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。
{QMN=O&n OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
)t5;d <1>与远程系统建立IPC连接
;>5, <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
,|A{!j` <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
t]4!{~, <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
J, r Xx: <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
(VEp~BW@-R <6>服务启动后,killsrv.exe运行,杀掉进程
rJX\6{V!_ <7>清场
!F-sA: xq 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
_;#9!"& /***********************************************************************
2av*o~|J*: Module:Killsrv.c
2g0K76=Co: Date:2001/4/27
I-TlrW=t Author:ey4s
sSNCosb Http://www.ey4s.org ) ,yH= 6 ***********************************************************************/
IOX:yxj #include
2HSb.&7-G #include
3Qa?\C&4 #include "function.c"
8+&gp$a$ #define ServiceName "PSKILL"
2!BsEvB( gXF.on4B SERVICE_STATUS_HANDLE ssh;
/ xs9.w8- SERVICE_STATUS ss;
7pz\ScSe /////////////////////////////////////////////////////////////////////////
G#|Hu;C6" void ServiceStopped(void)
K0LbZMn,/ {
.5]{M\aA ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
4'` C1 a ss.dwCurrentState=SERVICE_STOPPED;
X'jr|s^s ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
{-J:4*` ss.dwWin32ExitCode=NO_ERROR;
3h LqAj ss.dwCheckPoint=0;
72u db^ ss.dwWaitHint=0;
v:?o3
S SetServiceStatus(ssh,&ss);
9Eu #lV return;
]r!QmWw~V }
6A.P6DW /////////////////////////////////////////////////////////////////////////
q P'[&h5Y void ServicePaused(void)
Rh[Ib m56 {
vn ``0!FX ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
z$66\/V'] ss.dwCurrentState=SERVICE_PAUSED;
=D}4X1l ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
~x\Cmu9` ss.dwWin32ExitCode=NO_ERROR;
M.S
s:ttj ss.dwCheckPoint=0;
svqvG7 ss.dwWaitHint=0;
Vli3>K& SetServiceStatus(ssh,&ss);
k},> ^qE return;
lYP~3wp99 }
I.-v?1>, void ServiceRunning(void)
UTvs
|[ {
!D7"=G}HD ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
$M39 #a ss.dwCurrentState=SERVICE_RUNNING;
#%4=)M>^ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
Hk~k@Wft ss.dwWin32ExitCode=NO_ERROR;
aTG[=)xL ss.dwCheckPoint=0;
_=?2 3 ss.dwWaitHint=0;
z|Ap\[GS SetServiceStatus(ssh,&ss);
]{Z8 return;
%2}C'MqS }
EDtCNqBS~2 /////////////////////////////////////////////////////////////////////////
#3.\j"b void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
z(rK^RT {
rpSr^slr switch(Opcode)
l^
Rm0t_ {
JCNk\@0i* case SERVICE_CONTROL_STOP://停止Service
e$32 ServiceStopped();
Qww^P/vm break;
i+1Qf case SERVICE_CONTROL_INTERROGATE:
.>wFztK SetServiceStatus(ssh,&ss);
b[yE~EQxr break;
`\ R{5TU }
KxX[S.C return;
!VFem~'d }
^EuW(
" //////////////////////////////////////////////////////////////////////////////
d+Ds9(gV //杀进程成功设置服务状态为SERVICE_STOPPED
qF'~F`6 //失败设置服务状态为SERVICE_PAUSED
4~*Y];!Q //
cLAesj void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
A=y"x$%-_ {
vlu$!4I ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
]x@~-I ) if(!ssh)
VVFV8T4 {
jWSb5#Pw ServicePaused();
-~\f2'Q return;
7OE[RX8!f }
g Jk[Ja ServiceRunning();
VXwPdMy*L Sleep(100);
ogJ<e_m //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
