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。
ZOzyf/?. OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
Fg^zz*e <1>与远程系统建立IPC连接
`udZ =S"/L <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
C_hIPMU= <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
gkv,Om <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
SYK?5_804 <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
h1?.x <6>服务启动后,killsrv.exe运行,杀掉进程
"}UYsXg <7>清场
`JG7Pl/ih 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
;W#/;C
_h /***********************************************************************
Jc9^Hyqu& Module:Killsrv.c
}Qvoms<k Date:2001/4/27
[k6,!e[/uG Author:ey4s
B.[5N;c Http://www.ey4s.org A}n5dg0u ***********************************************************************/
l'Z `%}R #include
DWJkN4}o #include
kC6s_k #include "function.c"
N6-bUM6%I #define ServiceName "PSKILL"
Z{.L_]$I b(gcnSzM2 SERVICE_STATUS_HANDLE ssh;
_^0)T@ SERVICE_STATUS ss;
F30jr6F\ /////////////////////////////////////////////////////////////////////////
i(>v~T,( void ServiceStopped(void)
FUTDR-q O {
Y~bGgd]T ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
EC|b7 ss.dwCurrentState=SERVICE_STOPPED;
FwGMrJW ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
uv
dx>5] ss.dwWin32ExitCode=NO_ERROR;
*C?x\.\C ss.dwCheckPoint=0;
} "ts ss.dwWaitHint=0;
? &;d)TQ SetServiceStatus(ssh,&ss);
6hm6h7$F1 return;
C!" .[3 }
&U/~*{ /////////////////////////////////////////////////////////////////////////
'}wYSG- void ServicePaused(void)
(gv
~Vq {
P1l@K2r ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
l+V5dZ8W ss.dwCurrentState=SERVICE_PAUSED;
DWH)<\? ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
[f'DxZF- ss.dwWin32ExitCode=NO_ERROR;
KGX?\#- ss.dwCheckPoint=0;
jNNl5. ss.dwWaitHint=0;
goT:\2 SetServiceStatus(ssh,&ss);
WH$
Ls(' return;
Pjff%r^ }
xX.Ox void ServiceRunning(void)
"]`QQT-{0 {
{\e wf_pFk ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
Kn9,N@bU_ ss.dwCurrentState=SERVICE_RUNNING;
r4qFEFV3% ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
4[&6yHJ^ ss.dwWin32ExitCode=NO_ERROR;
v+=_ ss.dwCheckPoint=0;
P5P<-T{-c ss.dwWaitHint=0;
t(MlZ>H SetServiceStatus(ssh,&ss);
.ODtduURe return;
K~WwV8c9; }
afc?a-~Z /////////////////////////////////////////////////////////////////////////
F<w/@.&m void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
t>v']a +k {
E%-&!%_>D@ switch(Opcode)
Dx[t?- {
L4;n$=e case SERVICE_CONTROL_STOP://停止Service
|R*fw(=W ServiceStopped();
8LwbOR" break;
?I 1@:?Qi case SERVICE_CONTROL_INTERROGATE:
}%R6Su]y SetServiceStatus(ssh,&ss);
pp[? k}@ break;
}wkBa] }
9HEc=,D| return;
6<t\KMd }
LZ ID|- //////////////////////////////////////////////////////////////////////////////
4!gyFi6$ //杀进程成功设置服务状态为SERVICE_STOPPED
6]gs{zG //失败设置服务状态为SERVICE_PAUSED
}u+R,@l/ //
Vq'&t<K# void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
z4J-qK~2 {
\^-3)*r ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
C.(ZXU7 if(!ssh)
Y!*,G]7 {
iQGoy@<R ServicePaused();
0 q3<RX>M% return;
3 ^su%z_% }
jv|IV ServiceRunning();
]aakEU Sleep(100);
{Ue6DK% //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
"|Q& //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
[bOy,^@4 if(KillPS(atoi(lpszArgv[5])))
dadMwe_l0 ServiceStopped();
w6"LHy[ else
?I@3`?' ServicePaused();
Yu1xJgl return;
uN\9cQ }
@i)tQd!s /////////////////////////////////////////////////////////////////////////////
!J6s^um void main(DWORD dwArgc,LPTSTR *lpszArgv)
)v-* Wr eS {
