %d failed:%d",id,GetLastError());
8p%0d`sX __leave;
SQ4^sk_! }
z:f&k}( //printf("\nOpen Process %d ok!",id);
L{%L*z9J if(!TerminateProcess(hProcess,1))
FXJ0
G>F {
%u66H2 printf("\nTerminateProcess failed:%d",GetLastError());
5_E8
RAG __leave;
Eb[;nk? }
?5nEmG|kO IsKilled=TRUE;
[S,$E6&j$" }
HZRFE[ 9nb __finally
L?N&kzA {
,W)DQwAg if(hProcessToken!=NULL) CloseHandle(hProcessToken);
MSS[-} if(hProcess!=NULL) CloseHandle(hProcess);
ZL<X*l2 }
F8-GnTxa return(IsKilled);
%"mI["{ }
q *&H //////////////////////////////////////////////////////////////////////////////////////////////
&@oI/i&0B OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
]j>xQm\ /*********************************************************************************************
uK" T~ ModulesKill.c
oqF?9<Vgc, Create:2001/4/28
% akW43cE Modify:2001/6/23
q x)\{By Author:ey4s
PzSLE>Q Http://www.ey4s.org FJtmRPP[r PsKill ==>Local and Remote process killer for windows 2k
_`?cBu` **************************************************************************/
1*hE bO #include "ps.h"
_dd! nU\A| #define EXE "killsrv.exe"
.>R`#@+I #define ServiceName "PSKILL"
8)9-*Bzj TS6xF? #pragma comment(lib,"mpr.lib")
,M3hE/rb/ //////////////////////////////////////////////////////////////////////////
3(V0,L'1 //定义全局变量
qo3+=*"V SERVICE_STATUS ssStatus;
_{k*JT2 SC_HANDLE hSCManager=NULL,hSCService=NULL;
>B0AJW/u BOOL bKilled=FALSE;
QNx]8r char szTarget[52]=;
}qECpKa0 //////////////////////////////////////////////////////////////////////////
RQ8d1US BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
Nq`;\E.M BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
j_so s%- BOOL WaitServiceStop();//等待服务停止函数
62R";# K BOOL RemoveService();//删除服务函数
K{DC{yLu /////////////////////////////////////////////////////////////////////////
N=1ue`i int main(DWORD dwArgc,LPTSTR *lpszArgv)
ZEI)U,
I. {
~@c<5 -`{ BOOL bRet=FALSE,bFile=FALSE;
(7G4 v char tmp[52]=,RemoteFilePath[128]=,
s oY\6mHio szUser[52]=,szPass[52]=;
'/8/M{`s HANDLE hFile=NULL;
hxL?6mhY DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
"ZGP,=?y2 ,EEAxmf //杀本地进程
59)w+AW if(dwArgc==2)
VNWB$mM.2 {
S3%2T if(KillPS(atoi(lpszArgv[1])))
;9z|rWsF printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
ulsU~WW7r else
2QaE&8vW printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
}X{rE|@ lpszArgv[1],GetLastError());
o664b$5nsI return 0;
>M2~p&Si }
%evb.h) //用户输入错误
vGv<WEE else if(dwArgc!=5)
b69nj {
?.`
ga* printf("\nPSKILL ==>Local and Remote Process Killer"
nvrh7l9nX "\nPower by ey4s"
M5WB.L[@q "\nhttp://www.ey4s.org 2001/6/23"
[M[#f&=Z "\n\nUsage:%s <==Killed Local Process"
N[W#wYbH "\n %s <==Killed Remote Process\n",
e&
`"}^X;I lpszArgv[0],lpszArgv[0]);
j ^j"w(a return 1;
~4~r }
|-V:#1wR.] //杀远程机器进程
=OO4C strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
}lp37, strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
^~V2xCu! strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
Ds(Z. /.e7#-+? //将在目标机器上创建的exe文件的路径
UPGUJ>2Z sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
@!OXLM __try
<w^u^)iLy1 {
-O$vJ,* //与目标建立IPC连接
H};1>G4 if(!ConnIPC(szTarget,szUser,szPass))
f9K7^qwkiz {
VrRF2(Kn? printf("\nConnect to %s failed:%d",szTarget,GetLastError());
zF`a:dD$d return 1;
n{TWdC }
VVSt,/SO printf("\nConnect to %s success!",szTarget);
JY CMW!~ //在目标机器上创建exe文件
hYzP6?K" >Gpq{Ph[ hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
x$-kw{N E,
-/?)0E NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
gNW+Dq|X% if(hFile==INVALID_HANDLE_VALUE)
q~9-A+n {
kV1L.Xg printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
[voZ=+/ __leave;
~Fh+y+g? }
b_ TI_ //写文件内容
F62 uDyY while(dwSize>dwIndex)
`]W9Fj<1j {
:-jbIpj' H14Q-2U1xa if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
OS#aYER~/ {
>G|RVB printf("\nWrite file %s
F 6sQeU failed:%d",RemoteFilePath,GetLastError());
y\_+,G0 __leave;
FcM)v"bF&] }
=.8n K
y dwIndex+=dwWrite;
gra6&&^" }
bX2BEa8<" //关闭文件句柄
`D%i`"~Lf& CloseHandle(hFile);
I^A>YJW bFile=TRUE;
m"~ddqSMT //安装服务
crv#IC2 if(InstallService(dwArgc,lpszArgv))
.;7V]B1o {
TXi| //等待服务结束
:7 LA/j if(WaitServiceStop())
t >"`rcg {
8/>.g.] //printf("\nService was stoped!");
i
FZGfar? }
gf>H-718F else
;7s^slVzF {
_{'[Uf/l //printf("\nService can't be stoped.Try to delete it.");
AI3x,rk# }
;wMu Sleep(500);
eQuw uT //删除服务
%mss{p!d6 RemoveService();
4k^P1 }
[w<_Wj }
%"r9;^bj&< __finally
M#4;y,n<k {
w ?_8OJ //删除留下的文件
V7U*09
0*5 if(bFile) DeleteFile(RemoteFilePath);
QP\:wi //如果文件句柄没有关闭,关闭之~
#$W5)6ch if(hFile!=NULL) CloseHandle(hFile);
7u;N/@ //Close Service handle
k9*UBx if(hSCService!=NULL) CloseServiceHandle(hSCService);
/#vt\I<x //Close the Service Control Manager handle
nmiJ2edx if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
6Tmz!E0 //断开ipc连接
s@:Yu wsprintf(tmp,"\\%s\ipc$",szTarget);
{v'eP[ WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
EpF9&