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。
1HLU
& OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
9a#Y
D;-p <1>与远程系统建立IPC连接
XVF!l>nE <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
1 F&}e&}c <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
H2'djZ <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
$F1Am% <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
~7gFddi=i <6>服务启动后,killsrv.exe运行,杀掉进程
X4L@|"ZI <7>清场
JkI|Ojmm/ 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
hcpe~spz9| /***********************************************************************
.pG`/[*a Module:Killsrv.c
GL _hRu Date:2001/4/27
J|
1!4R~ Author:ey4s
/IlO Http://www.ey4s.org _FU}IfG>t ***********************************************************************/
3:<[;yo #include
F-XMy>9 #include
XZ2 ji_D #include "function.c"
w\M"9T #define ServiceName "PSKILL"
fZ(k"*\MZ cT@H49#uB SERVICE_STATUS_HANDLE ssh;
K#Xl)h}y7 SERVICE_STATUS ss;
Tv `& /////////////////////////////////////////////////////////////////////////
p0D@O_
:5 void ServiceStopped(void)
8@ S@^C*F {
y7,t"XV ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
L#WGOl ss.dwCurrentState=SERVICE_STOPPED;
9VMk? ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
&;RBG$t ss.dwWin32ExitCode=NO_ERROR;
pd|l&xvka ss.dwCheckPoint=0;
(G~M E> ss.dwWaitHint=0;
_C=01 %/ SetServiceStatus(ssh,&ss);
_0y]U];ce return;
OKAmw>{ }
21my9Ui] /////////////////////////////////////////////////////////////////////////
ps^["3e void ServicePaused(void)
*uSlp_;kB {
C)~%(< D ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
OnyAM{$g ss.dwCurrentState=SERVICE_PAUSED;
T+PERz( ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
~>Y^?l ss.dwWin32ExitCode=NO_ERROR;
Y5y7ONcn ss.dwCheckPoint=0;
;X:Bh8tEV ss.dwWaitHint=0;
qeC^e}h SetServiceStatus(ssh,&ss);
oN)I3wO$ return;
RRro.r, }
G5lBCm void ServiceRunning(void)
,."wxP2u {
!^EA}N.u ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
N'PK4: ss.dwCurrentState=SERVICE_RUNNING;
w]fVELU ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
% .wx]:o ss.dwWin32ExitCode=NO_ERROR;
)LNKJe+ ss.dwCheckPoint=0;
MShcZtN ss.dwWaitHint=0;
!=HxL-`j SetServiceStatus(ssh,&ss);
|[p]])
o return;
A8k $.E }
\mZB*k)+ /////////////////////////////////////////////////////////////////////////
{].]`#4Jx void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
bN|1%[7 {
(=j/"Mb switch(Opcode)
qiq=v) {
i ~)V>x case SERVICE_CONTROL_STOP://停止Service
<tm= ServiceStopped();
+jS<n13T break;
'+GY6Ecg case SERVICE_CONTROL_INTERROGATE:
n<F3&2w SetServiceStatus(ssh,&ss);
ItVVI"- break;
p<&>1}j= }
'e6J&X return;
WEoD?GLS8 }
8Pva ]Q //////////////////////////////////////////////////////////////////////////////
7jr+jNsowj //杀进程成功设置服务状态为SERVICE_STOPPED
hu7oJ H //失败设置服务状态为SERVICE_PAUSED
8Q0/kG //
+: Nz_l void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
|,({$TrF {
9{rE7OX*A ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
F6\4[B if(!ssh)
ZXf&pqmG {
fF2]7: ServicePaused();
tv2k&\1 return;
` +)Bl%* }
jk Aru_C ServiceRunning();
`=Rxnl,<U Sleep(100);
r9<#R=r)}J //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
!|
q19$ //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
~Q]/=HK if(KillPS(atoi(lpszArgv[5])))
mE'HRv ServiceStopped();
H_ NoW else
D( y
c ServicePaused();
Ir(U7D return;
R8YU#D (Q }
}9 N-2] /////////////////////////////////////////////////////////////////////////////
W"\+jHF" void main(DWORD dwArgc,LPTSTR *lpszArgv)
of > {
ma/<#l^} SERVICE_TABLE_ENTRY ste[2];
r=xec@R]* ste[0].lpServiceName=ServiceName;
NC YOY ste[0].lpServiceProc=ServiceMain;
vst;G-ys ste[1].lpServiceName=NULL;
e`+ej-o, ste[1].lpServiceProc=NULL;
J3/e;5w2Z StartServiceCtrlDispatcher(ste);
gc
b8eB, return;
fp`m>}
- }
n?S)H= /////////////////////////////////////////////////////////////////////////////
b?2 \j} 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
9|NF)~Q}' 下:
G @]n(\7Y /***********************************************************************
h
A'>
Module:function.c
oW>e.}d! Date:2001/4/28
PG@C5Rnu Author:ey4s
ZTj!ti;5 Http://www.ey4s.org Ef3="}AI; ***********************************************************************/
e@5w?QzW #include
? :A%$T ////////////////////////////////////////////////////////////////////////////
Tm0\Oue0 BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
QtcYFf
g {
DYrci?8Ith TOKEN_PRIVILEGES tp;
#MviO!@ LUID luid;
|`|zo+aW :OqEkh"$# if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
<p?oFD_e4 {
{cjp8W8hS printf("\nLookupPrivilegeValue error:%d", GetLastError() );
?B`c<H"
return FALSE;
9lkl-b6xG }
.3SP#mI tp.PrivilegeCount = 1;
K.}jyhKIKi tp.Privileges[0].Luid = luid;
4tvZJS
hV if (bEnablePrivilege)
:c(I-xif tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
dsK*YY jH else
]4'V59\ tp.Privileges[0].Attributes = 0;
q4vHsy36 // Enable the privilege or disable all privileges.
