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。
d<+hQ\BF, OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
/o%VjP"< <1>与远程系统建立IPC连接
Y)DAR83 <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
a2Nxpxho <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
WW.@S5 <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
}toe'6 <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
m~
5"q%; <6>服务启动后,killsrv.exe运行,杀掉进程
cF4,dnI <7>清场
y=c={Qz@vn 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
Y0.'u{J* /***********************************************************************
S2DG=hi`GK Module:Killsrv.c
67hfv e Date:2001/4/27
gROK4'j6y Author:ey4s
0^R, d M Http://www.ey4s.org zz[fkH3 ***********************************************************************/
B2oKvgw #include
'da
'WZG #include
O!%T<2i3 #include "function.c"
rf-yUH]&S #define ServiceName "PSKILL"
}NoP(&ebz* ,#FP]$FK SERVICE_STATUS_HANDLE ssh;
gyD ;kn\CP SERVICE_STATUS ss;
i(pHJP:a: /////////////////////////////////////////////////////////////////////////
4uzMO < void ServiceStopped(void)
;1[Z&Uv8 {
R|}N"J _ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
1cv~_jFh ss.dwCurrentState=SERVICE_STOPPED;
F$(ak;v} ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
r8@]|`j ss.dwWin32ExitCode=NO_ERROR;
(ix. ss.dwCheckPoint=0;
l_/(J)|a ss.dwWaitHint=0;
CvmIDRP* SetServiceStatus(ssh,&ss);
Nf^<pT[* return;
%s"&|32 }
C+uW]]~I) /////////////////////////////////////////////////////////////////////////
.=9WY_@SZ void ServicePaused(void)
:^Pks R {
);%H;X+x ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
_crhBp5@T3 ss.dwCurrentState=SERVICE_PAUSED;
ka!v(j{E ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
,5"(m?[m ss.dwWin32ExitCode=NO_ERROR;
aUzCKX%>C ss.dwCheckPoint=0;
oWL_Hh%-f` ss.dwWaitHint=0;
u1L^INo/ SetServiceStatus(ssh,&ss);
}rI:pp^KS return;
p09p/ }
'Gqv`rq& void ServiceRunning(void)
;RJ
8h
x {
?*yyne ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
n
Syq}Y3 ss.dwCurrentState=SERVICE_RUNNING;
r":anR( ; ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
B Z|A&; ss.dwWin32ExitCode=NO_ERROR;
chKK9SC+| ss.dwCheckPoint=0;
fCx( ss.dwWaitHint=0;
jtlRom} SetServiceStatus(ssh,&ss);
<BED&j!qvP return;
_ Lb"yug }
UPU$SZAIx /////////////////////////////////////////////////////////////////////////
v8*)^-Fx void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
R`cP%7K {
!CWe1Dm switch(Opcode)
.Zczya {
uD>= case SERVICE_CONTROL_STOP://停止Service
3y6\0|{1 ServiceStopped();
UMR ?q0J break;
Z;Hkx1 case SERVICE_CONTROL_INTERROGATE:
d]]z ) SetServiceStatus(ssh,&ss);
PQkw)D<n]_ break;
)rK2%\Z }
A,9JbX return;
^sD
M>OHp }
ZrTB% //////////////////////////////////////////////////////////////////////////////
\4q|Qno8 //杀进程成功设置服务状态为SERVICE_STOPPED
R~4X?@ZB //失败设置服务状态为SERVICE_PAUSED
o=3hWbe //
]a4U\yr void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
JP5e=Z< {
mkn1LzE|F ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
r k W7;! if(!ssh)
&2y4k"B&) {
E7fQ9] ServicePaused();
N s +g9+<A return;
,2nu*+6Y/ }
W5
