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。
xlg 6cO OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
HTA@en[5 <1>与远程系统建立IPC连接
NifzZEX <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
]>M{Qn* <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
tsaf|xe <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
^rO3B?_ <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
0pYO-@E <6>服务启动后,killsrv.exe运行,杀掉进程
2m7Z:b <7>清场
|gxT-ZM 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
Yw&{.<sL /***********************************************************************
_ +q.R Module:Killsrv.c
kC"lO' Date:2001/4/27
(U#4j 6Q Author:ey4s
A%qlB[!: Http://www.ey4s.org Dl_y[9 ***********************************************************************/
Y]!8Ymuww@ #include
-!zyit5B #include
e@}zp #include "function.c"
} Wx#"6 #define ServiceName "PSKILL"
!#wd~: H x%Ivd SERVICE_STATUS_HANDLE ssh;
BU
|]4 SERVICE_STATUS ss;
o&g-0!" /////////////////////////////////////////////////////////////////////////
~"6/OJA void ServiceStopped(void)
\3a(8Em {
'mx_]b^O ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
U{6i5;F#H ss.dwCurrentState=SERVICE_STOPPED;
aZ"9)RJe ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
1iyd{r7| ss.dwWin32ExitCode=NO_ERROR;
!*JE%t ss.dwCheckPoint=0;
d}#G~O+y3v ss.dwWaitHint=0;
@62QDlt; SetServiceStatus(ssh,&ss);
HIM>%
return;
Wyh
}
-b'93_ZTu: /////////////////////////////////////////////////////////////////////////
>U?HXu/TJr void ServicePaused(void)
P4@<`Eb {
hYOUuC ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
s4h3mypw ss.dwCurrentState=SERVICE_PAUSED;
UlF=,0P ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
9U$n;uA ss.dwWin32ExitCode=NO_ERROR;
j{PuZ^v1 ss.dwCheckPoint=0;
o_C
j o ss.dwWaitHint=0;
t F^|,9_< SetServiceStatus(ssh,&ss);
eJD!dGa return;
/|v:$iH,C }
z'FD{xdf void ServiceRunning(void)
T"ors]eI {
S,A\%:Va ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
:j2G0vHIl( ss.dwCurrentState=SERVICE_RUNNING;
zOO:`^ m ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
]"? +R+ ss.dwWin32ExitCode=NO_ERROR;
2@ 4^ 81 ss.dwCheckPoint=0;
lrQ +G@# ss.dwWaitHint=0;
PO9<g%qTf SetServiceStatus(ssh,&ss);
c@iP^;D return;
^,F8 ha }
29#&q`J /////////////////////////////////////////////////////////////////////////
PgZeDUPP void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
wa/
:JE {
3%c{eZxG= switch(Opcode)
9nIBs{`/Ac {
Q(Uj5 aX case SERVICE_CONTROL_STOP://停止Service
l'h[wwEXm{ ServiceStopped();
Q?]307g7 break;
:{2exu case SERVICE_CONTROL_INTERROGATE:
bj)dYjf SetServiceStatus(ssh,&ss);
tS!|#h-J break;
e+J|se4L5 }
cu&tdg^q return;
--Dd' }
T 9lk&7W //////////////////////////////////////////////////////////////////////////////
V$e\84< //杀进程成功设置服务状态为SERVICE_STOPPED
:$eg{IXC" //失败设置服务状态为SERVICE_PAUSED
haj\Dm //
G+Vlaa/7 void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
O%:EPdoU {
1~X~"M ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
)<W6cDx'H+ if(!ssh)
F=}-ngx8& {
38(Cj~u=3 ServicePaused();
LZC)vF5 return;
F@=)jrO=$ }
|/LCwq% ServiceRunning();
V *2=S Sleep(100);
,":l >0P[ //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
%) A-zzj //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