f1B t6|W% AdjustTokenPrivileges(
dIA1\;@ hToken,
o*[[nK*fL FALSE,
NFG~PZ`6R &tp,
YpG6p0
nd sizeof(TOKEN_PRIVILEGES),
q9\(<<f| (PTOKEN_PRIVILEGES) NULL,
:3b\ pEO9\ (PDWORD) NULL);
]w]:9w // Call GetLastError to determine whether the function succeeded.
Ax9A-| if (GetLastError() != ERROR_SUCCESS)
1M?Sl?+j {
76u\#{5 printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
dV^ck+ return FALSE;
zQB1C }
j#l1KO^y return TRUE;
)/z+W[t }
4KW_#d`t ////////////////////////////////////////////////////////////////////////////
>keYx<1 BOOL KillPS(DWORD id)
@mcP- {
=`!#V/= HANDLE hProcess=NULL,hProcessToken=NULL;
\SWuylE BOOL IsKilled=FALSE,bRet=FALSE;
UI wTf2B __try
/<J5?H {
(m')dSZ 3g0v,7,Zv if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
YdYaLTz {
qy-Hv6oof printf("\nOpen Current Process Token failed:%d",GetLastError());
%4/X;w\3 __leave;
:Z6l)R+V }
}!WuJz" //printf("\nOpen Current Process Token ok!");
WpkCFp if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
Hx9lQ8 {
@[5] ?8\o __leave;
)X6I#q8 }
E<
pO!P printf("\nSetPrivilege ok!");
j,1cb,}=^ T+:GYab/ if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
Lp+?5DjLT {
/~g.j1 g printf("\nOpen Process %d failed:%d",id,GetLastError());
d:hX3 __leave;
A8ClkLC;I }
#-PUm0| //printf("\nOpen Process %d ok!",id);
7+$P6[* if(!TerminateProcess(hProcess,1))
n]K {-C; {
+1eb@bX printf("\nTerminateProcess failed:%d",GetLastError());
wFJ*2W: __leave;
y)7;"3Q< }
iH-(_$f; IsKilled=TRUE;
BbgKaC q }
I=k`VI d: __finally
|jKFk.M {
2p*L~! iM if(hProcessToken!=NULL) CloseHandle(hProcessToken);
n,p \~Tu, if(hProcess!=NULL) CloseHandle(hProcess);
U.ew6`'Te }
hgdr\
F return(IsKilled);
?~; q r }
LEAU3doK; //////////////////////////////////////////////////////////////////////////////////////////////
fh&Q(:ZU 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:
!6J+# /*********************************************************************************************
Enhrkk ModulesKill.c
pQ`S%]k.< Create:2001/4/28
't475?bY Modify:2001/6/23
I.1(qbPkF+ Author:ey4s
@[;$R@M_3 Http://www.ey4s.org OuB[[L PsKill ==>Local and Remote process killer for windows 2k
0}\8,U **************************************************************************/
k[1w] l8 #include "ps.h"
{dvsZJj #define EXE "killsrv.exe"
n&E/{o( #define ServiceName "PSKILL"
eM^Y "gXvnl #pragma comment(lib,"mpr.lib")
n%{oFTLCo //////////////////////////////////////////////////////////////////////////
*#B"%;Ln //定义全局变量
)2bbG4:N SERVICE_STATUS ssStatus;
>UV=k :Q SC_HANDLE hSCManager=NULL,hSCService=NULL;
wR9gx-bE
4 BOOL bKilled=FALSE;
0fa8.g#I$ char szTarget[52]=;
vARZwIu^D //////////////////////////////////////////////////////////////////////////
p8z"Jn2P BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
ho6,&Bp8 BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
"I3&a1* BOOL WaitServiceStop();//等待服务停止函数
_D1)_?`a@- BOOL RemoveService();//删除服务函数
.j`8E^7< /////////////////////////////////////////////////////////////////////////
~0 L:c&V int main(DWORD dwArgc,LPTSTR *lpszArgv)
02po; {
@SAJ*hfb0 BOOL bRet=FALSE,bFile=FALSE;
JL?|NV- char tmp[52]=,RemoteFilePath[128]=,
pF:C szUser[52]=,szPass[52]=;
(9+N_dLx~P HANDLE hFile=NULL;
