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。
AtYe\_9$C OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
6*gMG3 <1>与远程系统建立IPC连接
dY68wW>d| <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
"3LOL/7f <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
Xz4!#,z/ <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
W*e6F?G <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
ooreforr <6>服务启动后,killsrv.exe运行,杀掉进程
U")~bU <7>清场
N?U;G*G 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
4~hd{8 /***********************************************************************
D)8&v`LS Module:Killsrv.c
a9mLPP Date:2001/4/27
I1BVqIt1i Author:ey4s
*L%HH@] %_ Http://www.ey4s.org F(^vD_G ***********************************************************************/
oqB(l[%z2 #include
JGX E{FT #include
_W/s=pCh #include "function.c"
fySzZ #define ServiceName "PSKILL"
hf^, Y[i> SERVICE_STATUS_HANDLE ssh;
m,,-rC SERVICE_STATUS ss;
|3/=dG /////////////////////////////////////////////////////////////////////////
YH&`+ + void ServiceStopped(void)
f%` =>l {
b/5?)!I ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
j1*'yvGM ss.dwCurrentState=SERVICE_STOPPED;
AcyiP
ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
$IA(QC_]AO ss.dwWin32ExitCode=NO_ERROR;
Oj\lg2Ck
ss.dwCheckPoint=0;
HhhN8t ss.dwWaitHint=0;
D' ZR>@w@ SetServiceStatus(ssh,&ss);
L
TZ3r/ return;
[0El z@.C }
6C4c.+S /////////////////////////////////////////////////////////////////////////
C$SuFL(pb void ServicePaused(void)
g2JNa?z {
[U]U *x ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
\Pi\c~)Pr ss.dwCurrentState=SERVICE_PAUSED;
9Iq [@v ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
57* z0< ss.dwWin32ExitCode=NO_ERROR;
b4ZZyw ss.dwCheckPoint=0;
8s-y+M@. ss.dwWaitHint=0;
R22YKXU SetServiceStatus(ssh,&ss);
7/a[;`i*! return;
S3EY9:^C }
_?M34&.X void ServiceRunning(void)
tisSj ?+ {
No>XRG+ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
XxcY ss.dwCurrentState=SERVICE_RUNNING;
m.pB]yq& ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
jB!p,fqcb ss.dwWin32ExitCode=NO_ERROR;
I;<0v@ ss.dwCheckPoint=0;
B\r2M`N5 ss.dwWaitHint=0;
^.p({6H SetServiceStatus(ssh,&ss);
Zy|B~.@<j return;
N9tH0 }
juG?kL. /////////////////////////////////////////////////////////////////////////
}pdn-# void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
@)1>ba {
4='Xhm switch(Opcode)
t'|A0r$ {
:JH#*5%gQ: case SERVICE_CONTROL_STOP://停止Service
de1cl< ServiceStopped();
Y#S<:,/sb? break;
p:Ry F4{b2 case SERVICE_CONTROL_INTERROGATE:
'i;1n SetServiceStatus(ssh,&ss);
=5/ow!u8 break;
"XfCLc1 T }
y$|%K3 return;
JFH3)Q }
|tIr?nXSW3 //////////////////////////////////////////////////////////////////////////////
)'+" y~ //杀进程成功设置服务状态为SERVICE_STOPPED
83K)j"!<X //失败设置服务状态为SERVICE_PAUSED
[Gop-Vi/~ //
b3F)$UQ void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
-0r0M) {
g = ~Y\$& ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
k#uSH
eq7f if(!ssh)
ADK)p? {
SK
[1h3d ServicePaused();
`)%z k W return;
:+NZW9_ }
nF>41 K ServiceRunning();
kH~ z07: Sleep(100);
w=:o//~6j //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
6!zBLIYFI //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
)12.W=p if(KillPS(atoi(lpszArgv[5])))
vT~ey ServiceStopped();
i)y8MlC{ else
g xY6 M4 ServicePaused();
3}dTbr4y return;
VK*Dm:G0 }
waI?X2 /////////////////////////////////////////////////////////////////////////////
86Hg?!<i. void main(DWORD dwArgc,LPTSTR *lpszArgv)
