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。
f 7y1V(t OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
k:Uyez <1>与远程系统建立IPC连接
*@dRL3c^= <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
%xyt4}-)m <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
|
3!a= <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
\5k[ "8~ <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
hBLJKSv <6>服务启动后,killsrv.exe运行,杀掉进程
aQMET~A: <7>清场
IJs*zzR 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
PsEm(.z /***********************************************************************
Exc`>Y q
Module:Killsrv.c
cA`R~o"
Date:2001/4/27
R5r )01 Author:ey4s
>UE_FC*u Http://www.ey4s.org EW0H"YIC ***********************************************************************/
_wCp.[3?t #include
ub{<m^|) #include
gr4Hh/V #include "function.c"
4.|]R8Mn #define ServiceName "PSKILL"
I`t"Na2i 0LrTYrlj SERVICE_STATUS_HANDLE ssh;
d&(GIH E&d SERVICE_STATUS ss;
+yVz)
X /////////////////////////////////////////////////////////////////////////
(JocnM|U void ServiceStopped(void)
VDx=Tsu- {
nDkyo>t. ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
%QVX1\>] ss.dwCurrentState=SERVICE_STOPPED;
-G(z!ed ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
+su>0'a ss.dwWin32ExitCode=NO_ERROR;
giyKEnP ss.dwCheckPoint=0;
KU"?ZI ss.dwWaitHint=0;
y!1%Kqx1,n SetServiceStatus(ssh,&ss);
l-XiQ#-{ return;
{uL<$;#i }
:7e2O!zH_ /////////////////////////////////////////////////////////////////////////
;B^G< void ServicePaused(void)
7cK#fh"hvg {
]N:SB ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
/$! /F@^ ss.dwCurrentState=SERVICE_PAUSED;
6sRn_y ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
tt{,f1v0t ss.dwWin32ExitCode=NO_ERROR;
.2C}8GGC' ss.dwCheckPoint=0;
gvr"F ss.dwWaitHint=0;
+%7yJmMw SetServiceStatus(ssh,&ss);
pOyM/L return;
*,%H1)Tj} }
E O52 E| void ServiceRunning(void)
XGFU *g`kq {
d~D<;7M
XJ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
z/.x*A= ss.dwCurrentState=SERVICE_RUNNING;
=mn)].Wg ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
@8HTC|_vX ss.dwWin32ExitCode=NO_ERROR;
O9r3^y\>I ss.dwCheckPoint=0;
[ j?n}D@L ss.dwWaitHint=0;
U!XC-RA3
_ SetServiceStatus(ssh,&ss);
SWz+.W{KQ" return;
e/r41 }
6$4G&'J /////////////////////////////////////////////////////////////////////////
^IjKT void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
fYuJf,I[f {
>O&(G0!N+} switch(Opcode)
*
Od_Cl {
k*J}/HO case SERVICE_CONTROL_STOP://停止Service
D}SRr,4v ServiceStopped();
8ysU.5S break;
=IkQ;L& case SERVICE_CONTROL_INTERROGATE:
ZK27^oG SetServiceStatus(ssh,&ss);
`5r*4N< break;
Q|@!zMy }
%+L:Gm+^g# return;
f h)Cz) }
I')URk[ //////////////////////////////////////////////////////////////////////////////
2Y(Phw2% //杀进程成功设置服务状态为SERVICE_STOPPED
~x)Awdlu //失败设置服务状态为SERVICE_PAUSED
/j0<x^m/ //
7Wmk"gp void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
z[M LMf[c {
.6z#o{n ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
U-QK
if(!ssh)
%ErLL@e {
L
Bb&av ServicePaused();
Cl7IP<. return;
1tDd4r?Y }
m>x.4aO1 ServiceRunning();
\;&j;"c,W Sleep(100);
:2^%^3+V //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
KqP!={>" //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
