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。
~] V62^0 OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
Q-V8=. <1>与远程系统建立IPC连接
;akW i] <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
z/`+jIB <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
3o[(pfcU <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
6WQN!H8+^ <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
E
b:iym0 <6>服务启动后,killsrv.exe运行,杀掉进程
zN!yOlp5 <7>清场
{q`8+$Z; 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
n}F$kyI /***********************************************************************
D.:`]W| Module:Killsrv.c
2F`#df Date:2001/4/27
8^+|I, Author:ey4s
n]Yz<# Http://www.ey4s.org AV2Jl"1)z ***********************************************************************/
s7sd(f]= #include
lAM)X&}0 #include
&WBpd}|+Y #include "function.c"
2<5LQr #define ServiceName "PSKILL"
G gA:;f46 X!LiekU!D SERVICE_STATUS_HANDLE ssh;
fsPNxy"_ SERVICE_STATUS ss;
EBW*v ' /////////////////////////////////////////////////////////////////////////
L!l?tM o void ServiceStopped(void)
o.NU"$\? {
&4|]VOf ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
hG.}>(VV ss.dwCurrentState=SERVICE_STOPPED;
<Tjhj* ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
] 9C)F*r7 ss.dwWin32ExitCode=NO_ERROR;
zA6C{L G3 ss.dwCheckPoint=0;
z+;$cfN ss.dwWaitHint=0;
}wn|2K' SetServiceStatus(ssh,&ss);
?m2FN<S return;
nw-- }
4cSs=|m?+ /////////////////////////////////////////////////////////////////////////
! PGCoI void ServicePaused(void)
{CR`~)v& {
,"`3N2!Y} ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
\mGb|aF8 ss.dwCurrentState=SERVICE_PAUSED;
[dP<A?s ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
]Xnar:5 ss.dwWin32ExitCode=NO_ERROR;
;kZD>G8 ss.dwCheckPoint=0;
u`Nrg< ss.dwWaitHint=0;
";(m,if- SetServiceStatus(ssh,&ss);
qXq#A&
return;
nbP}a?XC }
:KvZP:T void ServiceRunning(void)
&$CyT6mb^ {
~s4JGV~R ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
EH2): ss.dwCurrentState=SERVICE_RUNNING;
lshSRir ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
ym6Emf] ss.dwWin32ExitCode=NO_ERROR;
sq#C|v/ ss.dwCheckPoint=0;
U:$zlfV ss.dwWaitHint=0;
n8!|}J SetServiceStatus(ssh,&ss);
cwaR#-# return;
2i!R>` }
{@7UfJh> /////////////////////////////////////////////////////////////////////////
^Ff fc@= void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
|>U<EtA" {
;:[P/eg switch(Opcode)
}])j>E {
[7`S`\_NK case SERVICE_CONTROL_STOP://停止Service
UV;I6]$}A7 ServiceStopped();
l2Py2ZI-b break;
b_{+O qI case SERVICE_CONTROL_INTERROGATE:
4%nK0FAj SetServiceStatus(ssh,&ss);
wjX0r7^@ break;
h6LjReNo }
`{"V(YMEV return;
Bq~S=bAB>R }
otjT?R2g' //////////////////////////////////////////////////////////////////////////////
^8oN~HLZ //杀进程成功设置服务状态为SERVICE_STOPPED
p +JOUW //失败设置服务状态为SERVICE_PAUSED
AX@bM //
\ :@!rM void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
0W6='7 {
(0 t{ ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
Dy. |bUB!f if(!ssh)
E"BW-<_! {
S?v;+3TG ServicePaused();
kH0kf-4\ return;
X
J]+F }
2i6P<&@ ServiceRunning();
aF"PB
h= Sleep(100);
]nIVP //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
f~=e //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
}o
GMF~ if(KillPS(atoi(lpszArgv[5])))
su\Lxv
ServiceStopped();
Aj\m57e,6 else
>/GYw"KK ServicePaused();
mrE>o! return;
uKIR$n" }
C\C*@9=&x /////////////////////////////////////////////////////////////////////////////
0""%@X]m void main(DWORD dwArgc,LPTSTR *lpszArgv)
4yxf/X) {
!&KE">3Qu SERVICE_TABLE_ENTRY ste[2];
H9VdoxKo ste[0].lpServiceName=ServiceName;
?5d[BV ste[0].lpServiceProc=ServiceMain;
A#~CZQY^$ ste[1].lpServiceName=NULL;
:8)3t! A ste[1].lpServiceProc=NULL;
u?g;fh6 StartServiceCtrlDispatcher(ste);
78Zb IL return;
V^G+_#@,, }
uX7"u*@Q*~ /////////////////////////////////////////////////////////////////////////////
)buy2#8UW 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
O'k<4'TC 下:
)u!}`UJ /***********************************************************************
Cq=k3d#} Module:function.c
W7V#G(cpU Date:2001/4/28
Jn0L_@ Author:ey4s
Fok`-U Http://www.ey4s.org LwQYO'X ***********************************************************************/
`$;%%/tx #include
1RQM-0W, ////////////////////////////////////////////////////////////////////////////
,8p-EH BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
S^e e<%- {
0F 4%Xz TOKEN_PRIVILEGES tp;
1@]gBv< LUID luid;
5X-d,8{w
_ H0lAu]~R_W if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
OOus*ooo2 {
!Cm9DzG printf("\nLookupPrivilegeValue error:%d", GetLastError() );
.#e?[xxk return FALSE;
ug`Jn&x! }
x2]chN tp.PrivilegeCount = 1;
jA%R8hdr_ tp.Privileges[0].Luid = luid;
Dm;aTe if (bEnablePrivilege)
8`b_,(\ N tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
_ =O;Lz$x else
:bp8S@ tp.Privileges[0].Attributes = 0;
>Cr'dKZ} // Enable the privilege or disable all privileges.
ve/|"RB AdjustTokenPrivileges(
Z=s]@r hToken,
#k)J);&ZA FALSE,
pvqbk2BO &tp,
Q@l.p-:^U sizeof(TOKEN_PRIVILEGES),
2;ogkPv ' (PTOKEN_PRIVILEGES) NULL,
W2,Uw1\:1 (PDWORD) NULL);
+^aM(4K\ // Call GetLastError to determine whether the function succeeded.
r$d'[ZcX if (GetLastError() != ERROR_SUCCESS)
6CWm;%B#G {
{1wjIo"ptg printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
@JD!.3 return FALSE;
7bam`)n }
6x_D0j%^] return TRUE;
!Ie={BpzbZ }
SC0_ h(zb, ////////////////////////////////////////////////////////////////////////////
xb(y15R\I BOOL KillPS(DWORD id)
FVHR {
6$$ku HANDLE hProcess=NULL,hProcessToken=NULL;
:"oUnBY% BOOL IsKilled=FALSE,bRet=FALSE;
tj!~7lo __try
pXxpEv {
9d,2d5Y :+S~N)0j^ if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
0',-V2 {
0(!=N1l printf("\nOpen Current Process Token failed:%d",GetLastError());
G?{uR6s># __leave;
z 4`H<Pn }
e#uF?v]O //printf("\nOpen Current Process Token ok!");
|S VL%agZ if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
_/[(&}M {
w8AHs/'r __leave;
F1zsGlObu} }
h)C`w'L printf("\nSetPrivilege ok!");
OOX}S1lA Q pbzx/2h if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
NA8$G|.? {
wn{DY
v7B printf("\nOpen Process %d failed:%d",id,GetLastError());
'St\$X
__leave;
m&r