,1>ABz if(KillPS(atoi(lpszArgv[5])))
X[pk9mha ServiceStopped();
qSj$0Hq5XI else
p_z_d6? ServicePaused();
ZUE?19GA return;
^'"sFEV7RN }
T/8*c0mU /////////////////////////////////////////////////////////////////////////////
9n][#I)a3 void main(DWORD dwArgc,LPTSTR *lpszArgv)
&gIDcZ {
f#9DU}2m SERVICE_TABLE_ENTRY ste[2];
e*[M*u ste[0].lpServiceName=ServiceName;
t%jB[w&,os ste[0].lpServiceProc=ServiceMain;
N"d*pi#h ste[1].lpServiceName=NULL;
'W0?XaEk- ste[1].lpServiceProc=NULL;
RJMrSz$ StartServiceCtrlDispatcher(ste);
Rxe
sK return;
0:<dj:%M }
B5%N@g$`j /////////////////////////////////////////////////////////////////////////////
JpuF6mQ function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
t-#Y6U}b+ 下:
3W*O%9t7 /***********************************************************************
# f~,8<K Module:function.c
G(piq4D Date:2001/4/28
UMe@[E= Author:ey4s
;1`NsYI2 Http://www.ey4s.org /W !A^ ***********************************************************************/
n~/#~VTVe #include
@WuB&uF=d ////////////////////////////////////////////////////////////////////////////
CfFNk "0{ BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
_SS6@`X {
\qPgQsy4 TOKEN_PRIVILEGES tp;
?kvc`7> LUID luid;
?cQ lW F=bz0 if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
gHS;RF9 {
I<Vh
Eo, printf("\nLookupPrivilegeValue error:%d", GetLastError() );
-QaS/WO_ return FALSE;
Q+4xU }
E3N4(V\* tp.PrivilegeCount = 1;
HRF4
R o tp.Privileges[0].Luid = luid;
#^IEQZgH if (bEnablePrivilege)
9H I9([Cs tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
8YI.f else
,^JP0Vc* tp.Privileges[0].Attributes = 0;
BS }uv3 // Enable the privilege or disable all privileges.
<L+D AdjustTokenPrivileges(
x
Hw$ hToken,
#vN\]e FALSE,
)9@I7QG? &tp,
oh{!u!L`] sizeof(TOKEN_PRIVILEGES),
z_XI,u} (PTOKEN_PRIVILEGES) NULL,
!/0XoIf" (PDWORD) NULL);
G6X // Call GetLastError to determine whether the function succeeded.
m9^?p if (GetLastError() != ERROR_SUCCESS)
5" U8| {
^0 t81,` printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
E.Hw|y0_(| return FALSE;
Q}!U4!{i|p }
-Kt36:| return TRUE;
+nKxSjqI }
A{hwT,zV: ////////////////////////////////////////////////////////////////////////////
Gq5)>'D? BOOL KillPS(DWORD id)
>M7e'}0; {
u(KeS` HANDLE hProcess=NULL,hProcessToken=NULL;
i,/|H]Mzr BOOL IsKilled=FALSE,bRet=FALSE;
KZV$rJ%G __try
cm]D"GFLY {
-0| '{ ;FYiXK% if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
luZqW`?Bt {
Yyl2J#$! printf("\nOpen Current Process Token failed:%d",GetLastError());
k|l"Rh<\~ __leave;
&,':@OQ }
F]Zg9c{# //printf("\nOpen Current Process Token ok!");
h+$1+Es if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
g5TXs^g {
RB'12^[ __leave;
2S^xqvh }
ZMJ\C|S: printf("\nSetPrivilege ok!");
1 'EMYQ n?@o:c5,r if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
Dbr(Wg {
FE1dr_i printf("\nOpen Process %d failed:%d",id,GetLastError());
xU1dy*- __leave;
gDnG!i+ }
|::kC3= //printf("\nOpen Process %d ok!",id);
avls[Bq if(!TerminateProcess(hProcess,1))
lfR"22t {
5}e-~- printf("\nTerminateProcess failed:%d",GetLastError());
nZQZ!Vfj __leave;
2q# t/oN3T }
O*oL(dk*8L IsKilled=TRUE;
GMOv$Tn-_L }
#v-)Ie\F? __finally
^~MHxF5d {
e,I-u'mLQs if(hProcessToken!=NULL) CloseHandle(hProcessToken);