fZ`b~ZBwIj if(KillPS(atoi(lpszArgv[5])))
JX7_/P ServiceStopped();
|qH -^b.F else
Sqed* ServicePaused();
Lp5LRw return;
>to NGGU=~ }
lE78Yl] /////////////////////////////////////////////////////////////////////////////
UA!-YTh void main(DWORD dwArgc,LPTSTR *lpszArgv)
B[F x2r`0 {
&$lz@Z SERVICE_TABLE_ENTRY ste[2];
G!RbM.6 ste[0].lpServiceName=ServiceName;
7Y&W^]UZ0t ste[0].lpServiceProc=ServiceMain;
|g;hXr#~ ste[1].lpServiceName=NULL;
?SK1*; i ste[1].lpServiceProc=NULL;
!>TVDN> StartServiceCtrlDispatcher(ste);
4`o_r% return;
3!_y@sWx }
elG<\[ /////////////////////////////////////////////////////////////////////////////
U ; JZN 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
\U(qv(T 下:
F-R4S^eV /***********************************************************************
ZN~:^,PO/ Module:function.c
D.kLx@Z Date:2001/4/28
p[4KN(PyK Author:ey4s
\EuMzb"G9p Http://www.ey4s.org w=
|).qQ] ***********************************************************************/
hD/bgquT #include
Z*tB= ////////////////////////////////////////////////////////////////////////////
3Wa^:8N BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
mDEO$:A {
Di5eD,N TOKEN_PRIVILEGES tp;
dZFf/BXU LUID luid;
&W `." #K.OJJaG if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
wS-D"\4/ {
W=|sy-N{2 printf("\nLookupPrivilegeValue error:%d", GetLastError() );
x9 bfH1 return FALSE;
St7ZyN1 }
$ jWe!]ASU tp.PrivilegeCount = 1;
2 DJs'"8 tp.Privileges[0].Luid = luid;
7m~.V[l1 if (bEnablePrivilege)
y2;uG2IS_g tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
&m&Z^CA else
^# B`GV tp.Privileges[0].Attributes = 0;
?){V7<'?y // Enable the privilege or disable all privileges.
WPs6)8 AdjustTokenPrivileges(
[#`)Bb&w hToken,
5,cq-` FALSE,
J.W0F# ? &tp,
X,y0J sizeof(TOKEN_PRIVILEGES),
cK%Sty'8+ (PTOKEN_PRIVILEGES) NULL,
xa5^h]o (PDWORD) NULL);
sgu#`@o // Call GetLastError to determine whether the function succeeded.
HJ?p,V q5_ if (GetLastError() != ERROR_SUCCESS)
9gVu:o 1/ {
,#W>E,UU printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
9dn~nnd'n return FALSE;
Jz(wXp
}
Aj((tMJNOw return TRUE;
b-ZC~#?|b }
R".~{6 ////////////////////////////////////////////////////////////////////////////
Yj)H!Cp.xD BOOL KillPS(DWORD id)
\=Rw/[lR {
*`&4<>=n HANDLE hProcess=NULL,hProcessToken=NULL;
7TD%vhbiwi BOOL IsKilled=FALSE,bRet=FALSE;
P&@ 2DI3m __try
i}"Eu<
P {
#\3(rzQVO 8;K'77h if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
&o%IKB@ {
2L Kpwz? printf("\nOpen Current Process Token failed:%d",GetLastError());
<Dojl
# __leave;
5V5Nx(31i }
04g=bJ //printf("\nOpen Current Process Token ok!");
MWTzJGRT if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
= i9|lU"Va {
BQ!v\1'C __leave;
P7np
-I* }
DdDwMq printf("\nSetPrivilege ok!");
CzDJbvv] 8-]\C if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
zV {_dO {
9>?3FMKdY printf("\nOpen Process %d failed:%d",id,GetLastError());
g:<2yT __leave;
;|7]%Z}% }
Zpc R //printf("\nOpen Process %d ok!",id);
j`tBki: if(!TerminateProcess(hProcess,1))
ZyAm:yO {
R@zl?>+ printf("\nTerminateProcess failed:%d",GetLastError());
}\Kki __leave;
<4UF/G) }
.rpKSf. IsKilled=TRUE;
6WUP#c@{ }
Zw6UH;5 __finally
h2~b%|Pv {
