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。
v9$!v^U"D OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
}[*' <1>与远程系统建立IPC连接
y4V:)@P <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
s0kp(t!fiu <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
S}m_XR] <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
V7ph^^sC} <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
:Mf" <6>服务启动后,killsrv.exe运行,杀掉进程
$Y$9]G": <7>清场
#el27"QP0 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
Fe+
@; /***********************************************************************
iyskADS Module:Killsrv.c
s?SspuV Date:2001/4/27
x 3@-E Author:ey4s
ao(T81 Http://www.ey4s.org ~MpikBf ***********************************************************************/
;"3B,Yj #include
k3\N.@\ #include
D}-.< #include "function.c"
XQ}Zr/f6 #define ServiceName "PSKILL"
=;}W)V|X)S 2[E wN!IZ SERVICE_STATUS_HANDLE ssh;
<v"o+ SERVICE_STATUS ss;
!e$gp(4
/////////////////////////////////////////////////////////////////////////
5J5si<v25 void ServiceStopped(void)
DE?v'7cmA {
w =^.ICyb@ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
UZZJtQt ss.dwCurrentState=SERVICE_STOPPED;
<hT\xBb: ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
^;C& ss.dwWin32ExitCode=NO_ERROR;
J~YT~D2L ss.dwCheckPoint=0;
WJ7|0qb ss.dwWaitHint=0;
t [QD#; SetServiceStatus(ssh,&ss);
${Z0@G+ return;
>r.]a ` }
YJi%vQ*] /////////////////////////////////////////////////////////////////////////
8h)XULs2 void ServicePaused(void)
MvVpp;bd {
AeJ ;g ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
JAbUK[:K ss.dwCurrentState=SERVICE_PAUSED;
BD g]M/{ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
<@<rU:o=V ss.dwWin32ExitCode=NO_ERROR;
J[ds.~ $ ss.dwCheckPoint=0;
nHK(3Z4G ss.dwWaitHint=0;
V\~. SetServiceStatus(ssh,&ss);
5dBftTv? return;
#6sz@X fV }
*zfgO pK void ServiceRunning(void)
\l+v,ELX= {
_03?XUKV ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
6&3,fSP ss.dwCurrentState=SERVICE_RUNNING;
Bx\&7|,x ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
V0ze7tSG[f ss.dwWin32ExitCode=NO_ERROR;
r8k (L{W ss.dwCheckPoint=0;
$KHm5*;nd ss.dwWaitHint=0;
kmB!NxF>)F SetServiceStatus(ssh,&ss);
p [ O6 return;
!iXRt" ) }
sXKkZ+2q /////////////////////////////////////////////////////////////////////////
lU
WXXuO] void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
LZ*8YNp1' {
-@TY8#O#- switch(Opcode)
9tiZIm93] {
ZbnAAbfKH case SERVICE_CONTROL_STOP://停止Service
Uqr>8|t? ServiceStopped();
jm0p%%z break;
+9)JtmoL case SERVICE_CONTROL_INTERROGATE:
]5!3|UYS SetServiceStatus(ssh,&ss);
/-=fWtA break;
lFBdiIw }
Aq i:h]x return;
+X?ErQm }
~ELY$G.xl //////////////////////////////////////////////////////////////////////////////
Gvb2>ZN //杀进程成功设置服务状态为SERVICE_STOPPED
XN<SKW(H3 //失败设置服务状态为SERVICE_PAUSED
x`CjFaE~F //
#A63?kDE&& void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
Hq@+m! {
!oLn= ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
:uL<UD,vu3 if(!ssh)
;m/e|_4;y {
nF3}wCe) ServicePaused();
O&%'j return;
+ikSa8)*i }
%L|fTndKH ServiceRunning();
HR>Y?B{ Sleep(100);
l.YE@EL //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
fHt \KP //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
=C %)(| if(KillPS(atoi(lpszArgv[5])))
bQ<qdGa ServiceStopped();
f@*69a8 else
;p`1Y<d-O ServicePaused();
AGhenDNV return;
)'shpRB;1 }
Spm 0` /////////////////////////////////////////////////////////////////////////////
|}"YUk^ void main(DWORD dwArgc,LPTSTR *lpszArgv)
% "RJi? {
]lWqV SERVICE_TABLE_ENTRY ste[2];
X+vKY ste[0].lpServiceName=ServiceName;
I8H3*DE ste[0].lpServiceProc=ServiceMain;
^z,3#gK ste[1].lpServiceName=NULL;
kR]P/4r ste[1].lpServiceProc=NULL;
q8 v iC| StartServiceCtrlDispatcher(ste);
rxCzPF return;
iO L$| Z( }
l{By]S /////////////////////////////////////////////////////////////////////////////
RQ+, 7Ir function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
!V|{(>+< 下:
}1a}pm2p /***********************************************************************
["Zvwes#7 Module:function.c
G|i0n
Date:2001/4/28
\S}/2]* 1 Author:ey4s
zAgX{$/Fg Http://www.ey4s.org R >x d*A ***********************************************************************/
Y;'<u\^M" #include
D
0Xl`0"' ////////////////////////////////////////////////////////////////////////////
(
eV,f BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
*&U~Io"U {
*>fr'jj1$ TOKEN_PRIVILEGES tp;
>hunV'vu' LUID luid;
+Z`=iia> D(b01EQ;d if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
r. 82RoG?G {
E@}F^0c printf("\nLookupPrivilegeValue error:%d", GetLastError() );
x}G:n[B7_V return FALSE;
InP E_ }
>?g@Nt8 tp.PrivilegeCount = 1;
$]7f1U_e tp.Privileges[0].Luid = luid;
Mj0,Y#=76 if (bEnablePrivilege)
]#0 ( tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
+eVYy_bL- else
l9K`+c+t tp.Privileges[0].Attributes = 0;
ZL|aB886 // Enable the privilege or disable all privileges.
