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。
c'"#q) OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
!>CE(;E>z <1>与远程系统建立IPC连接
V+Y|4Y& <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
R
4 DM_u <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
,.~
W <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
C/SapX <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
sGXp}{E9 <6>服务启动后,killsrv.exe运行,杀掉进程
f1)HHUB <7>清场
W/#KX}4 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
Kl4isGcr] /***********************************************************************
7h(HG?2Y Module:Killsrv.c
) ~ l\ Date:2001/4/27
VI(RT-S6 Author:ey4s
i6-wf Gs; Http://www.ey4s.org >L#];| ***********************************************************************/
3 %z #include
H|grbTv, #include
7xX;MB& #include "function.c"
`Af{H/qiI #define ServiceName "PSKILL"
/p[|DJoM b{Z^)u2X SERVICE_STATUS_HANDLE ssh;
AQE
eIFH SERVICE_STATUS ss;
Y'tq m&} /////////////////////////////////////////////////////////////////////////
6"BtfQ") void ServiceStopped(void)
Q&oC]u(="& {
sjkWz2]S ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
C4&U:y<ju ss.dwCurrentState=SERVICE_STOPPED;
b7?U8/#' ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
MDMtOfe| ss.dwWin32ExitCode=NO_ERROR;
}v_p gatC ss.dwCheckPoint=0;
szf"|k! ss.dwWaitHint=0;
Zkf 3t>[ SetServiceStatus(ssh,&ss);
*54>iO-
c return;
r~ZS1Tp }
Yh}zt
H /////////////////////////////////////////////////////////////////////////
aO~si= void ServicePaused(void)
&p/S>qKu# {
:iP>z}h ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
|pfhrwJp ss.dwCurrentState=SERVICE_PAUSED;
>t1_5 ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
QH@Q\
@, ss.dwWin32ExitCode=NO_ERROR;
fG:PdIJ7_ ss.dwCheckPoint=0;
Xz;et>UD*B ss.dwWaitHint=0;
.OVW4svX SetServiceStatus(ssh,&ss);
lcu( "^{3 return;
FQ;4'B^k] }
<dju6k7uz void ServiceRunning(void)
;cM8EU^. {
1x~%Ydy ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
$sA,$x:^xI ss.dwCurrentState=SERVICE_RUNNING;
8[6ny=S` ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
7Vz[ji ss.dwWin32ExitCode=NO_ERROR;
bBkm]
> ss.dwCheckPoint=0;
!^c:'I>~ ss.dwWaitHint=0;
o|R*POM SetServiceStatus(ssh,&ss);
"Y"t2l_n return;
FK4nz2&4 }
A)b)ff , /////////////////////////////////////////////////////////////////////////
tIz<+T_ void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
ig2{lEkF {
[@,OG-"& switch(Opcode)
/>dB%* {
r1[E{Tpz case SERVICE_CONTROL_STOP://停止Service
RB S[*D ServiceStopped();
,pQ'w7 break;
MgJ%26TZ case SERVICE_CONTROL_INTERROGATE:
3a'Rs{qxn
SetServiceStatus(ssh,&ss);
v#Cz&j break;
W0+gfg }
37j\D1Y return;
eT7!a']x }
?z \q Mu //////////////////////////////////////////////////////////////////////////////
F&W0DaH //杀进程成功设置服务状态为SERVICE_STOPPED
.ujs`9d_- //失败设置服务状态为SERVICE_PAUSED
\_*?R,$3Y, //
S5:"_U void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
|i,zY{GI+2 {
OqfhCNAY ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
Bo\a if(!ssh)
WUE)SVf {
^kCk^D-Gz ServicePaused();
-XS+Uv return;
KKx&UKjV }
SR&(HH$ ServiceRunning();
#~bU}[{ Sleep(100);
Zu2m%=J` //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
9IS1.3 //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
