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。
bRp[N OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
BXY'%8q _a <1>与远程系统建立IPC连接
\Hd B <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
F!{SeH: <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
R.N*G]K5 <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
OxZ:5ps <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
&UR/Txnu <6>服务启动后,killsrv.exe运行,杀掉进程
L nGSYrx1 <7>清场
7W"menw 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
w3>|mDA}I /***********************************************************************
_u$K Lqt/, Module:Killsrv.c
]Ho`*$dD Date:2001/4/27
}3 }=tN5 Author:ey4s
rRYf.~UH@P Http://www.ey4s.org -cgukl4Va ***********************************************************************/
1tdCzbEn+ #include
27:x5g? #include
"=.|QKC1` #include "function.c"
ZsZ1 #define ServiceName "PSKILL"
Z.pw!mu" ^~l<N@ SERVICE_STATUS_HANDLE ssh;
(rn x56I$ SERVICE_STATUS ss;
lQ"i]};<D /////////////////////////////////////////////////////////////////////////
5b p"dIe void ServiceStopped(void)
?M^t4nj {
sA}R! ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
e%6{P ss.dwCurrentState=SERVICE_STOPPED;
!$Z"\v'b ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
\<**SSN ss.dwWin32ExitCode=NO_ERROR;
<J-Z;r(gQN ss.dwCheckPoint=0;
QEa=!O ss.dwWaitHint=0;
CN(4;-so) SetServiceStatus(ssh,&ss);
46Nf|~ return;
UmX[=D| }
(_ah~VnO /////////////////////////////////////////////////////////////////////////
~py0Vx,F void ServicePaused(void)
BtChG] N| {
xQap44KPZ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
u2-7vudh ss.dwCurrentState=SERVICE_PAUSED;
0h4}RmS ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
^<0 NIu} ss.dwWin32ExitCode=NO_ERROR;
L0tKIpk ss.dwCheckPoint=0;
B_glyC ss.dwWaitHint=0;
oE1]vX SetServiceStatus(ssh,&ss);
PDng!IQ^ return;
C&kl*nO }
y>|XpImZ void ServiceRunning(void)
*(B[J {
3:lp"C51 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
nX%'o`f ss.dwCurrentState=SERVICE_RUNNING;
0!`7kZrN ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
~e9INZe-j ss.dwWin32ExitCode=NO_ERROR;
!U:s.^{ ss.dwCheckPoint=0;
C}_:K)5q ss.dwWaitHint=0;
Y{RB\}f( SetServiceStatus(ssh,&ss);
MXk. 2 return;
vp-7>Wj }
[oLQd-+
/////////////////////////////////////////////////////////////////////////
pVS2dwBqE void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
^]&{"! {
I?Fa switch(Opcode)
\/'n[3x {
**w~ case SERVICE_CONTROL_STOP://停止Service
% T \N@ ServiceStopped();
H^;S}<pxW break;
U^BXCu1km case SERVICE_CONTROL_INTERROGATE:
2 _n*u^X:_ SetServiceStatus(ssh,&ss);
&\|<3sd( break;
ok%!o+nk. }
;<@6f @ return;
rq["O/2 }
iLcadX //////////////////////////////////////////////////////////////////////////////
{))S<_yN //杀进程成功设置服务状态为SERVICE_STOPPED
OG7v'vmY //失败设置服务状态为SERVICE_PAUSED
UQ])QTrZFi //
zB"
`i void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
EZQ+HECpK {
e.|RC ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
hRIS[#z;U if(!ssh)
vx}Z {
Ej09RO"pB ServicePaused();
5|G3t`$pa return;
sJK:xk.6! }
(Zg'pSs) ServiceRunning();
:*:fun
Sleep(100);
kah3Uhr~ //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