t$5jx //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
ZtR&wk if(KillPS(atoi(lpszArgv[5])))
Za0gs @$ ServiceStopped();
St2Q7K5s{ else
0E1=W6UZ ServicePaused();
a*s\Em7f return;
4\HsU9x }
Z(`r -}f I /////////////////////////////////////////////////////////////////////////////
rnH}#u+ void main(DWORD dwArgc,LPTSTR *lpszArgv)
rH.gF43O: {
p1~*;;F
SERVICE_TABLE_ENTRY ste[2];
6g~+( ({lQ ste[0].lpServiceName=ServiceName;
r@yD8 D \ ste[0].lpServiceProc=ServiceMain;
ami09JHy ste[1].lpServiceName=NULL;
Dkw*Je#6PX ste[1].lpServiceProc=NULL;
RG&6FRoq StartServiceCtrlDispatcher(ste);
1}nm2h1 I return;
Oy%Im8.-A# }
pC^2Rzf /////////////////////////////////////////////////////////////////////////////
ssA7Dx: 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
l])Q.m 下:
n/ AW?' /***********************************************************************
vK:QX$b Module:function.c
T
.hb#oO Date:2001/4/28
tt{`\1q Author:ey4s
,Bf(r Http://www.ey4s.org Ka.Nr@Rq*~ ***********************************************************************/
ZV(
w #include
l&Q!mU} ////////////////////////////////////////////////////////////////////////////
9n 6fXOC BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
3q?5OL^$ {
q]XHa ," TOKEN_PRIVILEGES tp;
fhr-Y'
LUID luid;
A9;0y jae -dG,*0 > if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
;'^, ,{ {
)2V@ p~k? printf("\nLookupPrivilegeValue error:%d", GetLastError() );
iadkH]w return FALSE;
yl/a:Q }
'hF@><sqk tp.PrivilegeCount = 1;
c
D7FfJ tp.Privileges[0].Luid = luid;
fv2=B)8$ if (bEnablePrivilege)
a:b^!H># tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
M(2`2-/xh else
mW +tV1XjG tp.Privileges[0].Attributes = 0;
;(S|cm'>} // Enable the privilege or disable all privileges.
r.<JDdj AdjustTokenPrivileges(
Uouq>N hToken,
UJn/s;$.e FALSE,
8gI\zgS &tp,
n`.#59-Hx sizeof(TOKEN_PRIVILEGES),
s i?HkJv5 (PTOKEN_PRIVILEGES) NULL,
SX_4=^ (PDWORD) NULL);
H(&Z:{L // Call GetLastError to determine whether the function succeeded.
Q6x% if (GetLastError() != ERROR_SUCCESS)
[O1|75 {
{(Fe7,.S3 printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
t!~S9c return FALSE;
+ Kk@Q }
lkwh'@s. return TRUE;
k!owl+a
}
;{Jb6'K1h ////////////////////////////////////////////////////////////////////////////
c{4R*|^ BOOL KillPS(DWORD id)
U0IE1_R {
,ux+Qz5( HANDLE hProcess=NULL,hProcessToken=NULL;
]7vf#1i< BOOL IsKilled=FALSE,bRet=FALSE;
7=3O^=Q^Q __try
O,irpQ {
?(D}5`Nfu 'Sa!5h if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
1.0J2nZpt {
{i;6vRr printf("\nOpen Current Process Token failed:%d",GetLastError());
7"K^H]6u30 __leave;
aS/`A }
mp:m`sh*i //printf("\nOpen Current Process Token ok!");
L;yEz[#xaT if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
/[?Jylj {
&O*ENpF __leave;
]! )xr }
w+=Q6]FxJ printf("\nSetPrivilege ok!");
[b;Uz|o p:tN642 if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
km4g}~N</ {
9I kUZW printf("\nOpen Process %d failed:%d",id,GetLastError());
9|3o< __leave;
Z
Xb}R^O- }
Y|RdzCM //printf("\nOpen Process %d ok!",id);
hVf^ if(!TerminateProcess(hProcess,1))
ERC<Dd0 {
lwJip IO printf("\nTerminateProcess failed:%d",GetLastError());
vi|Zit __leave;
|_nC6; }
ZAeQ~ j~ IsKilled=TRUE;
(}"S)#C }
PpFsp( )x __finally
!
