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。
?`_jFj+<\S OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
L5YnG_M& <1>与远程系统建立IPC连接
Mz]:}qmFA <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
FqFapRX66Z <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
cgu~ <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
h@{_duu <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
|J5 =J <6>服务启动后,killsrv.exe运行,杀掉进程
9O*_L:4o <7>清场
8|?LN8rp 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
$(pF;_W /***********************************************************************
;
0v>Rfa Module:Killsrv.c
| t QiFC Date:2001/4/27
fnKY1y]2+ Author:ey4s
:aLT0q!K Http://www.ey4s.org 6.1)IQkO ***********************************************************************/
u"xJjS #include
po9
9 y- #include
Z)9g~g94 #include "function.c"
YGvUwj'2a #define ServiceName "PSKILL"
R<ND=[}s Bf`9V713 SERVICE_STATUS_HANDLE ssh;
u6u=2 SERVICE_STATUS ss;
w~R`D /////////////////////////////////////////////////////////////////////////
07g':QU@ void ServiceStopped(void)
[4&#*@ {
eW'2AT?2H% ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
Os%n{_#8 ss.dwCurrentState=SERVICE_STOPPED;
qml2XJ> ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
=DbY? Q<Q ss.dwWin32ExitCode=NO_ERROR;
`/&SxQB< ss.dwCheckPoint=0;
Z;Rp+X ss.dwWaitHint=0;
pv!oz2w1 SetServiceStatus(ssh,&ss);
[%A4]QzWh return;
`Pn[tuIO }
hg@}@Wq\) /////////////////////////////////////////////////////////////////////////
3voT^o void ServicePaused(void)
7xo4-fIuT {
RC#C\S6 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
NSAF4e ss.dwCurrentState=SERVICE_PAUSED;
y&[y=0! ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
|! SOG ss.dwWin32ExitCode=NO_ERROR;
LA3<=R] ss.dwCheckPoint=0;
)D-c]+yt ss.dwWaitHint=0;
3oZ=k]\ SetServiceStatus(ssh,&ss);
p{dwZ_gl
return;
eas:6Q) }
tirIgZ void ServiceRunning(void)
-D^A:}$ {
)3<:tV8 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
abNV4 ,M ss.dwCurrentState=SERVICE_RUNNING;
FXdD4 X) ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
o\otgyoh ss.dwWin32ExitCode=NO_ERROR;
aA`/E ss.dwCheckPoint=0;
p{)5k ss.dwWaitHint=0;
Qe"pW\ SetServiceStatus(ssh,&ss);
FbnO/! $8 return;
HS>f1! }
X@)z80 /////////////////////////////////////////////////////////////////////////
\<0B 1m void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
;^Sr"v6r>u {
(m[bWdANnW switch(Opcode)
(UCK;k {
Qcjc, case SERVICE_CONTROL_STOP://停止Service
hJz):d>Im ServiceStopped();
dx*qb break;
YNrp}KQ case SERVICE_CONTROL_INTERROGATE:
AGP("U'u SetServiceStatus(ssh,&ss);
e(F42;$$ break;
"&Dx=Yf }
q_W0/Ki8 return;
{yU+)t(. }
>YtdA //////////////////////////////////////////////////////////////////////////////
$2DuB //杀进程成功设置服务状态为SERVICE_STOPPED
dBV7Te4L //失败设置服务状态为SERVICE_PAUSED
F(#rQ_z] //
S\6[EQ65 void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
,bE$| x' {
>gKh ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
fEE
/-}d if(!ssh)
7r+g8+4 {
ZI;<7tF_z ServicePaused();
<mMTD8Sx] return;
P|2E2=G }
`cQo0{xK ServiceRunning();
F
09DV<j Sleep(100);
Do%-B1{ri //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
\o-&f: //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
ZR v"h/~ if(KillPS(atoi(lpszArgv[5])))
+ 1IQYa| ServiceStopped();
/"H`.LD.? else
(R~]|?:wt ServicePaused();
e6B{QP#jq return;
p Rdk>Ph }
7?gFy- /////////////////////////////////////////////////////////////////////////////
2jsw"aHW void main(DWORD dwArgc,LPTSTR *lpszArgv)
9z;HsU v {
)? M9|u SERVICE_TABLE_ENTRY ste[2];
U'UQ|%5f ste[0].lpServiceName=ServiceName;
Ch()P.n? ste[0].lpServiceProc=ServiceMain;
]9=h%5Ji> ste[1].lpServiceName=NULL;
X0;4_,= ste[1].lpServiceProc=NULL;
H
xV#WoYKj StartServiceCtrlDispatcher(ste);
`dMqe\o%! return;
+bK.NcS }
^ 5VK> /////////////////////////////////////////////////////////////////////////////
GhY1k"; 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
kL7#W9 下:
,
$Qo = /***********************************************************************
{ wF&+kH3 Module:function.c
V~ ~=Qp+. Date:2001/4/28
Ogt]_ Author:ey4s
!{n<K:x1 Http://www.ey4s.org 6J~12TU, ***********************************************************************/
X1[CX&Am #include
j#~Jxv%n ////////////////////////////////////////////////////////////////////////////
gw`B "c| BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
Ee1LO#^_6 {
^[Ua46/" m TOKEN_PRIVILEGES tp;
0c.s
- LUID luid;
}),w1/#5u8 b96%") if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
B()/.w?A {
fW`&'! printf("\nLookupPrivilegeValue error:%d", GetLastError() );
kY,U8a3! return FALSE;
1C Pjil*eb }
b5m=7;u*h tp.PrivilegeCount = 1;
MC0TaP tp.Privileges[0].Luid = luid;
#zrTY9m7 if (bEnablePrivilege)
e}@)z3Q<l tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
`6y{.$ z else
-S,ln tp.Privileges[0].Attributes = 0;
]%uZ\Q;9p // Enable the privilege or disable all privileges.
