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。
e(I;[G +%, OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
4C[kj <1>与远程系统建立IPC连接
2?F?C <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
Z.`0 <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
97dF <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
=)}Yw) <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
5/R
~<z <6>服务启动后,killsrv.exe运行,杀掉进程
O03F@v <7>清场
>9y!M'V 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
tzY?LX[3 /***********************************************************************
0a9[}g1=# Module:Killsrv.c
l{QlJ>%~{; Date:2001/4/27
BCO (,k Author:ey4s
dVMLn4[,MA Http://www.ey4s.org >>c%Ic ***********************************************************************/
(coaGQ@d #include
!yvw5As % #include
W/VEB3P>Z #include "function.c"
`# :(F z #define ServiceName "PSKILL"
tr58J%Mu m=TZfa^r SERVICE_STATUS_HANDLE ssh;
F$ckW'V SERVICE_STATUS ss;
5S[:;o /////////////////////////////////////////////////////////////////////////
x\IuM void ServiceStopped(void)
k*OHI/uiow {
IOa@dUh7a, ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
Wj8WT)cB ss.dwCurrentState=SERVICE_STOPPED;
^B8[B&K ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
v%kl*K`* ss.dwWin32ExitCode=NO_ERROR;
r?9".H ss.dwCheckPoint=0;
/]?e^akA ss.dwWaitHint=0;
i|0!yID0@ SetServiceStatus(ssh,&ss);
ju!V1ky return;
G.r=fNP }
411z-aS /////////////////////////////////////////////////////////////////////////
~R\ $Z void ServicePaused(void)
MAp#1+k {
..x2 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
P'<j<h6 ss.dwCurrentState=SERVICE_PAUSED;
nt@uVwfQ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
N;DE,[:< ss.dwWin32ExitCode=NO_ERROR;
fymmAfaR ss.dwCheckPoint=0;
A@;{#.O ss.dwWaitHint=0;
e:K'e2 SetServiceStatus(ssh,&ss);
0$i\/W+ return;
xf?"Q# }
]z]=?;ty% void ServiceRunning(void)
\TLfLqA {
t>Yl=79, ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
ix38|G9U ss.dwCurrentState=SERVICE_RUNNING;
-v:3#9uX) ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
,kUg"\_k ss.dwWin32ExitCode=NO_ERROR;
,4k3C#!.i ss.dwCheckPoint=0;
@vL0gzE?nB ss.dwWaitHint=0;
y4VO\N!
SetServiceStatus(ssh,&ss);
!hE F.S return;
$
nMx#~>a }
7q:;3;"9 /////////////////////////////////////////////////////////////////////////
>}/T&S void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
?BbEQr {
);?tGX switch(Opcode)
L3\(<[ {
I+`>e*:@W case SERVICE_CONTROL_STOP://停止Service
P
F);KQ ServiceStopped();
2km0 break;
TxH
amI l case SERVICE_CONTROL_INTERROGATE:
og_ylCh: SetServiceStatus(ssh,&ss);
BjHp3-A' break;
8bf@<VTO_ }
E&Zt<pRf;2 return;
fl40jo] }
8@){\.M //////////////////////////////////////////////////////////////////////////////
a
p( PI?]X //杀进程成功设置服务状态为SERVICE_STOPPED
Ba t@ //失败设置服务状态为SERVICE_PAUSED
>;#rK@*& //
Y5P9z{X= void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
ERIF#EY {
Js.G
hTs ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
+HjSU2 if(!ssh)
Zad>iw} {
S_^;#=_c ServicePaused();
=iB$4d2 return;
Pb1.X9*8c }
EztuVe ServiceRunning();
k2.\1}\ Sleep(100);
C>F5=& //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
1(Z+n,Hh //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
F=PBEaX if(KillPS(atoi(lpszArgv[5])))
wa!z:}] ServiceStopped();
9Z"WV5o else
Ft}nG&D ServicePaused();
,zdK%V} return;
@:@5BCs< }
CYsLyk /////////////////////////////////////////////////////////////////////////////
%s ;5 void main(DWORD dwArgc,LPTSTR *lpszArgv)
s2F[v:|Wq {
/XNC^!z6Js SERVICE_TABLE_ENTRY ste[2];
-S&d5(R ste[0].lpServiceName=ServiceName;
Zqv ste[0].lpServiceProc=ServiceMain;
P)~olrf ste[1].lpServiceName=NULL;
sn
Ou ste[1].lpServiceProc=NULL;
O>i]*V StartServiceCtrlDispatcher(ste);
b?<@ return;
uZ+"-Ig }
jaIcIc=Pf /////////////////////////////////////////////////////////////////////////////
aCi)icn$ 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
mR|']^!SE 下:
"*S_w N% /***********************************************************************
&x4*YMh Module:function.c
$7-S\sDr Date:2001/4/28
-
/cf3 Author:ey4s
fp`m>}
- Http://www.ey4s.org n?S)H= ***********************************************************************/
R*lq.7
#include
KM[&WT ////////////////////////////////////////////////////////////////////////////
a/rQ@ c> BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
DcC|oU[ {
d7uS[tKqg TOKEN_PRIVILEGES tp;
#Fgybokm LUID luid;
2Ky|+s[`[ gt=@v()) if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
P,7R/-u 5D {
jF(R;?, printf("\nLookupPrivilegeValue error:%d", GetLastError() );
zQ+
%^DT1 return FALSE;
F3 g$b,RMH }
i?V:+0#q\] tp.PrivilegeCount = 1;
|O' gT8 tp.Privileges[0].Luid = luid;
yNG|YB; if (bEnablePrivilege)
5 o[E8c8 tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
Zeq^dV5y77 else
\Hq=_}]F tp.Privileges[0].Attributes = 0;
A'D2uV // Enable the privilege or disable all privileges.