Rvn'|! {
e1uMR-Q if(hProcessToken!=NULL) CloseHandle(hProcessToken);
Pb4q`! if(hProcess!=NULL) CloseHandle(hProcess);
&I)\*Ue2t }
5Eal1Qu return(IsKilled);
}p*?1N }
O9e.=l //////////////////////////////////////////////////////////////////////////////////////////////
Abf1"#YImy 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:
>[Rz
<yv /*********************************************************************************************
VDa|U9N ModulesKill.c
gn.Ol/6D Create:2001/4/28
(I~\,[ Modify:2001/6/23
)eq}MaW+j Author:ey4s
H&K3"Ulw Http://www.ey4s.org !tBeuemN% PsKill ==>Local and Remote process killer for windows 2k
r<|nwFJ **************************************************************************/
NjP ]My #include "ps.h"
\JU{xQMB #define EXE "killsrv.exe"
bKUyBk,\# #define ServiceName "PSKILL"
J7n5Ps\M v.b5iv 5 #pragma comment(lib,"mpr.lib")
0!_*S ) //////////////////////////////////////////////////////////////////////////
d$[8w/5Of //定义全局变量
BSDk9Oc SERVICE_STATUS ssStatus;
7E\gxQ(vU SC_HANDLE hSCManager=NULL,hSCService=NULL;
WW6yFriuW BOOL bKilled=FALSE;
~S;! T char szTarget[52]=;
_:%U_U //////////////////////////////////////////////////////////////////////////
!0Nf9 BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
Mj'lASI BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
HamEIL-l. BOOL WaitServiceStop();//等待服务停止函数
_[JkJwPTx BOOL RemoveService();//删除服务函数
;
8E; /////////////////////////////////////////////////////////////////////////
G_+Ph^ int main(DWORD dwArgc,LPTSTR *lpszArgv)
:'Xr/| s {
S.hC$0vrj BOOL bRet=FALSE,bFile=FALSE;
<m1sSghg char tmp[52]=,RemoteFilePath[128]=,
e?=elN szUser[52]=,szPass[52]=;
n;qz^HXEJ HANDLE hFile=NULL;
L=m:/qQL DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
a2X h>{ zAI|Jv@ //杀本地进程
5[<F_"x if(dwArgc==2)
OpqNEo\ {
N8 M'0i? if(KillPS(atoi(lpszArgv[1])))
4 l1 i>_R printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
@G(xaU'u else
JCcQd01z printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
9FNwpL'C lpszArgv[1],GetLastError());
@>:i-5 return 0;
df
?eL2v }
5m`[MBt2g //用户输入错误
^W}MM8
' else if(dwArgc!=5)
J[r^T&o {
<A{y($ printf("\nPSKILL ==>Local and Remote Process Killer"
pns+y "\nPower by ey4s"
B@-"1m~la? "\nhttp://www.ey4s.org 2001/6/23"
T`Ro)ORC# "\n\nUsage:%s <==Killed Local Process"
ob]dZ "\n %s <==Killed Remote Process\n",
?[|hGR2L lpszArgv[0],lpszArgv[0]);
`#U ]iwW! return 1;
4,zvFH*AH }
}!=U^A) //杀远程机器进程
97 S? ;T strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
^]7,1dH}M strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
pg!`SxFD strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
1I
\tu yLB~P7K //将在目标机器上创建的exe文件的路径
`oVB!eapl sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
Rn;VP:H M __try
]?#
#))RUS {