:0K8h AdjustTokenPrivileges(
E|YdcS hToken,
bsxTqJ FALSE,
sG~<M"znV &tp,
'sp-%YlM - sizeof(TOKEN_PRIVILEGES),
q'oMAM f} (PTOKEN_PRIVILEGES) NULL,
zL5d0_E9 (PDWORD) NULL);
8,O33qwH // Call GetLastError to determine whether the function succeeded.
%xlqF< if (GetLastError() != ERROR_SUCCESS)
v{i7h|e {
=.|J!x printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
OI}
&m^IOo return FALSE;
r[.>P$U
}
obK*rdg, return TRUE;
9p 4"r^ }
Obw?_@X ////////////////////////////////////////////////////////////////////////////
Z3;!l BOOL KillPS(DWORD id)
)CI1; {
~9F ,% HANDLE hProcess=NULL,hProcessToken=NULL;
4E8JT#& BOOL IsKilled=FALSE,bRet=FALSE;
Xd:7"/:r __try
VN4yn| f/ {
!@u>A_ o!Ev;'D if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
e&ANp0|W {
RUCPV[{b printf("\nOpen Current Process Token failed:%d",GetLastError());
(F7_S* __leave;
iFSJL,QZ3 }
5_0(D;Q //printf("\nOpen Current Process Token ok!");
@
P@c.*}s if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
%puLr'Y {
#tt?!\8C __leave;
\JG8KE=j }
D3Jr3
%> printf("\nSetPrivilege ok!");
53HU. =k3!RW' if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
%2'A
pp {
S1n3(U:m printf("\nOpen Process %d failed:%d",id,GetLastError());
|o'Q62`%} __leave;
KPSh#x&I }
oHM
] //printf("\nOpen Process %d ok!",id);
*O:r7_ Y0 if(!TerminateProcess(hProcess,1))
&"_u}I&\ {
ERUt'1F?] printf("\nTerminateProcess failed:%d",GetLastError());
kE.x+2 __leave;
I O%6 O }
0.r4f'vk IsKilled=TRUE;
#8{F9w<Rf }
!>x|7
__finally
lX:|iB {
-Z4{;I[Q@ if(hProcessToken!=NULL) CloseHandle(hProcessToken);
+u@aJ_^ if(hProcess!=NULL) CloseHandle(hProcess);
X.ONa_ }
.*=]gZ$IE return(IsKilled);
NT%W;)6m9 }
:J}t&t //////////////////////////////////////////////////////////////////////////////////////////////
z
sQo$p OK!服务端的程序已经好了。接下来还需要一个客户端。如果通过在客户端运行的时候,把killsrv.exe COPY到远程系统上,那么就需要提供两个exe文件给用户,这样显得不是很专业,呵呵。不如我们就把killsrv.exe的二进制码作为buff保存在客户端吧,这样在运行的时候,我们直接把buff中的内容写过去,这样提供给用户一个exe文件就可以了。Pskill.c的源代码如下:
c~A4gtB= /*********************************************************************************************
-71dN0hWh ModulesKill.c
-B#yy]8 Create:2001/4/28
{qKxz9.y Modify:2001/6/23
eRbGZYrJ Author:ey4s
^n#1<K[E Http://www.ey4s.org ]!:oYAm PsKill ==>Local and Remote process killer for windows 2k
s/"&9F3 **************************************************************************/
Zn:R
PMk* #include "ps.h"
BE&B}LfvfO #define EXE "killsrv.exe"
Xqp|VbDca #define ServiceName "PSKILL"
JXiZB
8} {P8[X@Lu #pragma comment(lib,"mpr.lib")
e{({|V ' //////////////////////////////////////////////////////////////////////////
@/J[t //定义全局变量
{vaaFs SERVICE_STATUS ssStatus;
,~ ?'Ef80 SC_HANDLE hSCManager=NULL,hSCService=NULL;
O<9~Kgd8h BOOL bKilled=FALSE;
r%wA&FQ8U char szTarget[52]=;
^IZ)#1U //////////////////////////////////////////////////////////////////////////
6
y"-I!& BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
LL!.c BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
B bhfG64 BOOL WaitServiceStop();//等待服务停止函数
f#%JSV"7 BOOL RemoveService();//删除服务函数
,!G{5FF8: /////////////////////////////////////////////////////////////////////////