F\e[Ax5 ServiceRunning();
F'Y ad Sleep(100);
_-TplGSO=c //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
q++r\d^{ //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
Cf=H~&`Z if(KillPS(atoi(lpszArgv[5])))
/h0bBP ServiceStopped();
.J)TIc__|A else
:+ ,;5 ServicePaused();
-`~qmRpqY return;
zl@^[km{ }
R@\}iyM /////////////////////////////////////////////////////////////////////////////
= {O ~ void main(DWORD dwArgc,LPTSTR *lpszArgv)
bQt:=> {
<
'5~p$ SERVICE_TABLE_ENTRY ste[2];
X&pYLm72; ste[0].lpServiceName=ServiceName;
b_31 \ ste[0].lpServiceProc=ServiceMain;
?bB>}:~j) ste[1].lpServiceName=NULL;
W`;;fJe ste[1].lpServiceProc=NULL;
N'v3
|g StartServiceCtrlDispatcher(ste);
E5&Z={ return;
xol%\$| }
+.V+@! /////////////////////////////////////////////////////////////////////////////
zqeQ 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
'47
b"uV 下:
>!=@TK(~ /***********************************************************************
{]HiT pn Module:function.c
}%_|k^t Date:2001/4/28
] 3{t}qY$A Author:ey4s
0^ODJ7 Http://www.ey4s.org n[3z_QI ***********************************************************************/
>2s4BV[( #include
PM\Ju] ////////////////////////////////////////////////////////////////////////////
x0
)V
o]r BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
-tg|y {
Cr5ND\ TOKEN_PRIVILEGES tp;
ic2D$`M LUID luid;
:;+!ID_ ]Y\$U<YjO if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
z#tIa {
iq; |
i! printf("\nLookupPrivilegeValue error:%d", GetLastError() );
75# 8P?i return FALSE;
g&$=Y7G }
tIuM9D{P tp.PrivilegeCount = 1;
*2/Jg'de tp.Privileges[0].Luid = luid;
axC|,8~tq if (bEnablePrivilege)
,;g%/6X tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
P@7>R7gS else
<0CjEsAB] tp.Privileges[0].Attributes = 0;
NHd@s#@ // Enable the privilege or disable all privileges.
KL&/Yt AdjustTokenPrivileges(
2*NPK} hToken,
Rt8[P6e"q FALSE,
B.8B1MFm &tp,
-n _Y.~ sizeof(TOKEN_PRIVILEGES),
LDlYLsF9 (PTOKEN_PRIVILEGES) NULL,
rqamBm 5 (PDWORD) NULL);
Q0xO;20 // Call GetLastError to determine whether the function succeeded.
]Ur/DRNS if (GetLastError() != ERROR_SUCCESS)
[b++bCH3 {
|qNe_) printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
S#/BWNz| return FALSE;
l~r;Grd/5 }
C]L)nCOBX return TRUE;
hfwJZ\_60 }
)CFJXc: ////////////////////////////////////////////////////////////////////////////
Bz]tKJ BOOL KillPS(DWORD id)
E|@C:ghG {
-<g9) CV5 HANDLE hProcess=NULL,hProcessToken=NULL;
7[m+r:y BOOL IsKilled=FALSE,bRet=FALSE;
ziM{2Fs> __try
!l'nX {
8~'cP? `^)`J if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
Ik:G5m<ta {
"hyfo,r printf("\nOpen Current Process Token failed:%d",GetLastError());
KXPCkNIN! __leave;
yq~ }
4E''pW]8 //printf("\nOpen Current Process Token ok!");
,HjJ jpE if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
Z518J46o {
lS=YnMs6a __leave;
:,8y8z$+ }
3!P^?[p3 printf("\nSetPrivilege ok!");
aCU[9Xr? PF4[;ES' if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
fG 2)r {
!.R-|<2|6 printf("\nOpen Process %d failed:%d",id,GetLastError());
C
>OeULD __leave;