J6*\>N5W if(KillPS(atoi(lpszArgv[5])))
{pcf;1^t ServiceStopped();
kjLsk- else
H(5S Kv5 ServicePaused();
}aHB$}"! return;
_~X8/p/Qh }
B-y0;0 /////////////////////////////////////////////////////////////////////////////
E%wV void main(DWORD dwArgc,LPTSTR *lpszArgv)
n9<roH {
dXA{+<!! SERVICE_TABLE_ENTRY ste[2];
Q%,o8E2~ ste[0].lpServiceName=ServiceName;
nZ2mEt ste[0].lpServiceProc=ServiceMain;
fWtb mUq ste[1].lpServiceName=NULL;
A&NC0K}G! ste[1].lpServiceProc=NULL;
D\45l StartServiceCtrlDispatcher(ste);
ifJv~asp return;
J)7,&Gc6 }
p=8M0k /////////////////////////////////////////////////////////////////////////////
_Ewy^;S%L function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
xh+AZ3 下:
! /|0:QQi /***********************************************************************
@1pW!AdN Module:function.c
.RQ Xxw
Date:2001/4/28
Ct =E;v7} Author:ey4s
_Ep{|]:gw Http://www.ey4s.org ~>}dse ***********************************************************************/
\j2:
6]Hm #include
c t2_N ////////////////////////////////////////////////////////////////////////////
"v\ bMuS BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
x[GFX8h(k6 {
`@fhge TOKEN_PRIVILEGES tp;
hQg,#r(JE4 LUID luid;
C&gOA8nf eeI9[lTw if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
/I`cS%U {
"xvV'&lQ printf("\nLookupPrivilegeValue error:%d", GetLastError() );
JqVBT+: return FALSE;
_H^^2#wc/ }
HobGl0<y tp.PrivilegeCount = 1;
N[+o[%A tp.Privileges[0].Luid = luid;
A:8FJ 3' if (bEnablePrivilege)
d+YVyw.z tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
Q8}TNJsU else
\jF" nl tp.Privileges[0].Attributes = 0;
vc>^.#7
// Enable the privilege or disable all privileges.
??$i* AdjustTokenPrivileges(
BRo
R"#' hToken,
J[&
7,} FALSE,
]zhq.O
>2{ &tp,
3&a*] sizeof(TOKEN_PRIVILEGES),
X*0eN3o. (PTOKEN_PRIVILEGES) NULL,
C)&gL=O*$ (PDWORD) NULL);
_-|yCo // Call GetLastError to determine whether the function succeeded.
tK s4}vW if (GetLastError() != ERROR_SUCCESS)
;9!yh\\ {
|h^G $guw printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
vjs|!O=oH return FALSE;
gNEzlx8A }
26('V `N return TRUE;
,{`o/F/ }
0btmao- ////////////////////////////////////////////////////////////////////////////
T0*TTB&b BOOL KillPS(DWORD id)
@ 2%.>0s. {
6S! lD= HANDLE hProcess=NULL,hProcessToken=NULL;
m5'__< BOOL IsKilled=FALSE,bRet=FALSE;
2kp|zX( __try
EvH(Po h {
7b7%( (_%JF[W if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
$dVgFot {
hZss printf("\nOpen Current Process Token failed:%d",GetLastError());
G
+nY}c __leave;
[kp7LA"` }
%CsTB0Y7n, //printf("\nOpen Current Process Token ok!");
AT8B!m if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
xyz\;3 {
lvz:UWo __leave;
72s$ }
%Zl_{Q]h printf("\nSetPrivilege ok!");
% b>y X."h Tha5 if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
dp// p)B> {
psyH?&T printf("\nOpen Process %d failed:%d",id,GetLastError());
0+2Matk>. __leave;
"u,~yxYWl }
5EV8zf //printf("\nOpen Process %d ok!",id);
qs8K jG@ if(!TerminateProcess(hProcess,1))
Be14$7r {
L3G)?rPFC# printf("\nTerminateProcess failed:%d",GetLastError());
(7Ca\H3$ __leave;
/k3n{?$/ }
)qe$rD;N IsKilled=TRUE;
G5XnGl}Q }
_!CvtUU0Vv __finally
qed!C {
K&Wv.}=V if(hProcessToken!=NULL) CloseHandle(hProcessToken);
