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。
GBu&2} OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
s#;|8_L
M <1>与远程系统建立IPC连接
ncb?iJ/b^ <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
\ <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
+N"A5U <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
5FtbZ1L <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
':!w%& \ <6>服务启动后,killsrv.exe运行,杀掉进程
6hXL`A&}, <7>清场
y`:}~nUdT 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
T9KzVxHp5 /***********************************************************************
Et(Q$/W Module:Killsrv.c
-q&VV, Date:2001/4/27
6AqHzeh Author:ey4s
xU@YBzbk Http://www.ey4s.org tS#EqMf&o ***********************************************************************/
LkMhS0?(T #include
gsI"G #include
eJilSFp1 #include "function.c"
5g&.P\c{ #define ServiceName "PSKILL"
)b"H]" r^ S4 I& SERVICE_STATUS_HANDLE ssh;
WG NuB9R SERVICE_STATUS ss;
E:4`x_~qQ /////////////////////////////////////////////////////////////////////////
uTA
/E9OY void ServiceStopped(void)
F)j-D(c4 {
yY4*/w7*j4 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
lDe9(5|)Q ss.dwCurrentState=SERVICE_STOPPED;
tq}sXt ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
(
Z\OqG ss.dwWin32ExitCode=NO_ERROR;
5,I'6$J
ss.dwCheckPoint=0;
@JT9utct ss.dwWaitHint=0;
5(1Zj`>' SetServiceStatus(ssh,&ss);
8/U=~*`_ return;
'I($IM }
Q7&Yy25 /////////////////////////////////////////////////////////////////////////
uaNJTob void ServicePaused(void)
{\ P$5O{% {
W)1)zOD ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
WfBA5 ss.dwCurrentState=SERVICE_PAUSED;
apa~Is1 ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
l^:m!SA_ ss.dwWin32ExitCode=NO_ERROR;
LVq3R 8A ss.dwCheckPoint=0;
49nZWv48"_ ss.dwWaitHint=0;
Zn1+} Z@I SetServiceStatus(ssh,&ss);
kwMuL>5 return;
yTz@q>6s- }
{ r`l void ServiceRunning(void)
zwN;CD1 {
\U4O*lq ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
VmF?8Vi4 ss.dwCurrentState=SERVICE_RUNNING;
6b9D db* ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
UA!h[+Z ss.dwWin32ExitCode=NO_ERROR;
|rH;}t|un ss.dwCheckPoint=0;
dD1`[% ss.dwWaitHint=0;
%Xh/16X${ SetServiceStatus(ssh,&ss);
chQt8Ar3 return;
^-w:D }
=2s5>Oz+ /////////////////////////////////////////////////////////////////////////
/v:g' #n void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
r7c(/P^$G {
Vs]+MAL switch(Opcode)
$/}*HWVZ {
Id
*Gs>4U case SERVICE_CONTROL_STOP://停止Service
jx!)N> ServiceStopped();
lInq= break;
'BpK(PlUh case SERVICE_CONTROL_INTERROGATE:
pNcNU[c SetServiceStatus(ssh,&ss);
*SzP7]1m break;
+)^F9LPl }
[N$da=`wv return;
:J@q
Xa }
muQH!Q //////////////////////////////////////////////////////////////////////////////
8js5/G+ //杀进程成功设置服务状态为SERVICE_STOPPED
Z=sy~6m+v //失败设置服务状态为SERVICE_PAUSED
$R2T) //
im>Sxu@ void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
;tf1#6{ {
J|sX{/WT ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
qo}-m7 if(!ssh)
m( C7Fa {
S]KcAz( fX ServicePaused();
@BbZ(cZ* return;
d;Z<") }
>T%Jlj3ZG ServiceRunning();
~cz]Rhq Sleep(100);
=%znY`0b56 //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
TgSU}Mf)a //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
d;|e7$F' if(KillPS(atoi(lpszArgv[5])))
%.r{+m ServiceStopped();
y<m{eDV7 else
S6B(g_D| ServicePaused();
k;3Bv 6 return;
GfUIF]X }
&32qv`
V_ /////////////////////////////////////////////////////////////////////////////
;DL|%-%;$r void main(DWORD dwArgc,LPTSTR *lpszArgv)
|VB}Kv
{
}9R45h}{< SERVICE_TABLE_ENTRY ste[2];
nZfTK>)A0 ste[0].lpServiceName=ServiceName;
l$z[Vh^UU< ste[0].lpServiceProc=ServiceMain;
xrA(#\}f$ ste[1].lpServiceName=NULL;
.LEQ r) ste[1].lpServiceProc=NULL;
j1N1c~2 StartServiceCtrlDispatcher(ste);
*qAF# return;
};+ ' }
g(33h2" /////////////////////////////////////////////////////////////////////////////
^TyusfOz 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
`.