J 77*Ue^ DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
Bh6lK}9 .U,>Qn4/ //杀本地进程
eie u|_ if(dwArgc==2)
3\5I4#S {
?M04 cvm if(KillPS(atoi(lpszArgv[1])))
-raZ6?Zjc printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
5:l"* else
n:%A4* printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
!jN$U%/,%. lpszArgv[1],GetLastError());
X+//$J return 0;
Jv D`RUh }
Cx8
H //用户输入错误
ns&(g^ else if(dwArgc!=5)
`u7twW*U2 {
t\lx*_lr printf("\nPSKILL ==>Local and Remote Process Killer"
*
Vymb "\nPower by ey4s"
1i$OcN?x% "\nhttp://www.ey4s.org 2001/6/23"
[Mlmn$it "\n\nUsage:%s <==Killed Local Process"
jHc/ EZB "\n %s <==Killed Remote Process\n",
zfUkHL6 lpszArgv[0],lpszArgv[0]);
SSr2K return 1;
$+HS^m }
4\2~wSr //杀远程机器进程
cP8@'l@! strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
Ijs=4f strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
1)!]zV strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
L9 H.DNA ^4>Icz^ F //将在目标机器上创建的exe文件的路径
\J^xpR_0u sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
V;]U] __try
20mZ{_% {
jp-]];:aPJ //与目标建立IPC连接
.n)0@X! if(!ConnIPC(szTarget,szUser,szPass))
K#plSD^f= {
+,bgOq\aG printf("\nConnect to %s failed:%d",szTarget,GetLastError());
5>M@
F0 return 1;
< nyk:E }
OY(znVHU printf("\nConnect to %s success!",szTarget);
] Oe[;<I //在目标机器上创建exe文件
m{0u+obi&w JT 5+d , hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
e
irRAU E,
n/GJ&qLi:g NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
%Lgfi if(hFile==INVALID_HANDLE_VALUE)
s B!2't {
`jCq`-. printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
w3peG^4D_ __leave;
2N_9S?a3sK }
^ px)W,O //写文件内容
`H\NJ, while(dwSize>dwIndex)
\fD[Ej {
r#K" d
tD}HL_ if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
{,i='!WIm {
j_~lc,+m printf("\nWrite file %s
*wfkjG failed:%d",RemoteFilePath,GetLastError());
ak;S Ie __leave;
.;~K*GC }
.ZOyZnr
Z dwIndex+=dwWrite;
]ch=D }
W[j7Vi8v //关闭文件句柄
XY`2>7 CloseHandle(hFile);
@7<m.?A! bFile=TRUE;
>eaK@u-'0 //安装服务
JZrUl^8E if(InstallService(dwArgc,lpszArgv))
=6+j
Po{F {
N_>}UhZ //等待服务结束
1oIu~f{` if(WaitServiceStop())
7q: {
M;qV%
k //printf("\nService was stoped!");
<(-4?"1 }
9
!qVYU42( else
^o*$+DbC {
"Q<*H<e //printf("\nService can't be stoped.Try to delete it.");
_7w2E }
yj{:%Km:` Sleep(500);
$Uxg$p qO //删除服务
T2MX_rt#D RemoveService();
{p@uj_pS }
H0i\#)Xs }
)BLoj:gYn __finally
^7~w yAr {
.:#6dG\0z //删除留下的文件
YJ^TO\4WM if(bFile) DeleteFile(RemoteFilePath);
- dt<w;>W //如果文件句柄没有关闭,关闭之~
oJTsrc_- if(hFile!=NULL) CloseHandle(hFile);
Q CB~x2C //Close Service handle
~j2=hkS
if(hSCService!=NULL) CloseServiceHandle(hSCService);
R!LKGiN //Close the Service Control Manager handle
ss>?fyA if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
uP[:P?,t //断开ipc连接
-d6*M*{| wsprintf(tmp,"\\%s\ipc$",szTarget);
L #l|}u WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
Jv=G3=. if(bKilled)
XS/5y(W printf("\nProcess %s on %s have been
wY j~ (P" killed!\n",lpszArgv[4],lpszArgv[1]);
E={W^k!Vz: else
:WBl0`kW]4 printf("\nProcess %s on %s can't be
>xE{&
): killed!\n",lpszArgv[4],lpszArgv[1]);
/1q] D8 }
~0>{PD$@ return 0;
=F}e>D
}
m=<;) //////////////////////////////////////////////////////////////////////////
