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。
ZUW~ZZ7Z: OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
zg3q\~ <1>与远程系统建立IPC连接
KLc<c1BZ <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
P]pVYX#m <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
r|bvpZV <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
rdL>yT/A <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
`B^HW8 <6>服务启动后,killsrv.exe运行,杀掉进程
gda3{g7<) <7>清场
u/@dWeY[] 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
~IB~>5U! /***********************************************************************
(aO+7ykRuJ Module:Killsrv.c
xV
h-Mx+M Date:2001/4/27
[}/\W`C Author:ey4s
S"Q$ Ol" Http://www.ey4s.org nsq7,%5 ***********************************************************************/
y?|JBf #include
={a8=E!; #include
@'K+ #include "function.c"
e:BKdZGW #define ServiceName "PSKILL"
6^L4wd7) L;},1
\ SERVICE_STATUS_HANDLE ssh;
8^H <dR SERVICE_STATUS ss;
*(~=L%s /////////////////////////////////////////////////////////////////////////
uQ;b'6Jcp void ServiceStopped(void)
qYMTud[Vf {
A3 UC=z<y ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
8: KlU(J ss.dwCurrentState=SERVICE_STOPPED;
V0]6F ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
Ef;OrE"" ss.dwWin32ExitCode=NO_ERROR;
[-@Lbu-| ss.dwCheckPoint=0;
FafOd9>AO ss.dwWaitHint=0;
. <|7BHL SetServiceStatus(ssh,&ss);
+^c;4-X
0 return;
>Fzu]G4] }
kpkN GQ2 /////////////////////////////////////////////////////////////////////////
mn=G6h
T}W void ServicePaused(void)
(+Yerc.NQt {
|WiK* ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
/&>6#3df- ss.dwCurrentState=SERVICE_PAUSED;
Um
k9 ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
BO b#9r ss.dwWin32ExitCode=NO_ERROR;
f1'NWec ss.dwCheckPoint=0;
'w+T vOB ss.dwWaitHint=0;
Y%UfwbX!g SetServiceStatus(ssh,&ss);
_fH.#C return;
8"a[W3b }
\|Qx`- void ServiceRunning(void)
[Ng#/QXk{ {
^G,]("di` ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
Y9TaU]7] ss.dwCurrentState=SERVICE_RUNNING;
[T;0vv8 ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
O)'Bx=S4Ke ss.dwWin32ExitCode=NO_ERROR;
pI>i1f=W ss.dwCheckPoint=0;
4Lx#5}P ss.dwWaitHint=0;
`N~;X~XFk SetServiceStatus(ssh,&ss);
npH2&6Yhi^ return;
uvK1gJrA) }
R}Ih~zw /////////////////////////////////////////////////////////////////////////
:N~1fvx void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
;a/Gs^W {
Tn+6:<OFdO switch(Opcode)
9L}=xX`>? {
i#t)tM" case SERVICE_CONTROL_STOP://停止Service
+2kJuoj: ServiceStopped();
/?%zNkcxu break;
;}b.gpG case SERVICE_CONTROL_INTERROGATE:
4VjP:>*p SetServiceStatus(ssh,&ss);
HR55|`] break;
eI@LVi6<b }
Y~T;{&wi return;
K .cMuh }
H|4O`I;~( //////////////////////////////////////////////////////////////////////////////
]q0mo1-EZ! //杀进程成功设置服务状态为SERVICE_STOPPED
5FJ<y"<6 //失败设置服务状态为SERVICE_PAUSED
D7b<&D@ //
\v7M`! & void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
6@-VLO))O {
M`$s
dZ" ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
}fW@8ji\ if(!ssh)
P1b5=/}:V
{
vMsb@@O\ \ ServicePaused();
\gRX:i#n return;
(
w(GJ/g }
O|J`M2r ServiceRunning();
i0ax`37 Sleep(100);
p4;A[2Ot`: //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
he0KzwBF //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
+B$o8V if(KillPS(atoi(lpszArgv[5])))
CPVR ServiceStopped();
48CLnyYiF else
|->{NUZ{ ServicePaused();
oagxTFh8~ return;