RpdUR*K9x AdjustTokenPrivileges(
!'f7;%7s hToken,
^[<BMk FALSE,
Pnytox &tp,
qxZIH sizeof(TOKEN_PRIVILEGES),
y)kxR (PTOKEN_PRIVILEGES) NULL,
>Kgw2,y+ (PDWORD) NULL);
q,v<:sS9T // Call GetLastError to determine whether the function succeeded.
QM,#:m1o if (GetLastError() != ERROR_SUCCESS)
9A|A@E# {
/=2aD5r printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
Gp%po@A& return FALSE;
_^ hg7&dF }
*'@Oo return TRUE;
*85N_+Wv! }
;lObqs*?> ////////////////////////////////////////////////////////////////////////////
2|pTw5z~ BOOL KillPS(DWORD id)
I0XJ&P% {
;m7V]h? R HANDLE hProcess=NULL,hProcessToken=NULL;
:EX>Y<`] BOOL IsKilled=FALSE,bRet=FALSE;
fWHvVyQ. __try
3W1Lh~Av {
fCt|8,-H A?R`~*Q5 if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
91OxUVd {
2z>-H595az printf("\nOpen Current Process Token failed:%d",GetLastError());
%=**cvVy __leave;
zlMh^+rMX }
)uqzu%T //printf("\nOpen Current Process Token ok!");
c4z&HQd if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
%H{pU:[5* {
]r`;89:s> __leave;
y2W+YV* }
0E.N3iU printf("\nSetPrivilege ok!");
pBtO1x6x/ ,Ckcc if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
!Asncc G {
#GM^ :rF printf("\nOpen Process %d failed:%d",id,GetLastError());
_a09;C __leave;
AVT% AS }
/HIyQW\Ki- //printf("\nOpen Process %d ok!",id);
%.Y5%TyP if(!TerminateProcess(hProcess,1))
!h?HfpYv {
~J\qkQ
printf("\nTerminateProcess failed:%d",GetLastError());
!y_FbJ8KC __leave;
9xA4;)36 }
Y?^liI`# IsKilled=TRUE;
o30C\ }
Jr!^9i2j' __finally
t:wBh'K~R8 {
$dM_uSt if(hProcessToken!=NULL) CloseHandle(hProcessToken);
i{$-[*WHiV if(hProcess!=NULL) CloseHandle(hProcess);
[f+wP|NKL }
K0w}l" )A return(IsKilled);
HZ3;2k }
S:1[CNL; //////////////////////////////////////////////////////////////////////////////////////////////
77\+V 0cF 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:
u\LNJo| B /*********************************************************************************************
1$Hou
ModulesKill.c
Q4XlYgIV2A Create:2001/4/28
!*]i3 ,{7v Modify:2001/6/23
4DL;Y Author:ey4s
7hJX Http://www.ey4s.org yaz6?,) PsKill ==>Local and Remote process killer for windows 2k
Yxq!7J **************************************************************************/
-A#p22D,5 #include "ps.h"
kcS7)"/ zC #define EXE "killsrv.exe"
/2Izj/Q #define ServiceName "PSKILL"
?LMQz= bjVk9XvH6 #pragma comment(lib,"mpr.lib")
@a9.s //////////////////////////////////////////////////////////////////////////
UL[,A+X8D //定义全局变量
4cQP+ n SERVICE_STATUS ssStatus;
KV0*dB; SC_HANDLE hSCManager=NULL,hSCService=NULL;
FJn-cR.n BOOL bKilled=FALSE;
o~$O$ char szTarget[52]=;
E{
/,
b) //////////////////////////////////////////////////////////////////////////
/LFuf`bXV BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
|WB-N g BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
ixA.b#!1 BOOL WaitServiceStop();//等待服务停止函数
kk
fWiPO^ BOOL RemoveService();//删除服务函数
AJyNlQ /////////////////////////////////////////////////////////////////////////
|z)s9B;:#i int main(DWORD dwArgc,LPTSTR *lpszArgv)
/3s&??{tv {
Kx9u|fp5 BOOL bRet=FALSE,bFile=FALSE;
{aAd (~YZ char tmp[52]=,RemoteFilePath[128]=,
