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。
sULIrYRA OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
m$fQ `XzU <1>与远程系统建立IPC连接
,
Aq9fyC% <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
^I X%dzM <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
_1>SG2h{fV <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
fav5e'[$ <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
7hB#x]oQo <6>服务启动后,killsrv.exe运行,杀掉进程
59{;VY81 <7>清场
>u=%Lz"J 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
h6u2j p(+ /***********************************************************************
q&zny2]) Module:Killsrv.c
J>`v.8y Date:2001/4/27
Mv.Ciyc Author:ey4s
=X%!YZk p Http://www.ey4s.org I@n*[EC ***********************************************************************/
EXA^!/) #include
Ci~f#{ #include
tm(v~L%$>] #include "function.c"
JY{X,?s #define ServiceName "PSKILL"
7:n?PN(p6a (y1$MYZQ SERVICE_STATUS_HANDLE ssh;
C,o: SERVICE_STATUS ss;
VmN}FMGN /////////////////////////////////////////////////////////////////////////
DH5bpg&T void ServiceStopped(void)
b,#`n {
8y$5oD6g9 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
M_k`%o ss.dwCurrentState=SERVICE_STOPPED;
8
AFMn[{ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
i<%m Iq1L ss.dwWin32ExitCode=NO_ERROR;
C<_Urnmn ss.dwCheckPoint=0;
60"5?=D ss.dwWaitHint=0;
Bk,2WtVX SetServiceStatus(ssh,&ss);
q 75ky1^1: return;
]>5T}h }
9%sFJ /////////////////////////////////////////////////////////////////////////
vR7ct av void ServicePaused(void)
xEjx]w/& {
]?[zx'| ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
2(pLxVl ss.dwCurrentState=SERVICE_PAUSED;
R]Hz8 _X ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
/K7Bae5h ss.dwWin32ExitCode=NO_ERROR;
M~uMY+> ss.dwCheckPoint=0;
HLVQ7 ss.dwWaitHint=0;
&x`&03X SetServiceStatus(ssh,&ss);
FJ{=2]x| return;
jz*0`9&_ }
d$w(-tV42 void ServiceRunning(void)
~i%-WX {
C1b*v&1{ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
z.
'Fv7 ss.dwCurrentState=SERVICE_RUNNING;
tl|ijR ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
w4UD/zO ss.dwWin32ExitCode=NO_ERROR;
Nj+a2[ ss.dwCheckPoint=0;
;_}~%-_
~ ss.dwWaitHint=0;
-$.0Dc)3! SetServiceStatus(ssh,&ss);
AcKU^T+ return;
gNqAj# m }
axX{6 /////////////////////////////////////////////////////////////////////////
H
nK!aa void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
mjbTy"}" {
$!f!,fw+ switch(Opcode)
PSPTL3_~ {
@Tm`d ?^ case SERVICE_CONTROL_STOP://停止Service
V\0E=M*P ServiceStopped();
GWhE8EDT break;
?=<~^Lk case SERVICE_CONTROL_INTERROGATE:
x>v-m*4Z4@ SetServiceStatus(ssh,&ss);
rvwa!YY} break;
tAERbiH
}
K4:
$= return;
3A_G=WaED }
)>V?+L5M //////////////////////////////////////////////////////////////////////////////
/,!<Va;~ //杀进程成功设置服务状态为SERVICE_STOPPED
!}_b| //失败设置服务状态为SERVICE_PAUSED
[
7g>< //
{?Od{d9 void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
6#U^<` {
/'ZKS T4 ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
ow/U if(!ssh)
802H$P^ps {
V C-d0E0 ServicePaused();
=> qTNh*' return;
A{N\) }
M diwRi ServiceRunning();
b?8)7.{F{ Sleep(100);
1fH<VgF` //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
sef]>q //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
/N6}*0Ru if(KillPS(atoi(lpszArgv[5])))
J? .F\`N) ServiceStopped();
Zyu/|Og else
wPX*%0] ServicePaused();
8#w)X/ return;
##cnFQCB }