(wY%$kW4 SERVICE_TABLE_ENTRY ste[2];
i~F Ct4 ste[0].lpServiceName=ServiceName;
ev guw*u ste[0].lpServiceProc=ServiceMain;
W>Rv ste[1].lpServiceName=NULL;
Z.mV fy% ste[1].lpServiceProc=NULL;
mmKrmM*1 StartServiceCtrlDispatcher(ste);
ca-n:1 return;
B6pz1P?e} }
XWUTb\@ /////////////////////////////////////////////////////////////////////////////
YJ6vyG>%C function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
*HXq`B 下:
a"1$z`ln /***********************************************************************
;_SS3q Module:function.c
1Ev+':% Date:2001/4/28
IIR?@/q Author:ey4s
2b"5/$|6 Http://www.ey4s.org s,29_z7 ***********************************************************************/
p.\KmEx #include
C1do]1VH ////////////////////////////////////////////////////////////////////////////
FXSDN268 BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
&+^
# `nq {
qlxW@| TOKEN_PRIVILEGES tp;
P3
Evv]sB@ LUID luid;
Ni)#tz_9 Zn} )&Xt if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
]`kvq0Gyb {
}n7e_qy4 printf("\nLookupPrivilegeValue error:%d", GetLastError() );
i|O7nB@ return FALSE;
<&Uk!1Jd }
GJuD
: tp.PrivilegeCount = 1;
[uY2 Nh tp.Privileges[0].Luid = luid;
7 r<>^j' if (bEnablePrivilege)
w${=dW@K tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
C/vLEpP{(/ else
jlP7'xt1% tp.Privileges[0].Attributes = 0;
,qHG1#^ // Enable the privilege or disable all privileges.
xq)/ QR AdjustTokenPrivileges(
_NZHrN hToken,
:58'U| FALSE,
]VH@\
f &tp,
WuQYEbap sizeof(TOKEN_PRIVILEGES),
8{l=`y"nB (PTOKEN_PRIVILEGES) NULL,
(j I|F-i (PDWORD) NULL);
yy74>K // Call GetLastError to determine whether the function succeeded.
? 7EVmF if (GetLastError() != ERROR_SUCCESS)
d&u/7rm {
4a |Fx printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
'9dtIW6E return FALSE;
Om"3Q/& }
Mfr#IzNHN return TRUE;
<khAc1" }
UmE{>5Pt ////////////////////////////////////////////////////////////////////////////
\|t0~sRwh BOOL KillPS(DWORD id)
y~=hM
{
i+Dgw HANDLE hProcess=NULL,hProcessToken=NULL;
csM|VNE> BOOL IsKilled=FALSE,bRet=FALSE;
S}f<@-16P __try
)89jP088V {
11T\2&Q A(p if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
.Topg.7W {
2ML6Lkk printf("\nOpen Current Process Token failed:%d",GetLastError());
!dH&IEP~ __leave;
eM"mP&TTL }
sN}@b8o@ //printf("\nOpen Current Process Token ok!");
t>sX.=\$ if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
Lp WEu^j {
L#
1vf __leave;
ko>_@]Jb }
_fCHj$I*] printf("\nSetPrivilege ok!");
XXcf!~uO EXcj F if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
xi\RUAW {
wIj2 IAD printf("\nOpen Process %d failed:%d",id,GetLastError());
E<SEFn __leave;
G0>Wk#or }
IyN9
+ //printf("\nOpen Process %d ok!",id);
Y]K]]Ehp if(!TerminateProcess(hProcess,1))
CEq]B:[IC {
Kc\'s65.] printf("\nTerminateProcess failed:%d",GetLastError());
{:X];A$ __leave;
]e~^YZOs }
TkoXzG8yE< IsKilled=TRUE;
;_aoM& }
1@S6[&_ __finally
RT"2Us]* {
XL=R]IC<. if(hProcessToken!=NULL) CloseHandle(hProcessToken);
g VJ#LJ if(hProcess!=NULL) CloseHandle(hProcess);
`UK+[`E }
Ux
T[ return(IsKilled);
L)'rM-nkFh }
PEt8,,x<" //////////////////////////////////////////////////////////////////////////////////////////////
WN/#9]` P 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:
faOWhIG /*********************************************************************************************
AJd.K'=8 ModulesKill.c
-*fYR#VQQB Create:2001/4/28
l_-n&(N2<[ Modify:2001/6/23
N>Y50 Author:ey4s
Z;'.pU~ Http://www.ey4s.org .l5 "X> PsKill ==>Local and Remote process killer for windows 2k
y]_8.