1ksFxpE szUser[52]=,szPass[52]=;
UZ<K'H,q HANDLE hFile=NULL;
;JxL>K( DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
q,Gymh; puPI^6y% //杀本地进程
b8K]>yDAh if(dwArgc==2)
^J]&($- {
`W86]ut[ if(KillPS(atoi(lpszArgv[1])))
k`5I"-e printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
1(p:dqGS else
^ ]9K>} printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
Snk+ZQ- lpszArgv[1],GetLastError());
Vn5T Jw return 0;
7y$\|WG?!r }
0?54 8yH //用户输入错误
?^VPO% else if(dwArgc!=5)
ZR1U&<0c@ {
xn*$Ty+ printf("\nPSKILL ==>Local and Remote Process Killer"
y#Dh)~|k "\nPower by ey4s"
3sr_V~cZ9 "\nhttp://www.ey4s.org 2001/6/23"
||hQ*X<m> "\n\nUsage:%s <==Killed Local Process"
VAiJL "\n %s <==Killed Remote Process\n",
i q`}c
|c lpszArgv[0],lpszArgv[0]);
"pkdZ return 1;
6R45+<. }
}AS?q?4? //杀远程机器进程
m-t:'B strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
)Qb,zS6 strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
i~h@}0WR" strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
#*bmwb*i y#'hOSR2 //将在目标机器上创建的exe文件的路径
yzN[%/ sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
1AAyzAP9` __try
|gE1P/%k {
l cl|o3yQ //与目标建立IPC连接
OZ\6qMH3e if(!ConnIPC(szTarget,szUser,szPass))
#Hrzk!&9 {
Mj;V.Y printf("\nConnect to %s failed:%d",szTarget,GetLastError());
H,} &=SCk return 1;
-,bnj^L }
uw \@~ ,d printf("\nConnect to %s success!",szTarget);
d?7?tL2 //在目标机器上创建exe文件
`XxnQng t@!n?j
I hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
?%5VaxWJ E,
3en9TB NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
mG
S4W; if(hFile==INVALID_HANDLE_VALUE)
z>W:+W"o {
%>FtA) printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
IV,4BQ$ __leave;
G(t:s5: }
-leX|U}k //写文件内容
Q]9$dr=Kk0 while(dwSize>dwIndex)
r *K {
!JA;0[;l= Cu7{>" if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
529b. | {
= Pv_,% printf("\nWrite file %s
Na91K4r# failed:%d",RemoteFilePath,GetLastError());
`#$}P;W __leave;
7IxeSxXH }
"0HUaU,e dwIndex+=dwWrite;
JY }
~/G)z?+E //关闭文件句柄
`=Ip>7T& CloseHandle(hFile);
)'kpO> _G bFile=TRUE;
_V$'nz#>e //安装服务
4<Vi`X7[F if(InstallService(dwArgc,lpszArgv))
M
FIb-*wT {
cK'g2S //等待服务结束
vK!`#W`X if(WaitServiceStop())
necY/&Ld- {
2iNLm6" //printf("\nService was stoped!");
W{;Qi&^ca }
(p2`ofj else
:u4|6? {
@6UtnX'd //printf("\nService can't be stoped.Try to delete it.");
a/ Ac^!( }
k o@ej^ Sleep(500);
L"ho|v9: //删除服务
MtJ-pa~n RemoveService();
:{a< ~n` }
pyhXET
' }
|mtW) __finally
ZxvH1qx8 {
h:fiUCw //删除留下的文件
[e><^R*u if(bFile) DeleteFile(RemoteFilePath);
9d"*Z%!j //如果文件句柄没有关闭,关闭之~
5e7Y M@ng if(hFile!=NULL) CloseHandle(hFile);
XO]^ +'U}p //Close Service handle
W'4/cO if(hSCService!=NULL) CloseServiceHandle(hSCService);
^$ Y9.IH" //Close the Service Control Manager handle
=d8Rij- if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
+0Q //断开ipc连接
{]>c3=~FQb wsprintf(tmp,"\\%s\ipc$",szTarget);
[S'1OR$FQ\ WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
Q:q0C
+T if(bKilled)
^
9+
Qxv printf("\nProcess %s on %s have been
v*.R<-X: killed!\n",lpszArgv[4],lpszArgv[1]);
O?OAXPK2 else
7$<pdayd printf("\nProcess %s on %s can't be
&m3-][!n killed!\n",lpszArgv[4],lpszArgv[1]);