&dr@6-xaq /////////////////////////////////////////////////////////////////////////////
i)MEK#{ void main(DWORD dwArgc,LPTSTR *lpszArgv)
le8 #Z}p {
2Q@Y^t
SERVICE_TABLE_ENTRY ste[2];
y \D=Z
N@ ste[0].lpServiceName=ServiceName;
<.bRf ste[0].lpServiceProc=ServiceMain;
1Ipfw ste[1].lpServiceName=NULL;
Xh
F_] ste[1].lpServiceProc=NULL;
%Ds+GM- StartServiceCtrlDispatcher(ste);
Ab2Q
\+, return;
I-kWS4 }
5wv fF.v /////////////////////////////////////////////////////////////////////////////
BEUK}T K4 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
uH:YKH':/ 下:
V%*b@zv /***********************************************************************
x6W`hpL Module:function.c
1_hW#I\' Date:2001/4/28
9%tobo@J~n Author:ey4s
?s2^zT Http://www.ey4s.org Su7bm1 ***********************************************************************/
LHkQ'O0 #include
=^tA_AxVw ////////////////////////////////////////////////////////////////////////////
+.kfU)6@ BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
U>a\j2I {
Jxa4hM0 TOKEN_PRIVILEGES tp;
Yf}xwpuLk LUID luid;
*z8|P#@ 0^3+P%(o@ if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
D=+NxR[ {
,eRQu. printf("\nLookupPrivilegeValue error:%d", GetLastError() );
nL-K)G, return FALSE;
,[e\cnq[ }
@1:0h9% tp.PrivilegeCount = 1;
p*20-!{A tp.Privileges[0].Luid = luid;
!q'
4D!I if (bEnablePrivilege)
V 1/p_)A tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
M'L;N!1A else
++jAz<46 tp.Privileges[0].Attributes = 0;
4<gb36)|4 // Enable the privilege or disable all privileges.
Mxl]"?z AdjustTokenPrivileges(
=r9r~SR# hToken,
5T?-zFMM FALSE,
Kr-G{b_Pp &tp,
WQ6"0*er sizeof(TOKEN_PRIVILEGES),
ba@ctkCW (PTOKEN_PRIVILEGES) NULL,
%IY``r)j (PDWORD) NULL);
k~.&j"K // Call GetLastError to determine whether the function succeeded.
[{
~TcT if (GetLastError() != ERROR_SUCCESS)
t9cl"F= {
=0
printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
~ G6"3" return FALSE;
4(8xjL: }
+&i +Mpb return TRUE;
Vsnuy8~k }
<hx+wrv ////////////////////////////////////////////////////////////////////////////
t0)<$At6J BOOL KillPS(DWORD id)
[p;E~-S {
[eUftr9&0 HANDLE hProcess=NULL,hProcessToken=NULL;
S DLvi!y BOOL IsKilled=FALSE,bRet=FALSE;
B9,^mE# __try
j)C:$ {
7.g[SBUOG t2BL(yB if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
,|kDsR! {
6#@ f'~s printf("\nOpen Current Process Token failed:%d",GetLastError());
])}(k __leave;
cC'x6\a }
n$n7-7 //printf("\nOpen Current Process Token ok!");
r^,<(pbd if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
x[3A+ {
nh>K`+>co __leave;
cV{o?3<:B }
F4L;BjnJ printf("\nSetPrivilege ok!");
o*rQP!8,oy x1&W^~ if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
6CbxuzYer {
pmWr]G3,* printf("\nOpen Process %d failed:%d",id,GetLastError());
Av' GB __leave;
/X'(3'a }
G 2!xPHz //printf("\nOpen Process %d ok!",id);
fw6UhG if(!TerminateProcess(hProcess,1))
/FP5`:PfL {
Q[F}r` printf("\nTerminateProcess failed:%d",GetLastError());
%zk$}}ti. __leave;
Y!J>U }
7R!5,Js+ IsKilled=TRUE;
??60,m:] }
={>Lrig:l __finally
kn"(mJe$ {
xg_Df, if(hProcessToken!=NULL) CloseHandle(hProcessToken);
6GPp>X if(hProcess!=NULL) CloseHandle(hProcess);
Q6'x\ }
<Z}SKR"U% return(IsKilled);
XxIHoX& }
3jB$2: # //////////////////////////////////////////////////////////////////////////////////////////////
YuZ"s55zU{ 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:
N-
H^lqD /*********************************************************************************************
