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。
F}/tV7m OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
1{TmK9U <1>与远程系统建立IPC连接
=0Z^q0. <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
FaNr}$Pe <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
>l<`)4*H <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
8zDLX,M- <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
Fj?gXc5{ <6>服务启动后,killsrv.exe运行,杀掉进程
ID/=YG@ <7>清场
{yo<19kV@ 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
I
,j,Hz0 /***********************************************************************
_Hhf.DmUAH Module:Killsrv.c
rD"$,-h Date:2001/4/27
q%g!TFMg Author:ey4s
#H0-Fwo Http://www.ey4s.org U3R;'80 f ***********************************************************************/
MLbmz\8a #include
5G
>{*K/ #include
9/?@2 #include "function.c"
}@Ap_xW #define ServiceName "PSKILL"
Oz3JMZe ~F gxhK2+ SERVICE_STATUS_HANDLE ssh;
d) i:-#Q SERVICE_STATUS ss;
(gdi2 /////////////////////////////////////////////////////////////////////////
>iZ"#1ZL2O void ServiceStopped(void)
[{}Hk%wlX {
z|pC*1A\ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
d`}t!]Gg ss.dwCurrentState=SERVICE_STOPPED;
_#9F@SCA ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
u,E_Ezq ss.dwWin32ExitCode=NO_ERROR;
,~z*V;y) ss.dwCheckPoint=0;
w"A.*8Iu ss.dwWaitHint=0;
!
MTmG/^ SetServiceStatus(ssh,&ss);
O)bc8DyI return;
{`-f<>N3 }
dF@m4U@L /////////////////////////////////////////////////////////////////////////
E79'<;K,zs void ServicePaused(void)
Z1 7=g@ {
=tk O^ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
QD2;JI2 ss.dwCurrentState=SERVICE_PAUSED;
]0Y5 Z)3:z ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
O,a1?_m8 ss.dwWin32ExitCode=NO_ERROR;
-2o_ L? ss.dwCheckPoint=0;
5]-q.A5m ss.dwWaitHint=0;
?@*hU2MTC SetServiceStatus(ssh,&ss);
-a=RCzX] return;
YadG05PDe }
50<QF void ServiceRunning(void)
!HV<2q() {
z CS.P.$ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
e-Pn,j ss.dwCurrentState=SERVICE_RUNNING;
<"GgqyRzv ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
WQJnWe ss.dwWin32ExitCode=NO_ERROR;
\LN!k-c ss.dwCheckPoint=0;
*n"{] tj^> ss.dwWaitHint=0;
zwLJ|> SetServiceStatus(ssh,&ss);
W@bZ~Q9 return;
HX)oN8 }
{*BZ;Xh\8 /////////////////////////////////////////////////////////////////////////
3xhGmD\SKO void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
nM<B{AR5^ {
IBT1If3 switch(Opcode)
R[qfG!
" {
Lrrc&; case SERVICE_CONTROL_STOP://停止Service
Y8 % bk2 ServiceStopped();
PLb[U(~ break;
:637MD>5lO case SERVICE_CONTROL_INTERROGATE:
MWl2;qi SetServiceStatus(ssh,&ss);
)z".lw break;
%X5p\VS\7 }
mqt$'_M return;
~; V5*t }
L?Fb} //////////////////////////////////////////////////////////////////////////////
H Q_IQ+ //杀进程成功设置服务状态为SERVICE_STOPPED
D&dh>Pe1; //失败设置服务状态为SERVICE_PAUSED
^t2b`n60 //
6E)emFkQ void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
TJO?BX_9 {
GJ9'i-\*\ ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
`K%f"by if(!ssh)
a'Vz|SG {
?LwBF;Y ServicePaused();
K Y=$RO return;
"hbCP4 }
#n_ gry!5 ServiceRunning();
oAxRI+&|. Sleep(100);
3FglzJ //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
L2Vj2o"x? //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
@'~7O4WH if(KillPS(atoi(lpszArgv[5])))
+{r~-Rn3 ServiceStopped();
Q?g#?z&Pu\ else
_ ;!$1lM[ ServicePaused();
ja-,6*"k return;
5qL;@Y }
O{<uW- /////////////////////////////////////////////////////////////////////////////
~VKuRli|m void main(DWORD dwArgc,LPTSTR *lpszArgv)
j=up7395 {
?!Wh ^su- SERVICE_TABLE_ENTRY ste[2];
o..iT:f;n ste[0].lpServiceName=ServiceName;
L!c.1Rf_ ste[0].lpServiceProc=ServiceMain;
\z8j6 h ste[1].lpServiceName=NULL;
F*Y]^9] ste[1].lpServiceProc=NULL;
-T8'|"g StartServiceCtrlDispatcher(ste);
CZzgPId%x return;
3+4U?~^k* }
2Kmnt(> /////////////////////////////////////////////////////////////////////////////
riu_^!"Z_ function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
Xt%y>'. 下:
qydRmi /***********************************************************************
U>-GM> Module:function.c
h`@z61UI Date:2001/4/28
p[8H!=`K Author:ey4s
:#zVF[Y(2 Http://www.ey4s.org O:{N5+HVG ***********************************************************************/
i6FviZx #include
W%-` ////////////////////////////////////////////////////////////////////////////
oB8LJZ; BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
ml1My1 {
mD_sf_2> TOKEN_PRIVILEGES tp;
?X'l&k> LUID luid;
NtDxwzj "<$JU@P if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
aInh?- {
rUW/d3y printf("\nLookupPrivilegeValue error:%d", GetLastError() );
0PdX>h.t return FALSE;
*v:o`{vM[ }
g@Z7f y7 tp.PrivilegeCount = 1;
T!2gOe tp.Privileges[0].Luid = luid;
b(Nxk2uv if (bEnablePrivilege)
peZ'sZ 6 tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
g/W&Ap;qVL else
Da)H/3ii tp.Privileges[0].Attributes = 0;
Ge=|RAw3 // Enable the privilege or disable all privileges.