RQE]=N }
9\ "\7S/Z return 0;
btg= # u }
&%fcGNzJQ //////////////////////////////////////////////////////////////////////////
CA#g(SiZ BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
^{"i eVn {
eJoM4v NETRESOURCE nr;
p-$C*0{ char RN[50]="\\";
eKr>>4,-P EA~xxKq strcat(RN,RemoteName);
PMP{|yEx" strcat(RN,"\ipc$");
1"y!wsM% 9p8ajlYg, nr.dwType=RESOURCETYPE_ANY;
^8&}Nk[ j nr.lpLocalName=NULL;
!` 1h *} nr.lpRemoteName=RN;
eV"%(<{ nr.lpProvider=NULL;
i\CA6I 7RT{RE if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
wNi%u{T return TRUE;
B?%u<F else
44e]sT.B return FALSE;
ZFLmD|q#{ }
-f |/#1 /////////////////////////////////////////////////////////////////////////
SNqSp.>-U" BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
'bx}[
{
<PSz`)SN BOOL bRet=FALSE;
s:_hsmc" __try
!`_f {
HwFg;r //Open Service Control Manager on Local or Remote machine
N[
=I hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
JA4Zg*7I if(hSCManager==NULL)
k^oSG1F {
bkJ bnW= printf("\nOpen Service Control Manage failed:%d",GetLastError());
.6gx|V+ __leave;
k5< n:dS }
-o+t&m //printf("\nOpen Service Control Manage ok!");
04U|Frc //Create Service
}tt%J[ hSCService=CreateService(hSCManager,// handle to SCM database
1 fcV&qHR ServiceName,// name of service to start
FJ84'T\~ ServiceName,// display name
bbjba36RO SERVICE_ALL_ACCESS,// type of access to service
^X&`YXjuN SERVICE_WIN32_OWN_PROCESS,// type of service
b=Nsz$[ SERVICE_AUTO_START,// when to start service
!5d n7Wuj SERVICE_ERROR_IGNORE,// severity of service
oVw4M2!"K failure
%ZoJu EXE,// name of binary file
/K!)}f(6 NULL,// name of load ordering group
3@=<4$ NULL,// tag identifier
}!^h2)'7 NULL,// array of dependency names
W
$D 34( NULL,// account name
Q%O9DCi NULL);// account password
SLuQv?R}9 //create service failed
.Vt|;P} if(hSCService==NULL)
K21Xx`XK {
1le9YL1_g //如果服务已经存在,那么则打开
;,-)Z|W if(GetLastError()==ERROR_SERVICE_EXISTS)
|Kd6.Mx {
@ fMlbJq //printf("\nService %s Already exists",ServiceName);
vE9"1M //open service
b#I,Z+0ry hSCService = OpenService(hSCManager, ServiceName,
{b- C,J SERVICE_ALL_ACCESS);
6Y [&1c8 if(hSCService==NULL)
s>;"bzzq {
oRd{?I&NY printf("\nOpen Service failed:%d",GetLastError());
>*!T`P}p __leave;
)[hs#nKTh }
!&OdbRHM //printf("\nOpen Service %s ok!",ServiceName);
Kj?)]Z4 }
Y<;C>Rs
else
>> cW0I/` {
?4SYroXUX| printf("\nCreateService failed:%d",GetLastError());
q[/g3D\G
__leave;
_dd_Z40R }
IRM jL.q }
%enJ[a%Qg //create service ok
` .`:~_OE else
@dQr^'h {
M}jl\{ //printf("\nCreate Service %s ok!",ServiceName);
hak#Iz0[C }
7h9oY<W T2-x 1Sw_ // 起动服务
6iQqOAG if ( StartService(hSCService,dwArgc,lpszArgv))
Yaq0mef0 {
_x5-!gK
//printf("\nStarting %s.", ServiceName);
"Io-%Su+ Sleep(20);//时间最好不要超过100ms
NTJ,U2 while( QueryServiceStatus(hSCService, &ssStatus ) )
S?t
`/"O {
vasw@Uto) if ( ssStatus.dwCurrentState == SERVICE_START_PENDING)
toF6 Z {
kk126?V]_ printf(".");
w32F?78] Sleep(20);
W9cvxsox }
Nj6Np^@sH else
p,WBF break;
Rt%Dps% }
-C^qN7Bz if ( ssStatus.dwCurrentState != SERVICE_RUNNING )
.~'q
yD2V printf("\n%s failed to run:%d",ServiceName,GetLastError());
Ge$&