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。
NRT]dYf"z OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
$9X?LGUz <1>与远程系统建立IPC连接
!?+0O]`} <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
Lpkx$QZ <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
~Jw84U{$ <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
gYk5}E- <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
S'ms>ZENC <6>服务启动后,killsrv.exe运行,杀掉进程
L;{{P7 <7>清场
|#yT]0L%pA 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
ru`U/6n /***********************************************************************
5|Z8UzL Module:Killsrv.c
,1~zMzw ^ Date:2001/4/27
v+79#qWK|n Author:ey4s
[E6ceX0 Http://www.ey4s.org uW#s;1H.) ***********************************************************************/
em )%U #include
=Bm|9A1 #include
$ywROa] #include "function.c"
S&]r6ss #define ServiceName "PSKILL"
,2 W=/,5A hmG8
{h/ SERVICE_STATUS_HANDLE ssh;
$G }9iV7 SERVICE_STATUS ss;
@)[8m8paV /////////////////////////////////////////////////////////////////////////
S+wT}_BQ void ServiceStopped(void)
QUvSeNSp {
S-~)|7d. ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
Y}t)!}p$r ss.dwCurrentState=SERVICE_STOPPED;
wpi$-i` ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
1-PlRQs.1 ss.dwWin32ExitCode=NO_ERROR;
*fv BB9raq ss.dwCheckPoint=0;
5VQ-D`kE+ ss.dwWaitHint=0;
c|aX4 =Z SetServiceStatus(ssh,&ss);
*!*%~h8V return;
O`GF| }
t)?K@{ 9 /////////////////////////////////////////////////////////////////////////
B)L0hi void ServicePaused(void)
*_#2|96) {
Kr1Y3[iNv ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
=2QP7W3mg< ss.dwCurrentState=SERVICE_PAUSED;
/N<aN9Z<x, ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
<%m1+%mA. ss.dwWin32ExitCode=NO_ERROR;
jV%=YapF ss.dwCheckPoint=0;
>b=."i ss.dwWaitHint=0;
Kn= EDtg SetServiceStatus(ssh,&ss);
q+p}U}L=
k return;
e?B}^Dk0i }
fc<y(uX void ServiceRunning(void)
qnWM %k {
6<QC|>p ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
}S?"mg&V ss.dwCurrentState=SERVICE_RUNNING;
qz3
Z'
ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
Umz b ss.dwWin32ExitCode=NO_ERROR;
c?. i;4yh ss.dwCheckPoint=0;
-mh"["L" ss.dwWaitHint=0;
WcY_w`*L SetServiceStatus(ssh,&ss);
JR15y3F return;
4KR` }
|mHf7gCX /////////////////////////////////////////////////////////////////////////
!vpXXI4 void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
@n.n[zb\| {
yFb"2 switch(Opcode)
.|hsn6i/- {
WG\
_eRj case SERVICE_CONTROL_STOP://停止Service
\-[bU6\A\ ServiceStopped();
W}3%BWn break;
hxM{}}.E case SERVICE_CONTROL_INTERROGATE:
<rK[ &JlJ SetServiceStatus(ssh,&ss);
YVgH[-`, break;
Do\j _ }
_
A#lyp return;
kV T |(Y }
7qUg~GJX //////////////////////////////////////////////////////////////////////////////
y {Bajil //杀进程成功设置服务状态为SERVICE_STOPPED
E0fMFG^P //失败设置服务状态为SERVICE_PAUSED
|?Edk7` //
S5ai@Ksf void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
^--R#$X {
4u%AZ<-C}m ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
Z4As'al if(!ssh)
D&uaA-;s {
4:a ~Wlp[ ServicePaused();
h%W,O,K/ return;