0zM **************************************************************************/
yN<fmi};c #include "ps.h"
V FSn!o:C #define EXE "killsrv.exe"
}a1Sfl@`3 #define ServiceName "PSKILL"
ASa!yV=g KBqaI(( #pragma comment(lib,"mpr.lib")
%*q0+_ //////////////////////////////////////////////////////////////////////////
?67I|@^ //定义全局变量
DjzBG*f/ SERVICE_STATUS ssStatus;
o[[r_v_d SC_HANDLE hSCManager=NULL,hSCService=NULL;
r{R7" BOOL bKilled=FALSE;
PZ(<eJ> char szTarget[52]=;
L{A-0Ffh //////////////////////////////////////////////////////////////////////////
]</4#?_ BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
+()t8,S, BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
@H%=%ZwpO BOOL WaitServiceStop();//等待服务停止函数
WTYFtZD[yH BOOL RemoveService();//删除服务函数
|kNGpwpI /////////////////////////////////////////////////////////////////////////
ls7A5 < int main(DWORD dwArgc,LPTSTR *lpszArgv)
U.7y8#qf3R {
`N.$LY;8 BOOL bRet=FALSE,bFile=FALSE;
eoe^t:5& char tmp[52]=,RemoteFilePath[128]=,
Qr%Jm{_o szUser[52]=,szPass[52]=;
>[fVl8G_0 HANDLE hFile=NULL;
G0
/vn9& DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
~P#zhHw <N=p:e,aN, //杀本地进程
`s>=Sn&UP if(dwArgc==2)
@IY?DO {
xhkWKB/7 if(KillPS(atoi(lpszArgv[1])))
%"[dGB$S printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
X/8iJ-KB else
?wf+{x-dPP printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
_6UAeZ*M lpszArgv[1],GetLastError());
<I%9O:R
return 0;
+aw>p_\ }
wV[V#KpX8- //用户输入错误
k\#-6evT else if(dwArgc!=5)
.83v~{n {
MR_bq_) printf("\nPSKILL ==>Local and Remote Process Killer"
RjGB#AK "\nPower by ey4s"
:-\ yy "\nhttp://www.ey4s.org 2001/6/23"
%^5 @z1d, "\n\nUsage:%s <==Killed Local Process"
>`<2}Me6 "\n %s <==Killed Remote Process\n",
iqednk% lpszArgv[0],lpszArgv[0]);
[x<6v}fRn return 1;
OW^2S_H5 }
iE^a%|?} //杀远程机器进程
V}|v!h[O8 strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
?