!{&r|6 }
K'&,]r# //printf("\nOpen Process %d ok!",id);
Ec7xwPk if(!TerminateProcess(hProcess,1))
S]H[&o1o {
48p3m)5
printf("\nTerminateProcess failed:%d",GetLastError());
6C$+D __leave;
kHK<~srB }
sX?arI=_U IsKilled=TRUE;
I]ej ]46K }
RY5e%/bg~U __finally
)=)N9C Ry {
wG O-Z']i if(hProcessToken!=NULL) CloseHandle(hProcessToken);
2Wcu. if(hProcess!=NULL) CloseHandle(hProcess);
% 3#g- }
mLq0;uGL| return(IsKilled);
RlfI]uCDM }
uNf'Zeo //////////////////////////////////////////////////////////////////////////////////////////////
n l5+#e*\ OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
1XS~b-St /*********************************************************************************************
9ERdjS ModulesKill.c
0+0Y$;< Create:2001/4/28
PCCE+wC6 Modify:2001/6/23
?3DL .U{ Author:ey4s
!UzE&CirV Http://www.ey4s.org /: !sn-( PsKill ==>Local and Remote process killer for windows 2k
@!$xSH **************************************************************************/
%YxKWZ/? #include "ps.h"
ufR|V-BWx #define EXE "killsrv.exe"
d Np%=gIj #define ServiceName "PSKILL"
hbXm Ist >u%Bn\G #pragma comment(lib,"mpr.lib")
@kd$.7Y9 //////////////////////////////////////////////////////////////////////////
s\.r3U&6 //定义全局变量
drCL7.j#L SERVICE_STATUS ssStatus;
ycN!N SC_HANDLE hSCManager=NULL,hSCService=NULL;
~,W|i BOOL bKilled=FALSE;
tT`S"
9T char szTarget[52]=;
a aVq>$G3 //////////////////////////////////////////////////////////////////////////
G>dXK,f<B0 BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
m<Gd 6V5 BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
s#~VN;-I BOOL WaitServiceStop();//等待服务停止函数
&IQNsJL!e BOOL RemoveService();//删除服务函数
r0z8? /////////////////////////////////////////////////////////////////////////
.yDR2sW int main(DWORD dwArgc,LPTSTR *lpszArgv)
CS%ut-K<5M {
ZrYRLg BOOL bRet=FALSE,bFile=FALSE;
/p-k'387 char tmp[52]=,RemoteFilePath[128]=,
@V4nc
'o. szUser[52]=,szPass[52]=;
JA >&$h HANDLE hFile=NULL;
*h?*RUQ DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
e23& d "dG*HKrr //杀本地进程
6\h*SBI?( if(dwArgc==2)
:CM2kh"Iu {
_576Qa'rm if(KillPS(atoi(lpszArgv[1])))
h6Vd<sV\tf printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
a;i}<n7 else
=)#XZ[#F printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
B"7~[,he lpszArgv[1],GetLastError());
a# 0*#&?7@ return 0;
$y)tcVc }
%PVu>^ //用户输入错误
y] Q/(O else if(dwArgc!=5)
D$hK {
QIwO _[Q printf("\nPSKILL ==>Local and Remote Process Killer"
!ggHLZRlz "\nPower by ey4s"
T+V:vuK "\nhttp://www.ey4s.org 2001/6/23"
lfoPFJ
Z "\n\nUsage:%s <==Killed Local Process"
g6q[
I8 "\n %s <==Killed Remote Process\n",
T5[(vTp lpszArgv[0],lpszArgv[0]);
@
/e{-Q return 1;
%AMF6l[ }
@C'qbO{ //杀远程机器进程
=+e;BYD#! strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
V g7+G( , strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
dDe$<g5L4 strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
ud(w0eX 3qfQlqJ&3 //将在目标机器上创建的exe文件的路径
Kt#X'!9/< sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
-z/>W+k __try
o>M&C
X+j$ {
$a')i<m^g //与目标建立IPC连接
