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。
T|ZF/&XP OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
AH^e]<2- <1>与远程系统建立IPC连接
eOt%x Tx <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
Jen%}\ <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
PWvSbn6 <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
D9.`hs0 <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
)u;JwFstX <6>服务启动后,killsrv.exe运行,杀掉进程
.d~\Ysve <7>清场
)GVBE%!WEd 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
uFZ~ /***********************************************************************
~Rs#|JWB2V Module:Killsrv.c
il12T`a Date:2001/4/27
#$FrFU;ZR Author:ey4s
_#!U"hkH Http://www.ey4s.org 7R,qDp S ***********************************************************************/
OUzR@$ #include
i^*M^P3m #include
thuRNYv< #include "function.c"
n#BvW,6J #define ServiceName "PSKILL"
IU|kNBo y;nvR6) SERVICE_STATUS_HANDLE ssh;
r|
f-_D SERVICE_STATUS ss;
H?tUCbw /////////////////////////////////////////////////////////////////////////
oV9z(!X/ void ServiceStopped(void)
03EV%Vc {
|jT2W
ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
%x2uP9 ss.dwCurrentState=SERVICE_STOPPED;
n!G.At'JP ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
|O-`5_z$r ss.dwWin32ExitCode=NO_ERROR;
w9f
_b3 ss.dwCheckPoint=0;
hGI+:Js6 ss.dwWaitHint=0;
Q".g.k SetServiceStatus(ssh,&ss);
7X}TB\N1 return;
BX[~%iE }
edijfhn /////////////////////////////////////////////////////////////////////////
J!hFN]M<< void ServicePaused(void)
TQf L%JT {
BC! 6O/kr ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
D9BQID$R ss.dwCurrentState=SERVICE_PAUSED;
_ 5"+Dv ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
ZjD)?4 ss.dwWin32ExitCode=NO_ERROR;
'^iUx,,ZQ ss.dwCheckPoint=0;
v^SsoX>WMH ss.dwWaitHint=0;
?^9BMQ+ SetServiceStatus(ssh,&ss);
R4{-Qv#8
q return;
E1 |<Pt }
x7dEo%j void ServiceRunning(void)
?[)yGRzO2 {
>;4!O%F ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
vvq/ ss.dwCurrentState=SERVICE_RUNNING;
p|3b/plZ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
NvJV</l6A ss.dwWin32ExitCode=NO_ERROR;
0C$8g
Y* ss.dwCheckPoint=0;
0(y:$ ss.dwWaitHint=0;
{\G`]r-cM SetServiceStatus(ssh,&ss);
+;Cr];b3 return;
Icx7.Y }
mnjs(x<m /////////////////////////////////////////////////////////////////////////
u5Up&QE!>q void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
0{+.H_f` {
+q{[\#t5 switch(Opcode)
Vr=OYI'A {
PD6_)PXn case SERVICE_CONTROL_STOP://停止Service
raE
Mm ServiceStopped();
"AC^ rz~U break;
"(`2eXRn case SERVICE_CONTROL_INTERROGATE:
c2 A ps SetServiceStatus(ssh,&ss);
^m!_2_q break;
1J{fXh }
<T+!V-Pj* return;
&!L:"]=+ }
=']3(6* //////////////////////////////////////////////////////////////////////////////
#.._c?%4/ //杀进程成功设置服务状态为SERVICE_STOPPED
Y$<D9fs3 //失败设置服务状态为SERVICE_PAUSED
pKT2^Q}-h //
]Gv!M?: void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
; s|w{.<: {
FhkkWWL ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
3mO;JXd if(!ssh)
m$wlflt {
]~0}=,H$N ServicePaused();
5~'IKcW< return;
bsS:"/?> }
]<XR]FHx) ServiceRunning();
v^N`IJq Sleep(100);
~"K,7sw!Y //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
O
o8qyW //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
+=BAslk if(KillPS(atoi(lpszArgv[5])))
;65D ServiceStopped();
CnISe^h else
PuL<^aJ ServicePaused();
Z=?aEU$7 return;
S`!-Cal`n }
ik.A1j9oN /////////////////////////////////////////////////////////////////////////////
vLT0ETHg6 void main(DWORD dwArgc,LPTSTR *lpszArgv)
ZnW@YC#9 {
W*N$'% SERVICE_TABLE_ENTRY ste[2];
IH9.F ste[0].lpServiceName=ServiceName;
By)u-)g9 ste[0].lpServiceProc=ServiceMain;
y<:<$22O ste[1].lpServiceName=NULL;
z>m=h)9d~ ste[1].lpServiceProc=NULL;
P7.' kX9 StartServiceCtrlDispatcher(ste);
i-"
p)2d=# return;
*\G)z|^yx }
0bS|fMgc /////////////////////////////////////////////////////////////////////////////
:A1: function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
-0C@hM,wm 下:
@-&MA)SN /***********************************************************************
T-_"|-k}P% Module:function.c
=(HeF.! Date:2001/4/28
c>:R3^\lwx Author:ey4s
RY9V~8|M Http://www.ey4s.org O+vS| ***********************************************************************/
;30nd= #include
/Ncm^b4 ////////////////////////////////////////////////////////////////////////////
9X$ma/P[ BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
a<~77~"4wn {
eHiy,IN TOKEN_PRIVILEGES tp;
47K1$3P LUID luid;
tDg}Ys=4K> )2IH
5 if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
c!K]J {
*Hz^K0:8( printf("\nLookupPrivilegeValue error:%d", GetLastError() );
f+_h !j return FALSE;
Z?5V4F:f }
=O).Lx2J tp.PrivilegeCount = 1;
"A$!,
PX6 tp.Privileges[0].Luid = luid;
`Ag{) if (bEnablePrivilege)
**3 z;58i tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
9iUr nG* else
q
11IkDa tp.Privileges[0].Attributes = 0;
)3Z ^h<"j // Enable the privilege or disable all privileges.