q/Dc*Qn
m }
<@9p|[! /////////////////////////////////////////////////////////////////////////////
=PiDZS^" void main(DWORD dwArgc,LPTSTR *lpszArgv)
HTK79
+ {
AvdxDN SERVICE_TABLE_ENTRY ste[2];
P
agzp%m ste[0].lpServiceName=ServiceName;
d/G`w{H}y ste[0].lpServiceProc=ServiceMain;
=j]us?5 ste[1].lpServiceName=NULL;
F#KO!\iA+ ste[1].lpServiceProc=NULL;
<N11$t&_ StartServiceCtrlDispatcher(ste);
"q(#,,_ return;
1;<J] S$$ }
T8 k@DS /////////////////////////////////////////////////////////////////////////////
2]n"7Z8(v8 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
xmxfXW 下:
@.f@N;z /***********************************************************************
A0sydUc Module:function.c
Ep/4o<N( Date:2001/4/28
s5T$>+
a Author:ey4s
M7&u_Cn? Http://www.ey4s.org E~5r8gM,0 ***********************************************************************/
.L[WvAo #include
F
i?2sa ////////////////////////////////////////////////////////////////////////////
L-\-wXg% BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
0x!XE|7I {
Yhl {' TOKEN_PRIVILEGES tp;
3Xgf=yG:M LUID luid;
?y82S*sb# AAjsb<P if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
6'UtB !gr {
l/,O9ur- printf("\nLookupPrivilegeValue error:%d", GetLastError() );
U`_(Lq%5W return FALSE;
,.tv#j|A }
YB/A0 J tp.PrivilegeCount = 1;
ooY2"\o tp.Privileges[0].Luid = luid;
Tx%6whd/' if (bEnablePrivilege)
&K5wCNX1 tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
i.Iiwe0G else
>;}np
F> tp.Privileges[0].Attributes = 0;
(3`Q`o; // Enable the privilege or disable all privileges.
k;PQVF&E AdjustTokenPrivileges(
"h'0&ZP~_ hToken,
$F-qqkR$ FALSE,
_IJPZ'Hr &tp,
Q6Z%T.1 sizeof(TOKEN_PRIVILEGES),
Q#8}pBw (PTOKEN_PRIVILEGES) NULL,
w}VS mt$F (PDWORD) NULL);
,Ju f // Call GetLastError to determine whether the function succeeded.
qepsR/0M if (GetLastError() != ERROR_SUCCESS)
l$D]*_ jc, {
EotZ$O= printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
(#FWA<o return FALSE;
ItGi2'} }
6Clxe Lk return TRUE;
5 7e'a&}e }
uj|{TV>v9 ////////////////////////////////////////////////////////////////////////////
!={Z]J BOOL KillPS(DWORD id)
WJBi#(SY {
BX&bhWYGFX HANDLE hProcess=NULL,hProcessToken=NULL;
[uP_F,Y/ BOOL IsKilled=FALSE,bRet=FALSE;
yC ZV:R; __try
*(@(9]B~ {
M7BCBA `2\vDy1,j if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
kxt@t# {
9,=3D2x& printf("\nOpen Current Process Token failed:%d",GetLastError());
p_S8m|% __leave;
MVU5+wX }
i8pM,Ppi~ //printf("\nOpen Current Process Token ok!");
O1IR+"0 if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
= M^4T?{T {
BuMBnbT __leave;
Reca5r1O }
zK893) printf("\nSetPrivilege ok!");
R'f|1mt `9rwu:3i if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
@Ong+^m|PC {
5qtZ`1Hq printf("\nOpen Process %d failed:%d",id,GetLastError());
Q{6Bhx *> __leave;
u5^fiw]C }
[_6_A O(Z //printf("\nOpen Process %d ok!",id);
Ijq1ns_tx8 if(!TerminateProcess(hProcess,1))
UR6.zE4=_ {
,<n >g; printf("\nTerminateProcess failed:%d",GetLastError());
xlG/$`Ab __leave;
YIo$ }
z><=F,W IsKilled=TRUE;
{Y-<#U~iH }
"1>I/CM __finally
!a?$ {
o@j]yA.5) if(hProcessToken!=NULL) CloseHandle(hProcessToken);
(3YCe { if(hProcess!=NULL) CloseHandle(hProcess);
xWlj.Tjt} }
T6MlKcw,t return(IsKilled);
@s RRcP~ }
7?<.L //////////////////////////////////////////////////////////////////////////////////////////////
?_q
e
2R. 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:
`oP :F[B /*********************************************************************************************
?#"rI6 ModulesKill.c
L
A-H Create:2001/4/28
j#d=V@=a Modify:2001/6/23
)$K )`uqb Author:ey4s
GlYNC&,VL Http://www.ey4s.org -C]RFlV PsKill ==>Local and Remote process killer for windows 2k
y?j#;n 0 **************************************************************************/
a5jc8S> #include "ps.h"
NXsDn&&O #define EXE "killsrv.exe"
D+?/MrP #define ServiceName "PSKILL"
4eTfb s>(OK.o #pragma comment(lib,"mpr.lib")
}eh<F^ //////////////////////////////////////////////////////////////////////////
7K3S\oPej //定义全局变量
-b+VzVJZ SERVICE_STATUS ssStatus;
Cmg(#$X SC_HANDLE hSCManager=NULL,hSCService=NULL;
Q!8AFLff4 BOOL bKilled=FALSE;
\}Fx'' char szTarget[52]=;
r'xZF~}k"~ //////////////////////////////////////////////////////////////////////////
QPf*!E BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
xo2PxUO BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
heJ I5t, BOOL WaitServiceStop();//等待服务停止函数
nN1\ BOOL RemoveService();//删除服务函数
Yy`\??, /////////////////////////////////////////////////////////////////////////
p2 u*{k{ int main(DWORD dwArgc,LPTSTR *lpszArgv)
9}4P%>_ {
! iuDmL BOOL bRet=FALSE,bFile=FALSE;
Qa@b-v'by char tmp[52]=,RemoteFilePath[128]=,
Iko1%GJ1Z szUser[52]=,szPass[52]=;
|kJ'FZZd HANDLE hFile=NULL;
=W'a6)WE DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
%PozxF: N>##}i //杀本地进程
9}^nozR,I if(dwArgc==2)
y}5V3)P {
QcJ?1GwA" if(KillPS(atoi(lpszArgv[1])))
=.`(KXT printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
.lnyn|MVb else
S]&f+g}&w printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
sy`@q<h( lpszArgv[1],GetLastError());
$sK8l=# return 0;
5v6 x }
tE3#Uq //用户输入错误
^`>,~$Q else if(dwArgc!=5)
/f_w@TR\{ {
3lzjY.]Pgv printf("\nPSKILL ==>Local and Remote Process Killer"
CY~]lQ "\nPower by ey4s"
xl [3*K "\nhttp://www.ey4s.org 2001/6/23"
D/QSC]" "\n\nUsage:%s <==Killed Local Process"
>d-By "\n %s <==Killed Remote Process\n",
("0 7t/|| lpszArgv[0],lpszArgv[0]);
R6l`IlG` return 1;
A;ip
V :) }
6'CZfs\ //杀远程机器进程
2F9Gx;}t5= strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
~+w'b7T,= strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
kt?G\H!} strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
y%%D=" aphfzo //将在目标机器上创建的exe文件的路径
)D'SfNx#{ sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
^o&3 +s}M __try
ybLl[K(D= {
2F*spu
//与目标建立IPC连接
278:5yC if(!ConnIPC(szTarget,szUser,szPass))
kN (*.Q|VZ {
o2M+=O@ printf("\nConnect to %s failed:%d",szTarget,GetLastError());
~ 8L]!OQ9= return 1;
T
DOOq;+ }
lId}sf printf("\nConnect to %s success!",szTarget);
(jb9U k_t //在目标机器上创建exe文件
]@E_Hx{S mQEE?/xX; hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
+KV?W+g)` E,
NG3!09eY NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
}e$^v*16 if(hFile==INVALID_HANDLE_VALUE)
XY %er {
:[![9JS/ printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
@qj4rt" __leave;
|f5WN&c }
32h}+fd //写文件内容
1;_tu while(dwSize>dwIndex)
7<FI[ {
[7x,& *_feD+rq if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
o/0cd {
"#zSk=52z printf("\nWrite file %s
y!_*CYZ~m failed:%d",RemoteFilePath,GetLastError());
S,ZlS<Z# __leave;
MLD1%* &0 }
I`hltJM' dwIndex+=dwWrite;
s
Dq{h }
7{jB!Xj //关闭文件句柄
2to~=/. CloseHandle(hFile);
|2RoDW bFile=TRUE;
~,#zdm1r@ //安装服务