.a2b&}/.d {
7f|8SB SERVICE_TABLE_ENTRY ste[2];
?lq ste[0].lpServiceName=ServiceName;
bCMo8Xh ste[0].lpServiceProc=ServiceMain;
3}aKok"k ste[1].lpServiceName=NULL;
2?P H|| ste[1].lpServiceProc=NULL;
%jk7JDvl StartServiceCtrlDispatcher(ste);
~hD!{([ return;
r5 tn' }
X)oxNxZ[A /////////////////////////////////////////////////////////////////////////////
H3-(.l[!b) 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
^Ej$o@PH 下:
E|{(O /***********************************************************************
%"-bG'Yc Module:function.c
<G|i!Pm Date:2001/4/28
Ln:6@Ok)5% Author:ey4s
$inlI_ Http://www.ey4s.org A12EUr5$ ***********************************************************************/
5. ibH #include
dUN{@a\R0 ////////////////////////////////////////////////////////////////////////////
2[|52+zhc BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
=mR~\R(
I {
T_R2BBT
v
TOKEN_PRIVILEGES tp;
F!7dGa$ LUID luid;
RO+ jVY~H- Ov8^6O if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
P.bxq50 {
JLd-{}A""- printf("\nLookupPrivilegeValue error:%d", GetLastError() );
e}dGK=` return FALSE;
,w`g+ 9v }
i>z_6Gax*[ tp.PrivilegeCount = 1;
m)AF9#aT2 tp.Privileges[0].Luid = luid;
F>Pr`T?> if (bEnablePrivilege)
OfG/7pw5%B tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
lXtsnQOOK else
riR(CJ}Ff tp.Privileges[0].Attributes = 0;
@)#EZQi x // Enable the privilege or disable all privileges.
5aj%<r AdjustTokenPrivileges(
I3gl+)Q hToken,
[|".j#ZlK FALSE,
srPczVG* &tp,
<W]
RyEg` sizeof(TOKEN_PRIVILEGES),
o|:c{pwq (PTOKEN_PRIVILEGES) NULL,
nTsKJX%\ (PDWORD) NULL);
Pi+pQFz5 // Call GetLastError to determine whether the function succeeded.
"C0?s7Y if (GetLastError() != ERROR_SUCCESS)
wZ4w`|' {
CvhVV"n printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
CbGfVdw/c return FALSE;
yPrF2@#XZ/ }
Sq&r
; return TRUE;
?f}?I`S, }
1aI&jdJk ////////////////////////////////////////////////////////////////////////////
r[?GO"ej5 BOOL KillPS(DWORD id)
$RH. {
R
+
~b@ HANDLE hProcess=NULL,hProcessToken=NULL;
YMN=1Zuj? BOOL IsKilled=FALSE,bRet=FALSE;
fj|b;8_}l __try
uMx6: {
?(Se$iTZ OZc4 -5 if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
za%gD {
8)lrQvZ printf("\nOpen Current Process Token failed:%d",GetLastError());
N0DzFXp __leave;
:KmnwYm }
Y5CDdn //printf("\nOpen Current Process Token ok!");
XGuxd if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
+0}z3T1L {
GO?hB4 9T __leave;
_aeIK }
.k:heN2-x printf("\nSetPrivilege ok!");
">._&8KkE0 0iYo&q'n if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
_01wRsm%2 {
nb<e<>L printf("\nOpen Process %d failed:%d",id,GetLastError());
jme`Tyd __leave;
0~~yYo& }
\q($8< //printf("\nOpen Process %d ok!",id);
wz'= if(!TerminateProcess(hProcess,1))
d^=9YRc {
Y-UXr8 printf("\nTerminateProcess failed:%d",GetLastError());
#M%K82" __leave;
.TMLg(2hgv }
}*
\*<d
3 IsKilled=TRUE;
,ZghV1z }
MaPOmS8? __finally
fat;5XL@ {
3eg6 CdT if(hProcessToken!=NULL) CloseHandle(hProcessToken);
f8
BZk h if(hProcess!=NULL) CloseHandle(hProcess);
E!'6vDVC: }
AsD$M*It return(IsKilled);
Ur]/kij }
o%bf7)~s //////////////////////////////////////////////////////////////////////////////////////////////
|1GOm=GNK 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:
6Df*wi!jI /*********************************************************************************************
h@E7wp1'~ ModulesKill.c
c/Fgx/hr Create:2001/4/28
;L,i">_%u[ Modify:2001/6/23
(3Q$)0t Author:ey4s
