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。
xG,L*3c{o OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
9Pdol! <1>与远程系统建立IPC连接
7JLjA\k <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
<+p{U( <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
b./MVz <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
#]s&[O43 <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
PW"uPn <6>服务启动后,killsrv.exe运行,杀掉进程
aq.Lnbi/X <7>清场
[d6TwKv 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
*orP{p-U /***********************************************************************
@kB^~Wf Module:Killsrv.c
o[ 4e_ @E Date:2001/4/27
%OT?2-d Author:ey4s
:qK^71gz Http://www.ey4s.org zdN(r<m9" ***********************************************************************/
V7,;N@FL #include
Uk0
0lPG.U #include
,V ) |A=ml #include "function.c"
N7dI}ju #define ServiceName "PSKILL"
kaNK@a=e|/ rSNaflYAr SERVICE_STATUS_HANDLE ssh;
RhSoD.Da SERVICE_STATUS ss;
[?VkwFD0 /////////////////////////////////////////////////////////////////////////
=_vW7-H void ServiceStopped(void)
M}N[> ,2' {
::p(ViYG ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
<4D.H ss.dwCurrentState=SERVICE_STOPPED;
.2QZe8" ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
)t$o0! ss.dwWin32ExitCode=NO_ERROR;
k '-5&Q ss.dwCheckPoint=0;
(aSY.#; ss.dwWaitHint=0;
_F tI2G9 SetServiceStatus(ssh,&ss);
U3M;6j9` return;
=.t3|5U8 }
C{FE*@U. /////////////////////////////////////////////////////////////////////////
hta y- void ServicePaused(void)
})5I/
{
7tU=5@M9D ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
sf'+; ss.dwCurrentState=SERVICE_PAUSED;
GvT ~zNd ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
oNIt<T ss.dwWin32ExitCode=NO_ERROR;
IF<<6.tz ss.dwCheckPoint=0;
kZ<"hsh,Y' ss.dwWaitHint=0;
v|; }}ol SetServiceStatus(ssh,&ss);
g I@I.=y return;
1\%2@NR }
1YvE/<6 void ServiceRunning(void)
A%%Vyz {
ZRj&k9D^U ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
Pfl8x ss.dwCurrentState=SERVICE_RUNNING;
,g{Ob{qT ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
1ac;6` ss.dwWin32ExitCode=NO_ERROR;
G
q2@37U ss.dwCheckPoint=0;
i'uSu8$'* ss.dwWaitHint=0;
^;.&=3N,+ SetServiceStatus(ssh,&ss);
\EQCR[7qu7 return;
x\'95qU }
#A9rI;"XI /////////////////////////////////////////////////////////////////////////
oO&R3zA1d void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
*QP+p,L* {
Ks\\2$Cm7 switch(Opcode)
uu;1B.[b {
gEkH5|*Y case SERVICE_CONTROL_STOP://停止Service
E}8wnrxf ServiceStopped();
{9<c*0l break;
+L|-W9"@3 case SERVICE_CONTROL_INTERROGATE:
\jHIjFwQ
SetServiceStatus(ssh,&ss);
w ;xbQZ|+ break;
m53~Ysq< }
d9.~W5^fC return;
m-MfFEZ }
"aJfW //////////////////////////////////////////////////////////////////////////////
Q;0g //杀进程成功设置服务状态为SERVICE_STOPPED
th`pf //失败设置服务状态为SERVICE_PAUSED
}BJR/r //
D;+sStZK3 void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
+$
0wBU {
4LkW`Sbm ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
/=S\v<z if(!ssh)
&v g[k#5 {
8m 5T
ServicePaused();
-^&NwLEv= return;
8;"HM5+ }
YzeNr* ServiceRunning();
ID8u&: Sleep(100);
U\x$@J //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
2su/I //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
WADAp\& if(KillPS(atoi(lpszArgv[5])))
){$*<#&H ServiceStopped();
S$ Z?T else
}ISc^W) t ServicePaused();
VrnZrQj< return;
Ktn:6=, }
#-8%g{ /////////////////////////////////////////////////////////////////////////////
pra0:oHN void main(DWORD dwArgc,LPTSTR *lpszArgv)
o&:'MwU {
'QC'*Hl SERVICE_TABLE_ENTRY ste[2];
}5]7lGR ste[0].lpServiceName=ServiceName;
rIQ%X`Y ste[0].lpServiceProc=ServiceMain;
b;IzK' ste[1].lpServiceName=NULL;
hK 1 H'~c ste[1].lpServiceProc=NULL;
!YENJJ StartServiceCtrlDispatcher(ste);
_DLELcH
Y return;
_o'a|=Osx> }
fHiS'R /////////////////////////////////////////////////////////////////////////////
\x<i6&. 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
,C}s8|@k 下:
i>%A0.9 /***********************************************************************
p&k%d, * Module:function.c
\IO<V9^L Date:2001/4/28
KuZZKh Author:ey4s
sMgRpem; Http://www.ey4s.org H_FT%`iM ***********************************************************************/
UOn:@Qn #include
tX~*.W: ////////////////////////////////////////////////////////////////////////////
R^&.:;Wi> BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
y_LFkZ {
Hb3t|<z TOKEN_PRIVILEGES tp;
__|Y59J% LUID luid;
bkFO4OZd N^f_hL|:9 if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
.,<w_= {
q0 L\{ printf("\nLookupPrivilegeValue error:%d", GetLastError() );
*>E_lWW. return FALSE;
{h0T_8L/ }
d9q`IZqee tp.PrivilegeCount = 1;
!nL>Ly tp.Privileges[0].Luid = luid;
KpC!C9 if (bEnablePrivilege)
Of
m0{c= tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
/p$+oA+ else
TGHyBPJb tp.Privileges[0].Attributes = 0;
(Rh$0^)A // Enable the privilege or disable all privileges.