mtic> int main(DWORD dwArgc,LPTSTR *lpszArgv)
IWVlrGyM {
t<uYM BOOL bRet=FALSE,bFile=FALSE;
fBBa4"OK= char tmp[52]=,RemoteFilePath[128]=,
8$xPex~2 szUser[52]=,szPass[52]=;
l>lW]W HANDLE hFile=NULL;
]!1OH
|Ad DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
#gQF' *VSel4;\t //杀本地进程
3zuF{Q2P< if(dwArgc==2)
hovGQHg {
g*\/N,"z if(KillPS(atoi(lpszArgv[1])))
lJykyyCY+ printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
,O=a*%0rt else
z;]CmR@Ki printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
N)R[6u} lpszArgv[1],GetLastError());
I9$c F)zk return 0;
k1z$e*u&r }
y#ON|c
/ //用户输入错误
si1*Wt<3Bc else if(dwArgc!=5)
_\5~>g_ {
71FeDpe printf("\nPSKILL ==>Local and Remote Process Killer"
\a"Ct' "\nPower by ey4s"
1,2EhfX|s "\nhttp://www.ey4s.org 2001/6/23"
[{[N( g&d "\n\nUsage:%s <==Killed Local Process"
k0?ZYeHC "\n %s <==Killed Remote Process\n",
Ue5O9;y]u lpszArgv[0],lpszArgv[0]);
-y) ,Y
| return 1;
kg5ev8 }
\`'KlF2 //杀远程机器进程
NQTnhiM7$ strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
u'Q?T7 strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
*E>.)B i strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
;sdN-mb !}TMiCK //将在目标机器上创建的exe文件的路径
=1/NFlt8 sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
g]mtFrP __try
s}M= oe {
cl[!`Z //与目标建立IPC连接
\v@({nB8 if(!ConnIPC(szTarget,szUser,szPass))
Z{-Lc68 {
Df07y<>7Q printf("\nConnect to %s failed:%d",szTarget,GetLastError());
W@L3+4 return 1;
KHiFJ_3 }
\jW)Xy printf("\nConnect to %s success!",szTarget);
`T*U]/zQ //在目标机器上创建exe文件
9G?ldp8
V+MK'<#B hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
t
*6loS0+ E,
"vF
MSY NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
3EFD%9n if(hFile==INVALID_HANDLE_VALUE)
m/&i9A {
4\X||5.c printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
v vu<:16 __leave;
2f, B$-# }
-xmf'c9P //写文件内容
eOO+>%Z
while(dwSize>dwIndex)
MlO-+}`_+ {
4|J[Jdj ;~ 4k7Uz if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
jjOgG-Q {
jdRq6U^ printf("\nWrite file %s
aA*9, failed:%d",RemoteFilePath,GetLastError());
dFW=9ru+MQ __leave;
|qcD; }
%(m]) dwIndex+=dwWrite;
I d8wS!W`7 }
(ClhbfzD //关闭文件句柄
V}8$p8#<@ CloseHandle(hFile);
#m. AN bFile=TRUE;
JV"NZvjN7d //安装服务
IFNWS,: if(InstallService(dwArgc,lpszArgv))
%Tcf6cK" {
^%bBW6eZ //等待服务结束
>mu)/kl if(WaitServiceStop())
I?Y d
{
54p tP //printf("\nService was stoped!");
%5 </d5. }
R|,7d:k else
x2wg^$F*oO {
X33v:9= //printf("\nService can't be stoped.Try to delete it.");
N{akg90 }
HQVh+ ( Sleep(500);
7Ur?ep //删除服务
iv%w!3# RemoveService();
,\ldz(D?+ }
CDg AGy }
60B-ay0e$b __finally
nnCug {
Bt~s*{3$8 //删除留下的文件
``4wX-y if(bFile) DeleteFile(RemoteFilePath);
+H'\3^C- //如果文件句柄没有关闭,关闭之~
M=!i>(yG if(hFile!=NULL) CloseHandle(hFile);
q=c/B(II! //Close Service handle
4I~i)EKy6 if(hSCService!=NULL) CloseServiceHandle(hSCService);
M]_E //Close the Service Control Manager handle
D5]{2z}k if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
T-L5zu //断开ipc连接
d+2daKi wsprintf(tmp,"\\%s\ipc$",szTarget);
m@qqVRn#) WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
f@z*3I; if(bKilled)
