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。
8:cbr/F< OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
9I/b$$?D <1>与远程系统建立IPC连接
MNT~[Z9L5G <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
rk=D5E7 <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
^xo<$zn <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
.nV2n@SR <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
>J"IN I <6>服务启动后,killsrv.exe运行,杀掉进程
DA=!AK> <7>清场
,'#TdLe 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
)U^=`* 7 /***********************************************************************
m 2H4V+M+ Module:Killsrv.c
JJ.8V72;!Z Date:2001/4/27
3f;=#|l Author:ey4s
"TRS(d|3 Http://www.ey4s.org E&[5b4D@< ***********************************************************************/
mh
}M|h5Im #include
jW/WG tz #include
|diI(2w #include "function.c"
qY_qS=H^ #define ServiceName "PSKILL"
R!nf^*~ 1/_g36\l$ SERVICE_STATUS_HANDLE ssh;
7 WJ\nK SERVICE_STATUS ss;
j0=6B /////////////////////////////////////////////////////////////////////////
N(/) e void ServiceStopped(void)
[m~J6WB {
@SQsEq+A?\ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
z*@eQauA ss.dwCurrentState=SERVICE_STOPPED;
Q=~"xB8 ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
tjdPia ss.dwWin32ExitCode=NO_ERROR;
\0$+*ejz ss.dwCheckPoint=0;
Q PH=`s ss.dwWaitHint=0;
[g}Cve#i SetServiceStatus(ssh,&ss);
_0H oJ return;
0zt]DCdY }
4WT[( /////////////////////////////////////////////////////////////////////////
ZR.k' void ServicePaused(void)
&|>@K#V8-; {
&(F
c .3m ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
9u=A:n\ ss.dwCurrentState=SERVICE_PAUSED;
HR>Y?B{ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
p8Vqy-: ss.dwWin32ExitCode=NO_ERROR;
fHt \KP ss.dwCheckPoint=0;
'K[ml ?_ ss.dwWaitHint=0;
oqrx7+0{ SetServiceStatus(ssh,&ss);
<'y<8gpM return;
}\4yU=JPK }
AGhenDNV void ServiceRunning(void)
*X5)9dq {
Spm 0` ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
6F\ 6,E ss.dwCurrentState=SERVICE_RUNNING;
% "RJi? ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
]lWqV ss.dwWin32ExitCode=NO_ERROR;
X+vKY ss.dwCheckPoint=0;
I8H3*DE ss.dwWaitHint=0;
L G}{ibB SetServiceStatus(ssh,&ss);
xJq|,":gj return;
q8 v iC| }
qpQ;,8X-" /////////////////////////////////////////////////////////////////////////
iO L$| Z( void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
)>a~ %~: {
RQ+, 7Ir switch(Opcode)
j#HXuV6 {
}1a}pm2p case SERVICE_CONTROL_STOP://停止Service
.jrNi=BP* ServiceStopped();
.#EU@Hc break;
-FeXG#{) case SERVICE_CONTROL_INTERROGATE:
<z Gh}.6v SetServiceStatus(ssh,&ss);
K:Z$V break;
7Sdo*z }
*PmZqe return;
fRp] }
I{Du/"r# //////////////////////////////////////////////////////////////////////////////
n,I3\l9 //杀进程成功设置服务状态为SERVICE_STOPPED
9>RkFV //失败设置服务状态为SERVICE_PAUSED
$b8[/], //
An2>]\L void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
Kda'N$|` {
z?/_b ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
K3&xe( if(!ssh)
$4bc! {
F:j@ JMpQ ServicePaused();
Pz)lq2Zm9 return;
h nydH-;cz }
@]uqC~a^ ServiceRunning();
/9vi Sleep(100);
AXyXK?? //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
{16a P //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
WjD885Xo if(KillPS(atoi(lpszArgv[5])))
)~2\4t4|g ServiceStopped();