JK`$/l|7 Http://www.ey4s.org u^G Y7gah PsKill ==>Local and Remote process killer for windows 2k
)=#e*1!b **************************************************************************/
Esu{c9, #include "ps.h"
j]FK.G' #define EXE "killsrv.exe"
g<@Q)p*ow #define ServiceName "PSKILL"
),CKuq> ? cXW\A( #pragma comment(lib,"mpr.lib")
pdB\D //////////////////////////////////////////////////////////////////////////
I_5/e>9 //定义全局变量
U
shIQh SERVICE_STATUS ssStatus;
C1'y6{,@ SC_HANDLE hSCManager=NULL,hSCService=NULL;
{,i-V57-h BOOL bKilled=FALSE;
l$1NI#& char szTarget[52]=;
4(*PM&'R //////////////////////////////////////////////////////////////////////////
r;xy/*%Mtj BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
&<x.D]FA] BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
99.F'Gz BOOL WaitServiceStop();//等待服务停止函数
YA@MLZm BOOL RemoveService();//删除服务函数
d<+hQ\BF, /////////////////////////////////////////////////////////////////////////
w
>2sr^!y int main(DWORD dwArgc,LPTSTR *lpszArgv)
/o%VjP"< {
obE8iG@H BOOL bRet=FALSE,bFile=FALSE;
Th$Z9+() char tmp[52]=,RemoteFilePath[128]=,
@R}3f6@67 szUser[52]=,szPass[52]=;
|_+#&x HANDLE hFile=NULL;
<#J5.I 1 DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
OLPY<ax $[}EV(#y //杀本地进程
PW|=IPS if(dwArgc==2)
k_{?{:X;y {
Fsm6gE`|n if(KillPS(atoi(lpszArgv[1])))
pU9.#O printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
]Zt ]wnL+ else
Q5ff&CE printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
I 1n,c d[ lpszArgv[1],GetLastError());
(BFwE@1" return 0;
V*ao@;sD }
3<Zp+rD //用户输入错误
%59uR}\ else if(dwArgc!=5)
Rw%%
9 {
h}!9?:E printf("\nPSKILL ==>Local and Remote Process Killer"
5VP0Xa ~ "\nPower by ey4s"
;}iB9 Tl "\nhttp://www.ey4s.org 2001/6/23"
ff5 gE' "\n\nUsage:%s <==Killed Local Process"
/q+;!EM "\n %s <==Killed Remote Process\n",
F@k}p-e~ lpszArgv[0],lpszArgv[0]);
m3BL return 1;
5L:-Xr{ }
jQzl!f1c3 //杀远程机器进程
'UUj(1
f strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
f+Acs*.GQ strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
Q&N#q53 strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
:IU7dpwDl #gqh0 27 //将在目标机器上创建的exe文件的路径
m0As t<u sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
;xe.0j0h __try
BO#tn{(# {
yw$4Hlj5 //与目标建立IPC连接
5e$1KN` if(!ConnIPC(szTarget,szUser,szPass))
vjS=ZinN" {
4MS#`E7LrC printf("\nConnect to %s failed:%d",szTarget,GetLastError());
s:7/\h return 1;
Jn^b}bk t }
Hc=QSP printf("\nConnect to %s success!",szTarget);
ghWWJx9 //在目标机器上创建exe文件
%2T
i
Rb Bp_R"DS7A hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
7]xDMu'^&f E,
R?O)vLmd NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
^l|b>z"0ao if(hFile==INVALID_HANDLE_VALUE)
B Z|A&; {
&G\mcstX printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
F'b%D __leave;
,#UZp\zZ* }
Jr( =Y@Z' //写文件内容
'{UKO7 while(dwSize>dwIndex)
] re=8s6 {
T"[]'|' $GFR7YC 7 if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
fE+zA)KX {
Z.Yq)\it printf("\nWrite file %s
z,G_&5|f% failed:%d",RemoteFilePath,GetLastError());
hp)^s7H __leave;
gr SF}y!3 }
GM0Q@`d dwIndex+=dwWrite;
J _;H }
{?eUAB< //关闭文件句柄
<kdlXS>J. CloseHandle(hFile);
3}<U'%sd bFile=TRUE;
[p9v#\G; [ //安装服务
dv>n38&mDQ if(InstallService(dwArgc,lpszArgv))
bO2?DszT5 {
H#_Zv] //等待服务结束
Z;Hkx1 if(WaitServiceStop())
+q}t%K5 {
8^>c_%e} //printf("\nService was stoped!");
l P3|h* }
YND }P9 h else
)Q'E^[Ua {
bu|.Jw" //printf("\nService can't be stoped.Try to delete it.");
zo(#tQ-'m }
|MFAP!rycS Sleep(500);
<'~m1l#2 //删除服务
[&