%F*h}i if(!ConnIPC(szTarget,szUser,szPass))
o<S(ODOfi {
K`R printf("\nConnect to %s failed:%d",szTarget,GetLastError());
LZPLz@=&] return 1;
g*U[?I"sC }
`?"[u"* printf("\nConnect to %s success!",szTarget);
%Y].i/".;P //在目标机器上创建exe文件
P= 26! b }5gQ dj[Y hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
S#D6mg$Z, E,
kEdAt5/U{ NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
v3/G.B@= if(hFile==INVALID_HANDLE_VALUE)
:jWQev"/ {
$T'lWD * printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
/vPcg __leave;
1`&"U[{ }
cr{f*U6` //写文件内容
vB/G#\Zqz while(dwSize>dwIndex)
i\P)P! {
9&KiG* . [)p>pA2GZj if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
G
Y ]bw {
~LN
{5zg printf("\nWrite file %s
tsTCZ);( failed:%d",RemoteFilePath,GetLastError());
&qFy$`" __leave;
#ruL+-8!< }
TzY[-YlvF dwIndex+=dwWrite;
-6>T0- }
|lf,3/*jDB //关闭文件句柄
LZ*ZXFIg CloseHandle(hFile);
39,7N2 uY bFile=TRUE;
\ssqIRk //安装服务
QPpC_pZh if(InstallService(dwArgc,lpszArgv))
nx'D&,VX {
lK3Z}e*eXQ //等待服务结束
<@2g.+9 if(WaitServiceStop())
]PjJy/vkjj {
Bgj^n{9x //printf("\nService was stoped!");
PPSSar }
A^"( VaK else
-|A`+1-R+ {
q*4=sf,> //printf("\nService can't be stoped.Try to delete it.");
1$ C\` }
vTU*6) Sleep(500);
?T <2Cl'C //删除服务
u IGeSd5B RemoveService();
dBMr%6tz }
r5g:#mF" }
#Rcb
iV*M __finally
Ves
x$!F# {
5ki<1{aVtZ //删除留下的文件
KI{B<S3*Z if(bFile) DeleteFile(RemoteFilePath);
h#rziZ( //如果文件句柄没有关闭,关闭之~
+&h<:/ V if(hFile!=NULL) CloseHandle(hFile);
vCS D1~V_ //Close Service handle
P<A_7Ho if(hSCService!=NULL) CloseServiceHandle(hSCService);
h"DxgG //Close the Service Control Manager handle
`8D}\w<eI if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
a6i%7O m //断开ipc连接
<^8&2wAkJ wsprintf(tmp,"\\%s\ipc$",szTarget);
'&hk? WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
&!5S'J% if(bKilled)
Sr?2~R0& printf("\nProcess %s on %s have been
*Z,?VEO killed!\n",lpszArgv[4],lpszArgv[1]);
NvqIYW else
\_J;i[ printf("\nProcess %s on %s can't be
a8laPN killed!\n",lpszArgv[4],lpszArgv[1]);
1z$K54Mj }
P4S]bPIp return 0;
^6(Nu|6\@ }
@is !VzE
//////////////////////////////////////////////////////////////////////////
TO~Z6NA0 BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
>")<pUQ {
Q,m1mIf NETRESOURCE nr;
9(
"<NB0y char RN[50]="\\";
(TJ )Y7E zo~5(O@ strcat(RN,RemoteName);
Y(3X5v?[ strcat(RN,"\ipc$");
^TF71uo /I/gbmc) nr.dwType=RESOURCETYPE_ANY;
I c 2R\}q nr.lpLocalName=NULL;
Z0I>PBL@l nr.lpRemoteName=RN;
;Wu6f"+Y# nr.lpProvider=NULL;
8\{1y:| _gl7Ma if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
^\ocH|D return TRUE;
~ '/Yp8( else
c Y(2}Ay return FALSE;
5b5Hc Inu }
R
*uwp'@ /////////////////////////////////////////////////////////////////////////
14
Toi BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
VHihC]ks, {
TtKV5 BOOL bRet=FALSE;
6A9
r{'1 __try
7lH3)9G; {
+XP9=U*g //Open Service Control Manager on Local or Remote machine
n3Q Rn^ hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
}5qpiS"V9 if(hSCManager==NULL)
nqMXE82 {
qRnD{g|{1 printf("\nOpen Service Control Manage failed:%d",GetLastError());
