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。
$?,a[79 OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
Te2zK7:
<1>与远程系统建立IPC连接
k3+e;[My+ <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
K"<PGOF <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
<Sz52Suh> <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
h'
!imQ <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
\%sVHt`c <6>服务启动后,killsrv.exe运行,杀掉进程
,>t69 Ad <7>清场
\#68;)+= 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
Ku&!?m@C /***********************************************************************
%/>xO3"T Module:Killsrv.c
X2tk[Kr Date:2001/4/27
|uW:r17 Author:ey4s
9]t[J_YM Http://www.ey4s.org BmHwu{n' ***********************************************************************/
tO_H!kP #include
+(uYwdcN #include
F}"] 92 #include "function.c"
LqdY Qd51 #define ServiceName "PSKILL"
j)t+jcMUI & cNy SERVICE_STATUS_HANDLE ssh;
Mv c`)_Md SERVICE_STATUS ss;
pfx3C* /////////////////////////////////////////////////////////////////////////
0l;<5 void ServiceStopped(void)
H+
h07\?
% {
@!&}}"< ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
'0$?h9" ss.dwCurrentState=SERVICE_STOPPED;
b3wM;jv ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
yr#5k`&\_ ss.dwWin32ExitCode=NO_ERROR;
AmwWH7,g ss.dwCheckPoint=0;
G/%iu;7ZCb ss.dwWaitHint=0;
.I}:m%zv SetServiceStatus(ssh,&ss);
JbB}y'c4}= return;
'qdPw%d }
2,aPr:] /////////////////////////////////////////////////////////////////////////
IrMl:+t\ void ServicePaused(void)
RE.r4uOJg {
9Lh|DK,nV/ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
Le"oAA#[ ss.dwCurrentState=SERVICE_PAUSED;
syip; ; ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
lnE+Au' ss.dwWin32ExitCode=NO_ERROR;
-@>BHC ss.dwCheckPoint=0;
<
j$#9QQ1 ss.dwWaitHint=0;
"RVcA", SetServiceStatus(ssh,&ss);
nA?Hxos return;
zrVC8Wb }
6h3HDFS7s void ServiceRunning(void)
6Es?
MW= {
azjEq$<M ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
y2O4I'/5< ss.dwCurrentState=SERVICE_RUNNING;
(Qgde6 ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
2xw6 5z ss.dwWin32ExitCode=NO_ERROR;
fF*`'i=! ss.dwCheckPoint=0;
;,&8QcSVY ss.dwWaitHint=0;
&[2U$ `P`V SetServiceStatus(ssh,&ss);
+.y
.Mp return;
\D>$aLO*? }
MxzLK%am /////////////////////////////////////////////////////////////////////////
Knhp*V? void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
?^:h\C^a" {
&D%(~|' switch(Opcode)
0J.dG/I% {
zi~5l#I case SERVICE_CONTROL_STOP://停止Service
?S?2 0 ServiceStopped();
}HEvr)v9 break;
>zkRcm case SERVICE_CONTROL_INTERROGATE:
$./bjV% SetServiceStatus(ssh,&ss);
Ifk#/d break;
s] /tYJYl }
/v095H@ return;
!L5jj#0 }
A?TBtAe //////////////////////////////////////////////////////////////////////////////
H'
T //杀进程成功设置服务状态为SERVICE_STOPPED
W)(^m},*8D //失败设置服务状态为SERVICE_PAUSED
xf%4, JQ //
}FF W|f void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
y}C`&nW[= {
J/7R\;q`~o ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
?=GXqbS" if(!ssh)
8+mH:O {
S'dV>m` ServicePaused();
6.t',LTB return;
I2(zxq&2M\ }
:a:[. ServiceRunning();
_WX#a|4h{ Sleep(100);
569}Xbc/ //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
