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。
22(]x}` OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
/)OO)B-r <1>与远程系统建立IPC连接
dUVTQ18F <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
QBT-J`Pz <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
. R8W< <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
$S-;M0G
x <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
\#*;H|U.x <6>服务启动后,killsrv.exe运行,杀掉进程
o9SfWErZ <7>清场
b}{9
:n/SC 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
>|&OcU /***********************************************************************
L08;z Module:Killsrv.c
5~rY=0t Date:2001/4/27
d4=u`2w Author:ey4s
.Y Frb+6 Http://www.ey4s.org _ . ***********************************************************************/
`0gK;D8t #include
Q~8&pP8I! #include
Env}g CX #include "function.c"
w5JC 2 #define ServiceName "PSKILL"
gJcL{] tNNg[;0 SERVICE_STATUS_HANDLE ssh;
eOnl
sx/ SERVICE_STATUS ss;
l4.@YYzbp. /////////////////////////////////////////////////////////////////////////
0JWD] " void ServiceStopped(void)
lNnbd?D8 {
(Y@|h%1W ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
f(ec/0W ss.dwCurrentState=SERVICE_STOPPED;
ykl=KR ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
n'(n4qH2#s ss.dwWin32ExitCode=NO_ERROR;
vWU4ZBT8G ss.dwCheckPoint=0;
Tqh Rs ss.dwWaitHint=0;
HC, 0"W SetServiceStatus(ssh,&ss);
@^jLYu|W return;
z\ $>k_ }
>Zp]vK~s /////////////////////////////////////////////////////////////////////////
8Nq Iz void ServicePaused(void)
-bX.4+U {
!suiqP1\* ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
5v-;* ss.dwCurrentState=SERVICE_PAUSED;
K`Zb;R
X ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
YVV $g-D} ss.dwWin32ExitCode=NO_ERROR;
NGD2z. ss.dwCheckPoint=0;
745V!#3!M
ss.dwWaitHint=0;
@x>2|`65Y SetServiceStatus(ssh,&ss);
&7nfTc return;
5|={1Lp24g }
0'2{[xF void ServiceRunning(void)
%cif0Td {
&!aLOx*3` ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
+}Wo=R} ss.dwCurrentState=SERVICE_RUNNING;
yXQ;LQ; ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
*LQY6=H ss.dwWin32ExitCode=NO_ERROR;
L6}x3 ss.dwCheckPoint=0;
?mUu(D:7D ss.dwWaitHint=0;
Uwil*Jh SetServiceStatus(ssh,&ss);
w)>z3Lm return;
?)<XuMh }
xb_:9 /////////////////////////////////////////////////////////////////////////
31\^9w__8 void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
gMMd= {
@+vTGjHA switch(Opcode)
VNot4 62L {
1:Gd{z case SERVICE_CONTROL_STOP://停止Service
%* ;
8m' ServiceStopped();
c|a|z}(/J break;
hWe}(Ks case SERVICE_CONTROL_INTERROGATE:
L#N.pd
SetServiceStatus(ssh,&ss);
KPcuGJ break;
O
lIH0 }
cf3c+.o return;
f__WnW5h }
,H1~_|)< //////////////////////////////////////////////////////////////////////////////
'a[|}nJ3 //杀进程成功设置服务状态为SERVICE_STOPPED
oeKc-[r //失败设置服务状态为SERVICE_PAUSED
D6:J*F&? //
2^lT!X@ void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
?pY!sG {
==r|]~x
ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
NX", e= if(!ssh)
!\uk b {
/pN2Jst ServicePaused();
Wm&f+{LO+K return;
+ # >%bq x }
AWNd(B2o ServiceRunning();
G{Q'N04RA Sleep(100);
;MI<J>s //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
PTZ1oD //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