TT8|Os strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
yb4tJu$ strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
ZutB_uW loUl$X.u //将在目标机器上创建的exe文件的路径
fEw=I7{Y sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
H[7cA9FI __try
h [IYA1/y {
CC>fm1#i\ //与目标建立IPC连接
>U~|R=* if(!ConnIPC(szTarget,szUser,szPass))
DqzA U7 {
.?0>5-SfY printf("\nConnect to %s failed:%d",szTarget,GetLastError());
ljJz#+H2_ return 1;
xeHb89GnoQ }
Lubs{-5lk printf("\nConnect to %s success!",szTarget);
*Cnq2=A]A //在目标机器上创建exe文件
^5^}MB% _rMT{q3 hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
5':Gu}Vq E,
8_IOJ]:w NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
_+*/~E if(hFile==INVALID_HANDLE_VALUE)
Ybt_?Q9#] {
@v~Pwr! printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
<m>l-] __leave;
PyMVTP4 }
`B'4"=( //写文件内容
!rXcGj(k while(dwSize>dwIndex)
>WGP{ {
r6n5 Jz iTLW<wG if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
{b,2;w}95 {
MxgLztY printf("\nWrite file %s
MKe^_uF failed:%d",RemoteFilePath,GetLastError());
k%l_N)38 __leave;
=F'M~3M }
f#v#)Gp+ dwIndex+=dwWrite;
Jh\:X<q }
j6e}7 //关闭文件句柄
7rdw` CloseHandle(hFile);
{x[;5TM bFile=TRUE;
X7H'Uk9: //安装服务
;V~rWzKM( if(InstallService(dwArgc,lpszArgv))
kG$E
tE# {
'(*&Ax //等待服务结束
AbF(MK=i if(WaitServiceStop())
om}/f` {
skI(]BDf //printf("\nService was stoped!");
/bmXDDYH4 }
feI./E else
|"R_-U {
3^\?>C7 //printf("\nService can't be stoped.Try to delete it.");
hD_5~d }
JY2/YDJ Sleep(500);
}Kj Ju; //删除服务
W-z90k4Z5 RemoveService();
i,#k}CNu }
q]eFd6
}
[0&'cu> __finally
M@~~f
{
_%'L@[ H //删除留下的文件
eyT>wma0 if(bFile) DeleteFile(RemoteFilePath);
PFS;/ //如果文件句柄没有关闭,关闭之~
V06CCy8n if(hFile!=NULL) CloseHandle(hFile);
`ke3+%uj o //Close Service handle
9c6czirwR^ if(hSCService!=NULL) CloseServiceHandle(hSCService);
skIiJ'db //Close the Service Control Manager handle
bo@,4xw if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
~+N76BX //断开ipc连接
*;hY.EuoFz wsprintf(tmp,"\\%s\ipc$",szTarget);
V#0
dGP-Z WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
U@6jOZ if(bKilled)
MzQ\rg_B7 printf("\nProcess %s on %s have been
pb^,Qvnp killed!\n",lpszArgv[4],lpszArgv[1]);
]*N:;J else
'qL5$ zG printf("\nProcess %s on %s can't be
+VCo$o killed!\n",lpszArgv[4],lpszArgv[1]);
r{\BbUnf) }
uf)W-Er6~ return 0;
ZfPd0 p }
BXg!zW%+ //////////////////////////////////////////////////////////////////////////
>Mvka;T] BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
yiVG ]s {
(j' {~FB NETRESOURCE nr;
7qe7Fl3 char RN[50]="\\";
/O|:{LQ :dP~.ZY7 strcat(RN,RemoteName);
SY-ez91 strcat(RN,"\ipc$");
i;o}o*= $Y6I_U
nr.dwType=RESOURCETYPE_ANY;
{L@+(I nr.lpLocalName=NULL;
0K<x=-cCB nr.lpRemoteName=RN;
.,3Zj / nr.lpProvider=NULL;
^rv"o:lF z %x7fe if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
)K~w'TUr return TRUE;
l~bKBz else
9W!8gCs return FALSE;
mxQR4"]jY }
c$0_R;4/ /////////////////////////////////////////////////////////////////////////
P+<BOG|m BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
^P`NMSw {
wV\%R,bZj BOOL bRet=FALSE;
iF!mV5# __try