$4jell //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
+7Kyyu)y@ if(KillPS(atoi(lpszArgv[5])))
( *G\g=D ServiceStopped();
M.h`&8 else
*`(
<'Z ServicePaused();
T^Ab!O return;
lCW8<g^ }
~}Z\:#U /////////////////////////////////////////////////////////////////////////////
,(a5 @H$f void main(DWORD dwArgc,LPTSTR *lpszArgv)
avmcw~
TF {
2/,0iwj- SERVICE_TABLE_ENTRY ste[2];
uH3D{4 ste[0].lpServiceName=ServiceName;
1e xl0]- ste[0].lpServiceProc=ServiceMain;
M>jtFP<S ste[1].lpServiceName=NULL;
3Q/#T1@ ste[1].lpServiceProc=NULL;
B*!WrB:s StartServiceCtrlDispatcher(ste);
4YZS"K'E return;
~-a'v! }
wPbkUVO /////////////////////////////////////////////////////////////////////////////
x*oWa, 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
&iN--~}!$ 下:
Qy#)Gxp /***********************************************************************
wV?,Z!\Z Module:function.c
3M5#4n\v$ Date:2001/4/28
}U@m*dEG Author:ey4s
UDf9FnG}L Http://www.ey4s.org c= UU" ***********************************************************************/
bg|!'1bD`5 #include
sqx`">R ////////////////////////////////////////////////////////////////////////////
F#xa`*AP BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
Ou'?]{ {
Y}6n]n;uR TOKEN_PRIVILEGES tp;
}awzO# LUID luid;
?_\$ (3\Xy if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
r!}al5~& {
Dc~,D1xWj printf("\nLookupPrivilegeValue error:%d", GetLastError() );
66snC{gU return FALSE;
%/kyT%1 }
G;gJNK"e tp.PrivilegeCount = 1;
4
;Qlu tp.Privileges[0].Luid = luid;
A5#y?Aq if (bEnablePrivilege)
]j>i.5 tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
OEdJc\n_R else
ujW1+Oj=~ tp.Privileges[0].Attributes = 0;
fpM#XFj // Enable the privilege or disable all privileges.
o/[ AdjustTokenPrivileges(
o6"*4P| hToken,
+.[\g|G FALSE,
_9:@Vl]Q@ &tp,
xChI,~i sizeof(TOKEN_PRIVILEGES),
lA>\Ko (PTOKEN_PRIVILEGES) NULL,
j:5%ppIY (PDWORD) NULL);
,1Qd\8N9 // Call GetLastError to determine whether the function succeeded.
O?bK%P]ay if (GetLastError() != ERROR_SUCCESS)
m9M
FwfZ {
jc_\'Gr+[ printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
jdevat,&u return FALSE;
{TXOQ>gY }
$#o1MX return TRUE;
mxrG)n6Y }
vUQFQ ////////////////////////////////////////////////////////////////////////////
7J >Gd BOOL KillPS(DWORD id)
(7lBID4 {
~E4"}n[3A# HANDLE hProcess=NULL,hProcessToken=NULL;
oN[Th BOOL IsKilled=FALSE,bRet=FALSE;
>=ot8%.!,B __try
2k7bK6=nm {
~7q uTp) Vu0KtG9 if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
(.K\Jg'Y6j {
\zXlN printf("\nOpen Current Process Token failed:%d",GetLastError());
x:K?\< __leave;
>L((2wfiN }
cu#e38M&eE //printf("\nOpen Current Process Token ok!");
bC@k>yC- if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
z?8~[h{i% {
x_@i(oQ:_ __leave;
toa-Wa{ }
8uG0^h} printf("\nSetPrivilege ok!");
_3Q8n| Mjpo1dw if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
~QG?k {
p5c8YfM printf("\nOpen Process %d failed:%d",id,GetLastError());
~pP0|B*% __leave;
w=r&?{ }
2x$x;
\*j //printf("\nOpen Process %d ok!",id);
L3y5 a?G if(!TerminateProcess(hProcess,1))
^<V9'Ut {
_|c&@M printf("\nTerminateProcess failed:%d",GetLastError());