%%cSvPcz //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
Kx185Q'W if(KillPS(atoi(lpszArgv[5])))
0nq}SH ServiceStopped();
*M<BPxh0w] else
Dh(T)yc ServicePaused();
3(})uV return;
ivz?-X4] }
0k0c /////////////////////////////////////////////////////////////////////////////
{-N90Oe void main(DWORD dwArgc,LPTSTR *lpszArgv)
pkf OM"5' {
A2:){`Mw SERVICE_TABLE_ENTRY ste[2];
*a,.E6C* ste[0].lpServiceName=ServiceName;
|4> r" ste[0].lpServiceProc=ServiceMain;
= #2qX>? ste[1].lpServiceName=NULL;
4O_+4yS ste[1].lpServiceProc=NULL;
3r:)\E+Q_ StartServiceCtrlDispatcher(ste);
*r,&@UB return;
<&s)k }
w[7.@ %^[ /////////////////////////////////////////////////////////////////////////////
Xe3z6 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
gq_7_Y/ 下:
j /dE6d /***********************************************************************
p $1Rgm\ Module:function.c
PT@e),{~o9 Date:2001/4/28
ph12x: @B Author:ey4s
]n]uN~)9 Http://www.ey4s.org q\'P1~ ***********************************************************************/
JRjMt-7H_ #include
C:GHP$/} ////////////////////////////////////////////////////////////////////////////
T~~[a|bLa BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
z5&%T}$tJ {
g;#KBxE TOKEN_PRIVILEGES tp;
)
~)SCN>- LUID luid;
j)tCr Py LH/&\k if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
Ik-E4pxKo {
X]pWvQ Q] printf("\nLookupPrivilegeValue error:%d", GetLastError() );
Hl2f`GZ
return FALSE;
CpRu*w{ }
R!k<l<9q tp.PrivilegeCount = 1;
R-A'v&= tp.Privileges[0].Luid = luid;
2u*h*/ if (bEnablePrivilege)
/=YqjZTCq tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
yEpN,A else
'
MS!ss=r tp.Privileges[0].Attributes = 0;
<% 7P // Enable the privilege or disable all privileges.
xngeV_xc2 AdjustTokenPrivileges(
^0x.'G? hToken,
bg1"v a#2 FALSE,
1;Wkt9]9 &tp,
Fi?Q
4b sizeof(TOKEN_PRIVILEGES),
N?=qEX|R (PTOKEN_PRIVILEGES) NULL,
?dKa;0\ (PDWORD) NULL);
2 ]DCF // Call GetLastError to determine whether the function succeeded.
eN|HJ= if (GetLastError() != ERROR_SUCCESS)
`b.o&t$L {
%%+mWz a printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
IglJEH[+ return FALSE;
6}i&6@Snq? }
wCU&Xb$F return TRUE;
),;D;LI{S }
_/jUs_W ////////////////////////////////////////////////////////////////////////////
UR/qVO? BOOL KillPS(DWORD id)
])QO% {
)+w/\~@ HANDLE hProcess=NULL,hProcessToken=NULL;
WpJD=C% BOOL IsKilled=FALSE,bRet=FALSE;
+Y5(hjE __try
R?bn,T> {
GcZM+ c iz9\D*or if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
}c35FM, {
Z[})40[M printf("\nOpen Current Process Token failed:%d",GetLastError());
UVT>7 __leave;
$(KIB82& }
M2;%1^ //printf("\nOpen Current Process Token ok!");
Esz1uty if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
2;%#C!TG; {
`CAG8D __leave;
4/HY[FT }
|6sT,/6 printf("\nSetPrivilege ok!");
dXhCyr%"6 A#Q0{z@H if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
Ox7uG{t$# {
--
i&" printf("\nOpen Process %d failed:%d",id,GetLastError());
Q/QQ:t<XUi __leave;
q ab)
1ft }
pcRF:~TE //printf("\nOpen Process %d ok!",id);
)BF \!sTn if(!TerminateProcess(hProcess,1))
u>,lf\Fgz {
to!mz\F printf("\nTerminateProcess failed:%d",GetLastError());
e0v9uQ%F5 __leave;
;Na8_} }
nW$A^ IsKilled=TRUE;
Z]x5! }
&Rt+LN0qB0 __finally