Mp^G7JY, AdjustTokenPrivileges(
kX*.BZI}C hToken,
k9&W0$I# FALSE,
.3>q3sS &tp,
e:.D^GFi
sizeof(TOKEN_PRIVILEGES),
WopA7J, (PTOKEN_PRIVILEGES) NULL,
d"a\`# (PDWORD) NULL);
9)n3f^,Oj* // Call GetLastError to determine whether the function succeeded.
QVmJ_WT if (GetLastError() != ERROR_SUCCESS)
!,sQB_09C {
'oM=ZU8wo printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
Wd7qpWItjQ return FALSE;
m!(dk] }
	HV return TRUE;
)Ofwfypc }
DZ:$p. ////////////////////////////////////////////////////////////////////////////
+S1h~@c:B BOOL KillPS(DWORD id)
\_)mWK,h {
p77=~s HANDLE hProcess=NULL,hProcessToken=NULL;
'*`1uomeo BOOL IsKilled=FALSE,bRet=FALSE;
Z4{N|h? __try
T:!H^ {
j#l1KO^y fF5\\_, if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
"y ;0}9]n1 {
K]^Jl0 printf("\nOpen Current Process Token failed:%d",GetLastError());
XAB/S8 e __leave;
7{V N27Fa_ }
821
6_Qm //printf("\nOpen Current Process Token ok!");
P`
Gb}]rW if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
@# .a5 {
roIc1Ax: __leave;
a,:Nlr3 }
bkm:#K printf("\nSetPrivilege ok!");
51;Bc[)% D}2$n?~+ if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
<AHdz/N {
v5FfxDvw printf("\nOpen Process %d failed:%d",id,GetLastError());
LRdV_O1e6M __leave;
\=(U tro }
3'7X[{uBr //printf("\nOpen Process %d ok!",id);
n0uL^{B if(!TerminateProcess(hProcess,1))
$SzuUI {
vJQ_mz printf("\nTerminateProcess failed:%d",GetLastError());
#qEUGD` __leave;
S@ItgG?X }
D/z*F8'c IsKilled=TRUE;
&}0#(Fa` }
ph3dm\U. __finally
C2L=i3R {
JycC\s+%E if(hProcessToken!=NULL) CloseHandle(hProcessToken);
g&/r =U if(hProcess!=NULL) CloseHandle(hProcess);
V|4k=_- }
Q.fD3g return(IsKilled);
Xx^v%[!`+ }
Gd|jE //////////////////////////////////////////////////////////////////////////////////////////////
NRs%q}lX OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
SPINV. /*********************************************************************************************
~-A"M_n ? ModulesKill.c
vtq47i Create:2001/4/28
QQ99sy Modify:2001/6/23
:x!'Eer
n Author:ey4s
j$k/oQ Http://www.ey4s.org %'9&JsO PsKill ==>Local and Remote process killer for windows 2k
tU-jtJ **************************************************************************/
A*W/Q<~I #include "ps.h"
`CG% Y>+ #define EXE "killsrv.exe"
prGp/"E #define ServiceName "PSKILL"
zKf0 :X :eSwXDy& #pragma comment(lib,"mpr.lib")
KPa@~rU //////////////////////////////////////////////////////////////////////////
- ysd`& //定义全局变量
raZ0B,;eFu SERVICE_STATUS ssStatus;
?!bA#aSbl5 SC_HANDLE hSCManager=NULL,hSCService=NULL;
T6=~vOzTJ BOOL bKilled=FALSE;
<7j"CcJzZ char szTarget[52]=;
GJBMaT //////////////////////////////////////////////////////////////////////////
@nM+*0
$d BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
>NA{* *$0 BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
bhCAx W BOOL WaitServiceStop();//等待服务停止函数
ahw0}S BOOL RemoveService();//删除服务函数
?'OL2~ /////////////////////////////////////////////////////////////////////////
ro^T L int main(DWORD dwArgc,LPTSTR *lpszArgv)
.b<wNUzP {
lR^W*w4y BOOL bRet=FALSE,bFile=FALSE;
zzX9Q: char tmp[52]=,RemoteFilePath[128]=,
QhPpo#^ szUser[52]=,szPass[52]=;
:Lq=)'d;6 HANDLE hFile=NULL;
NOtwgZ- DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
E{'\(6z_ (=tu~ ^ //杀本地进程
8qs8QK if(dwArgc==2)
A$]#f {
Hnbd<?y
if(KillPS(atoi(lpszArgv[1])))
B(pHo&ox
printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
.1[pO_ else
LhKUZX,P8 printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
B_0]$D0