n?tAa|_ if(KillPS(atoi(lpszArgv[5])))
ZEJadR ServiceStopped();
D/`E!6Fk= else
F}[;ytmUS ServicePaused();
1uQf} return;
K0@7/*% }
m%\[1|N /////////////////////////////////////////////////////////////////////////////
JH;DVPX9z void main(DWORD dwArgc,LPTSTR *lpszArgv)
<\mc|p" {
_Q}z 6+_\ SERVICE_TABLE_ENTRY ste[2];
]}l!L; ste[0].lpServiceName=ServiceName;
3dphS ^X ste[0].lpServiceProc=ServiceMain;
$O-, :<HY ste[1].lpServiceName=NULL;
OwaXG/z~ ste[1].lpServiceProc=NULL;
%%[TM(z StartServiceCtrlDispatcher(ste);
h;M2ylOu. return;
\LXC269 }
*p!dd?8 /////////////////////////////////////////////////////////////////////////////
Z`KmH.l! function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
lukV
G2wDL 下:
&3J#"9_S /***********************************************************************
{r8CzJ'f Module:function.c
]f~YeOB@ Date:2001/4/28
x"80c(i Author:ey4s
|i8dI )b Http://www.ey4s.org \&90$>h ***********************************************************************/
'wt|buu-H #include
[9^e
u>)A ////////////////////////////////////////////////////////////////////////////
jwox?] f+ BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
,&SJ?XAs {
G#v7-&Yl6 TOKEN_PRIVILEGES tp;
d`/{0 :F LUID luid;
9@B+$~:}7 I SmnZ@ if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
<,C})H? {
T5;D0tM/ printf("\nLookupPrivilegeValue error:%d", GetLastError() );
m`"s$\fah return FALSE;
KA#-X2U/ }
Hkt'~L* tp.PrivilegeCount = 1;
]0le=Ee^% tp.Privileges[0].Luid = luid;
+s}28U! if (bEnablePrivilege)
E>D@#I> tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
swA"_A8>u else
W~FA9Jd'Z tp.Privileges[0].Attributes = 0;
](D [T // Enable the privilege or disable all privileges.
HfiM]^ AdjustTokenPrivileges(
|O?Aj1g[c? hToken,
&i!] FALSE,
)^+$5OR\c &tp,
0oMMJ6"i sizeof(TOKEN_PRIVILEGES),
TW0^wSm (PTOKEN_PRIVILEGES) NULL,
KK?~i[aL (PDWORD) NULL);
9Ba<'wk/>" // Call GetLastError to determine whether the function succeeded.
!%@{S8IP.v if (GetLastError() != ERROR_SUCCESS)
(" %yV_R {
~/%){t/uLY printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
mUbaR return FALSE;
'z'm:|JW }
urB.K<5ZA return TRUE;
zZHsS$/ }
AF-.Nwp ////////////////////////////////////////////////////////////////////////////
RYNzTA BOOL KillPS(DWORD id)
H>]x<#uz) {
=$Z'F<|d HANDLE hProcess=NULL,hProcessToken=NULL;
OUPpz_y BOOL IsKilled=FALSE,bRet=FALSE;
2LdV=ifq2S __try
@\R)k(F {
^-_!:7TH] (XH)1 -Z! if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
f@mM&e=f {
{UN z UaE printf("\nOpen Current Process Token failed:%d",GetLastError());
\ck3y]a[ __leave;
LzfLCGA^ }
=`U[{3A_ //printf("\nOpen Current Process Token ok!");
Cu]X&l if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
n'H\*9t {
L%"Mp(gZ __leave;
C@-JH\{\T# }
Yy}aQF#M printf("\nSetPrivilege ok!");
k*Kq:$9" ajAEGD2Zq if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
2~)]E#9 {
))N^)HR printf("\nOpen Process %d failed:%d",id,GetLastError());
lI 8"o>-~ __leave;
mx yT==E }
/Kvb$]F+! //printf("\nOpen Process %d ok!",id);
Fk43sqU6~ if(!TerminateProcess(hProcess,1))
1jyWP#M# {
r4s R5p]| printf("\nTerminateProcess failed:%d",GetLastError());
8z-Td- R6 __leave;
83a
Rq&(R }
9maw+ c!~ IsKilled=TRUE;
gyK"#-/_d }
f2=s{0SX0 __finally
M: 6cma5 {