\JLGw1F else
@K;b7@4y ServicePaused();
`}X3f#eO& return;
5es t }
W"\~O"a /////////////////////////////////////////////////////////////////////////////
5xH=w: void main(DWORD dwArgc,LPTSTR *lpszArgv)
fit{n]g {
EJ:O 1 SERVICE_TABLE_ENTRY ste[2];
Y6{^cZ!= ste[0].lpServiceName=ServiceName;
M7#!Y= ste[0].lpServiceProc=ServiceMain;
8/e-?2l ste[1].lpServiceName=NULL;
EQ%o oAb8 ste[1].lpServiceProc=NULL;
7x)Pt@c StartServiceCtrlDispatcher(ste);
*'@Oo return;
I}f`iBG }
<Iw{fj| /////////////////////////////////////////////////////////////////////////////
96WzgHPWo 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
X[tt'5 下:
s-p)^B /***********************************************************************
'-wmY?ZFxy Module:function.c
pcMzLMG< Date:2001/4/28
%;`Kd}CO Author:ey4s
j~v`q5X Http://www.ey4s.org <J509j ***********************************************************************/
j>8DaEfwx #include
;|Cdq ////////////////////////////////////////////////////////////////////////////
b.*LmSX# BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
c^}G=Z1@ {
yan^\)HZ TOKEN_PRIVILEGES tp;
\Qml~?$@lH LUID luid;
(p]FI# y ?Y"%BS+pt if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
N{J
1C6 {
MA
.;=T printf("\nLookupPrivilegeValue error:%d", GetLastError() );
0O3O^
0 return FALSE;
XgxE M1( }
#X Q/y} ( tp.PrivilegeCount = 1;
gL<n?FG4b tp.Privileges[0].Luid = luid;
"GMU~594 if (bEnablePrivilege)
ZP";B^J tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
<83Ky;ry else
Yp\n=#$[ tp.Privileges[0].Attributes = 0;
'LgRdtO6 // Enable the privilege or disable all privileges.
$6Ma{r C| AdjustTokenPrivileges(
qbyYNlXqm hToken,
<4rnOQ: FALSE,
p)biOG &tp,
.W]k8N E sizeof(TOKEN_PRIVILEGES),
l!ow\ZuQBF (PTOKEN_PRIVILEGES) NULL,
]V"P
&;m (PDWORD) NULL);
l7`{ O/hN // Call GetLastError to determine whether the function succeeded.
a (U52dO, if (GetLastError() != ERROR_SUCCESS)
[?K>s>it {
IQ_6DF printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
I`_2Q:r return FALSE;
(%_X{R' }
l";Yw]:^ return TRUE;
f' A$':Y }
KL \>-
////////////////////////////////////////////////////////////////////////////
yD"]:ts3 BOOL KillPS(DWORD id)
\$ 9C1@B@ {
=.`\V] HANDLE hProcess=NULL,hProcessToken=NULL;
7@@g|l] BOOL IsKilled=FALSE,bRet=FALSE;
RV~t%Sw^ __try
m6R/, {
?/|Xie E/cV59 if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
@=kgK[t
9 {
`v-[& printf("\nOpen Current Process Token failed:%d",GetLastError());
?]><#[?'L __leave;
Pmv@ }
E&9<JS //printf("\nOpen Current Process Token ok!");
nDnJ}`k if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
luP;P& {
uV:R3#^ __leave;
IiE6i43 }
T)P)B6q printf("\nSetPrivilege ok!");
Gz&} OO B:h<iU:'D if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
N.*)-O
{
Kq[4I[+R printf("\nOpen Process %d failed:%d",id,GetLastError());
5 `1 __leave;
<::lfPP }
>/ay'EyY;> //printf("\nOpen Process %d ok!",id);
L[<#>/NPy if(!TerminateProcess(hProcess,1))
'0Cp {
,HP }}K+S printf("\nTerminateProcess failed:%d",GetLastError());
o`f^ m __leave;
Pn!~U] A$% }
:#:|:q.] IsKilled=TRUE;
3\W/VBJJ }
hs7!S+[.$$ __finally
L{1sYR%s\ {
t:2DB) if(hProcessToken!=NULL) CloseHandle(hProcessToken);
$udhTI#, if(hProcess!=NULL) CloseHandle(hProcess);
v,i|:;G }
"t^v;?4 return(IsKilled);
i q`}c
|c }
