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。
*)"`v] OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
3VcG
/rf <1>与远程系统建立IPC连接
Vw+U? <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
Dd:Qotu <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
QQ pe.oF <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
;K`qSX;;c( <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
TqzkF7;k4 <6>服务启动后,killsrv.exe运行,杀掉进程
rrmr#a <7>清场
a2sN$k 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
TTBl5X /***********************************************************************
]G&d`DNV Module:Killsrv.c
Vo%@bj~> Date:2001/4/27
5{j1<4zxR Author:ey4s
[1l ,I[ Http://www.ey4s.org 8/]5h% ***********************************************************************/
pO x0f;'G+ #include
mKn:EqA #include
yn`H }@`k #include "function.c"
}oloMtp$ #define ServiceName "PSKILL"
/\OjtE X 5pp8~ SERVICE_STATUS_HANDLE ssh;
`@-H
; SERVICE_STATUS ss;
wzF/`z&0?6 /////////////////////////////////////////////////////////////////////////
_0ep[r void ServiceStopped(void)
c:4i&|n {
`WX @1]m ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
-Y;(yTtz ss.dwCurrentState=SERVICE_STOPPED;
5%uLs}{\q ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
@G^
l`% ss.dwWin32ExitCode=NO_ERROR;
Nx,.4CI
ss.dwCheckPoint=0;
O57
eq.aT ss.dwWaitHint=0;
vz/.*u SetServiceStatus(ssh,&ss);
pWK7B`t return;
epR7p^`7 }
v2/@Pu!kg /////////////////////////////////////////////////////////////////////////
1iig0l6\m void ServicePaused(void)
#r> {
jl%27Ld ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
a%V6RyT4qW ss.dwCurrentState=SERVICE_PAUSED;
t4~Bn<= ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
P^T]U bv" ss.dwWin32ExitCode=NO_ERROR;
-n+=[M ss.dwCheckPoint=0;
c|IH|y ss.dwWaitHint=0;
Z!v)zH\ SetServiceStatus(ssh,&ss);
NRgNh5/ return;
Xw_AZ-|1D }
FK{Vnj0 void ServiceRunning(void)
R~PD[.\u {
7c5+8k3 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
+?DP r ss.dwCurrentState=SERVICE_RUNNING;
MZl6J ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
tp7cc;0 ss.dwWin32ExitCode=NO_ERROR;
vYcea ss.dwCheckPoint=0;
nj]l'~Y0 ss.dwWaitHint=0;
|W:xbtPNy SetServiceStatus(ssh,&ss);
JPRo<jt= return;
&,JrhMr\ }
W0R<^5_ /////////////////////////////////////////////////////////////////////////
..)O/g. void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
)E;B'^RVR {
K!=Y4"5% switch(Opcode)
F^fL {
6Q"fRXM case SERVICE_CONTROL_STOP://停止Service
>;:235'(M ServiceStopped();
7A<X!a break;
"**Tw' case SERVICE_CONTROL_INTERROGATE:
4"at~K`
Q SetServiceStatus(ssh,&ss);
Py_yIwQqg break;
p.~hZ+ x_ }
RoS&oGYqR return;
0g o{gUI }
Wl\.*^`k //////////////////////////////////////////////////////////////////////////////
bbddbRj; //杀进程成功设置服务状态为SERVICE_STOPPED
6QO[!^lY //失败设置服务状态为SERVICE_PAUSED
leR-oeSO //
aQzx^%B1 void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
NGIt~"e7R4 {
3k3-Ts ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
d< j+a1& if(!ssh)
}Vjg>" {
=r:(ga ServicePaused();
HQGn[7JW return;
RrA9@95+ }
O*jTrZ(k ServiceRunning();
(
y0 Sleep(100);
h9-^aB$8^ //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
5 6w6=Is //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