M/9[P*
VE }
z\ONwMl ServiceRunning();
hE`d@ Sleep(100);
Z8Y&#cB //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
c*E7nc)u //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
ZX`x9/0& if(KillPS(atoi(lpszArgv[5])))
j$/#2%OVN ServiceStopped();
4^:dmeMZ` else
XxdD)I ServicePaused();
1hi,&h return;
0uW)&>W }
DeNWh2 /////////////////////////////////////////////////////////////////////////////
@sZ7Ka void main(DWORD dwArgc,LPTSTR *lpszArgv)
![r)KE=v8I {
YLA(hg| SERVICE_TABLE_ENTRY ste[2];
t1mG] ste[0].lpServiceName=ServiceName;
YzM/?enK}T ste[0].lpServiceProc=ServiceMain;
bCC &5b ste[1].lpServiceName=NULL;
&-Wt!X 3 ste[1].lpServiceProc=NULL;
>#;;g2UV StartServiceCtrlDispatcher(ste);
w42{)S" return;
5WRqeSGh }
OAW_c.)5D /////////////////////////////////////////////////////////////////////////////
VWK/(>TP function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
&K9RV4M5 下:
M!!vr8} /***********************************************************************
SnXM`v, Module:function.c
^b|? ?9& Date:2001/4/28
2W_[|.;' Author:ey4s
BxlhCu Http://www.ey4s.org .6
0yQ[aE ***********************************************************************/
>d]-X] #include
f-[.^/ ////////////////////////////////////////////////////////////////////////////
#4LTUVH BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
:R:@V#Y {
P{`fav TOKEN_PRIVILEGES tp;
)zz{~Cf LUID luid;
PZZPx<?N _:tS-Mx@5 if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
Z"w}`&TC$^ {
P(8
u L|^ printf("\nLookupPrivilegeValue error:%d", GetLastError() );
mSu$1m8 return FALSE;
Zj ` ;IYFG }
cyHbAtl tp.PrivilegeCount = 1;
'@#(jY0_ tp.Privileges[0].Luid = luid;
CW8YNJ' if (bEnablePrivilege)
uBg#zx tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
!J<0.nO/: else
Nr,I`x\N tp.Privileges[0].Attributes = 0;
z4(\yx // Enable the privilege or disable all privileges.
40].:9VG AdjustTokenPrivileges(
d`$w3Hy hToken,
q^wSM FALSE,
gjnEN1T22 &tp,
4K`b?{){+a sizeof(TOKEN_PRIVILEGES),
eUCBQK (PTOKEN_PRIVILEGES) NULL,
CA&VnO{r (PDWORD) NULL);
<^KW7M}w*c // Call GetLastError to determine whether the function succeeded.
tK *y/S if (GetLastError() != ERROR_SUCCESS)
&c&TQkx {
&vN!>bR printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
`#`C.:/n return FALSE;
hmuhq:<f }
?^7X2 u$nm return TRUE;
|)%H_TXTy }
KY%qzq,n ////////////////////////////////////////////////////////////////////////////
.Sa=VC?EZ BOOL KillPS(DWORD id)
S-Vxlku] {
-kMw[Y HANDLE hProcess=NULL,hProcessToken=NULL;
nM2<u[{gF BOOL IsKilled=FALSE,bRet=FALSE;
nk%v|ZxoFv __try
7KhS{w6 {
dVEs^ZtI I@/
G#3Zr if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
V@k+RniEO {
Z}uY%] printf("\nOpen Current Process Token failed:%d",GetLastError());
[B)! __leave;
{eaR,d~X }
J~]@#=,v //printf("\nOpen Current Process Token ok!");
u5k{.& if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
:1j8!R5 {
%N<5ST>( __leave;
208^Yu }
c2M printf("\nSetPrivilege ok!");
BL16?&RK o&E8<e if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
9Sxr9FLW~ {
=IsmPQKi printf("\nOpen Process %d failed:%d",id,GetLastError());