1.14tS-}[4 //////////////////////////////////////////////////////////////////////////////////////////////
}AS?q?4? OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
{+9RJmZg /*********************************************************************************************
)Qb,zS6 ModulesKill.c
SIp)& Create:2001/4/28
#*bmwb*i Modify:2001/6/23
VcKB:(:[ Author:ey4s
R;DU68R Http://www.ey4s.org SfS3}Tn[ PsKill ==>Local and Remote process killer for windows 2k
F! =l
r **************************************************************************/
lpG%rN! #include "ps.h"
1(DiV#epG #define EXE "killsrv.exe"
"{~5QO #define ServiceName "PSKILL"
@1CXc"IgA ?xR7Ii3 #pragma comment(lib,"mpr.lib")
^m z9sV //////////////////////////////////////////////////////////////////////////
-rO34l //定义全局变量
`XxnQng SERVICE_STATUS ssStatus;
t@!n?j
I SC_HANDLE hSCManager=NULL,hSCService=NULL;
f$dPDbZQ BOOL bKilled=FALSE;
t"$~o:U&) char szTarget[52]=;
b`X''6 //////////////////////////////////////////////////////////////////////////
mG
S4W; BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
:|;@FkQ BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
[v~,|N>w BOOL WaitServiceStop();//等待服务停止函数
coAXYn BOOL RemoveService();//删除服务函数
Y(Oh7VwY*P /////////////////////////////////////////////////////////////////////////
c'2/ C5 int main(DWORD dwArgc,LPTSTR *lpszArgv)
l@);U%\pS {
]s=|+tz\V BOOL bRet=FALSE,bFile=FALSE;
o-6d$c}{f char tmp[52]=,RemoteFilePath[128]=,
v@zi?D K szUser[52]=,szPass[52]=;
Gd!-fqNa'x HANDLE hFile=NULL;
?Ek)" l DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
D[+LU( x*Z'i<;B //杀本地进程
X%b1KG|#( if(dwArgc==2)
%mC@} {
irQ'Rm[ if(KillPS(atoi(lpszArgv[1])))
JY printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
~/G)z?+E else
`=Ip>7T& printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
^Wld6:L{I lpszArgv[1],GetLastError());
Vg'R=+Wb return 0;
NifQsy)*% }
<IR#W$[ //用户输入错误
f30J8n"k else if(dwArgc!=5)
~kZdep^] {
G[KjK$.Ts? printf("\nPSKILL ==>Local and Remote Process Killer"
[1rQ'FBB^1 "\nPower by ey4s"
=muQ7l:( "\nhttp://www.ey4s.org 2001/6/23"
{JfQQP&FV "\n\nUsage:%s <==Killed Local Process"
&3SS.&g4W "\n %s <==Killed Remote Process\n",
P3"R2- lpszArgv[0],lpszArgv[0]);
-m@c{&r return 1;
Qxz[ }
DZ|*hQU>K //杀远程机器进程
L"ho|v9: strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
MtJ-pa~n strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
2Wzx1_D"a strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
HTh?&u\QG [|:{qQyD //将在目标机器上创建的exe文件的路径
Xc-["y64 sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
mI8EeMa{ __try
rDFrreQP {
( eKgc //与目标建立IPC连接
g@#he95 } if(!ConnIPC(szTarget,szUser,szPass))
_ ^FC9 {
SWrTM printf("\nConnect to %s failed:%d",szTarget,GetLastError());
`bQ_eRw} return 1;
vgeqH[: }
.RpJZ[E printf("\nConnect to %s success!",szTarget);
Xmr}$<<= //在目标机器上创建exe文件
4|PWR_x SXw r$)4_ hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
+JErc)% E,
=7V4{|ESfy NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
ehW [LRtq if(hFile==INVALID_HANDLE_VALUE)
r(r(&NU {
+iC:/CJL printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
}T[@G6# __leave;
]({-vG\m }
ExG(*[l //写文件内容
hJM&rM7 while(dwSize>dwIndex)
9\ "\7S/Z {
W^iK9|[qp -jJhiaJ$< if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