NhG?@N if(KillPS(atoi(lpszArgv[5])))
v,,
.2UR4 ServiceStopped();
||yx?q6\h else
%dn!$[D@ ServicePaused();
z{$2bV return;
\USl9*E }
7n}$|h5D /////////////////////////////////////////////////////////////////////////////
lrQNl^K}= void main(DWORD dwArgc,LPTSTR *lpszArgv)
2PZ#w(An& {
'vCl@x$ SERVICE_TABLE_ENTRY ste[2];
= j)5kY` ste[0].lpServiceName=ServiceName;
@-zL"%%dw' ste[0].lpServiceProc=ServiceMain;
N_L~oX_ ste[1].lpServiceName=NULL;
[L(qrAQ2|z ste[1].lpServiceProc=NULL;
^`iqa-1 StartServiceCtrlDispatcher(ste);
^jhc(ZW" return;
i=3~ h Zl }
g&&- /////////////////////////////////////////////////////////////////////////////
9 n0?0mk 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
?$$Xg3w_# 下:
-,:^dxE' /***********************************************************************
}ZqnsLu[) Module:function.c
)?y${T Date:2001/4/28
}jdMo83 Author:ey4s
Y[sBVz'j5 Http://www.ey4s.org +-2W{lX ***********************************************************************/
'<=77yDg #include
88uoA6Y8h ////////////////////////////////////////////////////////////////////////////
10}<n_I BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
-8zdkm8k {
d%,@,>>) TOKEN_PRIVILEGES tp;
uE &/:+ LUID luid;
Y'
FB
{ zy'e|92aO if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
E5iNuJj=f {
-sqd?L.p printf("\nLookupPrivilegeValue error:%d", GetLastError() );
.o#A(3&n return FALSE;
_|jEuif }
ZX0#I W tp.PrivilegeCount = 1;
@js`$ tp.Privileges[0].Luid = luid;
SL[ EOz# if (bEnablePrivilege)
dp}s]`x+ tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
zQ~N(Jj?h else
_~Id~b tp.Privileges[0].Attributes = 0;
GHWt3K:*w // Enable the privilege or disable all privileges.
mE"(d*fe' AdjustTokenPrivileges(
:@@aIFRv hToken,
]621Z1 FALSE,
(l+0*o,( &tp,
dD351!- sizeof(TOKEN_PRIVILEGES),
b9R0"w!ml
(PTOKEN_PRIVILEGES) NULL,
ls({{34NF (PDWORD) NULL);
`eEiSf // Call GetLastError to determine whether the function succeeded.
w!_6* if (GetLastError() != ERROR_SUCCESS)
;UpdkY
1 {
u u$Jwn!S printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
9;Qgby return FALSE;
#J'V,_wH }
7TtDI=f return TRUE;
B4/\=MXb }
()^tw5e'^ ////////////////////////////////////////////////////////////////////////////
+aQM %~ BOOL KillPS(DWORD id)
~F"w {
{%Rntb HANDLE hProcess=NULL,hProcessToken=NULL;
Cu!S|Xj. BOOL IsKilled=FALSE,bRet=FALSE;
0e +Qn&$#4 __try
laRn![[ {
#EA` | a9_KoOa.H if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
uOAd$;h@_Z {
~KYA{^`* printf("\nOpen Current Process Token failed:%d",GetLastError());
NOSLb]; __leave;
Hb3..o: }
%bp'`B= //printf("\nOpen Current Process Token ok!");
^U9b)KA if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
SuA
@S {
"cwvx8un __leave;
MX"M2>" pT }
GJ\bZ"vDo printf("\nSetPrivilege ok!");
*+TO% {4 Y)68 if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
)YVs=0j {
ly`\TnC printf("\nOpen Process %d failed:%d",id,GetLastError());
R$x(3eyx __leave;
KFBBqP }
*X!+wK-+ //printf("\nOpen Process %d ok!",id);
soOfk!b if(!TerminateProcess(hProcess,1))
4axuE] {
SaOOD-u printf("\nTerminateProcess failed:%d",GetLastError());
mtf><YU __leave;
1RauI0d* }
=4uO"o IsKilled=TRUE;
_"t"orD6 }
|JiN;
O+K __finally
j9/hZqo {
bE!z[j] if(hProcessToken!=NULL) CloseHandle(hProcessToken);
