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。
NScUlR"nE OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
)k~{p;Ke <1>与远程系统建立IPC连接
xoB "hNIX <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
w3>.d(Q <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
[G<SAWFg7 <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
FgnS+c3W( <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
F2^qf <6>服务启动后,killsrv.exe运行,杀掉进程
(~Hwq:=. <7>清场
KvvG
H-] 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
(?vKe5 /***********************************************************************
hfL8]d- Module:Killsrv.c
Qd"R@+i Date:2001/4/27
^ZD0rp(l Author:ey4s
3?x}48 Http://www.ey4s.org 9O{b8=\} ***********************************************************************/
V9\y*6#Y, #include
D/`b~Yl #include
P3_&( #include "function.c"
@-% .+ #define ServiceName "PSKILL"
e_h`x+\: E]&tgZO SERVICE_STATUS_HANDLE ssh;
p5V.O20 SERVICE_STATUS ss;
[+3~wpU(p /////////////////////////////////////////////////////////////////////////
krSOS WJ void ServiceStopped(void)
dXMO{*MF{H {
"8R\!i. ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
_08y; _S ss.dwCurrentState=SERVICE_STOPPED;
b/g~;| < ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
XTKAy;'5 ss.dwWin32ExitCode=NO_ERROR;
f1wwx|b%. ss.dwCheckPoint=0;
O|e/(s?$ ss.dwWaitHint=0;
W*Gp0pX SetServiceStatus(ssh,&ss);
bBp('oEJu return;
3f)!RKS9q }
z#Cgd-^7.# /////////////////////////////////////////////////////////////////////////
_h1:{hF void ServicePaused(void)
JfVGs;_, {
0 >:RFCo ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
ApotRr$) ss.dwCurrentState=SERVICE_PAUSED;
QG]*v=Z ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
dMDSyd<( ss.dwWin32ExitCode=NO_ERROR;
@ sG5Do ss.dwCheckPoint=0;
,/Yo1@U ss.dwWaitHint=0;
pcO{%]?p SetServiceStatus(ssh,&ss);
MngfXm return;
r.10b]b }
3F\UEpQ void ServiceRunning(void)
w@ $_2t {
x)prI6YMv\ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
yoVN|5 ss.dwCurrentState=SERVICE_RUNNING;
'U{6LSaCb ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
`\Hs{t] ss.dwWin32ExitCode=NO_ERROR;
x-Fl|kwX.5 ss.dwCheckPoint=0;
|n %<p ss.dwWaitHint=0;
*OR(8; SetServiceStatus(ssh,&ss);
e=4k|8 G return;
MtXd}/ }
V?C_PMa /////////////////////////////////////////////////////////////////////////
W}.p, d void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
F9 4Qb} {
:qxd
s>Xm switch(Opcode)
'k!V!wcD^y {
tOVYA\] case SERVICE_CONTROL_STOP://停止Service
QMBV"E_aY ServiceStopped();
ghVxcK break;
,}HnS)+ case SERVICE_CONTROL_INTERROGATE:
L~} 2&w SetServiceStatus(ssh,&ss);
X0zE-h6P break;
zmpQ=%/H }
mqv!"rk'w return;
F/chE c
V }
S$%Y{ //////////////////////////////////////////////////////////////////////////////
]zR,Y=
# //杀进程成功设置服务状态为SERVICE_STOPPED
~glFB`?[ //失败设置服务状态为SERVICE_PAUSED
8+U':xR //
Oo`b#!L void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
ealh>Y {
[0-zJy|, ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
gA~faje if(!ssh)
<#5`%sa ' {
hP]zC1s ServicePaused();
%{K6 return;
&Vi0.o
}
sAKQ.8$h* ServiceRunning();
}hX"A!0 Sleep(100);
t.tdY //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
"Qxn}$6- //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
:O{oVR if(KillPS(atoi(lpszArgv[5])))
`Ef&h V ServiceStopped();
^><B5A>; else
,O}2LaK.O ServicePaused();
&m>txzo return;