Sd},_Kh {
pDu{e>S|: //Open Service Control Manager on Local or Remote machine
*AZ?~ i^o hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
d%0+i/p if(hSCManager==NULL)
Q48+O?&
{
qmZ2d!)o printf("\nOpen Service Control Manage failed:%d",GetLastError());
o+nG3kRD __leave;
xXX/]x> }
A\K,_&x1Z //printf("\nOpen Service Control Manage ok!");
)^4hQ3BS //Create Service
^q
;Cx7T_p hSCService=CreateService(hSCManager,// handle to SCM database
FigR1/3o'6 ServiceName,// name of service to start
^[k0k(_ ServiceName,// display name
3{"byfO#% SERVICE_ALL_ACCESS,// type of access to service
XCDSmZ SERVICE_WIN32_OWN_PROCESS,// type of service
9tn;L"#&N SERVICE_AUTO_START,// when to start service
#G_F`& SERVICE_ERROR_IGNORE,// severity of service
Sw)i1S9 failure
ncv7t|ZN EXE,// name of binary file
!z"Nv1!~| NULL,// name of load ordering group
?"6Ov ] NULL,// tag identifier
BQ#3QL't NULL,// array of dependency names
AUfS- NULL,// account name
#EbGL])F} NULL);// account password
s5l3V2k //create service failed
hd
B
|#t if(hSCService==NULL)
#,L~w {
7^$)VBQ/ //如果服务已经存在,那么则打开
'0|o`qoLzA if(GetLastError()==ERROR_SERVICE_EXISTS)
,CciTXf {
J$F nm\ //printf("\nService %s Already exists",ServiceName);
c<wavvfUo //open service
Yd:Q`#7A hSCService = OpenService(hSCManager, ServiceName,
f1mHN7hxW SERVICE_ALL_ACCESS);
yGTziv! if(hSCService==NULL)
$r\"6e {
<} ,1Ncl printf("\nOpen Service failed:%d",GetLastError());
x4m 5JDC __leave;
k=[pm5ZvT~ }
0GZq`a7[ //printf("\nOpen Service %s ok!",ServiceName);
G?`-]FMO }
-DP*q3 else
!9;)N, {
DG(%-w8p" printf("\nCreateService failed:%d",GetLastError());
2j&v;dmh< __leave;
m@jge)O&D }
!aPD}xCH# }
o}8I_o&]U //create service ok
BkawL, else
=E(#YCx {
Z) Wnow //printf("\nCreate Service %s ok!",ServiceName);
`0bP0^w }
mN*?%t ;I}'} // 起动服务
tdep|sD if ( StartService(hSCService,dwArgc,lpszArgv))
?]#OM_,8 {
A`[@8 //printf("\nStarting %s.", ServiceName);
7(bQ}mHl\ Sleep(20);//时间最好不要超过100ms
K R, z^9 while( QueryServiceStatus(hSCService, &ssStatus ) )
+r]zs^' {
{tw+#}T a if ( ssStatus.dwCurrentState == SERVICE_START_PENDING)
\'Ssn(s {
wN97_Y=`n printf(".");
%{!R
l@ Sleep(20);
bFY~oa%C }
ba3*]01Yb else
LY 0]l$ break;
Y9Z]i$qS&k }
Z^yNLF *&V if ( ssStatus.dwCurrentState != SERVICE_RUNNING )
"
.4,." printf("\n%s failed to run:%d",ServiceName,GetLastError());
Apj; }
ST1'\Eo else if(GetLastError()==ERROR_SERVICE_ALREADY_RUNNING)
.5w azvA {
Vi?q>:E: //printf("\nService %s already running.",ServiceName);
z.36;yT/ }
<YB9Ac~}z else
(YPi&w~S {
"l7NWqfB printf("\nStart Service %s failed:%d",ServiceName,GetLastError());
tF7hFL5f __leave;
tGjhHp8}c }
D+JAK!W bRet=TRUE;
h !gk s-0 }//enf of try
/@"Y^ __finally
:"Y*<=x#2 {
I|9
SiZ0 return bRet;
\?**2{9&) }
Kcy@$uF{2 return bRet;
[;A[.&6 }
u
8^{ /////////////////////////////////////////////////////////////////////////
SJ?cI!=x BOOL WaitServiceStop(void)
MSw$_d {
%Ip*Kq- BOOL bRet=FALSE;
dY(;]sxFr //printf("\nWait Service stoped");
Qkcjr]#^$ while(1)
) ;FS7R
{
]p7jhd= Sleep(100);
T/pqSmVpM if(!QueryServiceStatus(hSCService, &ssStatus))
^v&D;<&R {
k&