Ej".axjT AdjustTokenPrivileges(
W2FD+ wt hToken,
_tTN G2 FALSE,
gKYfQ+ &tp,
"ZM4F?x sizeof(TOKEN_PRIVILEGES),
E_e6^Sk5B( (PTOKEN_PRIVILEGES) NULL,
.mLK`c6 (PDWORD) NULL);
f y:,_# // Call GetLastError to determine whether the function succeeded.
myl+J;,] if (GetLastError() != ERROR_SUCCESS)
)G^
KDj" {
o%9*B%HO/ printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
d?`ny#,GB return FALSE;
aE;le{|!({ }
eq(am%3~ return TRUE;
fk1ASV<rN }
}XO K,Hw ////////////////////////////////////////////////////////////////////////////
/='. 4v BOOL KillPS(DWORD id)
]vWKR."4 {
VXIP0p@ HANDLE hProcess=NULL,hProcessToken=NULL;
z|EEVNFd& BOOL IsKilled=FALSE,bRet=FALSE;
Sz- Jy:j __try
p2Zo {
WmY`` ~cTN~<{dq if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
+_XzmjnDd {
.Asv%p[W printf("\nOpen Current Process Token failed:%d",GetLastError());
Lzu.)C@Amx __leave;
ho##Z*O }
)E@A0 W //printf("\nOpen Current Process Token ok!");
@=}YTtq if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
r\qj! {
W`\R%>$H __leave;
C{gyj}5 }
?7<JQh)"e printf("\nSetPrivilege ok!");
Zjbc3M5 3)\8%Ox if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
MrZh09y {
t2,A@2DU2 printf("\nOpen Process %d failed:%d",id,GetLastError());
+s- lCz __leave;
):i&`}SY }
CC#;c1t //printf("\nOpen Process %d ok!",id);
d
,4]VE if(!TerminateProcess(hProcess,1))
&?mD$Eo {
Tyvtmx M printf("\nTerminateProcess failed:%d",GetLastError());
?c[*:N( __leave;
o.0ci+z@ }
WI?oSE w IsKilled=TRUE;
u%w`:v7Yo( }
GGnpjwXeH __finally
{r@Ty*W}
L {
gw,UQbnu if(hProcessToken!=NULL) CloseHandle(hProcessToken);
(h>-&.`& if(hProcess!=NULL) CloseHandle(hProcess);
cSXwYZDx? }
q
Y#n'& return(IsKilled);
?>I;34tL( }
I'V4D[H5 //////////////////////////////////////////////////////////////////////////////////////////////
0NS<?p~_S 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:
/YZr~|65 /*********************************************************************************************
E\Rhz]G( ModulesKill.c
x>Zn?YR," Create:2001/4/28
NR`C(^} Modify:2001/6/23
{zMU#=EC Author:ey4s
"?V0$-DR Http://www.ey4s.org i_j[?.?X} PsKill ==>Local and Remote process killer for windows 2k
&YF^j2 **************************************************************************/
1v71rf&w #include "ps.h"
Q_[ 3`jl #define EXE "killsrv.exe"
O^oWG&Y;v #define ServiceName "PSKILL"
z^'gx@YD*v S:h{2{ #pragma comment(lib,"mpr.lib")
~`aa5;Ab_ //////////////////////////////////////////////////////////////////////////
.Y&)4+ckL //定义全局变量
|Y?HA& SERVICE_STATUS ssStatus;
;M)QwF1 SC_HANDLE hSCManager=NULL,hSCService=NULL;
z6*X%6,8 BOOL bKilled=FALSE;
N@t|7~ char szTarget[52]=;
FoN|i"*l //////////////////////////////////////////////////////////////////////////
;lHr =e7 BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
D)L+7N0D~ BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
*MKO
I' BOOL WaitServiceStop();//等待服务停止函数
\WxukYH BOOL RemoveService();//删除服务函数
L7dd(^ /////////////////////////////////////////////////////////////////////////
o,_?^'@ int main(DWORD dwArgc,LPTSTR *lpszArgv)
<
jJ {
OX\A|$GS BOOL bRet=FALSE,bFile=FALSE;