R4}G@&Q if(hProcess!=NULL) CloseHandle(hProcess);
|6\ ?"# }
L.!:nu]rV return(IsKilled);
n*D)RiW }
=]7|*- //////////////////////////////////////////////////////////////////////////////////////////////
~;m~)D 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:
W5:S+ /*********************************************************************************************
_?Jm.nT ModulesKill.c
!0`ZK-nA6 Create:2001/4/28
D'O[0?N"g Modify:2001/6/23
hFa\x5I5 Author:ey4s
c<JJuG Http://www.ey4s.org ycw'>W3.* PsKill ==>Local and Remote process killer for windows 2k
Re<X~j5] **************************************************************************/
V6wYJ$] #include "ps.h"
$K<jmEC@< #define EXE "killsrv.exe"
$yaE!.Kc #define ServiceName "PSKILL"
@c$mc e5fJN)+a #pragma comment(lib,"mpr.lib")
T:cSv
@G //////////////////////////////////////////////////////////////////////////
9L:v$4{LU //定义全局变量
e~rBV+f
SERVICE_STATUS ssStatus;
uK(+WA SC_HANDLE hSCManager=NULL,hSCService=NULL;
& PHHacp BOOL bKilled=FALSE;
E_?3<)l)RI char szTarget[52]=;
Q;r 0#" //////////////////////////////////////////////////////////////////////////
9FK:lFGD BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
>1s:F5u" BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
nEOhN BOOL WaitServiceStop();//等待服务停止函数
>tP/"4c BOOL RemoveService();//删除服务函数
7-e)V{A`w /////////////////////////////////////////////////////////////////////////
@zfeCxVOA int main(DWORD dwArgc,LPTSTR *lpszArgv)
o?{VGJH<v {
>&?wo{b BOOL bRet=FALSE,bFile=FALSE;
[4xN:i char tmp[52]=,RemoteFilePath[128]=,
WKxJ`r\ szUser[52]=,szPass[52]=;
QS=n
50T, HANDLE hFile=NULL;
s3kh (N DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
`j=CzZ*em? C<w9f //杀本地进程
+$},Hu69j if(dwArgc==2)
"
I`YJEv {
_Zf1=&U#/ if(KillPS(atoi(lpszArgv[1])))
8Yq6I>@! printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
1ygu>sKS&A else
m
U7Ad" printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
"c\T lpszArgv[1],GetLastError());
HEe0dqG return 0;
nk-6W4 }
eMz,DYa/G //用户输入错误
MzK&Jh else if(dwArgc!=5)
Vg[U4, {
7Oxvq^[ printf("\nPSKILL ==>Local and Remote Process Killer"
MiOSSl}; "\nPower by ey4s"
zi*D8!_C "\nhttp://www.ey4s.org 2001/6/23"
e4CG=K3s "\n\nUsage:%s <==Killed Local Process"
%_tL}m{? "\n %s <==Killed Remote Process\n",
e1&c_"TOih lpszArgv[0],lpszArgv[0]);
5-u=ZB%p return 1;
,st4K;- }
?Cu#( //杀远程机器进程
TqbKH08i/ strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
4\sS strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
d G:=tf&1R strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
>b*Pd
*f |Ca$>]? //将在目标机器上创建的exe文件的路径
{8I93] sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
2?-}(F;Z __try
8CEy#%7]} {
A;kAAM //与目标建立IPC连接
kf5921(P if(!ConnIPC(szTarget,szUser,szPass))
;ejC:3yO {
ZTS*E,U% printf("\nConnect to %s failed:%d",szTarget,GetLastError());
Ti' GSL return 1;
:l9C7o }
yY_]YeeR printf("\nConnect to %s success!",szTarget);
=~aJ]T}( //在目标机器上创建exe文件
?# G_& RI*Q-n{ hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
2! wz#EC E,
2N)vEUyDV NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
k7W8$8v if(hFile==INVALID_HANDLE_VALUE)
8%nTDSp&t {
g>f(5 printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
;utjW1y __leave;
(\R"v^ }
dd4yS}yBlR //写文件内容