9?W!E_ if(hProcessToken!=NULL) CloseHandle(hProcessToken);
)~@iM.}S2 if(hProcess!=NULL) CloseHandle(hProcess);
LWwWxerZ }
p+6L qk< return(IsKilled);
P(h[QAM }
BO]}E:C9 //////////////////////////////////////////////////////////////////////////////////////////////
e+416
~X
v 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:
X'[93
C|K /*********************************************************************************************
sX_6qKUH
ModulesKill.c
3s25Rps Create:2001/4/28
h|m>JDxn Modify:2001/6/23
w
K)/m`{g Author:ey4s
o +-G@16 Http://www.ey4s.org Nr6[w|Tzd PsKill ==>Local and Remote process killer for windows 2k
oY Y?`<N# **************************************************************************/
* F[;D7sZ~ #include "ps.h"
3pQ^vbQ" #define EXE "killsrv.exe"
y?Vsp< #define ServiceName "PSKILL"
LYM(eK5V &.D#OnRh9 #pragma comment(lib,"mpr.lib")
%#gHa //////////////////////////////////////////////////////////////////////////
#i6ZY^+ee //定义全局变量
Iq/V[v SERVICE_STATUS ssStatus;
M{)7C,' SC_HANDLE hSCManager=NULL,hSCService=NULL;
AE?G+:B BOOL bKilled=FALSE;
$/R r|< char szTarget[52]=;
L`"B;a& //////////////////////////////////////////////////////////////////////////
aJ;6!WFW BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
a@mMa { BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
%v)m&VUi% BOOL WaitServiceStop();//等待服务停止函数
Fke_ms=I^ BOOL RemoveService();//删除服务函数
r*I u6 /////////////////////////////////////////////////////////////////////////
@xu/&pbI int main(DWORD dwArgc,LPTSTR *lpszArgv)
4\Nt"#U)g {
h4N%(?7 BOOL bRet=FALSE,bFile=FALSE;
dJ/(u&N char tmp[52]=,RemoteFilePath[128]=,
zI$24L9* szUser[52]=,szPass[52]=;
&n 1 \^: HANDLE hFile=NULL;
hlIh(\JZ4s DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
:>G3N+A) @ckOLtxE> //杀本地进程
@)hrj2Jw if(dwArgc==2)
RlW7l1h& {
`y%1K|Y= if(KillPS(atoi(lpszArgv[1])))
fQ.{sQ$@h printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
cx_.+ R else
aNcuT,=(?8 printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
estDW1i) lpszArgv[1],GetLastError());
Qx{[#[Da return 0;
uW@o,S0: }
w26x)(7 //用户输入错误
f*uD9l%/ else if(dwArgc!=5)
XwerQwO= {
8r|5l~`8 printf("\nPSKILL ==>Local and Remote Process Killer"
!}[cY76_ "\nPower by ey4s"
~sk{O%OI "\nhttp://www.ey4s.org 2001/6/23"
uoX] #<1J "\n\nUsage:%s <==Killed Local Process"
YY? }/r "\n %s <==Killed Remote Process\n",
W{JNNf6G lpszArgv[0],lpszArgv[0]);
;R#:? r;t return 1;
Q|3SYJf }
{\87]xJ //杀远程机器进程
Hf^Tok^6@] strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
z'9Mg]&> strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
h_w_OCC&2 strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
zc,kHO| oJ<Wh @ //将在目标机器上创建的exe文件的路径
fD>0 sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
_mi(:s( __try
fxR}a,a {
$
2/T] //与目标建立IPC连接
,vN0Jpf}\8 if(!ConnIPC(szTarget,szUser,szPass))
\q |n0> {
@qGg=)T printf("\nConnect to %s failed:%d",szTarget,GetLastError());
A&dNCB return 1;
{1jywb
} }
`U~Y{f_!H printf("\nConnect to %s success!",szTarget);
tWo MUp //在目标机器上创建exe文件
bM%c*_$F7 -4}I02 hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
vW\|%
@hW, E,
W@:a3RJ NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
rwRb
_eIj if(hFile==INVALID_HANDLE_VALUE)
