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。
mln4Vl(l2M OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
TspX7<6r <1>与远程系统建立IPC连接
({@"{ <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
5D2mZ/ <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
q*5L", <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
7VG*Wu <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
-agB ]j <6>服务启动后,killsrv.exe运行,杀掉进程
[VqiF~o, <7>清场
yf!7
Q>_G^ 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
@$!6u0x /***********************************************************************
O2?yI8|Jn Module:Killsrv.c
EZ:?
(|h Date:2001/4/27
x2a
?ugQ Author:ey4s
S=lCzL;j" Http://www.ey4s.org wVFa51a)yy ***********************************************************************/
ZZZ`@pXm; #include
Pksr9"Ah #include
! L|l(<C #include "function.c"
e$_gOwB #define ServiceName "PSKILL"
q'a]DJ` cMF)2^w} SERVICE_STATUS_HANDLE ssh;
|vm-(HY! SERVICE_STATUS ss;
jSM`bE+" /////////////////////////////////////////////////////////////////////////
OI*ltba? void ServiceStopped(void)
Ly3!0P.< {
d}tmZ*q ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
QlV(D< ss.dwCurrentState=SERVICE_STOPPED;
bCr
W'}:de ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
)P? F ni} ss.dwWin32ExitCode=NO_ERROR;
~k-' ss.dwCheckPoint=0;
%rJDpB{ ss.dwWaitHint=0;
<bo^u w SetServiceStatus(ssh,&ss);
A,t g268 return;
J[r_ag }
.>}I/+n /////////////////////////////////////////////////////////////////////////
D
"5|\ void ServicePaused(void)
DTuco9yr[ {
EC0B6!C&7 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
;dMr2y`6 ss.dwCurrentState=SERVICE_PAUSED;
jA;b2A]G ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
W1<*9O ss.dwWin32ExitCode=NO_ERROR;
^|6#Vx ss.dwCheckPoint=0;
YpXd5;' ss.dwWaitHint=0;
fa,:d8 SetServiceStatus(ssh,&ss);
,jeHL@>w[ return;
SP<Sv8Okj }
\m}a%/ void ServiceRunning(void)
SmD#hE[ {
\)wVO*9*0 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
v;5-1 ss.dwCurrentState=SERVICE_RUNNING;
Q]GS#n ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
kjp~:Bg_( ss.dwWin32ExitCode=NO_ERROR;
5de1r B| ss.dwCheckPoint=0;
=liyd74%` ss.dwWaitHint=0;
9eq)WI/ SetServiceStatus(ssh,&ss);
+X+R8 return;
:h(3Ep }
BTj1C /////////////////////////////////////////////////////////////////////////
H_3WxfO void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
;<[!;8 {
/DH`7E switch(Opcode)
OmZZTeGg1s {
R!7--]Wcg case SERVICE_CONTROL_STOP://停止Service
<dE~z] P ServiceStopped();
2]Cn<zJ break;
[ ^\{>m7 case SERVICE_CONTROL_INTERROGATE:
T+~&jC:{ SetServiceStatus(ssh,&ss);
>T*BEikC break;
@HB=hN }
+PLJ return;
qGR1$\] }
m*HUT V
//////////////////////////////////////////////////////////////////////////////
@
N'P?i //杀进程成功设置服务状态为SERVICE_STOPPED
UtJfO`m9P //失败设置服务状态为SERVICE_PAUSED
k~:(.)Nr //
~N;
dX[@BT void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
Fw( {
]AM*9! ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
ws,?ImA if(!ssh)
i( +Uv tgs {
H|aC(c ServicePaused();
(zy|>u return;
g'T L`=O }
7b-[# g ServiceRunning();
9Z=hg[`]< Sleep(100);
}j1;0 kb? //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