_90D4kGU __leave;
},l
i'r#p }
(is' ,4^b //printf("\nOpen Process %d ok!",id);
nZ(]WPIN" if(!TerminateProcess(hProcess,1))
Bc"MOSV0 {
1\m,8i+gU printf("\nTerminateProcess failed:%d",GetLastError());
WK`o3ayH- __leave;
2MRd }
I$t8Ko._" IsKilled=TRUE;
Ol RXgJ }
3d6z_Yd: __finally
rz%~=Ca2j {
)tI^2p{ if(hProcessToken!=NULL) CloseHandle(hProcessToken);
j*?8w(! if(hProcess!=NULL) CloseHandle(hProcess);
SZ9Oz-? }
|gO7`F2 return(IsKilled);
Gg'!(]v }
7s?#y=M //////////////////////////////////////////////////////////////////////////////////////////////
{fACfSW6 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:
l2St)`K8 /*********************************************************************************************
ay7\Ae] ModulesKill.c
mcd{:/^? Create:2001/4/28
GLtWo+g0 Modify:2001/6/23
:6nD "5( Author:ey4s
'cpm 4mT Http://www.ey4s.org O3o^%0 PsKill ==>Local and Remote process killer for windows 2k
'/u|32 **************************************************************************/
W:RjWn @< #include "ps.h"
KBB)xez8 #define EXE "killsrv.exe"
M/p9 I
gp #define ServiceName "PSKILL"
RBrb7D{ @\ y{q; #pragma comment(lib,"mpr.lib")
DH?n~qKpC //////////////////////////////////////////////////////////////////////////
&6vaLx //定义全局变量
;Yee0O!d4 SERVICE_STATUS ssStatus;
*ai~!TR SC_HANDLE hSCManager=NULL,hSCService=NULL;
aG
}oI! BOOL bKilled=FALSE;
W9%v#;2 char szTarget[52]=;
u4~+Bc_GL //////////////////////////////////////////////////////////////////////////
2X\Pw BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
wPM>-F BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
T5u71C_wmt BOOL WaitServiceStop();//等待服务停止函数
2/4zg BOOL RemoveService();//删除服务函数
$~b6H]"9 /////////////////////////////////////////////////////////////////////////
v
^h:E int main(DWORD dwArgc,LPTSTR *lpszArgv)
}"T Q\v$ {
l%EvXdZuOy BOOL bRet=FALSE,bFile=FALSE;
Wm6qy6HR char tmp[52]=,RemoteFilePath[128]=,
fG'~@'P~ szUser[52]=,szPass[52]=;
k 3m_L- HANDLE hFile=NULL;
IADHe\. DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
S3Y.+. 0U {nwoJ'-V //杀本地进程
@G2# Z if(dwArgc==2)
0beP7}$ {
Mm@G{J\\ if(KillPS(atoi(lpszArgv[1])))
> mO*.' Gm printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
cZBXH*-M! else
_!o8s%9be printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
csW\Q][ lpszArgv[1],GetLastError());
&qS%~h%2 return 0;
N~=I))i }
1@p, //用户输入错误
:+/8n+@# else if(dwArgc!=5)
"M5 {
S&}7XjY printf("\nPSKILL ==>Local and Remote Process Killer"
7{}E{/ "\nPower by ey4s"
U/enq,-F^ "\nhttp://www.ey4s.org 2001/6/23"
CnB[ImMs(A "\n\nUsage:%s <==Killed Local Process"
?\8aT"o "\n %s <==Killed Remote Process\n",
gFp3=s0~ lpszArgv[0],lpszArgv[0]);
YAc:QVT87 return 1;
)oCL![^pXe }
HMF2sc$N //杀远程机器进程
fc3 nQp7 strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
3l?|+sU>O strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
;"nO'wN:h strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
,RR{Y- ;F258/J //将在目标机器上创建的exe文件的路径
7=Muq]j2 sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
ht2Fie __try
