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。
Q>ZxJ!B<k OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
Etj0k}
A <1>与远程系统建立IPC连接
j . "L= <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
Ee~<PDzB <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
biLNR"/E <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
+6zW(Ql/
<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
k?bIu <6>服务启动后,killsrv.exe运行,杀掉进程
6%-RKQi <7>清场
L'Yg$9 Vz 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
c*m7'\ /***********************************************************************
mp'Z.4 Module:Killsrv.c
Yg<L pjq5X Date:2001/4/27
Ri Author:ey4s
OfE>8*RI4 Http://www.ey4s.org Hto RN^9 ***********************************************************************/
bHKTCPf #include
m}-*B1 #include
S3?Bl' #include "function.c"
B0M(&)!%
#define ServiceName "PSKILL"
cD%_+@GaU S|jE1v"L SERVICE_STATUS_HANDLE ssh;
L2sUh+'| SERVICE_STATUS ss;
`i2:@?Kl9 /////////////////////////////////////////////////////////////////////////
+UM%6Z=+ void ServiceStopped(void)
$q|-9B {
yv;KKQ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
8mm]>u$ ss.dwCurrentState=SERVICE_STOPPED;
=K\xE" ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
Yy 8?X9r. ss.dwWin32ExitCode=NO_ERROR;
7Mj:bm&9 ss.dwCheckPoint=0;
o){\qhLp ss.dwWaitHint=0;
xCQLfXK7 SetServiceStatus(ssh,&ss);
{`ghX%M(l return;
YAdk3y~pL }
/g`!Zn8a /////////////////////////////////////////////////////////////////////////
& FpoMW void ServicePaused(void)
/Kd9UQU {
?~:4O}5Ax ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
uGc0Lv4i/ ss.dwCurrentState=SERVICE_PAUSED;
1PN!1= F} ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
ke)}JU^" ss.dwWin32ExitCode=NO_ERROR;
j6dlAe ss.dwCheckPoint=0;
JYR^k= ss.dwWaitHint=0;
+,zV
[\ SetServiceStatus(ssh,&ss);
@;X#/dZe return;
7po;*?Ox }
)
S-Fuq4i4 void ServiceRunning(void)
:0kKw=p1R {
2Mu3]2> ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
{ ^Rr:+ ss.dwCurrentState=SERVICE_RUNNING;
%x8vvcO^t ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
>-j([% ss.dwWin32ExitCode=NO_ERROR;
XG!^[ZDs ss.dwCheckPoint=0;
.umN>/o[ ss.dwWaitHint=0;
XzB3Xs?W2 SetServiceStatus(ssh,&ss);
|F +n7 return;
ui80}% }
&],O\TAul /////////////////////////////////////////////////////////////////////////
sitgz)Ki^ void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
rrSFmhQUk {
7|k2~\@q switch(Opcode)
e\._M$l {
K_fJ{Vc>O case SERVICE_CONTROL_STOP://停止Service
l%
p4.CX ServiceStopped();
N>w+YFM break;
e>Dux case SERVICE_CONTROL_INTERROGATE:
E %?>
%h SetServiceStatus(ssh,&ss);
QN;GMX5& break;
r_MP[]f|0 }
+4F; m_G6 return;
&MBm1T|Y }
F$S/zh$)0 //////////////////////////////////////////////////////////////////////////////
y]g5S-G //杀进程成功设置服务状态为SERVICE_STOPPED
`('NH]^ //失败设置服务状态为SERVICE_PAUSED
g,B@*2Uj //
} x
KvN void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
em2Tet {
SC--jhDZ ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
>#y1(\e if(!ssh)
W~5gTiBZ] {
;?Q0mXr ServicePaused();
f\z9?Z(~ return;
v}=pxWhm }
S[CWrPaDQ ServiceRunning();
g&\;62lV% Sleep(100);
AMN`bgxW //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
_ucixM# //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
^97[(89G9 if(KillPS(atoi(lpszArgv[5])))
I7C+XUQkQ ServiceStopped();
,=2)1I] else
Yc5<Y-W ServicePaused();
(`<B#D;
return;
V/ZWyYxjLi }
y*8;T v| /////////////////////////////////////////////////////////////////////////////