#S
QXTR __leave;
<FFJzNc+ }
lHBI IsKilled=TRUE;
bk#xiuwT }
fhp)S", __finally
RcY[rnI6 {
T)u4S[
& if(hProcessToken!=NULL) CloseHandle(hProcessToken);
s(@h 2:j if(hProcess!=NULL) CloseHandle(hProcess);
f%^'P"R }
)jW(6 return(IsKilled);
kv|,b }
_ P ,@ //////////////////////////////////////////////////////////////////////////////////////////////
ESQ!@G/n 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:
O?K./So& /*********************************************************************************************
Wz=OSH7"f ModulesKill.c
u,i]a#K Create:2001/4/28
4~?2wvz G4 Modify:2001/6/23
.{dE}2^ Author:ey4s
ol!86rky Http://www.ey4s.org yM$J52#d# PsKill ==>Local and Remote process killer for windows 2k
<Q`&o@I **************************************************************************/
9$WJ"] #include "ps.h"
=v2%Vs\7k #define EXE "killsrv.exe"
6o}V@UzqV #define ServiceName "PSKILL"
#0y<a:}R c c G['7 #pragma comment(lib,"mpr.lib")
f>iuHR*EXB //////////////////////////////////////////////////////////////////////////
7s>a2 //定义全局变量
r7z6___ SERVICE_STATUS ssStatus;
?A=b6Um SC_HANDLE hSCManager=NULL,hSCService=NULL;
4^Qi2[ w BOOL bKilled=FALSE;
'qeP6}M char szTarget[52]=;
y,C!9l //////////////////////////////////////////////////////////////////////////
>Gd.&flSj BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
u]vPy
ria BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
k'13f,o} BOOL WaitServiceStop();//等待服务停止函数
_\AUQ{ BOOL RemoveService();//删除服务函数
nsJ:Osq| /////////////////////////////////////////////////////////////////////////
;x[pM_ int main(DWORD dwArgc,LPTSTR *lpszArgv)
")\aJ8 {
W}gVIfe BOOL bRet=FALSE,bFile=FALSE;
lJ/6-dP char tmp[52]=,RemoteFilePath[128]=,
~Yk"Hos szUser[52]=,szPass[52]=;
+mWjBY HANDLE hFile=NULL;
*re 44 DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
7c1+t_ Ew 8GB]95JWwp //杀本地进程
;<6"JP>0 if(dwArgc==2)
Du_$C[ {
;w6s<a@Zh if(KillPS(atoi(lpszArgv[1])))
Zw=G@4xoU printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
mx tgb$* else
iz
x[ printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
J%P)%yX lpszArgv[1],GetLastError());
S=9E@(] return 0;
b~wKF0vq }
'C]jwxy //用户输入错误
h%b hrkD else if(dwArgc!=5)
edN8-P( {
FN{/.?w( printf("\nPSKILL ==>Local and Remote Process Killer"
U1\MA6pXW "\nPower by ey4s"
9+VF<;Xw "\nhttp://www.ey4s.org 2001/6/23"
JLW$+62 "\n\nUsage:%s <==Killed Local Process"
K`+vfqX "\n %s <==Killed Remote Process\n",
[}k| lpszArgv[0],lpszArgv[0]);
&l^n4 return 1;
BR3mAF }
-uR{X G. D //杀远程机器进程
mTd<2Hy strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
#eEvF strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
g~R/3cm4 strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
[t}):}~F| 2]Fu
1 //将在目标机器上创建的exe文件的路径
GVp sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
hmzair3X __try
q!*MH/R {
c,BAa*]K //与目标建立IPC连接
j;0ih_Z@4W if(!ConnIPC(szTarget,szUser,szPass))
iPFL"v<#J {
!$E~\uT printf("\nConnect to %s failed:%d",szTarget,GetLastError());
wO.B~`y return 1;
7 6*hc }
\9jpCNdJ printf("\nConnect to %s success!",szTarget);
"'aqb~j^ //在目标机器上创建exe文件
WB;J1TpM7 #_p hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