]Gd]KP@S if(hProcess!=NULL) CloseHandle(hProcess);
VtPoc(o4] }
kGBl)0pr`x return(IsKilled);
PU@U@ }
{C0OrO2: //////////////////////////////////////////////////////////////////////////////////////////////
@=<TA0;LL 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:
6q
xUT /*********************************************************************************************
z5o9\.y({ ModulesKill.c
Fb<\(#t Create:2001/4/28
T h- vG Modify:2001/6/23
rY_C3;B Author:ey4s
d@>k\6%j Http://www.ey4s.org n4r( Vg1GS PsKill ==>Local and Remote process killer for windows 2k
<8z[,X}bM **************************************************************************/
um0}`Xq ^ #include "ps.h"
1o6J9kCq^3 #define EXE "killsrv.exe"
R=Ly49 #define ServiceName "PSKILL"
n
nnA, *V@MAt #pragma comment(lib,"mpr.lib")
g9lg //////////////////////////////////////////////////////////////////////////
H{tOCYyD //定义全局变量
g!kRa.`u1 SERVICE_STATUS ssStatus;
-Bwu$$0 SC_HANDLE hSCManager=NULL,hSCService=NULL;
e,j ?_p BOOL bKilled=FALSE;
L&gEQDPgq| char szTarget[52]=;
GE3U0w6WbK //////////////////////////////////////////////////////////////////////////
O,xAu}6f+ BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
KxTYc BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
-5-SlQu BOOL WaitServiceStop();//等待服务停止函数
3_1Io+uXk BOOL RemoveService();//删除服务函数
M:Y!k<p /////////////////////////////////////////////////////////////////////////
zC>(!fJqq int main(DWORD dwArgc,LPTSTR *lpszArgv)
S,<.!v 57 {
nu<!2xs, BOOL bRet=FALSE,bFile=FALSE;
EV7+u0uN&Q char tmp[52]=,RemoteFilePath[128]=,
,IVr4#w0= szUser[52]=,szPass[52]=;
+KwF
U HANDLE hFile=NULL;
e[k;SSs DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
>0;"qT XY t8vJ //杀本地进程
HI?~t|[y if(dwArgc==2)
JpHsQ8< {
j
BQqpFH9 if(KillPS(atoi(lpszArgv[1])))
iN9!?Ov_ printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
_~#C $-T else
X9`C2fyVd printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
:;#}9g9 lpszArgv[1],GetLastError());
w-Q 6
- return 0;
FLnAN; }
wM&x8 < //用户输入错误
fvBC9^3 else if(dwArgc!=5)
zl8\jP {
I(kIHjV| printf("\nPSKILL ==>Local and Remote Process Killer"
)
ImIPSL "\nPower by ey4s"
q2U"k "\nhttp://www.ey4s.org 2001/6/23"
R^O)fL 0_ "\n\nUsage:%s <==Killed Local Process"
LAVt/TcZS| "\n %s <==Killed Remote Process\n",
;eEtdoy lpszArgv[0],lpszArgv[0]);
H2_>Av{m return 1;
Zz*mf+ }
[6gHi.`p' //杀远程机器进程
%Ja{IWz9L strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
E,?aBRxy strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
8Carg~T@ strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
@U.}Ei m=l3O:~J //将在目标机器上创建的exe文件的路径
]3#
@t:> sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
68br __try
{|wTZ {
,'{B+CHoS //与目标建立IPC连接
te4"+[ $| if(!ConnIPC(szTarget,szUser,szPass))
x 3co? {
_nFvM'`< printf("\nConnect to %s failed:%d",szTarget,GetLastError());
J1ro\" return 1;
1#_j6Q2 }
nz?BLO= printf("\nConnect to %s success!",szTarget);
/Ta0}Y(y //在目标机器上创建exe文件
3)MM5
bb$ iC0,zk4 & hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
~S{\wL53 E,
J3S byI!T NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
;A'17B8 if(hFile==INVALID_HANDLE_VALUE)
l#f]KLv4N_ {
9d(v^T printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