U3~rtc* AdjustTokenPrivileges(
y
'Ah*h hToken,
A$70!5* FALSE,
bMB*9<c~ &tp,
qi$nG_<<Z sizeof(TOKEN_PRIVILEGES),
{'sp8:$a (PTOKEN_PRIVILEGES) NULL,
>f70-D28 (PDWORD) NULL);
5O[\gd- // Call GetLastError to determine whether the function succeeded.
#@L5yy2 if (GetLastError() != ERROR_SUCCESS)
1|:'jK#gE {
/<1zzeHRSD printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
+h@ZnFp3 return FALSE;
oc;4;A-;`c }
DO6
p v return TRUE;
xM=?ES }
Jk;dtLL}4 ////////////////////////////////////////////////////////////////////////////
QXEz[R BOOL KillPS(DWORD id)
Y 2[ik< {
c!N#nt_< HANDLE hProcess=NULL,hProcessToken=NULL;
7n]ukqZ BOOL IsKilled=FALSE,bRet=FALSE;
lofP$ __try
S/dj])g {
yM('!iG*/ GD%qrK? if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
{9vMc {
BAojP1}+, printf("\nOpen Current Process Token failed:%d",GetLastError());
Hi nJ}MF __leave;
T&'LQZM8 }
CbFO9q //printf("\nOpen Current Process Token ok!");
jH k.]4&0 if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
sKC(xO@L;` {
E]W
: __leave;
~d-Q3n?zR }
+ cZC$lo printf("\nSetPrivilege ok!");
kgd
dq B]I*ymc# if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
7()5\ae@q' {
C5Mpm)-% printf("\nOpen Process %d failed:%d",id,GetLastError());
#j'7\SV __leave;
l ;S_ J^S }
)j!%`g //printf("\nOpen Process %d ok!",id);
YmD~&J if(!TerminateProcess(hProcess,1))
e[6Me[b {
s9SUj^ printf("\nTerminateProcess failed:%d",GetLastError());
kQ"Ax? b __leave;
oiOu169] }
iUq_vQ@}} IsKilled=TRUE;
jT`u!CwdT }
q"Sja!-;| __finally
NjKC{L5S: {
wLxuSs| if(hProcessToken!=NULL) CloseHandle(hProcessToken);
.Hg{$SAC(w if(hProcess!=NULL) CloseHandle(hProcess);
g){gF( }
@(IA:6GN return(IsKilled);
4lI&y<F }
eoJ*?v //////////////////////////////////////////////////////////////////////////////////////////////
[8>#b_> 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;ycAF ~ /*********************************************************************************************
z{/#/,V5D4 ModulesKill.c
-.K'rW Create:2001/4/28
6=96 ^o* Modify:2001/6/23
!-t"}^) Author:ey4s
f|Nkk*9$ Http://www.ey4s.org ?