L!Ro`6|7; if(hProcessToken!=NULL) CloseHandle(hProcessToken);
D-.>Dw: if(hProcess!=NULL) CloseHandle(hProcess);
O\w%E@9Fh }
(LjY<dQO return(IsKilled);
u+'=EGl }
[F%\1xh //////////////////////////////////////////////////////////////////////////////////////////////
P<hqr; 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:
w~9gZ&hdp /*********************************************************************************************
Z%Gvf~u ModulesKill.c
OW>U5 \q Create:2001/4/28
TwN8|ibVmP Modify:2001/6/23
9(_/jU4mc Author:ey4s
f`%k@\
Http://www.ey4s.org sw1XN?O PsKill ==>Local and Remote process killer for windows 2k
K^S#?T|[9 **************************************************************************/
k[p #include "ps.h"
F-Ea85/K@4 #define EXE "killsrv.exe"
;H^!yj5H #define ServiceName "PSKILL"
4Zq5 Xw%z#6l #pragma comment(lib,"mpr.lib")
&}FYz8w 2/ //////////////////////////////////////////////////////////////////////////
z 4-wvn<* //定义全局变量
b6lL8KOu SERVICE_STATUS ssStatus;
sDiYm}W SC_HANDLE hSCManager=NULL,hSCService=NULL;
D7%89qt BOOL bKilled=FALSE;
<3qbgn>}b char szTarget[52]=;
^\!p;R //////////////////////////////////////////////////////////////////////////
e:l 6; BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
R3~&|>7/T BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
(F)zj<{f BOOL WaitServiceStop();//等待服务停止函数
ivm.ng[ BOOL RemoveService();//删除服务函数
A9#2.5 /////////////////////////////////////////////////////////////////////////
t*x;{{jL#( int main(DWORD dwArgc,LPTSTR *lpszArgv)
%(E6ADB {
ubLLhf BOOL bRet=FALSE,bFile=FALSE;
.28*vkH%C= char tmp[52]=,RemoteFilePath[128]=,
QWoEo szUser[52]=,szPass[52]=;
L*Y}pO HANDLE hFile=NULL;
=[WccF DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
gUMUh]j 25(\'484> //杀本地进程
m0 P5a%D if(dwArgc==2)
}fhVn;~}8 {
Rz)#VVYC= if(KillPS(atoi(lpszArgv[1])))
S("bN{7nE printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
Z(Vrmz2. else
Oe27 3Y^e printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
,wV2ZEW}e lpszArgv[1],GetLastError());
%vksN$^ return 0;
j% nd }
li{_biey} //用户输入错误
y8L:nnSj else if(dwArgc!=5)
VltWY'\Wu; {
[B4?Z-K% printf("\nPSKILL ==>Local and Remote Process Killer"
d_`Ze.^
"\nPower by ey4s"
0jXIx2y "\nhttp://www.ey4s.org 2001/6/23"
Q6BWax| "\n\nUsage:%s <==Killed Local Process"
-K0tK~%q "\n %s <==Killed Remote Process\n",
%%_90t lpszArgv[0],lpszArgv[0]);
[bp"U*!9P return 1;
SXT/9FteZ }
SlZu-4J.- //杀远程机器进程
=$'Zmb
[D strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
+)|2$$m strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
{p-%\nOC strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
KpE#Ye& YPM>FDxDB //将在目标机器上创建的exe文件的路径
TnG"_VK9R sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
IV*}w"r __try
p+t8*lkq {
{T IGPK //与目标建立IPC连接
i~2>kxf;K1 if(!ConnIPC(szTarget,szUser,szPass))
>GcFk&x {
x6,RW],FGR printf("\nConnect to %s failed:%d",szTarget,GetLastError());
V7^?jck return 1;
NE! Xt <A }
+)Ty^;+[1 printf("\nConnect to %s success!",szTarget);
YT_kMy> //在目标机器上创建exe文件
&F:7U! f`c z@ hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
gR6:J E,
LDNpEX~ NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
OYKV* if(hFile==INVALID_HANDLE_VALUE)
]}B&-Yp {