l0Rjq*5hJ if(InstallService(dwArgc,lpszArgv))
y04md A6< {
~N
"rr.w //等待服务结束
oDz%K?29% if(WaitServiceStop())
K"Vo'9R[_ {
!O|d,)$q //printf("\nService was stoped!");
WcRTv"4& }
iCd$gwA>F else
akR+QZ,) {
])`+
78 //printf("\nService can't be stoped.Try to delete it.");
x=-dv8N? }
=NJ:%kvF Sleep(500);
z!`aJE/ //删除服务
I*h%e,yIO RemoveService();
: jgvg$fd }
n^}M*# }
a'zXLlXgGd __finally
@4sEHk
3 {
R<\5q%@G //删除留下的文件
HJ5 Ktt if(bFile) DeleteFile(RemoteFilePath);
KD TG9KC //如果文件句柄没有关闭,关闭之~
* AsILK0 if(hFile!=NULL) CloseHandle(hFile);
^YVd^<cE //Close Service handle
'v|R' wi\ if(hSCService!=NULL) CloseServiceHandle(hSCService);
[[vu#' bc //Close the Service Control Manager handle
w4:|Z@ I if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
cf\PG&S //断开ipc连接
Ltk'` wsprintf(tmp,"\\%s\ipc$",szTarget);
{B;<R1 WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
tj ONN(K` if(bKilled)
h\qQ%|X printf("\nProcess %s on %s have been
Cu2eMUGt killed!\n",lpszArgv[4],lpszArgv[1]);
Y9}5&# else
~vL7$-: printf("\nProcess %s on %s can't be
1=U(ZX+u killed!\n",lpszArgv[4],lpszArgv[1]);
5a8[0&hA 2 }
IZ9L
;"} return 0;
Cd Bsd }
s,z$Vt"h*K //////////////////////////////////////////////////////////////////////////
^)i5.o\ BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
:eHD{= {
A(Tqf.,G NETRESOURCE nr;
i^<P@ |q char RN[50]="\\";
K;ncviGu ?WVp,vP strcat(RN,RemoteName);
LUPh!)8 strcat(RN,"\ipc$");
_aJo7 QmHj=s:x\ nr.dwType=RESOURCETYPE_ANY;
V1yY> nr.lpLocalName=NULL;
yM_ta '^$ nr.lpRemoteName=RN;
F+!w[}0 nr.lpProvider=NULL;
U3UKu/Z K[,d9j`^ if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
_1>Xk_ return TRUE;
adCTo else
"c+j2f'f return FALSE;
jRn5)u }
O {hM /////////////////////////////////////////////////////////////////////////
rnOg;|u8 BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
vk:k ~
{
YGdzA]3> BOOL bRet=FALSE;
HQ187IwpTm __try
n0\k(@+k {
r%:Q(|v? //Open Service Control Manager on Local or Remote machine
X=1Po | hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
s%cfJe_k if(hSCManager==NULL)
/
5\gP//9K {
7O.?I#
76 printf("\nOpen Service Control Manage failed:%d",GetLastError());
t[r<&1[& __leave;
^X?D4a|;#g }
uT
Z#85L` //printf("\nOpen Service Control Manage ok!");
_VjfjA<c8 //Create Service
*A^`[_y hSCService=CreateService(hSCManager,// handle to SCM database
T'W@fif ServiceName,// name of service to start
W5)R{w0`GD ServiceName,// display name
vk1E!T9X SERVICE_ALL_ACCESS,// type of access to service
B@+&?%ub: SERVICE_WIN32_OWN_PROCESS,// type of service
/r8'stRzv SERVICE_AUTO_START,// when to start service
og?>Q i Tr SERVICE_ERROR_IGNORE,// severity of service
#7*{ $v failure
$.5f-vQp EXE,// name of binary file
c4Leh"ry NULL,// name of load ordering group
:cE6-Fv NULL,// tag identifier
6x.ZS'y NULL,// array of dependency names
e=H,|)P NULL,// account name
8h?):e NULL);// account password
`GpOS_; //create service failed
On`T
pz/ if(hSCService==NULL)
1(YEOZ
{
hvFXYq_[O //如果服务已经存在,那么则打开
?'8(']/ if(GetLastError()==ERROR_SERVICE_EXISTS)
JmP[ 9" {
7u=R5 //printf("\nService %s Already exists",ServiceName);
fO UW{s //open service
-qJ%31Mr# hSCService = OpenService(hSCManager, ServiceName,
:lfUVa{HN SERVICE_ALL_ACCESS);
j@o
\d%.'! if(hSCService==NULL)
lSG"c+iV {
\jpm
printf("\nOpen Service failed:%d",GetLastError());
$b CN;yE __leave;
f,
iHM }
5R%4fzr&g //printf("\nOpen Service %s ok!",ServiceName);
A &tMj