/[/z-g 下:
%/,PY>:| /***********************************************************************
I--WS[ Module:function.c
`4.Wdi-Si Date:2001/4/28
r62x*?/ Author:ey4s
;Z-Cn. Http://www.ey4s.org z:^Kr"=n ***********************************************************************/
xB68RQe) #include
>a%NC'~rc ////////////////////////////////////////////////////////////////////////////
U;?%rM6 BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
LbJtU! {
b+'G^!JR TOKEN_PRIVILEGES tp;
&vj+3<2 LUID luid;
Bg-C:Ok2' G&0&*mp if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
LXVm0IOFF {
gT<E4$I69 printf("\nLookupPrivilegeValue error:%d", GetLastError() );
$G"PZ7 return FALSE;
.bB_f7TH. }
{DI_i +2 tp.PrivilegeCount = 1;
;8JJ#ED tp.Privileges[0].Luid = luid;
D2[wv+#) if (bEnablePrivilege)
82~UI'f \ tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
vPR1
TMi> else
#KXaz Zu" tp.Privileges[0].Attributes = 0;
Y6`9:97 // Enable the privilege or disable all privileges.
nR6~oB{- AdjustTokenPrivileges(
.i"v([eQ hToken,
% rdW: FALSE,
WnLgpt2G &tp,
\u2K?wC sizeof(TOKEN_PRIVILEGES),
{dg3 qg~ (PTOKEN_PRIVILEGES) NULL,
z<+".sD' (PDWORD) NULL);
oZ& ns!# // Call GetLastError to determine whether the function succeeded.
UY5ia4_D if (GetLastError() != ERROR_SUCCESS)
@@*-> {
4adCMfP7. printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
*wwLhweQ5W return FALSE;
9HLn_|yU }
V8NJ0fF return TRUE;
76c4~IG# }
+AZ=nMgW ////////////////////////////////////////////////////////////////////////////
,M>W) TSH BOOL KillPS(DWORD id)
H'<9;bD - {
Qf414 oW HANDLE hProcess=NULL,hProcessToken=NULL;
Nn
?B D4i BOOL IsKilled=FALSE,bRet=FALSE;
s+[_5n~ __try
k)[} 3oq {
TIW6v4 !Wvzum@5D if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
BgA\l+ {
}[!;c+ke printf("\nOpen Current Process Token failed:%d",GetLastError());
DOkEWqM! __leave;
}1`Rq?@J }
=oluw|TCe7 //printf("\nOpen Current Process Token ok!");
)"&-vg< if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
?p. dc~tZ {
Q[i;IbY __leave;
x&l?Cfvv= }
GLwL'C'591 printf("\nSetPrivilege ok!");
BXa1[7Z
NRcg~Nu if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
6vX+-f {
6O"Vy printf("\nOpen Process %d failed:%d",id,GetLastError());
'M_8U0k __leave;
<eO 7b6_ }
7V 4iPx //printf("\nOpen Process %d ok!",id);
a,d\<mx if(!TerminateProcess(hProcess,1))
1ScfX\F= {
BNyDEFd printf("\nTerminateProcess failed:%d",GetLastError());
T)3#U8sT __leave;
MQQiQ 2 }
GL@s~_;T6 IsKilled=TRUE;
0+/L?J3 }
g"2@E __finally
[dk|lkj@u\ {
B6 x5E if(hProcessToken!=NULL) CloseHandle(hProcessToken);
{AO3o<-h if(hProcess!=NULL) CloseHandle(hProcess);
|QAmN>7U }
f4/!iiS}r return(IsKilled);
}.NR+:0 }
18}L89S> //////////////////////////////////////////////////////////////////////////////////////////////
;1NZY.pyc 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:
ppR_y /*********************************************************************************************
r4J4|&ym ModulesKill.c
#E^ %h Create:2001/4/28
Uk S86`. Modify:2001/6/23
pA4/'7nCl Author:ey4s
01H3@0Q6 Http://www.ey4s.org >/6v`
8F PsKill ==>Local and Remote process killer for windows 2k
/{>ds-;- **************************************************************************/
,PJl32
#include "ps.h"
S^I38gJd #define EXE "killsrv.exe"
qI<*Cze #define ServiceName "PSKILL"
eY\tO"Hc :lgIu . #pragma comment(lib,"mpr.lib")
\Y>^L{ //////////////////////////////////////////////////////////////////////////
I4m)5G?O2 //定义全局变量
;r49H<z SERVICE_STATUS ssStatus;
d;D^<-[i SC_HANDLE hSCManager=NULL,hSCService=NULL;
q1r\60M BOOL bKilled=FALSE;
[mw#a9 char szTarget[52]=;
/%=#*/E7 //////////////////////////////////////////////////////////////////////////
Bpo~x2p BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