iKaX8c,zI {
^!S4?<v //与目标建立IPC连接
xZ {6!=4! if(!ConnIPC(szTarget,szUser,szPass))
.9vS4C {
A.r7 ks printf("\nConnect to %s failed:%d",szTarget,GetLastError());
&Gh,ROo4 return 1;
?IAu,s*u }
bpBn3f`?* printf("\nConnect to %s success!",szTarget);
dnLjcHFj& //在目标机器上创建exe文件
Xq$-&~
anW['!T9{s hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
ZFtR#r(~41 E,
SEI0G_wk$ NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
IaeO0\
4E if(hFile==INVALID_HANDLE_VALUE)
f)_<Ih\/7_ {
xH2'PEjFM printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
L!xFhVA< __leave;
#tKks:eL }
fSbLkd 9 //写文件内容
[UXVL}tk while(dwSize>dwIndex)
;t +p2i {
T@ESMPeU:X .fzyA5@l if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
x,^-a {
^rfR<Q` printf("\nWrite file %s
sX6\AYF1M failed:%d",RemoteFilePath,GetLastError());
#Q=73~
__leave;
/4Wf\
Zu }
M%_*vD dwIndex+=dwWrite;
XcoX8R%U }
SlB`ktcfI //关闭文件句柄
.<QKQ% - CloseHandle(hFile);
S=P}Jpq?Y; bFile=TRUE;
vx?KenO} //安装服务
o+hp#e if(InstallService(dwArgc,lpszArgv))
dE8f?L' {
K7C
<}y //等待服务结束
=b$g_+ if(WaitServiceStop())
JYNnzgd {
m)66g]F+ //printf("\nService was stoped!");
^
q ba<#e }
YL*FjpVW else
LNJKf6: {
:a Cf@:'] //printf("\nService can't be stoped.Try to delete it.");
VJ-t#q" }
H 2I Sleep(500);
xytWE:= //删除服务
Bs0~P 4^ RemoveService();
qWK} }
w;@v#<q6 }
P\ P=1NM __finally
ds(X[7XGW
{
])y)]H#{ //删除留下的文件
qDGx(d if(bFile) DeleteFile(RemoteFilePath);
br88b`L //如果文件句柄没有关闭,关闭之~
/|U;_F Pmc if(hFile!=NULL) CloseHandle(hFile);
,+BFpN' //Close Service handle
Ke^/aGi}O if(hSCService!=NULL) CloseServiceHandle(hSCService);
1y[~xxgE //Close the Service Control Manager handle
Z]LP18m9kl if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
Z5rL.a& //断开ipc连接
~Fvz&dO wsprintf(tmp,"\\%s\ipc$",szTarget);
6$PQ$ WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
9Q(Lnu if(bKilled)
=Cf@!wZ^ printf("\nProcess %s on %s have been
-d!84_d9 killed!\n",lpszArgv[4],lpszArgv[1]);
L7 FFa:# else
W{JR%Sq$ printf("\nProcess %s on %s can't be
oSYJXs killed!\n",lpszArgv[4],lpszArgv[1]);
^&F.T-( A }
-;Mh|!yg return 0;
3J4OkwqD }
E\4ZUGy0 //////////////////////////////////////////////////////////////////////////
FFwu$S6e BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
%QDAog {
r8y,$Mv<)0 NETRESOURCE nr;
NB3+kf , char RN[50]="\\";
meB9:w[m #( 4)ps. strcat(RN,RemoteName);
hHEn strcat(RN,"\ipc$");
U>b.MIBX W:f )#' nr.dwType=RESOURCETYPE_ANY;
sWA-_ 4 nr.lpLocalName=NULL;
NSRY(#3 nr.lpRemoteName=RN;
N^`S'FVA nr.lpProvider=NULL;
2MXg)GBcU> ,uO?f1 if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
A{{rNbCK return TRUE;
&xj,.; else
vO zUAi return FALSE;
R=NK3iGT f }
*W}nw$tnBX /////////////////////////////////////////////////////////////////////////
ywjD.od"v BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
slA~k;K:_ {
tPJU,e) BOOL bRet=FALSE;
<ihJp^kgQ __try
<aMihT)dd {
]nS9taEA //Open Service Control Manager on Local or Remote machine
j}%C;;MPH hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
g>?,,y6/w if(hSCManager==NULL)
gU@.IOg {