hDF@'G8F char tmp[52]=,RemoteFilePath[128]=,
MF5[lK9e szUser[52]=,szPass[52]=;
wB.&}p9p HANDLE hFile=NULL;
C{U?0!^ DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
&5yVxL: H{Wu]C<@p //杀本地进程
A~)D[CV if(dwArgc==2)
vSEuk}pk {
y*qVc E if(KillPS(atoi(lpszArgv[1])))
#d6)#:uss printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
{\81i8b] else
o]4*|ARPs printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
? m
DI# ~) lpszArgv[1],GetLastError());
E|iQc8gr& return 0;
F(>Np2oi6 }
1*\o. //用户输入错误
LY%WD%pL else if(dwArgc!=5)
45@^L's {
YtmrRDQs printf("\nPSKILL ==>Local and Remote Process Killer"
GPN]9 "\nPower by ey4s"
e|"WQ> "\nhttp://www.ey4s.org 2001/6/23"
Y3Yz)T}UkS "\n\nUsage:%s <==Killed Local Process"
JRB9rSN^ "\n %s <==Killed Remote Process\n",
LRL,m_gt lpszArgv[0],lpszArgv[0]);
}\B><E{G return 1;
pFOx>u2`a }
0Tx6zO //杀远程机器进程
HiZ*+T.B strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
Q'=x|K#xj strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
*\
R ]NV strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
X%
t1T4 IG2r#N|C# //将在目标机器上创建的exe文件的路径
F3On?x) sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
Te"ioU?. __try
$a.JSXyxL {
h9}+l //与目标建立IPC连接
Hj^1or3R] if(!ConnIPC(szTarget,szUser,szPass))
]Sf]J4eQ {
-t!~%_WCv printf("\nConnect to %s failed:%d",szTarget,GetLastError());
(A9Fhun return 1;
0X6YdW _2X }
zdB^S%cztS printf("\nConnect to %s success!",szTarget);
~vm%6CABM //在目标机器上创建exe文件
Z^3rLCa m*&]!mM"0G hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
o#3ly-ht E,
; ZA~p NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
+$ 'Zf0U if(hFile==INVALID_HANDLE_VALUE)
&u$Q4 {
E(>=rD /+ printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
P3x8UR=fS __leave;
NG+GEqx }
"L IF.) //写文件内容
rV ` #[d while(dwSize>dwIndex)
J,'M4O\S {
'j#*6xD p|U?86t if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
fK>L!=Q {
9+Np4i@ printf("\nWrite file %s
~!B\(@GU failed:%d",RemoteFilePath,GetLastError());
'OITI TM __leave;
-*1d! }
f,U.7E
dwIndex+=dwWrite;
?gA 8x }
)|ju~qbf //关闭文件句柄
P)Jgs CloseHandle(hFile);
L+b6!2O, bFile=TRUE;
u-QB.iQ+s //安装服务
ha]VWt%} if(InstallService(dwArgc,lpszArgv))
]E5o1eeg {
WlOmJtt4) //等待服务结束
BtkOnbz8X if(WaitServiceStop())
Ri<u/ ]oR" {
`V}q-Zdy //printf("\nService was stoped!");
X-bcQ@Oj }
0yk]o5a++ else
|mZxfI {
cN/6SGHK //printf("\nService can't be stoped.Try to delete it.");
W=~~5jFX }
;AG8C#_ Sleep(500);
.]8ZwAs=& //删除服务
u|\1hLXX RemoveService();
3#LlDC_WC }
%z=le7 }
E>6MeO __finally
Vr3Zu{&2 {
KjD/o?JUr //删除留下的文件
{&&z-^ if(bFile) DeleteFile(RemoteFilePath);
*3+4[WT0]a //如果文件句柄没有关闭,关闭之~
)8a~L8oN if(hFile!=NULL) CloseHandle(hFile);
=Qy<GeY //Close Service handle
\j$&DCv if(hSCService!=NULL) CloseServiceHandle(hSCService);
"{A(x
}'Y4 //Close the Service Control Manager handle
C7]f*TSC4 if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
T^zXt? //断开ipc连接
~nmoz/L wsprintf(tmp,"\\%s\ipc$",szTarget);
&l}^iP'%! WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
R)c?`:iUB if(bKilled)
/2&c$9=1 printf("\nProcess %s on %s have been
LQ@"Xe]5 killed!\n",lpszArgv[4],lpszArgv[1]);