^ lpszArgv[1],GetLastError());
?xo<Fv return 0;
)umW-A }
h6e,w$IL //用户输入错误
:a M@"#F else if(dwArgc!=5)
0Pg@%>yb~ {
V`LW~P;
printf("\nPSKILL ==>Local and Remote Process Killer"
m8&XW2S "\nPower by ey4s"
AKAxfnaR "\nhttp://www.ey4s.org 2001/6/23"
SXmh@a"*\ "\n\nUsage:%s <==Killed Local Process"
K(}<L-cv "\n %s <==Killed Remote Process\n",
ns&(g^ lpszArgv[0],lpszArgv[0]);
^I!gteU; return 1;
t\lx*_lr }
/gE9 W //杀远程机器进程
w1t0X{ strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
!)uXCg9U strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
[Ny'vAHOj strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
pEiq;2{~Yn +fq;o8q //将在目标机器上创建的exe文件的路径
`,6^eLU sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
)h;zH,DA[3 __try
&0J/V>k {
}-paGM@'Nd //与目标建立IPC连接
fq0[7Yb if(!ConnIPC(szTarget,szUser,szPass))
13I~
{
lziC.Dpa printf("\nConnect to %s failed:%d",szTarget,GetLastError());
Mm#=d?YUHJ return 1;
.%mjE' }
i-&"1D[& printf("\nConnect to %s success!",szTarget);
*q(HW //在目标机器上创建exe文件
|r53>,oR<: 6
ZVD<C :\ hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
|(R[5q E,
)auuk< NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
f8L3+u if(hFile==INVALID_HANDLE_VALUE)
zuBfkW95+ {
Q37zBC0 printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
i<{/r-w=E __leave;
Z/I`XPmk }
R]_fe4Y0 //写文件内容
bqUQadDB while(dwSize>dwIndex)
0"=}d y {
x`p3I*_HT5 :n(!, if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
X] t * {
)jN fQ!?/ printf("\nWrite file %s
edh<L/%D failed:%d",RemoteFilePath,GetLastError());
'5n=tRx __leave;
\EEU G^T }
\ffU15@N dwIndex+=dwWrite;
?[
vC?P
}
w3peG^4D_ //关闭文件句柄
ij1g2^],4 CloseHandle(hFile);
|}K7Q bFile=TRUE;
`H\NJ, //安装服务
DZ0\pp?S if(InstallService(dwArgc,lpszArgv))
Jf8AKj3 {
tD}HL_ //等待服务结束
8__C T if(WaitServiceStop())
4$b9<:M_ {
.@]M'S^1 //printf("\nService was stoped!");
!<MW*7P= }
= DXvt5G else
IctLhYZ {
dLTA21b# //printf("\nService can't be stoped.Try to delete it.");
\)9R1zp/x }
&SK=ZOKg^ Sleep(500);
'P~6_BW //删除服务
(ZuV5|N RemoveService();
eFCXjM }
MFLw^10(T }
w'Q2Czso __finally
sR*JU% {
{1`n^j(> //删除留下的文件
vW4N[ .+ if(bFile) DeleteFile(RemoteFilePath);
8rsv8OO //如果文件句柄没有关闭,关闭之~
X+XbIbUuL if(hFile!=NULL) CloseHandle(hFile);
nzORG //Close Service handle
&b&o];a if(hSCService!=NULL) CloseServiceHandle(hSCService);
y2Z1B2E%f //Close the Service Control Manager handle
vR"<:r47? if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
hTbot^/ //断开ipc连接
q CB9z wsprintf(tmp,"\\%s\ipc$",szTarget);
mPo] .z WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
_a=f.I if(bKilled)
g ed k printf("\nProcess %s on %s have been
%epK-q9[ killed!\n",lpszArgv[4],lpszArgv[1]);
A)q,VSR8 else
4lfJc9J printf("\nProcess %s on %s can't be
},LW@Z} killed!\n",lpszArgv[4],lpszArgv[1]);
A'X, zw^} }
n;Etn!4M return 0;
Dbo.N` }
*d/]-JN,K //////////////////////////////////////////////////////////////////////////
Yhd|1,m9f BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
8RR6f98FF {
;]^JUmxU[d NETRESOURCE nr;
h8_~ OX char RN[50]="\\";
' ! ls"qo rfNt strcat(RN,RemoteName);
k)R>5?_ strcat(RN,"\ipc$");
k|}S K9 JP<Z3
A2q nr.dwType=RESOURCETYPE_ANY;
~0>{PD$@ nr.lpLocalName=NULL;
l?%U*~* nr.lpRemoteName=RN;
!Rw\k'<GKX nr.lpProvider=NULL;
(&u)FB* +C !A@ if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
r3b~|O^} return TRUE;
&c!=< <5M else
yw;!KUKb| return FALSE;
".SQ*'Oc }
6Pa
jBEF /////////////////////////////////////////////////////////////////////////
'Kj8X{BSFb BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
oos35xV. {
5&r2