j[iJo
5 BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
U,RIr8 G BOOL WaitServiceStop();//等待服务停止函数
+ywWQ|V BOOL RemoveService();//删除服务函数
]K XknEaxl /////////////////////////////////////////////////////////////////////////
0 v/+%%4} int main(DWORD dwArgc,LPTSTR *lpszArgv)
JR
2v}b {
A
|NX" BOOL bRet=FALSE,bFile=FALSE;
OTN"XKa$ char tmp[52]=,RemoteFilePath[128]=,
tI.(+-q szUser[52]=,szPass[52]=;
g|)e3q{M HANDLE hFile=NULL;
Qyt6+xL DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
P/nXY Sl:\5]'yJ //杀本地进程
-/#3U{O if(dwArgc==2)
pm5Yc@D {
qbqJ1^!6R if(KillPS(atoi(lpszArgv[1])))
n0!S;HH- printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
ai#EFo+# else
/RX7AXXB printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
(C6Y*Zm\ lpszArgv[1],GetLastError());
5kC#uk return 0;
t,k9:p }
0AR4/5. //用户输入错误
5Tn4iyg;B else if(dwArgc!=5)
!RiPr(m@y {
;wW6x printf("\nPSKILL ==>Local and Remote Process Killer"
MAJvjgd.. "\nPower by ey4s"
*eUL1m8Y "\nhttp://www.ey4s.org 2001/6/23"
rp=?4^(u "\n\nUsage:%s <==Killed Local Process"
%{zM> le9 "\n %s <==Killed Remote Process\n",
eZ}FKg%2[ lpszArgv[0],lpszArgv[0]);
LwY_6[Ef return 1;
m6lNZb] }
kwWO1=ikz@ //杀远程机器进程
_AVCh)Zb strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
FuEHO 6nx strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
cTRCQ+W6: strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
YH<@->Ip IEC:zmkn //将在目标机器上创建的exe文件的路径
=%2 E|/ sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
[jAhw> __try
hzKfYJcQ| {
n[ba //与目标建立IPC连接
v^,A~oe`t if(!ConnIPC(szTarget,szUser,szPass))
_NA]=
#J {
Ta9;;B?$ printf("\nConnect to %s failed:%d",szTarget,GetLastError());
[POy"O return 1;
y)s/\l& }
Sn0?_vH4 printf("\nConnect to %s success!",szTarget);
p,kJ# I //在目标机器上创建exe文件
tvFJ^5 T,WWQm hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
?W.Y
x7c E,
xl# j_d, NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
<U1uuOt if(hFile==INVALID_HANDLE_VALUE)
I, {
!Y\hF|[z printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
HnOF_Twq __leave;
hrS/3c'<Z }
s-8>AW
ep //写文件内容
jg%D
G2 while(dwSize>dwIndex)
jj.]R+.G {
ceZt%3=5 3`, m=1[) if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
'JkK0a2D {
.`hlw'20 printf("\nWrite file %s
c-M&cU+=L failed:%d",RemoteFilePath,GetLastError());
i"_f46rP __leave;
b~#rUOXb8? }
hR=4w$ dwIndex+=dwWrite;
4SG[_:+! }
72v 9S T //关闭文件句柄
!knYD}Rxd CloseHandle(hFile);
%>JqwMK bFile=TRUE;
NugJjd56x //安装服务
4pc=MR if(InstallService(dwArgc,lpszArgv))
*YtITyDS3> {
t%FS 5 //等待服务结束
[X~HUk?? if(WaitServiceStop())
4<LRa=XT$ {
kkzXv`+ //printf("\nService was stoped!");
JVXBm] }
jkD5Z`D else
g|n Pr)< {
$1?YVA7 //printf("\nService can't be stoped.Try to delete it.");
`8'|g8,wb0 }
Ge97e/CY Sleep(500);
/CX<k gz@ //删除服务
j?.VJ^Ff/u RemoveService();
c*ytUI* }
>6rPDzW`Dx }
$6Ty~.RP5H __finally
7L]fCw
p[ {
bgEUG //删除留下的文件
i5_gz> if(bFile) DeleteFile(RemoteFilePath);
d}WAP m //如果文件句柄没有关闭,关闭之~
re^1fv if(hFile!=NULL) CloseHandle(hFile);
0} {QQB //Close Service handle
.@[+05Yw if(hSCService!=NULL) CloseServiceHandle(hSCService);
qbT].,?!U //Close the Service Control Manager handle
$(_i>&d< if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
{8JJ$_ //断开ipc连接
1miTE4;? wsprintf(tmp,"\\%s\ipc$",szTarget);
<X;y
4lPZ WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
o9Agx{'oV if(bKilled)
*/Y@:Sjf printf("\nProcess %s on %s have been
Ad`;O+/; killed!\n",lpszArgv[4],lpszArgv[1]);
3UH=wmG0w else
'X[3y^q printf("\nProcess %s on %s can't be
\wnQ[UNjP killed!\n",lpszArgv[4],lpszArgv[1]);
A4SM@ry }
sRYFu% return 0;
nQ/El&{ }
Sc*p7o: A //////////////////////////////////////////////////////////////////////////
4Ly!:GH3T BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
-bE{yT)7 {
&