XC[AJ!q` printf("\nOpen Service Control Manage failed:%d",GetLastError());
NUY sQO) __leave;
7BgA+Fz }
}N3Ur~X\ //printf("\nOpen Service Control Manage ok!");
Qz A)HDQ //Create Service
#=fd8}9 hSCService=CreateService(hSCManager,// handle to SCM database
qy!pD
R; ServiceName,// name of service to start
h_t<Jl ServiceName,// display name
g3w-Le&T SERVICE_ALL_ACCESS,// type of access to service
]\=M$:,RZ SERVICE_WIN32_OWN_PROCESS,// type of service
#0M,g SERVICE_AUTO_START,// when to start service
OB+I.qlHP SERVICE_ERROR_IGNORE,// severity of service
HX:^:pF} failure
f;W>:`' EXE,// name of binary file
`ucr;P NULL,// name of load ordering group
5~omZ,qe NULL,// tag identifier
rI1;>/Ir NULL,// array of dependency names
9TE-'R@ NULL,// account name
/ ='/R7~ NULL);// account password
X@7e7 //create service failed
c:`&QDF if(hSCService==NULL)
;Q8rAsf9 {
8!dA1]2; //如果服务已经存在,那么则打开
DO=zxdTI! if(GetLastError()==ERROR_SERVICE_EXISTS)
P^bcc {
T EqCoeR //printf("\nService %s Already exists",ServiceName);
x42m+5/ //open service
FBK6{rLMc hSCService = OpenService(hSCManager, ServiceName,
r \]iw v SERVICE_ALL_ACCESS);
>RT02Ey> if(hSCService==NULL)
a@WSIcX*W {
-Z%B9ql' printf("\nOpen Service failed:%d",GetLastError());
a?9Ka!O4s __leave;
{-Y% wM8<i }
(}n,Ou[ //printf("\nOpen Service %s ok!",ServiceName);
oBTRO0.s+ }
fqU*y 6] else
3YPoObY {
[L@ vC>G printf("\nCreateService failed:%d",GetLastError());
Cy##+u,C __leave;
$q;dsW,8 }
fg1["{\ }
w;Na9tR //create service ok
@RF!p else
kC)ye"r {
6muZE1sn //printf("\nCreate Service %s ok!",ServiceName);
%t^-Guz }
/A;!g5Y ,0=:06l // 起动服务
!'^gqaF+ if ( StartService(hSCService,dwArgc,lpszArgv))
9n"D/NZB {
']ussFaQ //printf("\nStarting %s.", ServiceName);
`8%2F}x}qD Sleep(20);//时间最好不要超过100ms
f?1?$Sp/W while( QueryServiceStatus(hSCService, &ssStatus ) )
(1(dL_? {
PN n{Rt if ( ssStatus.dwCurrentState == SERVICE_START_PENDING)
e03q9( {
a$SGFA}V printf(".");
|Tp>,\:5 Sleep(20);
"?GA}e"R }
d&QB?yLd else
C&m[/PJ~l break;
C-abc+/ }
h$EH|9HAb if ( ssStatus.dwCurrentState != SERVICE_RUNNING )
r-s.i+\ printf("\n%s failed to run:%d",ServiceName,GetLastError());
lXS.,#lp }
X
rVF
% else if(GetLastError()==ERROR_SERVICE_ALREADY_RUNNING)
WBgS9qiB {
-Fe))Y'= //printf("\nService %s already running.",ServiceName);
_Jc[`2Uv_c }
Oozt&* F else
9""e*-;Mi {
?[}r& f printf("\nStart Service %s failed:%d",ServiceName,GetLastError());
f\}fUg2 __leave;
FDA``H~ }
a'zf8id bRet=TRUE;
Fcc\hV; }//enf of try
:O}= $[ __finally
mjDaus59 {
T\VKNEBo return bRet;
WKib$(%f6 }
j>(O1z7 return bRet;
"|yuP1;L }
o.ntzN /////////////////////////////////////////////////////////////////////////
P\y ZcL BOOL WaitServiceStop(void)
Nh01NY; {
12V-EG i BOOL bRet=FALSE;
g;7W%v5wqk //printf("\nWait Service stoped");
SN 4JX while(1)
{Ia1Wd 8n {
K1=j7 Sleep(100);
cpm *m"Nk if(!QueryServiceStatus(hSCService, &ssStatus))
3F8KF`* {
bt"5.nm printf("\nQueryServiceStatus failed:%d",GetLastError());
[1l OGck[ break;
dG!) < }
#bS}?fj if(ssStatus.dwCurrentState==SERVICE_STOPPED)
;*{Ls# {
kZ0z]Y bKilled=TRUE;
ezA&cZ5 bRet=TRUE;
g^{a;= break;
On(.(7sNc }
zCS&