M.'YB2 PsKill ==>Local and Remote process killer for windows 2k
XB a^
A **************************************************************************/
*ZIX76y<!A #include "ps.h"
iD/+#UTY #define EXE "killsrv.exe"
|h6,.#n #define ServiceName "PSKILL"
vhzz(UPUt h+}{FB 29 #pragma comment(lib,"mpr.lib")
Q.Y6 //////////////////////////////////////////////////////////////////////////
w$j6 !z //定义全局变量
_&[ -< cu SERVICE_STATUS ssStatus;
%qEp{itq SC_HANDLE hSCManager=NULL,hSCService=NULL;
r{f$n BOOL bKilled=FALSE;
1Se2@WR' char szTarget[52]=;
(:R5"|]@<x //////////////////////////////////////////////////////////////////////////
Pm QeO*f+ BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
5sSAH BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
_o&NbDH BOOL WaitServiceStop();//等待服务停止函数
lT~WP)
BOOL RemoveService();//删除服务函数
k"E|E";B /////////////////////////////////////////////////////////////////////////
yv: Op\;R int main(DWORD dwArgc,LPTSTR *lpszArgv)
jI~$iDdOfs {
]2{]TJ@B BOOL bRet=FALSE,bFile=FALSE;
,+X:#$ char tmp[52]=,RemoteFilePath[128]=,
>1HXC2 Y szUser[52]=,szPass[52]=;
}"[/BT5t HANDLE hFile=NULL;
I8|"h8\ DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
>
w SI0N MRT<hB //杀本地进程
]Bs{9=2 if(dwArgc==2)
FGeKhA 8jT {
aGAr24]y if(KillPS(atoi(lpszArgv[1])))
r.c:QY$ printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
;p87^: else
x6ayFq= printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
5Q: %f lpszArgv[1],GetLastError());
?)Je%H return 0;
7>F [7_ }
.3#Xjhebvu //用户输入错误
`aA)n;{/2u else if(dwArgc!=5)
%'VzN3Q5V {
J&B5Ll
printf("\nPSKILL ==>Local and Remote Process Killer"
I9xkqj "\nPower by ey4s"
FI~=A/: "\nhttp://www.ey4s.org 2001/6/23"
+G+1B6S "\n\nUsage:%s <==Killed Local Process"
-Ir>pY\! "\n %s <==Killed Remote Process\n",
uo;m lpszArgv[0],lpszArgv[0]);
,W;|K 5 return 1;
uo(LZUjPbN }
6$l?D^{ //杀远程机器进程
i 1Kq(7 strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
\f=kQbM strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
=5:S"WNj strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
7 4&{GCL "'/+}xM"5 //将在目标机器上创建的exe文件的路径
; P$ _:-C sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
qn'TIE. __try
Sr_hD5! {
F{_,IQ]U //与目标建立IPC连接
OX?E3 <8` if(!ConnIPC(szTarget,szUser,szPass))
L[<CEk {
^ >
?C printf("\nConnect to %s failed:%d",szTarget,GetLastError());
^/#8 " return 1;
h"'}Z^ }
wWSE[S$V printf("\nConnect to %s success!",szTarget);
@Kw&XK e` //在目标机器上创建exe文件
b
`bg`}x +;=>&XR0m hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
/c6]DQ<? E,
o)$eIu}Wg NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
8VuLL<\| if(hFile==INVALID_HANDLE_VALUE)
-BWWaL {
cl |}0Q5 printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
IRTWmT
jT __leave;
I3}]MAE }
B\qy:nr j //写文件内容
>/NegJh'F} while(dwSize>dwIndex)
.~TI% {
NG23 W|(<z'S if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
D&pX0 {
r;E5e]w*- printf("\nWrite file %s
V#R; -C failed:%d",RemoteFilePath,GetLastError());
ZI8@ 6 L\ __leave;
/!y;h- }
P#
U| dwIndex+=dwWrite;
s6#e?5J }
Ps;4 ]=c //关闭文件句柄
N/<c;"o CloseHandle(hFile);
_H-Fm$Q bFile=TRUE;
PO^#G@ //安装服务
(ak&>pk; if(InstallService(dwArgc,lpszArgv))
Wg<o%6` {
<I 0om(P //等待服务结束
E*kZGHA if(WaitServiceStop())
DZA '0- {
5+j):_ //printf("\nService was stoped!");
&JD^\+7U: }
Qz_4Ms<o else
s
OLjT34 {
UIU6rilB //printf("\nService can't be stoped.Try to delete it.");
8@|{n`n] }
>%slzr Sleep(500);
}o\} qu* //删除服务
6Q{OM:L/;. RemoveService();
mS49l }
!DV0u)k( }
N P5K1: __finally
.q!i
+0 {
=
C/F26=| //删除留下的文件
jl>wvY|| if(bFile) DeleteFile(RemoteFilePath);
/b/ 6*& //如果文件句柄没有关闭,关闭之~
Og?GYe^_ if(hFile!=NULL) CloseHandle(hFile);
NRspi_&4J //Close Service handle
^+gD;a|t if(hSCService!=NULL) CloseServiceHandle(hSCService);
: #so"O //Close the Service Control Manager handle
`-K[$V if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
NL2D, //断开ipc连接
Q]/{6:C wsprintf(tmp,"\\%s\ipc$",szTarget);
%:Y(x$Qy WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
%*V r}@BA) if(bKilled)
VW;E14 printf("\nProcess %s on %s have been
M a3}w-=; killed!\n",lpszArgv[4],lpszArgv[1]);
H6Gs&y