W7~_XI //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
>YXb"g@. if(KillPS(atoi(lpszArgv[5])))
P8=J0&5 ServiceStopped();
|5FEsts[
else
!,Gavt7f ServicePaused();
`FNU-
I4s return;
)v+&l9D }
oNl-!W /////////////////////////////////////////////////////////////////////////////
N;P/$ void main(DWORD dwArgc,LPTSTR *lpszArgv)
n%;t Va {
g(s}R ? SERVICE_TABLE_ENTRY ste[2];
2,B^OZmw ste[0].lpServiceName=ServiceName;
pX>wMc+ ste[0].lpServiceProc=ServiceMain;
Ekrpg^3qp" ste[1].lpServiceName=NULL;
W^ask[46R ste[1].lpServiceProc=NULL;
1 YtY= StartServiceCtrlDispatcher(ste);
-V@ST9` return;
7KRNTnd }
5oYeUy>N /////////////////////////////////////////////////////////////////////////////
Fd80T6[ 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
`LIlR8&@aX 下:
WTt
/y\'6 /***********************************************************************
~e,K Module:function.c
`Has3AX8 Date:2001/4/28
1
rbc}e Author:ey4s
j+/EG^*/ Http://www.ey4s.org -~\7ZRP8 ***********************************************************************/
54TWFDmGi #include
F/p1?1M ////////////////////////////////////////////////////////////////////////////
Yu&\a?]\2 BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
FU}- .Ki {
QJkiu8r TOKEN_PRIVILEGES tp;
Gb Mu;CA LUID luid;
2y8FP# ;9=4]YZt if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
p>pAU$k{O {
s%>u[-9U printf("\nLookupPrivilegeValue error:%d", GetLastError() );
kaEu\@%n return FALSE;
j9RpYz }
z=jzr=lP tp.PrivilegeCount = 1;
j`3IizN2 tp.Privileges[0].Luid = luid;
?W?n l:F if (bEnablePrivilege)
B@ \0b| tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
UQ^
)t
] else
aG@GJ@w tp.Privileges[0].Attributes = 0;
>/@Q7V99{ // Enable the privilege or disable all privileges.
B1i'Mzm-4 AdjustTokenPrivileges(
\[+':o`LH hToken,
436SIh FALSE,
#vBSg &tp,
7A<}JaE!, sizeof(TOKEN_PRIVILEGES),
)0;O<G] d (PTOKEN_PRIVILEGES) NULL,
{EU]\Mp0j (PDWORD) NULL);
;yZY2)L // Call GetLastError to determine whether the function succeeded.
Pff-eT+~m if (GetLastError() != ERROR_SUCCESS)
Ja\B%f {
.fhfO @ printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
+`m0i1uI3 return FALSE;
aM8z_j!!u }
/~<Przw return TRUE;
MD> E0p) }
u<j.XPK ////////////////////////////////////////////////////////////////////////////
}zeKf/?' BOOL KillPS(DWORD id)
f'S 0" {
#]} G{
P HANDLE hProcess=NULL,hProcessToken=NULL;
X)9|ZF2` BOOL IsKilled=FALSE,bRet=FALSE;
o+<hI __try
4=* ml}RP {
ROfke.N\' 3i}$ ~rz]U if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
@Lnv {
%;'~TtW5 printf("\nOpen Current Process Token failed:%d",GetLastError());
j&d5tgLB __leave;
k:Pn.< }
gXdMGO> //printf("\nOpen Current Process Token ok!");
~S8:xG+s if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
Qo#]Lo> \g {
V+E8{|dYL __leave;
{v|!];i }
^1S{:: printf("\nSetPrivilege ok!");
ks#3
o+ )UKX\nD"0 if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
y8k8Hd1<f {
)zr*Ecz printf("\nOpen Process %d failed:%d",id,GetLastError());
BiYxI{V FD __leave;
b)d;eS }
BDI|z/~& //printf("\nOpen Process %d ok!",id);
[H}>
2Q if(!TerminateProcess(hProcess,1))
{<,%_pJR {