CA#g(SiZ {
^t'mW;C$4 printf("\nWrite file %s
c+l1l0BA failed:%d",RemoteFilePath,GetLastError());
ZuGSR GX' __leave;
v\@qMaPY }
5[;[ Te9=S dwIndex+=dwWrite;
fAJyD`]Z }
Kxr{Nx //关闭文件句柄
(}b~}X9 CloseHandle(hFile);
g!^N#o bFile=TRUE;
2 `AdNt, //安装服务
+,spC`M6h if(InstallService(dwArgc,lpszArgv))
=%|`gZ {
2_pF#M9 //等待服务结束
a*(Zb|g if(WaitServiceStop())
S#GxKMO% {
:lai0>
D //printf("\nService was stoped!");
IRg2\Hq }
/!ElAL
else
$^Xxn.B9 {
~) ;4O8~. //printf("\nService can't be stoped.Try to delete it.");
~DD
_n }
"]"0d[d Sleep(500);
C@Wzg //删除服务
mW{;$@PLF" RemoveService();
) k/&,J3 }
0#NMNZ
}
+ nR("Il __finally
Kyh6QA^ {
z<eu=OD4t //删除留下的文件
K#A& if(bFile) DeleteFile(RemoteFilePath);
P"NI> HM //如果文件句柄没有关闭,关闭之~
o'lG9ePM| if(hFile!=NULL) CloseHandle(hFile);
2xN7lfu1RB //Close Service handle
uL)MbM] if(hSCService!=NULL) CloseServiceHandle(hSCService);
g/C 7wc //Close the Service Control Manager handle
<lB2Nv-, if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
<qR$ `mLN //断开ipc连接
!IOmJpl' wsprintf(tmp,"\\%s\ipc$",szTarget);
:Ak^M~6a5 WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
!5d n7Wuj if(bKilled)
4PVg? printf("\nProcess %s on %s have been
21OfTV-+3 killed!\n",lpszArgv[4],lpszArgv[1]);
U,2OofLM else
"22./vWV|i printf("\nProcess %s on %s can't be
Gxd/t#; killed!\n",lpszArgv[4],lpszArgv[1]);
/6rjGc }
.!~ysy return 0;
a >fA-@ }
# m|el@) //////////////////////////////////////////////////////////////////////////
r)S:=Is5 BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
F,_cci`p {
-}m NETRESOURCE nr;
*wJ$U char RN[50]="\\";
u8 k^\Do I0Do% strcat(RN,RemoteName);
_j+,'\B strcat(RN,"\ipc$");
b#I,Z+0ry '\{ OQH nr.dwType=RESOURCETYPE_ANY;
6Y [&1c8 nr.lpLocalName=NULL;
9-n]_AF`0 nr.lpRemoteName=RN;
t'F$/mx. nr.lpProvider=NULL;
q<\r}1Dm 9]3l' if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
R}Zaz3( Hd return TRUE;
#4|RaI|. else
9y\nO)\Tv return FALSE;
xLIyh7$t }
_LF'0s* /////////////////////////////////////////////////////////////////////////
8!v|`Ky BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
6No.2Oo {
O#igH BOOL bRet=FALSE;
` .`:~_OE __try
~6#mVP5sU) {
s;h`n$ //Open Service Control Manager on Local or Remote machine
S*}GW-)oA hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
9>+>s ?IgK if(hSCManager==NULL)
x/1FQ>n:9 {
cMi9 Z] printf("\nOpen Service Control Manage failed:%d",GetLastError());
jEKa9rt __leave;
0(&uH0x }
9I 6^-m@: //printf("\nOpen Service Control Manage ok!");
Yaq0mef0 //Create Service
h`fZ8|yw hSCService=CreateService(hSCManager,// handle to SCM database
RCqL~7C+ k ServiceName,// name of service to start
TPb&";4ROf ServiceName,// display name
a?Om;-i2`S SERVICE_ALL_ACCESS,// type of access to service
JK)|a@BtOT SERVICE_WIN32_OWN_PROCESS,// type of service
j 1'H|4 SERVICE_AUTO_START,// when to start service
HV`u#hZ7C SERVICE_ERROR_IGNORE,// severity of service
&h[)nD failure
Jur$O,u40l EXE,// name of binary file
0D:uM$
i] NULL,// name of load ordering group
7#
'j>] NULL,// tag identifier
Uj 3{c NULL,// array of dependency names
:8n?G NULL,// account name
*QW.#y>"j NULL);// account password
/_fZ2$/ //create service failed
mp3 Dc if(hSCService==NULL)
7TAoWD3
{
j,,#B4b //如果服务已经存在,那么则打开
;2 o{6 if(GetLastError()==ERROR_SERVICE_EXISTS)
KI<