l 'DsZ9y@2 ModulesKill.c
3"n\8#X{ Create:2001/4/28
,L bBpi=TJ Modify:2001/6/23
+l3=3 Author:ey4s
0sca4G0{ Http://www.ey4s.org Bw%Qbs0Q PsKill ==>Local and Remote process killer for windows 2k
+5VLw **************************************************************************/
*}k;L74| #include "ps.h"
^sN ( #define EXE "killsrv.exe"
U8qtwA9t #define ServiceName "PSKILL"
LI2&&Mw ivDGZI9 #pragma comment(lib,"mpr.lib")
M])dJ9&e //////////////////////////////////////////////////////////////////////////
;{h CF //定义全局变量
+6wiOHB` SERVICE_STATUS ssStatus;
HK|ynBAo SC_HANDLE hSCManager=NULL,hSCService=NULL;
$`R6=\| BOOL bKilled=FALSE;
Um#Wu]i char szTarget[52]=;
PxH72hBS //////////////////////////////////////////////////////////////////////////
D?XM,l+ BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
JRo?s~Ih BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
B#/Q'V BOOL WaitServiceStop();//等待服务停止函数
;4N;D BOOL RemoveService();//删除服务函数
>h0-; /////////////////////////////////////////////////////////////////////////
*HEuorl int main(DWORD dwArgc,LPTSTR *lpszArgv)
>D201&*G% {
L|bwZ,M=}? BOOL bRet=FALSE,bFile=FALSE;
q[`j`8YY!R char tmp[52]=,RemoteFilePath[128]=,
b&1`NO szUser[52]=,szPass[52]=;
y6]vl=^L HANDLE hFile=NULL;
z~`b\A,$ DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
b#7{{@H S26MDLk`R3 //杀本地进程
ys 5&PZg* if(dwArgc==2)
Vz6Qxd{m3 {
aaD;jxT&M| if(KillPS(atoi(lpszArgv[1])))
UG=K|OXWJ printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
S[WG$ else
Sb~MQ_ printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
#>Zzf lpszArgv[1],GetLastError());
;2B{ 9{ return 0;
@E:,lA }
?-^~f //用户输入错误
E@7J:|.)R else if(dwArgc!=5)
,#pXpAz/ {
0RoU}r@z4 printf("\nPSKILL ==>Local and Remote Process Killer"
^Q+g({
"\nPower by ey4s"
{e|[%reSkg "\nhttp://www.ey4s.org 2001/6/23"
Z+@2"%W "\n\nUsage:%s <==Killed Local Process"
E Cyyl "\n %s <==Killed Remote Process\n",
U8
nH;}i lpszArgv[0],lpszArgv[0]);
+TXX$)3% return 1;
K tNY_&xd }
)7h$G-fe //杀远程机器进程
w*R$o strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
fW?o@vlO strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
N<~ku<nAU strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
O{#=d F_CYYGZ //将在目标机器上创建的exe文件的路径
72'5%*1 sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
pR~U`r5z __try
JH7< {
&RfC"lc //与目标建立IPC连接
ocs+d\ if(!ConnIPC(szTarget,szUser,szPass))
ynbuN x* {
AM!G1^c printf("\nConnect to %s failed:%d",szTarget,GetLastError());
~?(N return 1;
rS;Dmm }
F i0GknQ+ printf("\nConnect to %s success!",szTarget);
EAM5{Nc //在目标机器上创建exe文件
I'LnI* RsYU59_Y hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
t<#h$}=:Vt E,
p|! NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
#'y#"cmQ. if(hFile==INVALID_HANDLE_VALUE)
4ecP*g {
NX}<*b/ printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
R6(oZph __leave;
I1X-s }
@ta7"6p-i@ //写文件内容
13>0OKg`# while(dwSize>dwIndex)
Y=Kc'x[,Zj {
8SGo9[U2 &G-!qxe if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
x@[rms
{
_fKou2$yz printf("\nWrite file %s
xoN3 failed:%d",RemoteFilePath,GetLastError());
i*Z"Me __leave;
<*qnY7c&N; }
B8}Nvz
/ dwIndex+=dwWrite;
ajEjZ6 }
@<elq'2 //关闭文件句柄
Fx2bwut.K CloseHandle(hFile);
7Ve1]) u bFile=TRUE;
\pVXimam //安装服务
r4SXE\
G if(InstallService(dwArgc,lpszArgv))
lz?$f4TzA {
\RG8{G, //等待服务结束
|AozR ~ if(WaitServiceStop())
N(Tz%o4 {