hR3Pa'/i }
0CS80
pC /////////////////////////////////////////////////////////////////////////////
^jMo?Zwy void main(DWORD dwArgc,LPTSTR *lpszArgv)
Or[uq,Dm16 {
7LdNE|IP SERVICE_TABLE_ENTRY ste[2];
S&m5]h!D ste[0].lpServiceName=ServiceName;
Le':b2o ste[0].lpServiceProc=ServiceMain;
rXR}]|;> ste[1].lpServiceName=NULL;
L7&| ste[1].lpServiceProc=NULL;
L~~Dj:%uq StartServiceCtrlDispatcher(ste);
gHzjI[WI return;
)QiHe} }
R
WU,v{I9 /////////////////////////////////////////////////////////////////////////////
qnZ`]? function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
;o0o6pF 下:
7f`x-iH!]7 /***********************************************************************
)gAFz+ Module:function.c
Q`X5W Date:2001/4/28
N~A#itmdx Author:ey4s
|Zo_x}0 Http://www.ey4s.org R(sa.Q\D4 ***********************************************************************/
r
,,A% #include
G
]mX+? ////////////////////////////////////////////////////////////////////////////
.cX,"2;n BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
P!)k 4n {
hrr ;=q$ TOKEN_PRIVILEGES tp;
E~|`Q6&Y LUID luid;
i|Y_X =7Y gES if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
4$+9k;m' {
<AB.`[" printf("\nLookupPrivilegeValue error:%d", GetLastError() );
T6ZJ SKM return FALSE;
iAlFgOk' }
V6ioQx=K# tp.PrivilegeCount = 1;
NR)[,b\v tp.Privileges[0].Luid = luid;
CQcb !T if (bEnablePrivilege)
6c>tA2G|8 tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
fJ3qL#' else
YMx
zj tp.Privileges[0].Attributes = 0;
;Q.g[[J/p // Enable the privilege or disable all privileges.
{@u}-6:wAT AdjustTokenPrivileges(
*X^__PS] hToken,
x6x6N&f? FALSE,
(u
>:G6K &tp,
kty,hAXe sizeof(TOKEN_PRIVILEGES),
Px4zI9;cB (PTOKEN_PRIVILEGES) NULL,
u?f3&pA (PDWORD) NULL);
#dGg !D // Call GetLastError to determine whether the function succeeded.
PHa#;6!5 if (GetLastError() != ERROR_SUCCESS)
r} ~l( {
dkQA[/k printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
nA]dQ+5sT return FALSE;
C"IP1N }
Fq5);sX= return TRUE;
0OMyE9jJJ }
[]Z| *+=Q ////////////////////////////////////////////////////////////////////////////
(;T;?v`- BOOL KillPS(DWORD id)
yf=ek== {
9e Dji, HANDLE hProcess=NULL,hProcessToken=NULL;
>P=xzg79 BOOL IsKilled=FALSE,bRet=FALSE;
TJB0O]@3 __try
xy|-{ {
GfQP@R" /j'We-C if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
ZtEHP`Iin
{
HC8{); printf("\nOpen Current Process Token failed:%d",GetLastError());
ZX.VzZS __leave;
!+M H?A }
6iFd[<.*j //printf("\nOpen Current Process Token ok!");
b['TRYc=: if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
):+H`Hcm {
79%${ajSI __leave;
" I@Z:[=2 }
^U_B>0`ch printf("\nSetPrivilege ok!");
)vS##-[_ pKMf#)qm if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
7@vcQv
kC {
*k'9 %'< printf("\nOpen Process %d failed:%d",id,GetLastError());
j86s[Dty __leave;
r\[HR ^` }
)M]4p6Y //printf("\nOpen Process %d ok!",id);
BsB}noN} if(!TerminateProcess(hProcess,1))
U&Ay3/ {
%p2 C5z? printf("\nTerminateProcess failed:%d",GetLastError());
aG\m3r __leave;
0{PK]qp7 }
d<6L&8)< IsKilled=TRUE;
_uHyE }d }
kQIWDN __finally
Ok6Y'P {
[-$&pB>w8' if(hProcessToken!=NULL) CloseHandle(hProcessToken);
$Y,]D*|"K if(hProcess!=NULL) CloseHandle(hProcess);
$vy.BYFm }
^B& Z return(IsKilled);
U)p2PTfB }
B>Nxc@=D //////////////////////////////////////////////////////////////////////////////////////////////
`s:| 4;.
OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
.(S,dG0P /*********************************************************************************************
/p>"|z ModulesKill.c
6XQ)Q)
Create:2001/4/28
66'TdF]" Modify:2001/6/23
h)wR[N]n Author:ey4s
~:)$~g7>b Http://www.ey4s.org MO#%w PsKill ==>Local and Remote process killer for windows 2k
o-O/M S **************************************************************************/
XtfL{Fy|T #include "ps.h"
u'K<-U8H #define EXE "killsrv.exe"
>/bl
r}5
H #define ServiceName "PSKILL"
wKY6[ vvF |x< #pragma comment(lib,"mpr.lib")
\0 WMb //////////////////////////////////////////////////////////////////////////
m;
ABHq# //定义全局变量
t41cl SERVICE_STATUS ssStatus;
_i8$!b2Mr SC_HANDLE hSCManager=NULL,hSCService=NULL;
,(`@ZFp$ BOOL bKilled=FALSE;
RL&3 P@r char szTarget[52]=;
I;-{#OE, //////////////////////////////////////////////////////////////////////////
nLtP^
1~9H BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
cR5<.$aY BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
KH
KqE6 BOOL WaitServiceStop();//等待服务停止函数
&`TX4b^/! BOOL RemoveService();//删除服务函数
=_yOX=g| /////////////////////////////////////////////////////////////////////////
DR0W)K
^ int main(DWORD dwArgc,LPTSTR *lpszArgv)
<O>Q;}>gfc {
Zo0&<QWj BOOL bRet=FALSE,bFile=FALSE;
,XA;S5FE char tmp[52]=,RemoteFilePath[128]=,
Pm?6]] 7 szUser[52]=,szPass[52]=;
,+X8?9v HANDLE hFile=NULL;
c~RIl5j DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
>M1/m=a Pucf0 # //杀本地进程
*q0N$}k if(dwArgc==2)
ldX]A#d. {
J)fS2Ni+ if(KillPS(atoi(lpszArgv[1])))
Jx>P%>+<j printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
;C"J5RA else
p-7dJ printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
v}_$9&|S lpszArgv[1],GetLastError());
f8&=D4)-w return 0;
ixS78KIr }
C3_*o>8 //用户输入错误
{9l4 pT3 else if(dwArgc!=5)
`\Npu {
|M
K-~ep printf("\nPSKILL ==>Local and Remote Process Killer"
5%>U.X?i "\nPower by ey4s"
_>`0!mG "\nhttp://www.ey4s.org 2001/6/23"
X&lkA
( "\n\nUsage:%s <==Killed Local Process"
,!Hl@( "\n %s <==Killed Remote Process\n",
#SqOJX~Q lpszArgv[0],lpszArgv[0]);
9xKFX|*$ return 1;
XW#4C*5?d }
Lw#hnLI. //杀远程机器进程
J`mp8?;% strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
e.jgV=dT- strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
!J71[4t strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
p~mB;pZ%; 1_p'0lFe //将在目标机器上创建的exe文件的路径
[MEa@D<7N sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
vv8$u3H __try
(~OwO_|3 {
d)G-K+&B //与目标建立IPC连接
qe$K6A %Yd if(!ConnIPC(szTarget,szUser,szPass))
{ &qBr&kg {
bR6bS7$ printf("\nConnect to %s failed:%d",szTarget,GetLastError());
aFSZYyPxwv return 1;
,f1wN{P }
eP2 y U printf("\nConnect to %s success!",szTarget);
Q.|2/6hD7[ //在目标机器上创建exe文件
{'ZnxK' o&AUB`.9~ hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
A|&EI-In E,
VC+\RB#:- NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
;|^fAc~9{r if(hFile==INVALID_HANDLE_VALUE)
*@ o3{0[Z {
1=D!C lcb printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
lR(&Wc\j __leave;
PT4`1Oy}/1 }
=['ijD4TW //写文件内容
]S[r$<r$ while(dwSize>dwIndex)
ZV U9 t {
lxd<^R3i#^ dg!sRm1iZ: if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
UEe qk"t^ {
bCrB'&^t printf("\nWrite file %s
2<O8=I _ failed:%d",RemoteFilePath,GetLastError());
wTW"1M __leave;
"L)pH@) }
;F+%{LgKl dwIndex+=dwWrite;