)~{8C: AdjustTokenPrivileges(
*?x[pqGq hToken,
er0y~ FALSE,
9&"wfN N &tp,
=KW~k7TaN sizeof(TOKEN_PRIVILEGES),
A5IW[Gu! (PTOKEN_PRIVILEGES) NULL,
Jz@2?wSp (PDWORD) NULL);
,c&%/"i:w // Call GetLastError to determine whether the function succeeded.
O|mWQp^?q if (GetLastError() != ERROR_SUCCESS)
p_EWpSOt7 {
8=,?Bh". printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
3|
F\a|N return FALSE;
P_F0lO }
R/\ qDY,@ return TRUE;
;8Ts }
ayZWt| iHA ////////////////////////////////////////////////////////////////////////////
(r-8*)Qh8 BOOL KillPS(DWORD id)
LJwy,- {
wl0 i3)e: HANDLE hProcess=NULL,hProcessToken=NULL;
~93#L_V_O BOOL IsKilled=FALSE,bRet=FALSE;
bcUa'ZfN< __try
?hOvY) {
`s\E"QeZN T( CTU/a-, if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
P0l.sVqL {
*EF`s~ printf("\nOpen Current Process Token failed:%d",GetLastError());
:+v4,=fHy __leave;
d:g0XP }
2rrC y C //printf("\nOpen Current Process Token ok!");
X_ (n if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
jMP;$w {
IQyw>_~] __leave;
m/"}Y]n! }
LrhQG printf("\nSetPrivilege ok!");
>@.:9}Z ^TqR0a-* if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
t&MLgu {
suFO~/lRno printf("\nOpen Process %d failed:%d",id,GetLastError());
`##^@N<P __leave;
bb!cZ>Z }
Vy+kq_9 //printf("\nOpen Process %d ok!",id);
}_h2:^n if(!TerminateProcess(hProcess,1))
UJ^-T+fut {
T5+
(F z printf("\nTerminateProcess failed:%d",GetLastError());
9D
@}(t! __leave;
h9cx~/7,_) }
)vD|VLV IsKilled=TRUE;
W744hq@P% }
?Vc/mO2X __finally
S20E}bS:> {
wT&P].5n if(hProcessToken!=NULL) CloseHandle(hProcessToken);
K{`3,U2Wx if(hProcess!=NULL) CloseHandle(hProcess);
DxzNg_E] }
"64D.c(r$ return(IsKilled);
g)=-%n'RoE }
>$_@p(w //////////////////////////////////////////////////////////////////////////////////////////////
kp8kp`S7 OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
4=ZN4=(_[ /*********************************************************************************************
0:zDt~Ju ModulesKill.c
SV i{B* Create:2001/4/28
3
Bn9Ce= Modify:2001/6/23
uE&2M>2 Author:ey4s
Ta)6ly7' Http://www.ey4s.org PHg(O:3WG PsKill ==>Local and Remote process killer for windows 2k
o(Q='kK **************************************************************************/
*/ok]kX' #include "ps.h"
43/!pW #define EXE "killsrv.exe"
BF(Kaf;<t. #define ServiceName "PSKILL"
SAUG+{Uq dk@iAL*v #pragma comment(lib,"mpr.lib")
Rqun}v} //////////////////////////////////////////////////////////////////////////
s AlOX`t //定义全局变量
[OwrIL SERVICE_STATUS ssStatus;
f4+}k GJN SC_HANDLE hSCManager=NULL,hSCService=NULL;
zF_aJ+i:~ BOOL bKilled=FALSE;
86ml.VOR char szTarget[52]=;
)"&\S6*! //////////////////////////////////////////////////////////////////////////
.!Q?TSQ+{! BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
`E5vO1Pl BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
KZI-/H+ BOOL WaitServiceStop();//等待服务停止函数
k^Uk=)9 BOOL RemoveService();//删除服务函数
~.<}/GP] _ /////////////////////////////////////////////////////////////////////////
p&cJo<]=LE int main(DWORD dwArgc,LPTSTR *lpszArgv)
9I*i/fa {
!kWx'tJ$ BOOL bRet=FALSE,bFile=FALSE;
