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。
5p]urfN-f OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
5@R15q@c6n <1>与远程系统建立IPC连接
#K<=xP <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
uZqu xu. <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
z. _C*c <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
?{@!!te@3v <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
i#@ v_^ q <6>服务启动后,killsrv.exe运行,杀掉进程
\jF" nl <7>清场
vc>^.#7
嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
%T&&x2p^=? /***********************************************************************
uJ|5Ve Module:Killsrv.c
IEIxjek Date:2001/4/27
UZ4tq Author:ey4s
4 BE:&A Http://www.ey4s.org ]zhq.O
>2{ ***********************************************************************/
wRV`v$*6 #include
%mB!|'K% #include
;*>QG6Fh #include "function.c"
]Vf8mkDGO #define ServiceName "PSKILL"
~
X]"P4 u o5*74Mv SERVICE_STATUS_HANDLE ssh;
h|c:!VN@ SERVICE_STATUS ss;
T(sG.% /////////////////////////////////////////////////////////////////////////
Zi<Sw void ServiceStopped(void)
y0&V$uv/ {
|(J
?#? ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
Sg_-OX@f ss.dwCurrentState=SERVICE_STOPPED;
~$y#(YbH ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
oSu|Yn ss.dwWin32ExitCode=NO_ERROR;
y7;XOPm ss.dwCheckPoint=0;
AXNszS%4 ss.dwWaitHint=0;
O9qKwn;q( SetServiceStatus(ssh,&ss);
By"^ Z`EP4 return;
EvH(Po h }
7b7%( /////////////////////////////////////////////////////////////////////////
.=b
+O~ void ServicePaused(void)
#RLch {
XDrlJvrPL ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
)'K!)?&d ss.dwCurrentState=SERVICE_PAUSED;
Y>dg10= ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
BZ\EqB ss.dwWin32ExitCode=NO_ERROR;
@
@3)D%h ss.dwCheckPoint=0;
D:6x*+jah) ss.dwWaitHint=0;
2t]! {L SetServiceStatus(ssh,&ss);
mTXNHvv return;
\DcC1W }
ys.!S.k+ void ServiceRunning(void)
RBv= {
mk[d7Yt{O ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
iaa (ce ss.dwCurrentState=SERVICE_RUNNING;
}'w^<:RSy ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
G8<It5CU ss.dwWin32ExitCode=NO_ERROR;
]mD=Br*r~ ss.dwCheckPoint=0;
-+
IX[ ss.dwWaitHint=0;
p@N Er,GB SetServiceStatus(ssh,&ss);
WrK^> return;
COkLn)+0 }
(7Ca\H3$ /////////////////////////////////////////////////////////////////////////
/k3n{?$/ void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
)qe$rD;N {
a`h$lUb- switch(Opcode)
_!CvtUU0Vv {
4Ow
Vt& case SERVICE_CONTROL_STOP://停止Service
o{-USUGj7 ServiceStopped();
gE6y&a break;
*NwKD:o case SERVICE_CONTROL_INTERROGATE:
(W}i287 SetServiceStatus(ssh,&ss);
!+*?pq break;
=DF@kR[CH" }
1+i return;
*2m&?,nJ }
t#D\*:Xi //////////////////////////////////////////////////////////////////////////////
QLpTz"H //杀进程成功设置服务状态为SERVICE_STOPPED
d=+Lv< //失败设置服务状态为SERVICE_PAUSED
K_lCDiqG //
0R%uVJG void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
On96N| {
S}xDB ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
P+zI9~N[ if(!ssh)
R=Ly49 {
iqv\ag ServicePaused();
k`4\.m"& return;
E*T84Jh6 }
T=f;n;/> ServiceRunning();
-Bwu$$0 Sleep(100);
e,j ?_p //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
$RFu
m'`5 //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
G/RheH
G if(KillPS(atoi(lpszArgv[5])))
<GFB'`L ServiceStopped();
KAZkVL else
E6^S2J2 ServicePaused();
tgF(=a]o return;
_6ax{:/Q }
yV]-Oa$*s0 /////////////////////////////////////////////////////////////////////////////
zC>(!fJqq void main(DWORD dwArgc,LPTSTR *lpszArgv)
'`goy%Wd {
CK`3 SERVICE_TABLE_ENTRY ste[2];
}yC,uEV ste[0].lpServiceName=ServiceName;
ofrlTw&o ste[0].lpServiceProc=ServiceMain;
;|$]Qq ste[1].lpServiceName=NULL;
)i6U$,] ste[1].lpServiceProc=NULL;
$b
71 StartServiceCtrlDispatcher(ste);
. =foXN return;
ks` }
CR<pB)F?a /////////////////////////////////////////////////////////////////////////////
)'I<xx'1 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
U+}9X^ 下:
sxQ ,x/O /***********************************************************************
7!yF5+_d Module:function.c
_ L:w;Oy9T Date:2001/4/28
my\oC^/9 Author:ey4s
hr}R,BR| Http://www.ey4s.org Ef*.}gcU ***********************************************************************/
sFz4^Kn #include
nTtt$I@hW ////////////////////////////////////////////////////////////////////////////
yNMwd.r[ BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
I3[RaZ2z{ {
OFAqP1o{$ TOKEN_PRIVILEGES tp;
{j=hQL3 LUID luid;
R^O)fL 0_ LAVt/TcZS| if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
;eEtdoy {
N4]6LA6x6 printf("\nLookupPrivilegeValue error:%d", GetLastError() );
[N$_@[ return FALSE;
;51!aC }
#&8pp8wd,} tp.PrivilegeCount = 1;
~i&< !O& tp.Privileges[0].Luid = luid;
ToXFMkwY if (bEnablePrivilege)
{8p?we3l1 tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
Gt%?[ else
vFvu8*0 tp.Privileges[0].Attributes = 0;
C%7)sLWjJS // Enable the privilege or disable all privileges.