5[1#d\QR {
cdH Ug# printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
~w>Z !RuhT __leave;
x:Nd>Fb }
:2n(WXFFI //写文件内容
1.5lJ:[G while(dwSize>dwIndex)
CYxrKW
l:' {
S dI/ 7+h*&f3> if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
wn$:L9"YN {
4-YXXi} printf("\nWrite file %s
c=-2c&=& failed:%d",RemoteFilePath,GetLastError());
q|8p4X}/] __leave;
"eH~/ 6A }
0 CJ4]mYl dwIndex+=dwWrite;
ji &*0GJQ }
)kE(%q:*P$ //关闭文件句柄
#=MQE CloseHandle(hFile);
h0N*hx bFile=TRUE;
jJ' LM>e //安装服务
? 77ye if(InstallService(dwArgc,lpszArgv))
@c8s<9I] {
tv_Cn
w //等待服务结束
{mlJ E>~% if(WaitServiceStop())
i>M*ubWE4@ {
:EUV#5V. //printf("\nService was stoped!");
.%@=,+nqz }
oc2aE:>X else
h)M9Oup` {
Kk^tQwj/QE //printf("\nService can't be stoped.Try to delete it.");
jaoGm$o>"F }
mndUQN_Gb Sleep(500);
~YuRi#CTD: //删除服务
Q&rf&8iH RemoveService();
AR}M*sSh }
`B`/8Cvg }
3,K*r"= __finally
F7(~v2| {
GMw|@?:{ //删除留下的文件
J-W,^% if(bFile) DeleteFile(RemoteFilePath);
Y=gj{]4 //如果文件句柄没有关闭,关闭之~
n},~2 if(hFile!=NULL) CloseHandle(hFile);
n9zS'VU //Close Service handle
6g ,U+~ if(hSCService!=NULL) CloseServiceHandle(hSCService);
$Xlyc.8YId //Close the Service Control Manager handle
,{C(<1 if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
GXEOgf#i //断开ipc连接
35Jno<TP' wsprintf(tmp,"\\%s\ipc$",szTarget);
AJ;Y Nb WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
Y[Gw<1F_ if(bKilled)
k?.HW?=zy printf("\nProcess %s on %s have been
_+,2b:D: killed!\n",lpszArgv[4],lpszArgv[1]);
`9QrkkG+ else
FjUp+5 printf("\nProcess %s on %s can't be
(u]ajT killed!\n",lpszArgv[4],lpszArgv[1]);
Bc4{$sc"O }
xNNoB/DR return 0;
uTRa]D_q }
-5NP@ //////////////////////////////////////////////////////////////////////////
6'Sc=;;: BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
Po[u6K2& {
tUmI#.v NETRESOURCE nr;
X$O,L[] 4 char RN[50]="\\";
6,'!z
?d% 'aB0abr| strcat(RN,RemoteName);
o} #nf$v( strcat(RN,"\ipc$");
9 Byk/&$U Z`xz |:D+ nr.dwType=RESOURCETYPE_ANY;
PL8{|Q nr.lpLocalName=NULL;
F}Bc +i#] nr.lpRemoteName=RN;
iSxxy1R nr.lpProvider=NULL;
tR5zlm(} TJ9,c2d+ if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
_%s _w) return TRUE;
B{ NKDkDH else
FhB^E$r% return FALSE;
Vgs( feGs }
JF*JFOb /////////////////////////////////////////////////////////////////////////
F9e$2J)C BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
W%09.bF {
r^P}xGGK BOOL bRet=FALSE;
"F+
9xf&r __try
Jkt
L|u:k {
H^Xw<Z= //Open Service Control Manager on Local or Remote machine
DYH-5yX7 hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
Z*kGWL if(hSCManager==NULL)
i:WHql"Kw_ {
V/+r"le printf("\nOpen Service Control Manage failed:%d",GetLastError());
)_T[thf] __leave;
Sv-}w$ }
w\Q3h`.
//printf("\nOpen Service Control Manage ok!");
!^ 6x64r //Create Service
L{~L6:6An hSCService=CreateService(hSCManager,// handle to SCM database
tc@U_>{ ServiceName,// name of service to start
5(MWgC1 ServiceName,// display name
>TsJ0E?3x SERVICE_ALL_ACCESS,// type of access to service
%^"T z,f SERVICE_WIN32_OWN_PROCESS,// type of service
IxCEE5+`% SERVICE_AUTO_START,// when to start service
.i/]1X*;r^ SERVICE_ERROR_IGNORE,// severity of service
(0W%YZ!& failure
,"PwNv EXE,// name of binary file
iQ-;0<