-zfoRU v printf("\nProcess %s on %s have been
D&{
*AH%Q killed!\n",lpszArgv[4],lpszArgv[1]);
D5A=,\uk else
0Qd%iP)6 printf("\nProcess %s on %s can't be
ym%slg killed!\n",lpszArgv[4],lpszArgv[1]);
Df=q-iq<{/ }
TQ9'76INb return 0;
1p\Ak }
qc8Ta" //////////////////////////////////////////////////////////////////////////
7[o {9Yp& BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
"n?<2
wso {
6 DP[g8 NETRESOURCE nr;
>9(i)e char RN[50]="\\";
2_pz3<,\ %`\]Y']R strcat(RN,RemoteName);
9U<Hf32 strcat(RN,"\ipc$");
%xg"Q| ?ApRJm:T nr.dwType=RESOURCETYPE_ANY;
mvTb~) nr.lpLocalName=NULL;
F,}s$v nr.lpRemoteName=RN;
[%8@DC' nr.lpProvider=NULL;
'V!kL,
9ES zXre~b03ZS if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
=HE
m) return TRUE;
%?tq;~|]Q else
{yq8<? return FALSE;
TbNGgjT }
[&VxaJ("3 /////////////////////////////////////////////////////////////////////////
lizTRVBE BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
!WKk=ysFS {
(K
#A BOOL bRet=FALSE;
f!g<3X{= __try
])$S\fFm {
tV`&-H //Open Service Control Manager on Local or Remote machine
Pz473d hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
LM1b I4 if(hSCManager==NULL)
'j79GC0 {
%W;u}` printf("\nOpen Service Control Manage failed:%d",GetLastError());
c^S&F9/U* __leave;
|9s wZ[ }
&'O?es|Lb //printf("\nOpen Service Control Manage ok!");
nFXAF!,jj //Create Service
epVH.u% hSCService=CreateService(hSCManager,// handle to SCM database
YNM\pX' ServiceName,// name of service to start
8~5|KO >F ServiceName,// display name
S}gD,7@ SERVICE_ALL_ACCESS,// type of access to service
XZO<dhZX: SERVICE_WIN32_OWN_PROCESS,// type of service
OV|Z=EwJ SERVICE_AUTO_START,// when to start service
yX9B97XyC SERVICE_ERROR_IGNORE,// severity of service
*Mi6 failure
V\zsDP EXE,// name of binary file
;BTJ%F. NULL,// name of load ordering group
"6V_/u5M;= NULL,// tag identifier
hEOJb
@:R NULL,// array of dependency names
$FCw$ +w NULL,// account name
^Kw(&v NULL);// account password
/=M.-MU2 //create service failed
v MWC(m if(hSCService==NULL)
M[,^KJ! {
6Bdyf(t //如果服务已经存在,那么则打开
b\L)m ( if(GetLastError()==ERROR_SERVICE_EXISTS)
%HEmi; {
`@$YlFOW //printf("\nService %s Already exists",ServiceName);
Ihef$, //open service
LXxl ?D hSCService = OpenService(hSCManager, ServiceName,
lIl9ypikg SERVICE_ALL_ACCESS);
7.|S>+Q if(hSCService==NULL)
c~oe,9 {
I"V3+2e printf("\nOpen Service failed:%d",GetLastError());
GTFl}t __leave;
UCF[oO>v }
rqC1 //printf("\nOpen Service %s ok!",ServiceName);
lt%-m@#/ }
wea\8[U3" else
+~:0Dxv W {
N7B}O*; printf("\nCreateService failed:%d",GetLastError());
AzX(~Qc __leave;
Ph\F'xROe }
DZAH"sb }
\[E-: //create service ok
v<fWc971 else
JWSq"N {
h>Rpb#] //printf("\nCreate Service %s ok!",ServiceName);
)fR1n}# }
UJs?9]x> j)@oRWL< // 起动服务
hGKdGu`0 if ( StartService(hSCService,dwArgc,lpszArgv))
.Bijc G {
mg/]4)SF //printf("\nStarting %s.", ServiceName);
qq>44 k\|) Sleep(20);//时间最好不要超过100ms
B#4S/d{/ while( QueryServiceStatus(hSCService, &ssStatus ) )
`R ]&F$i(E {
B)d@RAk if ( ssStatus.dwCurrentState == SERVICE_START_PENDING)
9;:7e*x]lc {
A>y#}^l] printf(".");
Oi#k:vq4 Sleep(20);
:\T_'Shq }
/K&