PS=crU@"H while(dwSize>dwIndex)
r&ToUU 5 {
F1Z20)8K A0[flIl if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
yobi$mnsy! {
2EE#60 printf("\nWrite file %s
iwmXgsRa9} failed:%d",RemoteFilePath,GetLastError());
L
YH9P-5H __leave;
>J8?n,* }
EKoCm)}d dwIndex+=dwWrite;
NU
6P }
'Z&A5\~ //关闭文件句柄
N+}yw4lb CloseHandle(hFile);
3rR(>}:[V bFile=TRUE;
2,_BO6
!d //安装服务
n!tC z<v if(InstallService(dwArgc,lpszArgv))
{h@R\bU {
T_gW't>
//等待服务结束
ruE.0V I@ if(WaitServiceStop())
)O7 Mfr {
y5R6/*;N. //printf("\nService was stoped!");
hUlFP }
^Y'>3o21f else
((?^B
{
;wvVhQ //printf("\nService can't be stoped.Try to delete it.");
#vS>^OyP }
CF>NyY:_ Sleep(500);
iWtWT1n8n //删除服务
E|^a7-}| RemoveService();
z-,U(0 . }
_N<qrH^; }
V25u'.'v __finally
7z+NR&'M$ {
}Rt<^oya* //删除留下的文件
a>Q7Qn if(bFile) DeleteFile(RemoteFilePath);
U\b,W&%P //如果文件句柄没有关闭,关闭之~
vO&1F@ if(hFile!=NULL) CloseHandle(hFile);
Fir7z nRW //Close Service handle
MOOL=Um3 if(hSCService!=NULL) CloseServiceHandle(hSCService);
iezz[;t //Close the Service Control Manager handle
7qh_URt@ if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
8Ipyr%l //断开ipc连接
Y8CXinh wsprintf(tmp,"\\%s\ipc$",szTarget);
2oq>tnYyV[ WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
{(aJrSE<z if(bKilled)
8} S|iM printf("\nProcess %s on %s have been
x&?35B
i killed!\n",lpszArgv[4],lpszArgv[1]);
Wxg|jP$~ else
N:&Gv'` printf("\nProcess %s on %s can't be
0c`wJktWK killed!\n",lpszArgv[4],lpszArgv[1]);
S*\`LBl"nX }
Z&}94 return 0;
"dkvk7zCP }
_ :][{W# //////////////////////////////////////////////////////////////////////////
`#l_`j=r$ BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
WRo#ZVt9$ {
l5@k8tnz NETRESOURCE nr;
$T*kpUXH} char RN[50]="\\";
Y#rao:I l[h??C` strcat(RN,RemoteName);
A>'o5+ strcat(RN,"\ipc$");
\s)j0F)
4ci
@$nL1 nr.dwType=RESOURCETYPE_ANY;
;,IGO7R nr.lpLocalName=NULL;
o!j? )0d nr.lpRemoteName=RN;
HF0J>Clq nr.lpProvider=NULL;
cZHlW|$R 7,
O_'T & if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
]C'r4Ch^ return TRUE;
.-<o[(s else
,NVQ C= return FALSE;
Z4rK$B }
X+hyUz(%R /////////////////////////////////////////////////////////////////////////
Ejn19{ BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
*VL-b8'A< {
TT29LC@ BOOL bRet=FALSE;
%3~jg __try
_\u'~wWl {
:@n e29,} //Open Service Control Manager on Local or Remote machine
/)v X|qtIY hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
\bfNki if(hSCManager==NULL)
XV!P8n {
gIT"nG=a4 printf("\nOpen Service Control Manage failed:%d",GetLastError());
7@06x+! __leave;
v/CXX<^U( }
K{"+eA>CU //printf("\nOpen Service Control Manage ok!");
`+i<:,z-gs //Create Service
U${dWxC hSCService=CreateService(hSCManager,// handle to SCM database
&:Raf5G-E ServiceName,// name of service to start
/y
NU0/ ServiceName,// display name
4S+P]U*jW SERVICE_ALL_ACCESS,// type of access to service
A2htD!3 SERVICE_WIN32_OWN_PROCESS,// type of service
/pV^w SERVICE_AUTO_START,// when to start service
O~igwFe SERVICE_ERROR_IGNORE,// severity of service
t*n!kXa failure
$ABW|r EXE,// name of binary file
mGoUF$9 k NULL,// name of load ordering group
UF0PWpuO NULL,// tag identifier
rw58bkh6 NULL,// array of dependency names
QCMt4`%'u NULL,// account name
Q?Q!D+~mND NULL);// account password
^gD&Nb