V3_qqz}`r void main(DWORD dwArgc,LPTSTR *lpszArgv)
oTA'=<W?D {
lEpPi@2PK SERVICE_TABLE_ENTRY ste[2];
17VNw/Y ste[0].lpServiceName=ServiceName;
0.#%KfQ ste[0].lpServiceProc=ServiceMain;
zu1gP/ ste[1].lpServiceName=NULL;
Xg;q\GS/<i ste[1].lpServiceProc=NULL;
&WdP=E" StartServiceCtrlDispatcher(ste);
>P6U0 return;
! &V,+}>) }
VKi3z%kwK /////////////////////////////////////////////////////////////////////////////
XV!UeBq function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
gIcPKj"8${ 下:
ik0w\* /***********************************************************************
^1ks`1 Module:function.c
vf`] Date:2001/4/28
QEEX|WM Author:ey4s
'YEiT#+/ Http://www.ey4s.org e co=ia ***********************************************************************/
!Tu.A@ #include
*gI9CVfQl ////////////////////////////////////////////////////////////////////////////
5JZZvc$au BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
[ HjGdC {
=IIE]<z TOKEN_PRIVILEGES tp;
,=P0rbtK LUID luid;
t;[Q&Jl +>v{#A_u if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
E
eCgV{9B {
@T-}\AU printf("\nLookupPrivilegeValue error:%d", GetLastError() );
_"'-fl98* return FALSE;
:wJ!rn,4 }
SHCVjI6 tp.PrivilegeCount = 1;
T f^O( tp.Privileges[0].Luid = luid;
.gI9jRdKw if (bEnablePrivilege)
UKSI"/8I tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
c:}K(yAdd else
_j<,qi tp.Privileges[0].Attributes = 0;
,]?l(H $x' // Enable the privilege or disable all privileges.
? oGmGKq AdjustTokenPrivileges(
EtB56FU\ hToken,
Sq2yQSd FALSE,
iainl@3Qj &tp,
(yz8}L3 sizeof(TOKEN_PRIVILEGES),
OZh+x`' # (PTOKEN_PRIVILEGES) NULL,
Xg97[ I8/ (PDWORD) NULL);
< YuI}d~' // Call GetLastError to determine whether the function succeeded.
\y/+H if (GetLastError() != ERROR_SUCCESS)
JDC,] {
"(?[$R printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
wT\dzp>/ return FALSE;
F^');8~L }
@yjui return TRUE;
#/pZ#ny }
II_MY#0X ////////////////////////////////////////////////////////////////////////////
Ia)^ BOOL KillPS(DWORD id)
*$>$O% {
k?=V?JWY HANDLE hProcess=NULL,hProcessToken=NULL;
Iyvl6 BOOL IsKilled=FALSE,bRet=FALSE;
SHPZXJ{ __try
\'N|1!EO|t {
Bb/aeLv k4nA+k<WI` if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
#kGxX@0 {
8%9OB5?F6 printf("\nOpen Current Process Token failed:%d",GetLastError());
%K]nX#.B& __leave;
Xq%!(YD| }
KBGJB`D* //printf("\nOpen Current Process Token ok!");
uO-R:MC if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
|m7`:~ow {
:hxZ2O?5_ __leave;
@)8C }
}~5xlg$B<< printf("\nSetPrivilege ok!");
K#{E87G( ]H<C Rw if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
1')/ BM2 {
s/'gl printf("\nOpen Process %d failed:%d",id,GetLastError());
_'oy
C(:} __leave;
<`m.Vbvm" }
dUJNr_ //printf("\nOpen Process %d ok!",id);
P^LOrLmo8 if(!TerminateProcess(hProcess,1))
B[MZPv) {
Bj7\{x,? printf("\nTerminateProcess failed:%d",GetLastError());
-nT+!3A8 __leave;
z*>CP }
z95V 7E IsKilled=TRUE;
`0Q:d' }
L7%'Y}1e. __finally
cw <DM%p {
_.06^5o if(hProcessToken!=NULL) CloseHandle(hProcessToken);
.< vg[ if(hProcess!=NULL) CloseHandle(hProcess);
66~e~F}z }
~>#LOT ` return(IsKilled);
DYo<5^0 }
FgOUe //////////////////////////////////////////////////////////////////////////////////////////////
@[d#mz 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:
;'=VrE6 /*********************************************************************************************
3VcT7y*{P ModulesKill.c