r].n=455[ printf("\nTerminateProcess failed:%d",GetLastError());
~7PD/dre __leave;
#f2Ot<#- }
.4+Rac IsKilled=TRUE;
JsJP%'^/R }
MGR:IOTa __finally
Dkz/hg:q {
YRu@;
` if(hProcessToken!=NULL) CloseHandle(hProcessToken);
kB
8^v7o if(hProcess!=NULL) CloseHandle(hProcess);
9J3fiA_ }
?\V#^q- return(IsKilled);
B6
0 }
e(0OZ_ w //////////////////////////////////////////////////////////////////////////////////////////////
Ehx9-*] 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:
Tv=lr6t8 /*********************************************************************************************
(7Z+ De? ModulesKill.c
U~x]2{} Create:2001/4/28
DDeU: Modify:2001/6/23
T*x2+(r Author:ey4s
#Z%"
?RJ Http://www.ey4s.org hq=;ZI PsKill ==>Local and Remote process killer for windows 2k
|7|S>h^ **************************************************************************/
Hl$W+e|tj #include "ps.h"
NrqJf-ldo #define EXE "killsrv.exe"
AP&//b,^M #define ServiceName "PSKILL"
7f>=-sv C"I
jr=w #pragma comment(lib,"mpr.lib")
X8)k'h //////////////////////////////////////////////////////////////////////////
l f>/ //定义全局变量
N'`X:7fN SERVICE_STATUS ssStatus;
E 2nz SC_HANDLE hSCManager=NULL,hSCService=NULL;
? o"
Vkc: BOOL bKilled=FALSE;
W"NI^OX char szTarget[52]=;
K[z)ts- //////////////////////////////////////////////////////////////////////////
*Al@|5 BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
>d + }$dB BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
b$_81i BOOL WaitServiceStop();//等待服务停止函数
<z<>E1ZLI BOOL RemoveService();//删除服务函数
M"3"6U/ e /////////////////////////////////////////////////////////////////////////
IoDT int main(DWORD dwArgc,LPTSTR *lpszArgv)
r: K1PO {
}+@9[Q
L BOOL bRet=FALSE,bFile=FALSE;
MAek856 char tmp[52]=,RemoteFilePath[128]=,
o "VKAP szUser[52]=,szPass[52]=;
d[a(uWEl HANDLE hFile=NULL;
J,Sa7jv[ DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
.#( vx; Q-<]'E#\( //杀本地进程
6
5govor if(dwArgc==2)
%f]#P8VP {
qf? "v; if(KillPS(atoi(lpszArgv[1])))
_ ;HdX$op printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
'(vZfzc{J else
oIhKMQ;jh printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
0S{23L4C lpszArgv[1],GetLastError());
\L Q+
n+ return 0;
_C !i(z!d }
@DysM~I
//用户输入错误
:q9! else if(dwArgc!=5)
~i.*fL_Y {
<],{at` v printf("\nPSKILL ==>Local and Remote Process Killer"
H>TO8;5( "\nPower by ey4s"
`ASDUgx Mq "\nhttp://www.ey4s.org 2001/6/23"
J K/{IkF "\n\nUsage:%s <==Killed Local Process"
:;{M0 "\n %s <==Killed Remote Process\n",
Btm,'kBG lpszArgv[0],lpszArgv[0]);
9j2t|D4uT return 1;
@c|=onx5 }
2) X#&IE //杀远程机器进程
.6wPpL G?{ strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
\g}]u(zg% strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
U6.aoqb% strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
&4?&tGi ]C \+b< //将在目标机器上创建的exe文件的路径
)?rq8VO sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
B>2R-pa4~ __try
` Ig5*X4| {
FV^jCseZ //与目标建立IPC连接
6`e{l+c=F if(!ConnIPC(szTarget,szUser,szPass))
7]VR)VA M {
)9eIo&Nl printf("\nConnect to %s failed:%d",szTarget,GetLastError());
)-2Nc7 return 1;
C~En0 G1 }
CS[]T9|_ printf("\nConnect to %s success!",szTarget);
