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。
j C@^/rMh OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
C&SYmYj^c <1>与远程系统建立IPC连接
[J]; <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
vxm`[s |QC <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
|p+VitM7 <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
9X(bByEO <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
8e-{S~@W <6>服务启动后,killsrv.exe运行,杀掉进程
qd.b&i <7>清场
PM|K*,3J 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
aR\=p:%jGI /***********************************************************************
QO,y/@Ph Module:Killsrv.c
[sad}@R7 Date:2001/4/27
IS!+J.2 Author:ey4s
q@\D5F%
> Http://www.ey4s.org jv7zvp ***********************************************************************/
x O)nS _I #include
7}#vANm #include
78Gvc~j #include "function.c"
"pH+YqJ$ #define ServiceName "PSKILL"
eMF%!qUr a2i
SERVICE_STATUS_HANDLE ssh;
j4l7Tx
SERVICE_STATUS ss;
%_u3Np /////////////////////////////////////////////////////////////////////////
IFE C_F> void ServiceStopped(void)
OO$<Wgh {
s810714 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
*=
D$ ss.dwCurrentState=SERVICE_STOPPED;
E8nqExQ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
kz&)a>aA ss.dwWin32ExitCode=NO_ERROR;
mI.*b(Irp ss.dwCheckPoint=0;
@-m&X2J+c ss.dwWaitHint=0;
I?PKc'b SetServiceStatus(ssh,&ss);
GM%|mFqeu return;
z#\Z|OKU }
S38D
cWIw /////////////////////////////////////////////////////////////////////////
G ;z2}Ei void ServicePaused(void)
%mq]M {
vSX
6~m ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
D"o>\Q ss.dwCurrentState=SERVICE_PAUSED;
6>"0H/y, ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
n% *u;iG ss.dwWin32ExitCode=NO_ERROR;
h!Ka\By8# ss.dwCheckPoint=0;
ve.4""\a ss.dwWaitHint=0;
qmK!d<4 SetServiceStatus(ssh,&ss);
l5R H~F return;
%'>. R }
?T^$,1- void ServiceRunning(void)
1"'//0
7 {
7e40 }n ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
)rXP2Z ss.dwCurrentState=SERVICE_RUNNING;
kxdLJ_ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
hcBfau; r ss.dwWin32ExitCode=NO_ERROR;
0VbZBLe ss.dwCheckPoint=0;
qvt~wJf< ss.dwWaitHint=0;
#mj+|/0 SetServiceStatus(ssh,&ss);
:4WwCpgz, return;
Y3-P* }
x,>=X`T /////////////////////////////////////////////////////////////////////////
="u(o(j" void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
uwIZzz
{
Sd)D-S switch(Opcode)
jeW0;Cz
J~ {
fer'2(G?W case SERVICE_CONTROL_STOP://停止Service
]y(#]Tw\ ServiceStopped();
X{ Nif G break;
"NJ!A case SERVICE_CONTROL_INTERROGATE:
8@r+)2 SetServiceStatus(ssh,&ss);
?>,aq>2O$ break;
U,]z)1#X| }
+Q'/c0o return;
,og@}gOMB
}
|S4yol //////////////////////////////////////////////////////////////////////////////
3v {GP> //杀进程成功设置服务状态为SERVICE_STOPPED
n,0}K+} //失败设置服务状态为SERVICE_PAUSED
5!5P\o //
:hevBBP void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
k}BNFv8 {
lP@9%L ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
c#l
(~g$D+ if(!ssh)
Lb];P"2e+ {
IUZsLNW ServicePaused();
eag$i.^aS return;
!WY@)qlf }