P;91C'T-x AdjustTokenPrivileges(
]}Hv,a
hToken,
>`V|`Zi ? FALSE,
AkQFb2|ir &tp,
?}Ptb&Vk( sizeof(TOKEN_PRIVILEGES),
mS;Q8Crh (PTOKEN_PRIVILEGES) NULL,
r_<i*l. (PDWORD) NULL);
\C\y'H5 // Call GetLastError to determine whether the function succeeded.
OuIW|gIu0 if (GetLastError() != ERROR_SUCCESS)
cz~11j# {
wU3ica&[ printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
5OqsnL_V return FALSE;
tZBE& :l }
9oN'.H^ return TRUE;
)PNH| h }
8uD%]k=#! ////////////////////////////////////////////////////////////////////////////
8;Bwz RtgT BOOL KillPS(DWORD id)
`TR9GWU+B {
(2\ekct ^ HANDLE hProcess=NULL,hProcessToken=NULL;
(>lqp%G~ BOOL IsKilled=FALSE,bRet=FALSE;
ej53O/hP __try
/@}# KP= {
cZF;f{t ,^[37/S if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
0$h$7'a {
b020U>)v printf("\nOpen Current Process Token failed:%d",GetLastError());
7
,~Krzv __leave;
,ui'^8{gK }
jN{xpd //printf("\nOpen Current Process Token ok!");
Jj!tRZT if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
5:3$VWLa
< {
krY.Cc] __leave;
Vw@x }
8r| printf("\nSetPrivilege ok!");
F7u%oLjr (=B7_jrl if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
%z_b/yG {
bN%MT#X printf("\nOpen Process %d failed:%d",id,GetLastError());
DQXx}%Px __leave;
U1tPw`0h }
6C}Z1lZl //printf("\nOpen Process %d ok!",id);
d#,V^ if(!TerminateProcess(hProcess,1))
D(?#oCCA {
S5vMP
N printf("\nTerminateProcess failed:%d",GetLastError());
g
{wPw __leave;
05zdy-Fb }
|}Z"|-Z IsKilled=TRUE;
`.Q3s?1F }
0# GwhB __finally
\>k#]4@rp {
v"TH[}C9D if(hProcessToken!=NULL) CloseHandle(hProcessToken);
u<r('IW0 if(hProcess!=NULL) CloseHandle(hProcess);
.5 r0% }
T1
.@Tbbt return(IsKilled);
K4L#%KUPW }
`erQp0fBM //////////////////////////////////////////////////////////////////////////////////////////////
.f<,H+ m^ 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:
/P}tgcs /*********************************************************************************************
UsKn4Kh ModulesKill.c
pODo[Rkq Create:2001/4/28
2;7GgO~ Modify:2001/6/23
~OfKn1D Author:ey4s
wWswuhq< Http://www.ey4s.org O@&I.d$ PsKill ==>Local and Remote process killer for windows 2k
tELnq#<6 **************************************************************************/
U .jMK{ #include "ps.h"
I4ct``Di #define EXE "killsrv.exe"
:dc
J6 #define ServiceName "PSKILL"
P?ol]MwaB z1A-EeT #pragma comment(lib,"mpr.lib")
vxZUtyJfe //////////////////////////////////////////////////////////////////////////
m5g: Q //定义全局变量
5WG@ ;K% SERVICE_STATUS ssStatus;
780MSFV8 SC_HANDLE hSCManager=NULL,hSCService=NULL;
^?`,f>`M BOOL bKilled=FALSE;
hzVO.Q* char szTarget[52]=;
}/FM#Xh //////////////////////////////////////////////////////////////////////////
%?wE/LU> BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
EU~'n- BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
@&>
+`kgU- BOOL WaitServiceStop();//等待服务停止函数
@3D%i#2o&[ BOOL RemoveService();//删除服务函数
zOp"n\ /////////////////////////////////////////////////////////////////////////
S(xA}0] int main(DWORD dwArgc,LPTSTR *lpszArgv)