{++EX2 //在目标机器上创建exe文件
a/J<(sak~X :c*"Dx'D hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
2-4N)q E,
rq%]CsRY5 NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
zhn?;Fi if(hFile==INVALID_HANDLE_VALUE)
/oPW0of {
w#.3na printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
"Z@P&jl __leave;
qDdO-fPev }
F-,gj{s //写文件内容
khy'Y&\F; while(dwSize>dwIndex)
NW\CEJV {
5H3o?x w'@gzK if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
Nv5^2^Sc= {
'cO8& | printf("\nWrite file %s
p(F@lL- failed:%d",RemoteFilePath,GetLastError());
b<W\#3~G __leave;
JQQyl: = }
F.vRs|fk dwIndex+=dwWrite;
3&-rOc }
^to*ET{0 //关闭文件句柄
PxKBcx4o` CloseHandle(hFile);
aT0~C.vT bFile=TRUE;
2C
S9v //安装服务
un "I if(InstallService(dwArgc,lpszArgv))
bDl:,7; {
Z ]A
|"6< //等待服务结束
XM]m%I if(WaitServiceStop())
t&U9Z$LS {
d.&_j`\F //printf("\nService was stoped!");
T<]{:\*n }
lNe4e6 else
wv\X {
E1QJ^]MG. //printf("\nService can't be stoped.Try to delete it.");
LW1 4 'A} }
!u7KgB<=/F Sleep(500);
NM. e4 //删除服务
o0r&w;! RemoveService();
B!'K20"gF }
IyO0~Vx> }
* F!B4go __finally
6P{bUom? {
y [Vd*8 //删除留下的文件
+<E#_)}`D6 if(bFile) DeleteFile(RemoteFilePath);
P'~`2W0sz //如果文件句柄没有关闭,关闭之~
>2#<gp3 if(hFile!=NULL) CloseHandle(hFile);
Fs]N9],=I //Close Service handle
?b_E\8'q] if(hSCService!=NULL) CloseServiceHandle(hSCService);
xw*e`9vAe //Close the Service Control Manager handle
<F3{-f'Rx if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
,6+joKe- //断开ipc连接
dgVGP_~ wsprintf(tmp,"\\%s\ipc$",szTarget);
DAw1S$dM WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
BK!Yl\I< if(bKilled)
&4%pPL\f printf("\nProcess %s on %s have been
dS1HA>c)O killed!\n",lpszArgv[4],lpszArgv[1]);
*R6lK& else
I_1?J*
b4k printf("\nProcess %s on %s can't be
7-S?RU]g killed!\n",lpszArgv[4],lpszArgv[1]);
<K)]kf }
zjoo;(?D| return 0;
J6#h~fp v }
.X!!dx1< //////////////////////////////////////////////////////////////////////////
S_7]_GQ9 BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
75\ZD-{T: {
j*3;G+ NETRESOURCE nr;
p[4 +`8 char RN[50]="\\";
rmg\Pa8W> ,i_+Z
|Ls strcat(RN,RemoteName);
;f%@s1u strcat(RN,"\ipc$");
X;LYGJ{Xk =z}PR1X! nr.dwType=RESOURCETYPE_ANY;
S257+ K9 nr.lpLocalName=NULL;
MZ38=nJ nr.lpRemoteName=RN;
Le#srr nr.lpProvider=NULL;
+?\JQ| hWly8B[I if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
Ti2cD return TRUE;
~W@dF~r else
OP!R>| return FALSE;
99OZK }
Oti;wf G7o /////////////////////////////////////////////////////////////////////////
WB:0}b0Gu BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
jr6 0;oK+ {
]t<=a6<P BOOL bRet=FALSE;
&A
s>Y,y __try
EC,,l'%a|/ {
hk
!=ZE3 //Open Service Control Manager on Local or Remote machine
;Am3eJa*- hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
7~2_'YX>: if(hSCManager==NULL)
th{J;a {
bqn(5)% { printf("\nOpen Service Control Manage failed:%d",GetLastError());
59nRk}^$se __leave;
]*NYuEgc }
i&DbZ=n2 //printf("\nOpen Service Control Manage ok!");
7 2$S'O%,0 //Create Service
1V,@uY)s hSCService=CreateService(hSCManager,// handle to SCM database
fDr$Wcd~ ServiceName,// name of service to start
'6zZ`Ll9 ServiceName,// display name
hT^&