'I P!)DS }
5a`}DTB[Co //关闭文件句柄
|}}]&:w2 CloseHandle(hFile);
btYPp0o~ bFile=TRUE;
+?<jSmGW //安装服务
g\.N>P@Bu if(InstallService(dwArgc,lpszArgv))
b#m47yTW9< {
Gs6#aL}]R //等待服务结束
4(&'V+o if(WaitServiceStop())
d;^?6V {
4[ra //printf("\nService was stoped!");
S'O0'5U@ }
fkG8,= else
,J^Op
{
(NQ[AypMI //printf("\nService can't be stoped.Try to delete it.");
e)7)~g54 }
Lv4=-mWv&0 Sleep(500);
<(MFEIt //删除服务
_"bx#B* RemoveService();
d5\1-d_uz }
~V&ReW/ }
'YG`/@n; __finally
5Z[D(z {
J$Q-1fjj //删除留下的文件
EyeLC6u if(bFile) DeleteFile(RemoteFilePath);
T82_`u //如果文件句柄没有关闭,关闭之~
Esjv^* v9- if(hFile!=NULL) CloseHandle(hFile);
W% [5~N //Close Service handle
O, {
( if(hSCService!=NULL) CloseServiceHandle(hSCService);
(`NRF6'&1L //Close the Service Control Manager handle
[jw o D if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
wl%1B64
//断开ipc连接
LJy'wl wsprintf(tmp,"\\%s\ipc$",szTarget);
#dft-23 WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
JK(&E{80 if(bKilled)
_:L*{=N printf("\nProcess %s on %s have been
K)?^b|D killed!\n",lpszArgv[4],lpszArgv[1]);
xD=D *W else
P1QJ'eC;T printf("\nProcess %s on %s can't be
`O{Uz?#*x killed!\n",lpszArgv[4],lpszArgv[1]);
$-RhCnE }
3$8}%?i return 0;
="DgrH }
f#~Re:7.c //////////////////////////////////////////////////////////////////////////
ge[i&,.&z BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
7N"Bbl {
["}A#cO652 NETRESOURCE nr;
IT(c'} char RN[50]="\\";
M\&~ Dmd m}9V@@ strcat(RN,RemoteName);
v#|c.<]. strcat(RN,"\ipc$");
vt
N5{C >I?Mi{'a nr.dwType=RESOURCETYPE_ANY;
"{_"NjH nr.lpLocalName=NULL;
^H4iHjg nr.lpRemoteName=RN;
deoM~r9s nr.lpProvider=NULL;
.y/b$|d, 1,T9HpM if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
u
B\&
Q; return TRUE;
l8-jFeeMd else
xgz87d/<: return FALSE;
|^Es6 .~ }
-z$0S%2? /////////////////////////////////////////////////////////////////////////
.;b>
T BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
uKy *N*} {
6iG<"{/U5 BOOL bRet=FALSE;
ib_Gy77Os __try
kPH^X}O$ {
v8Zgog)V //Open Service Control Manager on Local or Remote machine
>Gu0& hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
,NEs{!
T if(hSCManager==NULL)
ugB{2oq i {
i =N\[& printf("\nOpen Service Control Manage failed:%d",GetLastError());
-y?Z}5-rs __leave;
h'~-K` }
kZ9<j+. //printf("\nOpen Service Control Manage ok!");
>U<nEnB$? //Create Service
yk<jlVF$j hSCService=CreateService(hSCManager,// handle to SCM database
-ZP&zOsDr ServiceName,// name of service to start
%g&,]=W\N ServiceName,// display name
u;Eu<jU1 SERVICE_ALL_ACCESS,// type of access to service
prN(V1O SERVICE_WIN32_OWN_PROCESS,// type of service
U.U.\ SERVICE_AUTO_START,// when to start service
es[5B* 5 SERVICE_ERROR_IGNORE,// severity of service
K eI:/2 failure
CLEG'bZa, EXE,// name of binary file
e:LZ s0 NULL,// name of load ordering group
$ud>Z;X=P NULL,// tag identifier
1gm/{w6O NULL,// array of dependency names
O&w3@9KJ? NULL,// account name
{@5WeWlz~ NULL);// account password
cWO
)QIE //create service failed
TRLeZ0EC if(hSCService==NULL)
t`T\d\ {
"g%:#'5 //如果服务已经存在,那么则打开
m->%8{L if(GetLastError()==ERROR_SERVICE_EXISTS)
id+m[']+ {
#0g#W //printf("\nService %s Already exists",ServiceName);
'c0'P%[5A //open service
(Dm"e` hSCService = OpenService(hSCManager, ServiceName,
^70 .g?(f[ SERVICE_ALL_ACCESS);
4 Qel; if(hSCService==NULL)
&OR