b63DD( if(hProcess!=NULL) CloseHandle(hProcess);
XnKf<|j6k }
[:/mjO K return(IsKilled);
ky{@*fg. }
1()pKBHf //////////////////////////////////////////////////////////////////////////////////////////////
T"e"?JSRJ 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:
)TcD-Jr /*********************************************************************************************
^7Ebg5< ModulesKill.c
C:_-F3|]cJ Create:2001/4/28
MKh}2B#S Modify:2001/6/23
=)%~QK{Y Author:ey4s
62o nMY Http://www.ey4s.org [5PQrf~Mo PsKill ==>Local and Remote process killer for windows 2k
F8J\#PW **************************************************************************/
s(:N>K5* #include "ps.h"
PKZMuEEy, #define EXE "killsrv.exe"
* $|9e #define ServiceName "PSKILL"
jA3xDbM 3F9 dr@I.7 #pragma comment(lib,"mpr.lib")
,Vy_%f //////////////////////////////////////////////////////////////////////////
$\aJ.N6rb //定义全局变量
To;r#h SERVICE_STATUS ssStatus;
yPf,GB" SC_HANDLE hSCManager=NULL,hSCService=NULL;
2]5ux!Lqln BOOL bKilled=FALSE;
|ADg#oX char szTarget[52]=;
Z*Fn2I4 //////////////////////////////////////////////////////////////////////////
_=K\E0I.m BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
),@m
3wQ BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
6 u,w BOOL WaitServiceStop();//等待服务停止函数
b2^O$l BOOL RemoveService();//删除服务函数
c3)6{ /////////////////////////////////////////////////////////////////////////
^3C%& int main(DWORD dwArgc,LPTSTR *lpszArgv)
$e%m=@ga {
:m0pm@ BOOL bRet=FALSE,bFile=FALSE;
{
3Qlx/6< char tmp[52]=,RemoteFilePath[128]=,
$*j)ey> szUser[52]=,szPass[52]=;
t;
@T~% HANDLE hFile=NULL;
G)gPL]C0 DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
BSY7un+`: b~;M&Y //杀本地进程
nu X`>Oy if(dwArgc==2)
`pXPF}T {
/~+j[oB if(KillPS(atoi(lpszArgv[1])))
op,mP0b printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
#;\tgUQ else
in>?kbaG+ printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
(/|f6_9! lpszArgv[1],GetLastError());
iwfH~ return 0;
={I(i6 }
[ z{}? //用户输入错误
qJK6S4O] else if(dwArgc!=5)
"4CO^ B {
ei
@$_w*TH printf("\nPSKILL ==>Local and Remote Process Killer"
Sj;:*jk!h "\nPower by ey4s"
X1="1{8H "\nhttp://www.ey4s.org 2001/6/23"
KS;Wr6]@(O "\n\nUsage:%s <==Killed Local Process"
gFxa UrZA "\n %s <==Killed Remote Process\n",
Cdc=1,U( lpszArgv[0],lpszArgv[0]);
w"!zLB&9[ return 1;
:&m0eZZ% }
~g &Gi)je //杀远程机器进程
A[Vhy;xz strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
3Ol`i$ strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
xKXD`-|W strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
t.]e8=dE dLw,dg
//将在目标机器上创建的exe文件的路径
{+ WI>3 sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
51puR8AG> __try
*KPNWY9!W {
)z7+%n TO //与目标建立IPC连接
\Bn$b2j!% if(!ConnIPC(szTarget,szUser,szPass))
rlkg.e6 {
=
$6pL printf("\nConnect to %s failed:%d",szTarget,GetLastError());
+|Mi lwr return 1;
I_'0!@Nn7 }
jxZd
=%7Q printf("\nConnect to %s success!",szTarget);
<a=k"'0 //在目标机器上创建exe文件
ig?Tj4kD okD7!)cr= hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
G=>LW1E| E,
h|.*V$3 NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
=mh)b]].4\ if(hFile==INVALID_HANDLE_VALUE)
k5)e7Lb( {
tSq`_[@ printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
]dHV^! __leave;