q Qc-;|8 char tmp[52]=,RemoteFilePath[128]=,
ez^b{s` szUser[52]=,szPass[52]=;
H
JjW HANDLE hFile=NULL;
(!dwUB DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
TuMD+^x c7/fQc)h4d //杀本地进程
'DCB 7T8 if(dwArgc==2)
[p 8fg!| {
d>jRw if(KillPS(atoi(lpszArgv[1])))
T`r\yl} printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
<UBB&}R0 else
1/vcj~|)t printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
e(EXQP2P> lpszArgv[1],GetLastError());
Jk=d5B return 0;
nISfRXU; }
H^0`YQJ3 //用户输入错误
O<`\9 else if(dwArgc!=5)
82~ZPZG {
OojQG
printf("\nPSKILL ==>Local and Remote Process Killer"
mx")cGGQ "\nPower by ey4s"
`I)ftj% "\nhttp://www.ey4s.org 2001/6/23"
] KR\<MJK "\n\nUsage:%s <==Killed Local Process"
bcE%EQ "\n %s <==Killed Remote Process\n",
\&1Di\eL lpszArgv[0],lpszArgv[0]);
q@&.)sLPgO return 1;
UZ3oc[#D=] }
=]hPX //杀远程机器进程
e(;nhU3a*, strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
I
DtGtkF strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
2F fwct: strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
6>;dJV x2 m
A //将在目标机器上创建的exe文件的路径
Odj4) sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
o _DZ __try
"T'?Ah6 {
1
Ll<^P //与目标建立IPC连接
{;Ispx0m if(!ConnIPC(szTarget,szUser,szPass))
cb9q0sdf {
*<T,Fyc| printf("\nConnect to %s failed:%d",szTarget,GetLastError());
bF{14F$ return 1;
o&vODs }
f/K:~#k printf("\nConnect to %s success!",szTarget);
Z|dng6ck //在目标机器上创建exe文件
*kWrF* )J B:QAG hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
O)WduhlGQ E,
YF(TG]?6 NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
UXN!iU) if(hFile==INVALID_HANDLE_VALUE)
Y]!{
nW {
C`>|D [ printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
VLfE3i4Vwl __leave;
)4/227b/( }
@Zd/>' //写文件内容
Q)b*;
@ while(dwSize>dwIndex)
CkA
~'&C {
4Js9"<w tr$~INe if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
f;PvXq<7" {
h>[][c(b printf("\nWrite file %s
K\]I@UTwq failed:%d",RemoteFilePath,GetLastError());
^qD@qJ __leave;
VvTs87 }
v3{[rK} dwIndex+=dwWrite;
WQT;k0;T] }
_N&]w*ce //关闭文件句柄
m?=9j~F* CloseHandle(hFile);
^@0-E@ {c
bFile=TRUE;
+r
2\v //安装服务
Sxw%6Va]p if(InstallService(dwArgc,lpszArgv))
hWqI*xSaJ {
1Ev#[FOc //等待服务结束
Q\4nduQ if(WaitServiceStop())
"mm|0PUJ {
(`pd> //printf("\nService was stoped!");
-8r9DS-/W }
L_WVTz?` else
G[=8Ko0U+n {
{_i.IPp~ //printf("\nService can't be stoped.Try to delete it.");
|p7k2wzN }
;+/[<bv d" Sleep(500);
,/ P)c*at5 //删除服务
~J:"sUR RemoveService();
|p1pa4%} }
Ni4*V3VB }
C3
m#v[+ __finally
"|:I]ZB {
0^PI&7A?y //删除留下的文件
^%qhE8 if(bFile) DeleteFile(RemoteFilePath);
9O/l{ //如果文件句柄没有关闭,关闭之~
p&%M=SzN if(hFile!=NULL) CloseHandle(hFile);
z
a^s%^:yK //Close Service handle
(YJ]}J^ if(hSCService!=NULL) CloseServiceHandle(hSCService);
j4B|ktf //Close the Service Control Manager handle
^YLpZoo if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
}m6j6uAR6) //断开ipc连接
? <.U, wsprintf(tmp,"\\%s\ipc$",szTarget);
_+\hDV>v WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
5Se
S^kJC if(bKilled)
uJP9J U
printf("\nProcess %s on %s have been
`RG_FS"v killed!\n",lpszArgv[4],lpszArgv[1]);
%)K)h&m