FE8+E\ U? {
QmH/yy3.% if(hProcessToken!=NULL) CloseHandle(hProcessToken);
qE#&) if(hProcess!=NULL) CloseHandle(hProcess);
qPXANx<^ }
J0?$v6S return(IsKilled);
Jw:Fj{D }
*=$[}!YG //////////////////////////////////////////////////////////////////////////////////////////////
/'&.aGW4% OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
*Nvy+V /*********************************************************************************************
k_*XJ <S!Y ModulesKill.c
CF3E]dt Create:2001/4/28
Ynv9&P Modify:2001/6/23
lFiq<3Nk Author:ey4s
->&BcPLn Http://www.ey4s.org LKR= =;qn PsKill ==>Local and Remote process killer for windows 2k
\#\`!L[1 **************************************************************************/
F* 3G_V #include "ps.h"
TnN^2:cU #define EXE "killsrv.exe"
&5kZ{,-eM #define ServiceName "PSKILL"
@9_nwf~X4
&7L~PZ #pragma comment(lib,"mpr.lib")
(MgL"8TS //////////////////////////////////////////////////////////////////////////
ur/Oc24i1n //定义全局变量
H o4B SERVICE_STATUS ssStatus;
r +p@X SC_HANDLE hSCManager=NULL,hSCService=NULL;
xZ^ywa_ BOOL bKilled=FALSE;
51o@b char szTarget[52]=;
Wk/fB0 //////////////////////////////////////////////////////////////////////////
Jj=yG"$! BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
V~'k1P4 BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
uIYcmF\? BOOL WaitServiceStop();//等待服务停止函数
gq
H`GI BOOL RemoveService();//删除服务函数
(oLpnjJ(, /////////////////////////////////////////////////////////////////////////
9"WRI Ht'c int main(DWORD dwArgc,LPTSTR *lpszArgv)
Fy 4Tvg {
*oEv ,I_ BOOL bRet=FALSE,bFile=FALSE;
gf:vb*#Wa char tmp[52]=,RemoteFilePath[128]=,
?gd'M_-J, szUser[52]=,szPass[52]=;
z6p#fsD HANDLE hFile=NULL;
,3VG.u;U DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
(y=dR1p x9xzm5 //杀本地进程
DgDSVFk
~ if(dwArgc==2)
2-8YSHlh {
!(W[!% if(KillPS(atoi(lpszArgv[1])))
beJZpg printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
| f"-|6 else
q$MHCq; printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
|9+bSH9 lpszArgv[1],GetLastError());
H,(F1+~d return 0;
96vj)ql }
-`-ACWeNV //用户输入错误
ge^!F>whr else if(dwArgc!=5)
h^%GE;N {
@AvM printf("\nPSKILL ==>Local and Remote Process Killer"
.>k=A|3G "\nPower by ey4s"
xM% H~( "\nhttp://www.ey4s.org 2001/6/23"
hX0RET "\n\nUsage:%s <==Killed Local Process"
nURvy}<r "\n %s <==Killed Remote Process\n",
y!S^xS lpszArgv[0],lpszArgv[0]);
L&:M8xiA~$ return 1;
|2qR^Hd&5 }
@ L\-ZWq //杀远程机器进程
5XzrS-I+X@ strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
C}Rs[ strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
z8g=;>< strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
btUq ;rNd701p" //将在目标机器上创建的exe文件的路径
`!zQ sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
n)tU9@4Np __try
M_tj7Q3
W {
vAi"$e //与目标建立IPC连接
vz6SCGg, if(!ConnIPC(szTarget,szUser,szPass))
Lqg]Fd {
kVWGDI$~ printf("\nConnect to %s failed:%d",szTarget,GetLastError());
$=\d1%_R| return 1;
grGhN q }
)qbI{^_g printf("\nConnect to %s success!",szTarget);
~ af8p { //在目标机器上创建exe文件
1lbwJVY[ qO7fbql_ hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
!K!)S^^Po? E,
-_s%8l^ NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