!q/?t XM! ServiceRunning();
KN%Xp/lkX Sleep(100);
Q0r_+0[7j //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
<}UqtDF 0 //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
NZD
X93 if(KillPS(atoi(lpszArgv[5])))
b'ew
Od= ServiceStopped();
xF ,J[Aj else
C ]#R7G ServicePaused();
];< [Cln% return;
*mBEF" }
51rM6
BT /////////////////////////////////////////////////////////////////////////////
NfN#q:w1 void main(DWORD dwArgc,LPTSTR *lpszArgv)
$GYy[-.` {
]];7ozS)X SERVICE_TABLE_ENTRY ste[2];
31_5k./ ste[0].lpServiceName=ServiceName;
r%o!P` ste[0].lpServiceProc=ServiceMain;
#-kyZ ste[1].lpServiceName=NULL;
?G3OAx?< ste[1].lpServiceProc=NULL;
;hKn$' ' StartServiceCtrlDispatcher(ste);
MBa/-fD return;
PvA%c<z }
i%z}8GIt' /////////////////////////////////////////////////////////////////////////////
AQFx>:in 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
KcSvf;sx 下:
(K2 p3M^ /***********************************************************************
\"f}Fx Module:function.c
Bd7A-T)q! Date:2001/4/28
;z[yNW8 Author:ey4s
mMa7Eyaf Http://www.ey4s.org CjO/q)vV ***********************************************************************/
#4|?;C)u\ #include
=|jOio=s: ////////////////////////////////////////////////////////////////////////////
v=/V<3 BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
|g7E*1Ie {
}b+=, Sc" TOKEN_PRIVILEGES tp;
k1%Ek#5 LUID luid;
(57x5qP
X `HHbQXB if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
fygy#&}~ {
eR3!P8t printf("\nLookupPrivilegeValue error:%d", GetLastError() );
0">#h return FALSE;
TM"i9a? ; }
MLp5Y\8* tp.PrivilegeCount = 1;
CE?R/uNo{ tp.Privileges[0].Luid = luid;
[,fMh $t if (bEnablePrivilege)
"r|O / tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
Et7AAV*8g else
r_o2d 8 tp.Privileges[0].Attributes = 0;
aoCyYnZD // Enable the privilege or disable all privileges.
"7gHn0e> AdjustTokenPrivileges(
i1sc oxX3\ hToken,
O,DA{> *m FALSE,
6bU/IVP &tp,
qC]D9
A sizeof(TOKEN_PRIVILEGES),
m6JIq}CMb (PTOKEN_PRIVILEGES) NULL,
7-(tTBH (PDWORD) NULL);
|"ck;.) // Call GetLastError to determine whether the function succeeded.
TeG'cKz if (GetLastError() != ERROR_SUCCESS)
B]kz3FF {
m(&ZNZK printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
]5}
=r return FALSE;
ZM5[
o
m }
8^HMK$ return TRUE;
P+]39p{ }
#%x4^A9 q ////////////////////////////////////////////////////////////////////////////
b@,w/Uw[* BOOL KillPS(DWORD id)
!ZB|GLpo6 {
v1;`.PWD HANDLE hProcess=NULL,hProcessToken=NULL;
mjH8q&szf BOOL IsKilled=FALSE,bRet=FALSE;
tFb49zbk __try
";xG[ne$Be {
s=28. e+2!)w)[ if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
J]Y." hi {
6KV&E8Gn printf("\nOpen Current Process Token failed:%d",GetLastError());
AR)&W/S)7, __leave;
<FGM/e4 }
S"fnT*:.% //printf("\nOpen Current Process Token ok!");
gmrjCLj if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
KUB"@wUr {
@P)GDB7A __leave;
#opFUX- }
>yT:eG printf("\nSetPrivilege ok!");
=WN6Fj` [5:F if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
CjIkRa@!x {