WC
5v#*Jd }
xJ)vfo //写文件内容
R1\$}ep^ while(dwSize>dwIndex)
ETq~,g' {
-42jeJS ]|/\Sd if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
E"b"VB {
vU,
]UJ} printf("\nWrite file %s
B1 [O9 U: failed:%d",RemoteFilePath,GetLastError());
G `JXi/#` __leave;
3o^oq }
+7bV dwIndex+=dwWrite;
a\v@^4 }
G 8F43!< //关闭文件句柄
q}%;O
>Z CloseHandle(hFile);
1ogh8% bFile=TRUE;
,7izrf8 //安装服务
#zw 'H9l if(InstallService(dwArgc,lpszArgv))
H3jb{S
b {
Z sbE //等待服务结束
]}jY]
l if(WaitServiceStop())
+X7+:QQ} {
T\o!^|8 //printf("\nService was stoped!");
YGr^uTQb }
%/=#8v4* else
/,2${$c! {
x2H?B`5 //printf("\nService can't be stoped.Try to delete it.");
;PhX[y^* }
Zkn1@a Sleep(500);
>-YWq //删除服务
,a?$F1Z- RemoveService();
"e~"-B7(\Y }
k{j (Gb2sp }
D3-H!TFpDb __finally
4)~GHb {
j%OnLTZ //删除留下的文件
lBnG!!VrWa if(bFile) DeleteFile(RemoteFilePath);
N}j^55M_] //如果文件句柄没有关闭,关闭之~
`Hq)g1a7q if(hFile!=NULL) CloseHandle(hFile);
}mSfg //Close Service handle
3QzHQU if(hSCService!=NULL) CloseServiceHandle(hSCService);
=o+))R4 //Close the Service Control Manager handle
6z80Y*|eJ if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
mu =H&JC //断开ipc连接
fF} NPl wsprintf(tmp,"\\%s\ipc$",szTarget);
aqAWaO WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
8k`rj; if(bKilled)
ok7yFm1\ printf("\nProcess %s on %s have been
@}@J$ g killed!\n",lpszArgv[4],lpszArgv[1]);
I!sB$=n else
-g]g printf("\nProcess %s on %s can't be
U m9]X@z killed!\n",lpszArgv[4],lpszArgv[1]);
['rqz1DL5 }
y #Xq@ return 0;
|lhVk\X }
SmYY){AQ/ //////////////////////////////////////////////////////////////////////////
F,-S&d BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
E>3fk {
`CQMvX{ NETRESOURCE nr;
G6L
/Ny3>_ char RN[50]="\\";
|KxFiH %8lF%uu!x strcat(RN,RemoteName);
K@zzseQ}= strcat(RN,"\ipc$");
pC'GKk 8 xl~%hwBd nr.dwType=RESOURCETYPE_ANY;
S<V__Sv nr.lpLocalName=NULL;
P ME
?{%& nr.lpRemoteName=RN;
0cm+: nr.lpProvider=NULL;
^#VyI F3q gr")Jw7 if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
}$ZcC_ return TRUE;
r&t)%R@q else
>-{)wk;1& return FALSE;
Z:PsQ~M }
Q@-7{3 /////////////////////////////////////////////////////////////////////////
RjS&^uaP BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
n(#159pZ {
-S"$S16D BOOL bRet=FALSE;
N{<=s]I%x __try
s]=s| {
;h"?h*}m!\ //Open Service Control Manager on Local or Remote machine
,HFoy-Yq hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
}#/,nJm' if(hSCManager==NULL)
v"6ijk&( {
eSgCS*}0$z printf("\nOpen Service Control Manage failed:%d",GetLastError());
.iB?: __leave;
m1k+u)7kD }
:+SpZ> //printf("\nOpen Service Control Manage ok!");
8U07]=Bt< //Create Service
+ fQ=G/ hSCService=CreateService(hSCManager,// handle to SCM database
Tv&-n ServiceName,// name of service to start
{1y-*@yU( ServiceName,// display name
"gD)Uis SERVICE_ALL_ACCESS,// type of access to service
a
N| MBX; SERVICE_WIN32_OWN_PROCESS,// type of service
:>.~"uWo{ SERVICE_AUTO_START,// when to start service
G2%%$7Jj SERVICE_ERROR_IGNORE,// severity of service
dw60m,m failure
DM*mOT EXE,// name of binary file
I4Ys,n NULL,// name of load ordering group
j6~#_t[ NULL,// tag identifier
xrK%3nA4s" NULL,// array of dependency names
x-5XOqD{' NULL,// account name
MT,LO<. NULL);// account password
/2&