DD2adu^ if(hFile==INVALID_HANDLE_VALUE)
)i&%cyZw {
\'[3^/(' printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
s;s0}Td_1 __leave;
E
yd$fcRK }
@o`sf-8x //写文件内容
}|AX_=a while(dwSize>dwIndex)
L?C\Q^0"`G {
|Es0[cU Ny[QT*nV if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
(viWY {
bi+9R-=& printf("\nWrite file %s
4/b(Y4$,[r failed:%d",RemoteFilePath,GetLastError());
J(4g4? __leave;
t5%TS:u }
TS1pR"6l dwIndex+=dwWrite;
Y^4q9?2G }
{&E?<D2_& //关闭文件句柄
wc"9A~ CloseHandle(hFile);
"";=DH bFile=TRUE;
5;}2[3}[ //安装服务
M
Z2^@It if(InstallService(dwArgc,lpszArgv))
PVhik@Yoh {
@]*[c})/ //等待服务结束
nZ~kZ |VS if(WaitServiceStop())
# ?_#!T| {
nQ|GqU\oA //printf("\nService was stoped!");
V)=Z6 ti }
?fB5t;~E else
Xj%,xm>}!u {
FzVZs#O //printf("\nService can't be stoped.Try to delete it.");
!-7_ +v> }
\]t]#D>0 Sleep(500);
x9h?e` //删除服务
;r3}g"D@ RemoveService();
&0s*PG }
lbd(j{h>4 }
X2LV&oi __finally
su}&".e^ {
xg?auje //删除留下的文件
kj-=xhJ{= if(bFile) DeleteFile(RemoteFilePath);
36nyu_h:R //如果文件句柄没有关闭,关闭之~
,'=hjIel if(hFile!=NULL) CloseHandle(hFile);
{aoMJJq //Close Service handle
-U7,k\g if(hSCService!=NULL) CloseServiceHandle(hSCService);
l(#1mY5!q8 //Close the Service Control Manager handle
grc:Y if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
0',[J //断开ipc连接
eap8*ONl wsprintf(tmp,"\\%s\ipc$",szTarget);
(nq^\ZdF WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
"$r1$mBi if(bKilled)
+N7"EROc printf("\nProcess %s on %s have been
w~]T<^fW~ killed!\n",lpszArgv[4],lpszArgv[1]);
vf[&7n else
![
a printf("\nProcess %s on %s can't be
dIvy!d2l killed!\n",lpszArgv[4],lpszArgv[1]);
pp<E))&R }
X
PA0m return 0;
;>8kPG }
#,TELzUVE //////////////////////////////////////////////////////////////////////////
-;vT<G3 BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
)y`i@S}J {
Yc|uD-y NETRESOURCE nr;
X{`1:c'x char RN[50]="\\";
EsTB(9c? P<vo;96JT strcat(RN,RemoteName);
S!`:E strcat(RN,"\ipc$");
VNO'="U eSn$k:\W nr.dwType=RESOURCETYPE_ANY;
VtWT{y5Ec nr.lpLocalName=NULL;
9)Ly}Kzx nr.lpRemoteName=RN;
R#ya,L nr.lpProvider=NULL;
YtpRy%
R &8n? if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
?~Pv3'%d return TRUE;
&sdx`, else
_KN:
o10U return FALSE;
@`S.@^%7fO }
TtZ}"MPZ /////////////////////////////////////////////////////////////////////////
$R?@L BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
7*/J4M N {
|g!`\@O BOOL bRet=FALSE;
Kr]z]4.d@ __try
x}|+sS,g {
I>aGp|4 //Open Service Control Manager on Local or Remote machine
V9Hl1\j^ hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
.;g}%C if(hSCManager==NULL)
IT18v[-G {
^&MK42,\ printf("\nOpen Service Control Manage failed:%d",GetLastError());
SB/3jH __leave;
}vY.EEy! }
t!:)L+$3 //printf("\nOpen Service Control Manage ok!");
T)~!mifX //Create Service
\2 >3Opt hSCService=CreateService(hSCManager,// handle to SCM database
#|?8~c;RWG ServiceName,// name of service to start
('JKN"3 ServiceName,// display name
xp^ 7#`MJ? SERVICE_ALL_ACCESS,// type of access to service
o,*=$/or SERVICE_WIN32_OWN_PROCESS,// type of service
+?Ez}
BP SERVICE_AUTO_START,// when to start service
m8+:=0|$ SERVICE_ERROR_IGNORE,// severity of service
'60//"9>k/ failure
`;cz;" EXE,// name of binary file
F,&