8)ol6Mi{ {
l8li@K BOOL bRet=FALSE,bFile=FALSE;
@isqFKjph char tmp[52]=,RemoteFilePath[128]=,
ew~FN szUser[52]=,szPass[52]=;
c(JO;=,@9 HANDLE hFile=NULL;
5n#&Hjb*F0 DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
D4T+Gk"n Z)~4)71Y: //杀本地进程
D]_\i[x if(dwArgc==2)
Ps-d#~4U; {
EFO Q;q if(KillPS(atoi(lpszArgv[1])))
@35]IxD printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
`/iN%ZKum else
9LRY printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
=7@ lpszArgv[1],GetLastError());
k{8N@&D return 0;
3F3?be }
>0$5H]1u //用户输入错误
L1+cv;t else if(dwArgc!=5)
pgi7 JQ {
OQyOv%g5C printf("\nPSKILL ==>Local and Remote Process Killer"
GQ8P}McA "\nPower by ey4s"
ThB2U(Wf "\nhttp://www.ey4s.org 2001/6/23"
M](U"K? "\n\nUsage:%s <==Killed Local Process"
r73Xh"SL "\n %s <==Killed Remote Process\n",
!%=k/|# lpszArgv[0],lpszArgv[0]);
RmCR"~ return 1;
*()#*0 }
]t<%>Z$ //杀远程机器进程
/ nRaxzf' strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
3EdPKM j& strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
:eO0{JN4T strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
nQC[[G*x s=+G%B' //将在目标机器上创建的exe文件的路径
{[dqXG$v ` sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
5lbh
"m= __try
fA5#
2P{ {
0U~JSmj:2K //与目标建立IPC连接
]|(?i ,p if(!ConnIPC(szTarget,szUser,szPass))
<9vkiEo {
y3GIR
f;> printf("\nConnect to %s failed:%d",szTarget,GetLastError());
!Zx>)V6. return 1;
~a Rq\fx{ }
W3kilhZ printf("\nConnect to %s success!",szTarget);
nwYeOa/t //在目标机器上创建exe文件
Po[zzj>m iBt5aUt hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
xDS9gGr E,
y uq E NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
0&@6NW&Mu if(hFile==INVALID_HANDLE_VALUE)
48VsHqG {
vF1$$7k printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
,$>Z= ~x* __leave;
U/X ^ }
c{0?gt. //写文件内容
Q=E6ZxH5; while(dwSize>dwIndex)
fC[gu$f][ {
rCYn YA hR2.w/2j if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
G})mw {
XafyI*pOX printf("\nWrite file %s
E&AR=yqk failed:%d",RemoteFilePath,GetLastError());
w.jATMJ)F __leave;
X;0@41t' }
/:)4tIV dwIndex+=dwWrite;
:4dili4|/ }
oc3/
IWII //关闭文件句柄
]0O$2 j_ 7 CloseHandle(hFile);
'aJ?Syn bFile=TRUE;
?T"crX //安装服务
t<=L&:<N if(InstallService(dwArgc,lpszArgv))
I&9B^fF6 {
1['A1, //等待服务结束
sQ$FtKm6 if(WaitServiceStop())
:1I,:L {
PC5FfX //printf("\nService was stoped!");
6>Fw,$ }
6 9Cxh else
P#C`/%$S {
!~#31kL& //printf("\nService can't be stoped.Try to delete it.");
q]aRJ`9f }
6lGL.m'Ra Sleep(500);
(`N/1}vk //删除服务
_e
W* RemoveService();
<f%9w] }
zq#o8))4X }
3 ren1 __finally
U7N<!6 {
V l%k: //删除留下的文件
aap:~F{]X if(bFile) DeleteFile(RemoteFilePath);
i8]r}a //如果文件句柄没有关闭,关闭之~
L r,$98Dy if(hFile!=NULL) CloseHandle(hFile);
w@4+&v>O //Close Service handle
@9L9c if(hSCService!=NULL) CloseServiceHandle(hSCService);
l d@^$ //Close the Service Control Manager handle
5y)kQ<x" if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
Z'~5L_.]Ai //断开ipc连接
,^(T^ - wsprintf(tmp,"\\%s\ipc$",szTarget);
3y!CkJKv WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
K|&