2%_vXo=I //printf("\nService was stoped!");
y]f"@9G# }
2I,^YWR else
Kkm>e{0)AY {
++^l]8 //printf("\nService can't be stoped.Try to delete it.");
fSokm4]vg }
E
S // Sleep(500);
XzEc2)0'v //删除服务
eLfk\kk]Pc RemoveService();
XMxSQ B1 }
ci?qT,& }
6V7B;tB __finally
%yv<y+yP~ {
:qd`zG3 //删除留下的文件
JPoN&BTCj if(bFile) DeleteFile(RemoteFilePath);
5?]hd*8 //如果文件句柄没有关闭,关闭之~
T9Nb`sbV] if(hFile!=NULL) CloseHandle(hFile);
_I:/ZF5 //Close Service handle
f,kZ\Ia'r if(hSCService!=NULL) CloseServiceHandle(hSCService);
']2E {V //Close the Service Control Manager handle
;6>2"{NW if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
]7Tkkw$ //断开ipc连接
6G[4rD& wsprintf(tmp,"\\%s\ipc$",szTarget);
*GL/aEI<$ WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
~T1XLu if(bKilled)
M`,)w i printf("\nProcess %s on %s have been
zem8G2#c killed!\n",lpszArgv[4],lpszArgv[1]);
"eB$k40- else
uM_wjP printf("\nProcess %s on %s can't be
@`q:IIgW killed!\n",lpszArgv[4],lpszArgv[1]);
EK6:~ }
Bu#VMkchJ return 0;
wAf\|{Vn }
qVH1}9_ //////////////////////////////////////////////////////////////////////////
.\)U@L~ BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
NQJq6S4@ {
[OC5l> NETRESOURCE nr;
E2R&[Q"% char RN[50]="\\";
X\{LnZ@r4 < t,zaIi strcat(RN,RemoteName);
leTf&W strcat(RN,"\ipc$");
PHZ0P7 @~^5l nr.dwType=RESOURCETYPE_ANY;
J IUx nr.lpLocalName=NULL;
wl#@lOv-P nr.lpRemoteName=RN;
{zQ8)$CQ nr.lpProvider=NULL;
ChGYTn`X au:
fw if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
/_I]H return TRUE;
-?V-*jI else
5Co return FALSE;
F8jd'OR }
-p]1=@A<} /////////////////////////////////////////////////////////////////////////
$w2u3- BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
|}BLF {
\Q0[?k BOOL bRet=FALSE;
2mVD_ s[` __try
|H;F7Y_ {
Qz5sxi //Open Service Control Manager on Local or Remote machine
ZX9T YN hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
J;.wXS_U8 if(hSCManager==NULL)
4|riKo) {
E8$20Ue printf("\nOpen Service Control Manage failed:%d",GetLastError());
.F
__leave;
"{@A5A }
9K{%vK //printf("\nOpen Service Control Manage ok!");
47+&L //Create Service
,(qRc(Ho hSCService=CreateService(hSCManager,// handle to SCM database
9g'LkP ServiceName,// name of service to start
?XrQ53 ServiceName,// display name
;oW6 NJ SERVICE_ALL_ACCESS,// type of access to service
mF*2#]%dx SERVICE_WIN32_OWN_PROCESS,// type of service
>3_jWFq SERVICE_AUTO_START,// when to start service
[ 9 {*94M SERVICE_ERROR_IGNORE,// severity of service
I,>-t GK failure
e:fy#,HEj{ EXE,// name of binary file
8xMEe:}V NULL,// name of load ordering group
SUCMb8 NULL,// tag identifier
n.!#P| NULL,// array of dependency names
ZSjMH .Ij" NULL,// account name
#@YPic"n7` NULL);// account password
b=yx7v"r //create service failed
A9I{2qW9+Z if(hSCService==NULL)
#5cEV'm; {
Cl;oi}L //如果服务已经存在,那么则打开
UO0{):w> if(GetLastError()==ERROR_SERVICE_EXISTS)
iU$] {c2;A {
{.?ZHy\Rk //printf("\nService %s Already exists",ServiceName);
*H"B _3<n //open service
-]/I73!b hSCService = OpenService(hSCManager, ServiceName,
#lmB
AL~3 SERVICE_ALL_ACCESS);
t<#mP@Mz=N if(hSCService==NULL)
UQ)W%Y;[0 {
i2E)P x printf("\nOpen Service failed:%d",GetLastError());
ehzM)uK __leave;
"c3Grfoz }
0b+Wc43}K //printf("\nOpen Service %s ok!",ServiceName);
Jj!vh{ }
I4/8 _)b^ else
IHam 4$~- {
'&x#rjo# printf("\nCreateService failed:%d",GetLastError());
mHV%I@`Y6 __leave;
CtyoHvw+M }
)97SnCkal }
`eE&