Prr<:q printf("\nOpen Process %d failed:%d",id,GetLastError());
a-O9[?G/x __leave;
Q%@l`V)Rs }
8 v&5)0u //printf("\nOpen Process %d ok!",id);
x!Wl& if(!TerminateProcess(hProcess,1))
5vY1 XZt{ {
U^Hymgb% printf("\nTerminateProcess failed:%d",GetLastError());
\alRBH qE __leave;
"IB)=Hc }
/X8b=:h IsKilled=TRUE;
}!B<MGBd }
U4Qc$&j> __finally
sHAzg^n}r {
\z<'6,b if(hProcessToken!=NULL) CloseHandle(hProcessToken);
qxE~Moht if(hProcess!=NULL) CloseHandle(hProcess);
@8Co5`CVl }
G&:YgwG return(IsKilled);
t7n*kiN<q }
`
R^[s56wp //////////////////////////////////////////////////////////////////////////////////////////////
3A'd7FJ0G 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:
EjvxfqPv /*********************************************************************************************
*}yW8i}36 ModulesKill.c
2W|j
K Create:2001/4/28
I:='LH, Modify:2001/6/23
m3.d!~U\ Author:ey4s
2,dGRf Http://www.ey4s.org [7L1y) I( PsKill ==>Local and Remote process killer for windows 2k
R1?g6. Mq **************************************************************************/
ynDa4HB #include "ps.h"
'0w'||#1 #define EXE "killsrv.exe"
NjL,0Bp #define ServiceName "PSKILL"
eK`n5Z&Y\ v%B^\S3) #pragma comment(lib,"mpr.lib")
e8P
|eK //////////////////////////////////////////////////////////////////////////
nuXaZRH //定义全局变量
[f^~Z'TIN/ SERVICE_STATUS ssStatus;
b)
.@ xS SC_HANDLE hSCManager=NULL,hSCService=NULL;
&W }ooGg BOOL bKilled=FALSE;
AnI ENJ char szTarget[52]=;
G+}|gG8 //////////////////////////////////////////////////////////////////////////
XnV|{X%]U BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
Hn:%(Rg=aW BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
]xV7)/b5G BOOL WaitServiceStop();//等待服务停止函数
:*@=px BOOL RemoveService();//删除服务函数
} fSbH /////////////////////////////////////////////////////////////////////////
hX~IZ((Hi8 int main(DWORD dwArgc,LPTSTR *lpszArgv)
#y2="$V {
UB?a-jGZK BOOL bRet=FALSE,bFile=FALSE;
!MQo=k char tmp[52]=,RemoteFilePath[128]=,
R1A!ob szUser[52]=,szPass[52]=;
U
= T[-(:H HANDLE hFile=NULL;
sL[,J[AN; DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
t5[{ihv~: hm?-QVRPV //杀本地进程
9KD2C>d< if(dwArgc==2)
Ks9"U^bPs {
M="%NxuS if(KillPS(atoi(lpszArgv[1])))
c5^i5de printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
T4._S:~ else
BL,YJM(y printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
)%WS(S>8 lpszArgv[1],GetLastError());
Fb[<YX" return 0;
tNfku }
kXv
-B-wOj //用户输入错误
4z?6[Cg< else if(dwArgc!=5)
%p@A8'b {
5ahAp]; printf("\nPSKILL ==>Local and Remote Process Killer"
RIb<
7 "\nPower by ey4s"
l$MX\ "\nhttp://www.ey4s.org 2001/6/23"
&vd9\Pp "\n\nUsage:%s <==Killed Local Process"
Ewu 7tq Z "\n %s <==Killed Remote Process\n",
d\xh>o lpszArgv[0],lpszArgv[0]);
-KbT[] return 1;
Cv~ t~ }
Ca]vK'( //杀远程机器进程
JFl@{6c strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
X]Sr]M^EK strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
L@0DT&5 strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
"5ah{,
e-\J!E'1F //将在目标机器上创建的exe文件的路径
p}O@%*p. sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