D(&OyZ~Q+ printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
j)uIe)wZw __leave;
l}wBthwCc }
jfWIPN //写文件内容
pZR^ HOq while(dwSize>dwIndex)
}'{(rU {
|QY+vO7fxj 6?74l; if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
wEp/bR1= {
xs:{%ki printf("\nWrite file %s
&dS+!<3 failed:%d",RemoteFilePath,GetLastError());
we@bq,\w __leave;
]_Qc}pMF& }
H(X~=r dwIndex+=dwWrite;
9qPP{K,Pq2 }
*iR`mZb //关闭文件句柄
r[lHYO CloseHandle(hFile);
,lUo@+ bFile=TRUE;
qdm!]w.G5 //安装服务
OJK/> if(InstallService(dwArgc,lpszArgv))
MVCCh+,GI {
4>|5B: //等待服务结束
4[#.N
3Y4* if(WaitServiceStop())
,^[s4
=3X? {
/j^zHrLN //printf("\nService was stoped!");
GZ e
)QH }
?=vwr,ir else
KIS.4nt#d" {
]uZH 0 //printf("\nService can't be stoped.Try to delete it.");
u-W=~EO5# }
$ D89|sy Sleep(500);
HaSH0eTw //删除服务
UOY1^wY RemoveService();
UWnH2 }
&A9+%kOk> }
<Du*Re6g __finally
VMHY.Rf {
94R+S-|P //删除留下的文件
$DVy$)a!u if(bFile) DeleteFile(RemoteFilePath);
D9Z5g3s7R //如果文件句柄没有关闭,关闭之~
_&M>f? l if(hFile!=NULL) CloseHandle(hFile);
`+6HHtF //Close Service handle
8sg *qQ if(hSCService!=NULL) CloseServiceHandle(hSCService);
wVvU]UT //Close the Service Control Manager handle
HqgH\ if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
NanU%#& //断开ipc连接
W6PGv1iaW> wsprintf(tmp,"\\%s\ipc$",szTarget);
hi=U WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
?( '%QfT if(bKilled)
_PaOw%Y9 printf("\nProcess %s on %s have been
M{H&5 9v killed!\n",lpszArgv[4],lpszArgv[1]);
3l^pY18H' else
V]AL'}(
0 printf("\nProcess %s on %s can't be
'*k\IM{h killed!\n",lpszArgv[4],lpszArgv[1]);
C+k>Ajr }
X*~YCF[_ return 0;
s6egd%r }
HI?>]zz| //////////////////////////////////////////////////////////////////////////
{\e}43^9N BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
5YCbFk^ {
4EK[gM8 NETRESOURCE nr;
$X?V_K;9/ char RN[50]="\\";
@|@43}M]C- t|q=NK/ strcat(RN,RemoteName);
}>w;
+XU strcat(RN,"\ipc$");
d?K8Ygz dO@iq^9- nr.dwType=RESOURCETYPE_ANY;
9~_6mR< nr.lpLocalName=NULL;
Gl:ASPZ6 nr.lpRemoteName=RN;
x:x QXjJ nr.lpProvider=NULL;
{)y4Qp _H,RcpyJ if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
6i4j(P return TRUE;
V;V9_qP, else
\5Jv;gc\\ return FALSE;
p.HA`R> }
+D@R'$N /////////////////////////////////////////////////////////////////////////
?,NAihN] BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
oW_WW$+N {
(nzt}i0 BOOL bRet=FALSE;
V6k9L*VP __try
`et<Z {
*v9G#[gG //Open Service Control Manager on Local or Remote machine
[>0r'-kI hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
:-Pj )Y{I if(hSCManager==NULL)
8M|Q^VeT,1 {
,aJrN!fzU printf("\nOpen Service Control Manage failed:%d",GetLastError());
vEsSqzc __leave;
2R!W5gs1< }
}FXRp=s //printf("\nOpen Service Control Manage ok!");
3XRG" //Create Service
D6t]E)FH hSCService=CreateService(hSCManager,// handle to SCM database
RBXoU'. ServiceName,// name of service to start
!=we7vK} ServiceName,// display name
lySa Jd SERVICE_ALL_ACCESS,// type of access to service
NSq"\A\ SERVICE_WIN32_OWN_PROCESS,// type of service
-AE/,@ \P SERVICE_AUTO_START,// when to start service
DXt^Ym5Cv SERVICE_ERROR_IGNORE,// severity of service
1<83MO; failure
2XtQ"`) EXE,// name of binary file
eG v"&kr NULL,// name of load ordering group
zN1;v6; NULL,// tag identifier
dUZ&T