@nOj6b __leave;
vlS+UFH0 }
3BzC'nplm //printf("\nOpen Service Control Manage ok!");
vle`#c. //Create Service
r#X6jU hSCService=CreateService(hSCManager,// handle to SCM database
MGU%"7i'} ServiceName,// name of service to start
.L#U^H| ServiceName,// display name
bs9X4n5 SERVICE_ALL_ACCESS,// type of access to service
+9!=pRq SERVICE_WIN32_OWN_PROCESS,// type of service
'NYW`, SERVICE_AUTO_START,// when to start service
U1^3 &N8 SERVICE_ERROR_IGNORE,// severity of service
6I!B>V#U+ failure
g/f^|: EXE,// name of binary file
p]E \!/ NULL,// name of load ordering group
jC}2>_#m( NULL,// tag identifier
1HS43! NULL,// array of dependency names
@&xWd{8' NULL,// account name
[ qx[ 0 NULL);// account password
WAqH*LB //create service failed
VY|'7in"M if(hSCService==NULL)
64R~ $km {
EYXHxo //如果服务已经存在,那么则打开
Xdtyer% if(GetLastError()==ERROR_SERVICE_EXISTS)
EwX:^1f {
bD ADFitSo //printf("\nService %s Already exists",ServiceName);
JKy06I //open service
sf5 F$ hSCService = OpenService(hSCManager, ServiceName,
~,O&A B SERVICE_ALL_ACCESS);
V+Y; if(hSCService==NULL)
fDD^?/^ {
P4{!/&/ printf("\nOpen Service failed:%d",GetLastError());
*P0sl( & __leave;
AREpZ2GiU }
o<8SiVC2 //printf("\nOpen Service %s ok!",ServiceName);
%("WoBPH` }
}u?DK,R else
>,}SP; {
&\>. j| printf("\nCreateService failed:%d",GetLastError());
RoYwZX~ __leave;
rMEM$1vPU }
T7qE
2 }
G A+#'R
//create service ok
'S#D+oF(1~ else
M>g%wg7Ah {
'D &[Y)f^ //printf("\nCreate Service %s ok!",ServiceName);
4IGn,D^ }
:xy4JRcF >1S39n5z. // 起动服务
we}G%09L if ( StartService(hSCService,dwArgc,lpszArgv))
'gv~M_ {
h}&1
7M //printf("\nStarting %s.", ServiceName);
94Q?)0W$ Sleep(20);//时间最好不要超过100ms
V<ExR@|}.% while( QueryServiceStatus(hSCService, &ssStatus ) )
UR<a7j"@2 {
AXT(D@sI= if ( ssStatus.dwCurrentState == SERVICE_START_PENDING)
/w
"h'u {
b;jr;I printf(".");
hywy(b3 Sleep(20);
ZWXA%u7V }
V_"UiN"o else
!Y^3% B% break;
&MJcLM] }
nXM[#~ if ( ssStatus.dwCurrentState != SERVICE_RUNNING )
D&*'|}RZ printf("\n%s failed to run:%d",ServiceName,GetLastError());
b`&
:` }
RcpKv;= iB else if(GetLastError()==ERROR_SERVICE_ALREADY_RUNNING)
MN<uIqG {
/v8yE9N_ //printf("\nService %s already running.",ServiceName);
oxZXY]$y }
kG>m(n else
wrm
ReT? {
/ei(Q'pc[ printf("\nStart Service %s failed:%d",ServiceName,GetLastError());
Vqp3'=No __leave;
N'n\_ x }
lOEB ,/P
bRet=TRUE;
OKV/=]GS }//enf of try
kO/]mNLG __finally
u{8:VX {
Bv{DZ?{s return bRet;
bvF-F$n%F }
u#)ARCx ,w return bRet;
.!Q*VTW }
=g{Hs1W /////////////////////////////////////////////////////////////////////////
y134m BOOL WaitServiceStop(void)
yt[*4gF4 {
@XQItc< BOOL bRet=FALSE;
8>AST, //printf("\nWait Service stoped");
V(wANvH while(1)
'dJ(x {
0 HPqoen$ Sleep(100);
bwyj[:6l if(!QueryServiceStatus(hSCService, &ssStatus))
lN~u='Kc {
z$Z{ LR
printf("\nQueryServiceStatus failed:%d",GetLastError());
\'.|7{Xu break;
s6(bTO. }
`G "&IQ8. if(ssStatus.dwCurrentState==SERVICE_STOPPED)
7u<C&Z/ {
):Pzsz7 bKilled=TRUE;
S1U>Q~ZPA bRet=TRUE;
jg\FD51$ break;
ZW%;"5uVm) }
|"aop| if(ssStatus.dwCurrentState==SERVICE_PAUSED)
Ef\&