sR'rY[^/| __try
I6h{S}2 {
]-["sw //与目标建立IPC连接
v"=^?5B if(!ConnIPC(szTarget,szUser,szPass))
lbTz {
z2S53^C* printf("\nConnect to %s failed:%d",szTarget,GetLastError());
3fn6W)v? return 1;
's!EAqCN }
]D%D:>9|/ printf("\nConnect to %s success!",szTarget);
<-X)<k //在目标机器上创建exe文件
u!X[xe; ]%F3 xzOk hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
|OuZaCJG E,
GP[;+xMBh NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
Kl\A&O*{ if(hFile==INVALID_HANDLE_VALUE)
l% K9Ke {
i#&]{]}Qv printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
vQYd!DSh __leave;
Xy=|qu }
l'?/$?'e_Z //写文件内容
_8DY9GaE while(dwSize>dwIndex)
>"N \ZC^ {
4|7L26,]5 N{
;{<C9Z if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
Y |n_Ro^~ {
1,9RfY V printf("\nWrite file %s
Y Q3%vH5#y failed:%d",RemoteFilePath,GetLastError());
nD!C9G#oS __leave;
86.!sQ8b }
D("['`{ dwIndex+=dwWrite;
FHqa|4Ie }
'+Ts IJh //关闭文件句柄
C&K%Q3V CloseHandle(hFile);
k7f[aM 5] bFile=TRUE;
,k+jx53XV //安装服务
_N0x&9S$ if(InstallService(dwArgc,lpszArgv))
H\8.T:> {
4- N># //等待服务结束
I)O%D3wfMW if(WaitServiceStop())
)"=BbMfhu {
r]"
> //printf("\nService was stoped!");
hFyN|Dqhds }
}DY^a'wJ- else
boJQ3Xc {
qS+'#Sn //printf("\nService can't be stoped.Try to delete it.");
SQW A{f }
~iydp Sleep(500);
N@Bqe{r6j //删除服务
YtxBkKiJ2V RemoveService();
Z;SRW92@ }
UFC.!t-Z }
: :e=6i __finally
V]`V3cy1+3 {
!V7VM_}@Y //删除留下的文件
yEzp+Ky if(bFile) DeleteFile(RemoteFilePath);
mJ !}!~: //如果文件句柄没有关闭,关闭之~
.@ /5Ln if(hFile!=NULL) CloseHandle(hFile);
?(;ygjyx //Close Service handle
6D/5vM1 if(hSCService!=NULL) CloseServiceHandle(hSCService);
.ikFqZ$$ //Close the Service Control Manager handle
pi3Z)YcT if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
jQ1~B1( //断开ipc连接
~ m,z| wsprintf(tmp,"\\%s\ipc$",szTarget);
z| i$eF;x3 WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
pJK puoiX if(bKilled)
_f{'&YhUU printf("\nProcess %s on %s have been
GDZe6* killed!\n",lpszArgv[4],lpszArgv[1]);
]J?5qR:xCy else
4,wdIdSm4 printf("\nProcess %s on %s can't be
(gs"2 killed!\n",lpszArgv[4],lpszArgv[1]);
gP^'4>Jr }
>x(^g~i return 0;
mzfj!0zR* }
Q3_ia5 `O //////////////////////////////////////////////////////////////////////////
{- 7T\mj BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
([`-*Hy {
W5EB+b49KM NETRESOURCE nr;
,`S"nq char RN[50]="\\";
w'?uJW HaJD2wvr strcat(RN,RemoteName);
!> strcat(RN,"\ipc$");
i!ejK6Q r]kLe2r:B nr.dwType=RESOURCETYPE_ANY;
1!0BE8s"@ nr.lpLocalName=NULL;
>c;qIP)Z nr.lpRemoteName=RN;
J$]d%p_I nr.lpProvider=NULL;
71w 4}LGE> if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
M I/9?B return TRUE;
X 4;+` else
]ZHC*r2i return FALSE;
x]Nq|XK }
Gk'J'9* /////////////////////////////////////////////////////////////////////////
]C}z3hhk BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
:X,1KR {
g>T'R Vb BOOL bRet=FALSE;
[[LCEw __try
xH; 4lw {
){L`hQ*=w //Open Service Control Manager on Local or Remote machine
v|CRiwx hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
J:M^oA'N:> if(hSCManager==NULL)