oP-;y&AS E,
S-,kI NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
lm &^tjx if(hFile==INVALID_HANDLE_VALUE)
+3?`M<L0 {
R#fy60 printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
onh?/3l __leave;
t'Htx1#Zc[ }
AO8:|?3S //写文件内容
Tg\hx> while(dwSize>dwIndex)
@ V5S4E {
[Yoa"K Ltg-w\?] if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
+9~ZA3DiP {
|0DP}
`~ printf("\nWrite file %s
%
&+|==- failed:%d",RemoteFilePath,GetLastError());
qa;EI ;8 __leave;
Xa*?<(^` }
VVN#
$ dwIndex+=dwWrite;
A?sNXhh }
g\j>qUjs%Q //关闭文件句柄
,E]|\_] CloseHandle(hFile);
FLEg0/m0 bFile=TRUE;
|w,^"j2R //安装服务
u=l0f6W if(InstallService(dwArgc,lpszArgv))
r'PE5xqF {
}{#7Z8 //等待服务结束
<tU
:U<ea] if(WaitServiceStop())
C &FN#B {
0O^r.&{j> //printf("\nService was stoped!");
]nHe$x!2] }
e
mC\i else
/J8o_EV {
q4zSS #]A //printf("\nService can't be stoped.Try to delete it.");
lk~dgky@ }
q"l>`KCG` Sleep(500);
HMQ'b(a' //删除服务
&BTfDsxAK RemoveService();
KwQXA' }
`^`9{@~ }
2}>go^#O/w __finally
}o{!}g9 {
.8%vd //删除留下的文件
?^ eJ: if(bFile) DeleteFile(RemoteFilePath);
f5N<3 m= //如果文件句柄没有关闭,关闭之~
w[M5M2CF if(hFile!=NULL) CloseHandle(hFile);
xz="|HD); //Close Service handle
BMe72 if(hSCService!=NULL) CloseServiceHandle(hSCService);
h#;?9DP //Close the Service Control Manager handle
[I_BCf if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
a\Tr!Be, //断开ipc连接
{MA@A5 wsprintf(tmp,"\\%s\ipc$",szTarget);
=cknE= WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
,&4zKm if(bKilled)
!__D}k, printf("\nProcess %s on %s have been
@gY'YA8m killed!\n",lpszArgv[4],lpszArgv[1]);
0yKwH\S else
fg< (bXC printf("\nProcess %s on %s can't be
+-'`Q Ae killed!\n",lpszArgv[4],lpszArgv[1]);
?F!W# }
XZ!cW=bqS return 0;
I"~xDa! }
}q/(D? //////////////////////////////////////////////////////////////////////////
pEJ#ad BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
YcEtgpz@ {
"@aq@mY@ NETRESOURCE nr;
55(J&q char RN[50]="\\";
WNl&v] ]9dx3<2_I strcat(RN,RemoteName);
t4C<#nfo strcat(RN,"\ipc$");
<[esA9.]t G!-7ic_4 nr.dwType=RESOURCETYPE_ANY;
fc[" nr.lpLocalName=NULL;
p`pg5R nr.lpRemoteName=RN;
MP_A<F nr.lpProvider=NULL;
`\nON 70d] d+M| if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
AfuXu@UZ_/ return TRUE;
\=$EmHF else
zK[
7:< return FALSE;
5/zf
x }
Cca~Cq[%*( /////////////////////////////////////////////////////////////////////////
;*n_N!v BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
pE~9o 9 {
[BJ$|[11 BOOL bRet=FALSE;
j\%?<2dj= __try
*vRNG 3D/ {
Q@ykQ //Open Service Control Manager on Local or Remote machine
n.=e)* hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
o",f(v&u% if(hSCManager==NULL)
Tyg$`\# {
/h1dm, printf("\nOpen Service Control Manage failed:%d",GetLastError());
8Pl+yiB/o` __leave;
ppPG+[ cz }
^=aml //printf("\nOpen Service Control Manage ok!");
Tz+HIUIxF //Create Service
uEc0/a :. hSCService=CreateService(hSCManager,// handle to SCM database
cfrvy^>, ServiceName,// name of service to start
~| 4U@ ServiceName,// display name
p} t{8j> SERVICE_ALL_ACCESS,// type of access to service
V=G b>_d SERVICE_WIN32_OWN_PROCESS,// type of service
\7OJN
~&< SERVICE_AUTO_START,// when to start service
)< &B