XY5K%dMU else
0_jf/an,% printf("\nProcess %s on %s can't be
\[;0KV_ killed!\n",lpszArgv[4],lpszArgv[1]);
.yoH/2h }
O%\*@4zM return 0;
NDN7[7E }
nGC/R& //////////////////////////////////////////////////////////////////////////
^}RCoE BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
%Hu5K>ZNYp {
W_JlOc!y NETRESOURCE nr;
Sj3+l7S? char RN[50]="\\";
3/P1!:g9 a1T'x~ ' strcat(RN,RemoteName);
akmkyrz '& strcat(RN,"\ipc$");
#$.;'#u'so ]_)yIi" nr.dwType=RESOURCETYPE_ANY;
CXH&U@57{ nr.lpLocalName=NULL;
bTI|F]^! nr.lpRemoteName=RN;
?e%ZOI nr.lpProvider=NULL;
dB{Q"! l|u>Tb|V if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
!Lu2 return TRUE;
]}V<*f else
V.U|
#n5 return FALSE;
ncaT?~u j }
atj(eg /////////////////////////////////////////////////////////////////////////
n'"/KS+_ BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
zrvF]|1UP {
AzPu) BOOL bRet=FALSE;
N"Z{5A __try
G?yLo 'Ulo {
%U/(|wodd //Open Service Control Manager on Local or Remote machine
%[GsD9_- hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
ez7A4>/ if(hSCManager==NULL)
2_>N/Z4T {
%:i7s-0w printf("\nOpen Service Control Manage failed:%d",GetLastError());
;xy"\S] __leave;
[|v][Hwv }
\P[Y`LYL //printf("\nOpen Service Control Manage ok!");
kBS9tKBWg //Create Service
]>!K3kB hSCService=CreateService(hSCManager,// handle to SCM database
}H53~@WP> ServiceName,// name of service to start
oe^ I ServiceName,// display name
)Om*@;r( SERVICE_ALL_ACCESS,// type of access to service
~-k9%v` SERVICE_WIN32_OWN_PROCESS,// type of service
jVi) Efy SERVICE_AUTO_START,// when to start service
td$E/h=3 SERVICE_ERROR_IGNORE,// severity of service
IYv`IS" failure
x5pdS: EXE,// name of binary file
_T60;ZI+^ NULL,// name of load ordering group
F~-(:7j NULL,// tag identifier
u* eV@KK! NULL,// array of dependency names
/l3V3B7 NULL,// account name
GblA9F7 NULL);// account password
Y/F6\oh //create service failed
8|gIhpO?^ if(hSCService==NULL)
[+Iz@0q {
Zpt\p7WQ //如果服务已经存在,那么则打开
*VCXihgo if(GetLastError()==ERROR_SERVICE_EXISTS)
$t+,Tav {
Dm981t>wL //printf("\nService %s Already exists",ServiceName);
10Q ]67 //open service
!aUs>1i hSCService = OpenService(hSCManager, ServiceName,
l]5KN SERVICE_ALL_ACCESS);
@FAA2d if(hSCService==NULL)
N%@Qf~ {
-OV&Md:~ printf("\nOpen Service failed:%d",GetLastError());
gb1V~ __leave;
L;z?aZ7n }
rSY!vkLE\ //printf("\nOpen Service %s ok!",ServiceName);
9
ql~q }
RHW]Z
Pr< else
AI2)g1m {
z^B,:5Tt printf("\nCreateService failed:%d",GetLastError());
D\v+wp. __leave;
h4gXvPS&r }
hPkp;a # }
=IZT(8 //create service ok
,)cM3nu else
L(6d&t'|-R {
E_rI?t^ //printf("\nCreate Service %s ok!",ServiceName);
gT.sjd }
C[cbbp >>r(/81S // 起动服务
zpn9,,~u if ( StartService(hSCService,dwArgc,lpszArgv))
,>a&"V^k {
WCZjXDiwJ //printf("\nStarting %s.", ServiceName);
:U|1 xgB Sleep(20);//时间最好不要超过100ms
)rU while( QueryServiceStatus(hSCService, &ssStatus ) )
k t#fMd$ {
Q-oktRK if ( ssStatus.dwCurrentState == SERVICE_START_PENDING)
xK[ou' {
Oi.C(@^( printf(".");
bW427B0 Sleep(20);
Wu/]MBM }
BKCiIfkZ else
5Pc;5
o0C break;
au(D66VO }
r8?gD&