oxPb; % BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
s~6irf/ {
+2ih!$T;7> NETRESOURCE nr;
-m~[z char RN[50]="\\";
4x:Odt5 RFkJ^=} strcat(RN,RemoteName);
8Cr?0Z strcat(RN,"\ipc$");
+>5
"fs$Y gZs8BKO nr.dwType=RESOURCETYPE_ANY;
?iBHJ{ nr.lpLocalName=NULL;
1`_i%R^ nr.lpRemoteName=RN;
f6P5J|' nr.lpProvider=NULL;
1dK^[;v>3 VmB/X)) if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
9bT,=b; return TRUE;
'm=9&?0S else
a;Y9wn return FALSE;
(Rk g }
LHWh-h(s /////////////////////////////////////////////////////////////////////////
A4?_0:< BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
!2N#H~{ {
ud-.R~f{e BOOL bRet=FALSE;
1q!6Sny@ __try
{hM*h(W~3 {
7c6-S@L //Open Service Control Manager on Local or Remote machine
}r/L 9 hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
QE5
85s5
if(hSCManager==NULL)
2'J.$ h3 {
pz^"~0o5 printf("\nOpen Service Control Manage failed:%d",GetLastError());
mHox __leave;
d}',Bl+u{$ }
D] 2+<;>`> //printf("\nOpen Service Control Manage ok!");
0nz
k?iP //Create Service
8L 9;VY^Y hSCService=CreateService(hSCManager,// handle to SCM database
3P p*ID ServiceName,// name of service to start
E4[\lX$J ServiceName,// display name
9=I(AYG{m SERVICE_ALL_ACCESS,// type of access to service
$/45* SERVICE_WIN32_OWN_PROCESS,// type of service
!{SU G+.2 SERVICE_AUTO_START,// when to start service
0r=Lilu{q SERVICE_ERROR_IGNORE,// severity of service
\'"q6y failure
-zz9k=q EXE,// name of binary file
h3xX26l NULL,// name of load ordering group
6SsZK)X NULL,// tag identifier
t Q_}o[ NULL,// array of dependency names
W.n@ NULL,// account name
cuquA ~ NULL);// account password
a(8]y.`Tv //create service failed
mI in'M if(hSCService==NULL)
s$:]$&5 {
~%Yh`c
EP //如果服务已经存在,那么则打开
Z[`J'}?| if(GetLastError()==ERROR_SERVICE_EXISTS)
BoIe<{X(9 {
7XWgY%G //printf("\nService %s Already exists",ServiceName);
qTyU1RU$9^ //open service
{M E|7TS= hSCService = OpenService(hSCManager, ServiceName,
qr=U=oK SERVICE_ALL_ACCESS);
4[.-
a&!} if(hSCService==NULL)
Z/uRz]Hi {
S,S_BB<Y[b printf("\nOpen Service failed:%d",GetLastError());
7!JoP?! __leave;
6aQ{EO-]'= }
jO:<"l^+u //printf("\nOpen Service %s ok!",ServiceName);
=$Q3!bJ }
,-DE;l^Q= else
JEBo!9 {
+I\bs.84 printf("\nCreateService failed:%d",GetLastError());
o(~JZik __leave;
P!YT{} }
w6Tb<ja }
ieS5*@^k //create service ok
q}BQu@'H else
.FHOOw1r= {
",8h>eEWK //printf("\nCreate Service %s ok!",ServiceName);
;{Z2i% }
A7_*zR@ PLo.q|% // 起动服务
Z*]n]eS if ( StartService(hSCService,dwArgc,lpszArgv))
sQihyq6U; {
4
<]QMA0 //printf("\nStarting %s.", ServiceName);
e$>5GM Sleep(20);//时间最好不要超过100ms
}>frK#S while( QueryServiceStatus(hSCService, &ssStatus ) )
\wDOE(> {
9CBB, if ( ssStatus.dwCurrentState == SERVICE_START_PENDING)
V(!b!i@ {
vlj|[joXw printf(".");
4?yc/F=kI Sleep(20);
;- ]f4O8 }
^2^ptQj else
q9WSQ$:z8 break;
5K6_#g4" }
MB "?^~Sm if ( ssStatus.dwCurrentState != SERVICE_RUNNING )
Va*Uwy?x/) printf("\n%s failed to run:%d",ServiceName,GetLastError());
,$;CII
v }
.=@M>TZM else if(GetLastError()==ERROR_SERVICE_ALREADY_RUNNING)
dqKTF_+VhA {
+Qc^A //printf("\nService %s already running.",ServiceName);
p Y>yJ) }
Ca1)>1Vz else
u5CT7_#) {
&