>Vm __leave;
eS%6hUb }
:;u]Y7 //写文件内容
UlZ)|Ya<M while(dwSize>dwIndex)
^aM/BS\ {
5+"8q#X$ <@ex})su if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
LzSusjEW@ {
b020U>)v printf("\nWrite file %s
7
,~Krzv failed:%d",RemoteFilePath,GetLastError());
,ui'^8{gK __leave;
WG=r? xE }
LO*a>9LI dwIndex+=dwWrite;
GT}#iM }
xfQ;5n //关闭文件句柄
`ZV'7| CloseHandle(hFile);
U5%]nT"[] bFile=TRUE;
t"Rf67 //安装服务
5{f/H]
P if(InstallService(dwArgc,lpszArgv))
zw:b7B] {
zYJ`.,#C 5 //等待服务结束
a9JJuSRC if(WaitServiceStop())
Vk=<,<BB {
Vx8.FNJh //printf("\nService was stoped!");
m`0{j1K }
EGO@`<"h else
j|8{Vyqd {
7uH{UpslJ //printf("\nService can't be stoped.Try to delete it.");
nE$ V<Co} }
d"uM7PMs7x Sleep(500);
05zdy-Fb //删除服务
|}Z"|-Z RemoveService();
QN5N hs }
u+FftgA }
5fv6RQD __finally
%Ne>'252y {
XE%6c3s //删除留下的文件
I}3K,w/7mi if(bFile) DeleteFile(RemoteFilePath);
*Z(C')7r //如果文件句柄没有关闭,关闭之~
9
f/tNQ7W if(hFile!=NULL) CloseHandle(hFile);
e';c8WF3E //Close Service handle
[<Puh if(hSCService!=NULL) CloseServiceHandle(hSCService);
9cPucKuj //Close the Service Control Manager handle
"Z?":|%7 if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
pl/$@K?L //断开ipc连接
g+F_M
wsprintf(tmp,"\\%s\ipc$",szTarget);
Lh$ac-Ct WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
;]o^u.PC if(bKilled)
j`hbQp\` printf("\nProcess %s on %s have been
I=I%e3GEm killed!\n",lpszArgv[4],lpszArgv[1]);
<xz-7EqbwX else
P?ol]MwaB printf("\nProcess %s on %s can't be
z1A-EeT killed!\n",lpszArgv[4],lpszArgv[1]);
!.N=Y;@lY }
~&|i'f[ return 0;
c=E.- }
Cagq0-:(p //////////////////////////////////////////////////////////////////////////
E&v-(0 BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
82l";;n4p {
gvt4'kp NETRESOURCE nr;
0kEq|k9 char RN[50]="\\";
skArocs RtEkd_2 strcat(RN,RemoteName);
l'R`XGT strcat(RN,"\ipc$");
IMEoov-x +T;qvx6 nr.dwType=RESOURCETYPE_ANY;
;:1mv nr.lpLocalName=NULL;
b=go"sJ@>( nr.lpRemoteName=RN;
Um&@
0C+L nr.lpProvider=NULL;
2l%iXK[ (acRYv( if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
_~<TAFBr return TRUE;
uf3 gVS_h= else
D]_\i[x return FALSE;
Ps-d#~4U; }
_CT|5wQF< /////////////////////////////////////////////////////////////////////////
wpmtv325 BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
|Q+v6r(<zZ {
yU`IyaazZ BOOL bRet=FALSE;
3P>@ : __try
Dn!V)T {
Fm{y.URo
//Open Service Control Manager on Local or Remote machine
%%u4('= hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
LRgk9*@, if(hSCManager==NULL)
94/}@<d-= {
o4795r,jz printf("\nOpen Service Control Manage failed:%d",GetLastError());
Yq.@7cJ __leave;
,^T2hY` }
5Ep //printf("\nOpen Service Control Manage ok!");
3<lDsb(}0A //Create Service
yV`vu/3K hSCService=CreateService(hSCManager,// handle to SCM database
/iy/2x28> ServiceName,// name of service to start
Vngi8%YWp ServiceName,// display name
_en 8hi@Z SERVICE_ALL_ACCESS,// type of access to service
m 9Q{)?J7 SERVICE_WIN32_OWN_PROCESS,// type of service
CiFbk&-g SERVICE_AUTO_START,// when to start service
Ha\ hQ'99 SERVICE_ERROR_IGNORE,// severity of service
s=+G%B' failure
{[dqXG$v ` EXE,// name of binary file
o)DKP>IM# NULL,// name of load ordering group
JJa?"82FXZ NULL,// tag identifier
i[lH@fJm_ NULL,// array of dependency names
O%{>Zo_<