P_lk40X {
f:=q=i printf("\nOpen Service Control Manage failed:%d",GetLastError());
}V6}>!Sb __leave;
9iUkvnphh }
qwiM.b5 //printf("\nOpen Service Control Manage ok!");
*:_xy{m\ //Create Service
& i)p^AmM hSCService=CreateService(hSCManager,// handle to SCM database
Cp_"PvTmT ServiceName,// name of service to start
V:2|l!l* ServiceName,// display name
q#c\ SERVICE_ALL_ACCESS,// type of access to service
+f;z{)%B SERVICE_WIN32_OWN_PROCESS,// type of service
*-ZJF6 SERVICE_AUTO_START,// when to start service
pc:~_6S SERVICE_ERROR_IGNORE,// severity of service
0waQw7
E failure
[1G4he% EXE,// name of binary file
DLJu%5F NULL,// name of load ordering group
rP^2MH" NULL,// tag identifier
zG+oZ NULL,// array of dependency names
kYmkKl_ NULL,// account name
Ag#p ) NULL);// account password
W5HC7o\4 //create service failed
<G}>Gk8x if(hSCService==NULL)
{UvZ {
!E4YUEY6 //如果服务已经存在,那么则打开
7:9WiN5b if(GetLastError()==ERROR_SERVICE_EXISTS)
"qMd%RP {
Y GvtG U- //printf("\nService %s Already exists",ServiceName);
G0xk @SE //open service
FgKDk!ci hSCService = OpenService(hSCManager, ServiceName,
p/4GOU5g SERVICE_ALL_ACCESS);
u2@:[:Ao if(hSCService==NULL)
+p>tO\mo {
@0-<|,^] printf("\nOpen Service failed:%d",GetLastError());
AW%^Xt __leave;
]M-j_("& }
Jd7+~isu~ //printf("\nOpen Service %s ok!",ServiceName);
,M5zhp$ }
#92MI#|n9 else
<vhlT#p
{
m7cp0+Peo printf("\nCreateService failed:%d",GetLastError());
[Xg?sdQCI __leave;
g()YP }
SHIK=&\~- }
e#<%`\qH //create service ok
ikw_t? else
O{%yO=`r {
4$@5PS#, //printf("\nCreate Service %s ok!",ServiceName);
mj{TqF }
Vj2]-]Cm (wo.OH // 起动服务
|9@?8\ if ( StartService(hSCService,dwArgc,lpszArgv))
>#)^4-e {
!QSL8v@c //printf("\nStarting %s.", ServiceName);
Jx.Jx~ Sleep(20);//时间最好不要超过100ms
wS hsu_(i while( QueryServiceStatus(hSCService, &ssStatus ) )
7??+8T#n* {
,_F1g<^@u if ( ssStatus.dwCurrentState == SERVICE_START_PENDING)
XSpX6fq {
d+\o>x|Y!Y printf(".");
ApG_Gd. Sleep(20);
PI)lJ\ }
.Q>.|mu else
r@%-S!$ break;
MOJKz!% }
SdeKRZ{o if ( ssStatus.dwCurrentState != SERVICE_RUNNING )
hDSt6O4za printf("\n%s failed to run:%d",ServiceName,GetLastError());
OtBVfA:[ }
R]/3`X9!d> else if(GetLastError()==ERROR_SERVICE_ALREADY_RUNNING)
qa.nm4"6+ {
+%UfnbZ //printf("\nService %s already running.",ServiceName);
/hQTV!\u }
0h_ 9 else
ToTehVw {
9B{,q6 printf("\nStart Service %s failed:%d",ServiceName,GetLastError());
wJNiw)C __leave;
O>IY<]x>L }
`gDpb.=Y bRet=TRUE;
J4;w9[a$ }//enf of try
SRRqIQz __finally
!NuiVC] {
.-awl1 W return bRet;
Rr{mD#+
}
N>/!e787OU return bRet;
F;kY5+a7~e }
NhU~'k /////////////////////////////////////////////////////////////////////////
h.l^f>,/ BOOL WaitServiceStop(void)
[U5[;BNRD {
|k\4\aLj BOOL bRet=FALSE;
}~DlOvsq //printf("\nWait Service stoped");
8iGS=M while(1)
^<}9#q/rt {
;}@.E@s%' Sleep(100);
a`
s2 z if(!QueryServiceStatus(hSCService, &ssStatus))
FAX|.!US*p {
sf<S#;aYqn printf("\nQueryServiceStatus failed:%d",GetLastError());
M ~zA break;
!ow:P8K? }
07P/A^Mkx if(ssStatus.dwCurrentState==SERVICE_STOPPED)
%M]%[4eC {
C&