$R%+* Create:2001/4/28
U_x0KIm Modify:2001/6/23
J 16=!q() Author:ey4s
/&D'V_Q`* Http://www.ey4s.org v#<\:|XAg PsKill ==>Local and Remote process killer for windows 2k
2q"_^deI5* **************************************************************************/
=MTj4VXh" #include "ps.h"
<#xrrRhm} #define EXE "killsrv.exe"
R=\v3m #define ServiceName "PSKILL"
]`zjRRd M8 iEVJ #pragma comment(lib,"mpr.lib")
7o;x (9 //////////////////////////////////////////////////////////////////////////
CgVh\4,a //定义全局变量
<\, &:< SERVICE_STATUS ssStatus;
CV!;oB&
SC_HANDLE hSCManager=NULL,hSCService=NULL;
OM20-KDc5 BOOL bKilled=FALSE;
gI)w^7Gi char szTarget[52]=;
kF+ZW%6N //////////////////////////////////////////////////////////////////////////
ra]!4Kd' BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
iD%qy /I/ BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
Az
U|p BOOL WaitServiceStop();//等待服务停止函数
MxY50^}( BOOL RemoveService();//删除服务函数
968Ac}OA /////////////////////////////////////////////////////////////////////////
4)c+t"h int main(DWORD dwArgc,LPTSTR *lpszArgv)
IIq"e~"Vs {
T@(6hEmP, BOOL bRet=FALSE,bFile=FALSE;
LKqRvPnh char tmp[52]=,RemoteFilePath[128]=,
cJP'ShnCh szUser[52]=,szPass[52]=;
xik`W!1S HANDLE hFile=NULL;
<9@&oN+T DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
`0yb?Nk `: g9DG=\*A //杀本地进程
\HCOR, `T if(dwArgc==2)
r~)VGdB+ {
]@*tfz\YaH if(KillPS(atoi(lpszArgv[1])))
GS}0;x printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
so} l# else
M'^(3#ZU printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
(JevHdI*V lpszArgv[1],GetLastError());
-"F0eV+y return 0;
8dc538:q} }
M|U';2hZN: //用户输入错误
%v]7BV^%6 else if(dwArgc!=5)
ER{yuw {
ha_@Yqgh printf("\nPSKILL ==>Local and Remote Process Killer"
IK8%Q(.c "\nPower by ey4s"
L<0=giE "\nhttp://www.ey4s.org 2001/6/23"
[FB&4>V/ "\n\nUsage:%s <==Killed Local Process"
!\aV0, "\n %s <==Killed Remote Process\n",
rwoF}} lpszArgv[0],lpszArgv[0]);
;)gLjF/F7 return 1;
5+`=t07^et }
}W1^t //杀远程机器进程
/M 0 p_4 strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
u/} xE7G strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
GUKDhg,W strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
wjuGq.qIu
f](I.lm: //将在目标机器上创建的exe文件的路径
!0b%Jh sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
?4:rP@ __try
6%>/og\% {
_~ v-:w //与目标建立IPC连接
w-lrnjs if(!ConnIPC(szTarget,szUser,szPass))
Cq gJ {
yP
x\ltG3 printf("\nConnect to %s failed:%d",szTarget,GetLastError());
2.]~*7
return 1;
Y]~IY?I }
Bk+{} printf("\nConnect to %s success!",szTarget);
H]BAW *} //在目标机器上创建exe文件
SAP;9*f1\ L5/mO6;k hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
#`vVgGZ& E,
658\#x8| NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
p[u4, if(hFile==INVALID_HANDLE_VALUE)
C+`xx('N9 {
?k"0w)8 printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
NlKnMgt~ __leave;
TC2aD&cw{ }
WV8<gx`Q //写文件内容
Kz%wMyZ:g while(dwSize>dwIndex)
78X;ZMY {
.,c8cq? ;7hf'k if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
rdK.*oT {
PQfx0n, printf("\nWrite file %s
v uJ~Lg{ failed:%d",RemoteFilePath,GetLastError());
}$7Hf+G __leave;
{*|yU" }
.VUZ4e
dwIndex+=dwWrite;
#C+0m` }
Rl,B !SF //关闭文件句柄
xpV8_Gz; CloseHandle(hFile);
t Sg#2 bFile=TRUE;
`S!`=26Z! //安装服务
+Kk6|+5u if(InstallService(dwArgc,lpszArgv))
oCduY2 {
34oC285yc //等待服务结束
oreSu;`$ if(WaitServiceStop())
cZwQ{9> {
D^A_ 0@ //printf("\nService was stoped!");
ZFRKh:| }
^D h2_vbI else
mb&b