gDv$DB8- //与目标建立IPC连接
- `4Ty*K if(!ConnIPC(szTarget,szUser,szPass))
ENyAF%6 {
8 ?" Ze( printf("\nConnect to %s failed:%d",szTarget,GetLastError());
h"8QeX:(( return 1;
Efvq?cG& }
~?-qZ<9/ printf("\nConnect to %s success!",szTarget);
ctK65h{Eo //在目标机器上创建exe文件
)2]a8JVf obYn&\6 hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
KK$ a;/ E,
[
t$AavU. NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
4(8<w cL if(hFile==INVALID_HANDLE_VALUE)
FW5}oD(H {
yp?w3|`4; printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
hv{87`L'K( __leave;
pX^=be_ }
f)U6p //写文件内容
5}7ISNP;f while(dwSize>dwIndex)
p;e$kg1 {
Ph
Ttx(! 6J"(xT if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
{=6)SBjf {
x,f>X;04 printf("\nWrite file %s
Mlwdha0 failed:%d",RemoteFilePath,GetLastError());
-)6;0 __leave;
"8?TSm8 }
q-H&5K dwIndex+=dwWrite;
?DRR+n _ }
X?R
|x[ //关闭文件句柄
:t%)5:@A CloseHandle(hFile);
.v\PilF bFile=TRUE;
S?2YJl8B //安装服务
I8Kb{[?q if(InstallService(dwArgc,lpszArgv))
[n!x&f8Xh {
m\ ?\6Wk //等待服务结束
E9L!)D]Y if(WaitServiceStop())
DU`v J2 {
'QnW9EHLF //printf("\nService was stoped!");
*73AAA5LKa }
BtID;^Dz else
M2L0c? {
ZHcONYAr //printf("\nService can't be stoped.Try to delete it.");
Y.X4*B }
_{mJ.1)V; Sleep(500);
!")WZq^` //删除服务
'xk1o,; RemoveService();
]xYa yN!n }
X+%u(>> }
T(gg>_'jh __finally
@'Q%Jc( {
e lay
=%) //删除留下的文件
9ClF<5?M if(bFile) DeleteFile(RemoteFilePath);
4M7^
[G //如果文件句柄没有关闭,关闭之~
3@'lIV
?,q if(hFile!=NULL) CloseHandle(hFile);
^1Yo-T(R //Close Service handle
uD[^K1Ag]^ if(hSCService!=NULL) CloseServiceHandle(hSCService);
qJURPK //Close the Service Control Manager handle
v?}pi if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
}|,EU!nDi //断开ipc连接
.X^43
q wsprintf(tmp,"\\%s\ipc$",szTarget);
9j2\y=<& WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
`T`c@A if(bKilled)
/xJY7yF printf("\nProcess %s on %s have been
Uqr{,-]5v killed!\n",lpszArgv[4],lpszArgv[1]);
Q<C@KBiVE else
| 4 `.#4 printf("\nProcess %s on %s can't be
g/!Otgfu killed!\n",lpszArgv[4],lpszArgv[1]);
ff[C' }
c<>y!^g return 0;
~n8F7 }
VD9J}bgJ //////////////////////////////////////////////////////////////////////////
cT I,1U BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
/XN*)m {
n-W?Z'H{r NETRESOURCE nr;
[{?;c+[ char RN[50]="\\";
*n,UOHlO m qpd strcat(RN,RemoteName);
69rwX"^ strcat(RN,"\ipc$");
F46O!xb% v23TL nr.dwType=RESOURCETYPE_ANY;
7pd$?=__I nr.lpLocalName=NULL;
sb 8dc nr.lpRemoteName=RN;
-h=c=P nr.lpProvider=NULL;
?f9$OLEB &`m~o/ if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
%Dl_} return TRUE;
ea>[BB3# else
wD}EW return FALSE;
_m" ^lo }
4sI3(z)9H /////////////////////////////////////////////////////////////////////////
z}D#WWSxf BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
@|Z*f\ {
L+u OBW_ BOOL bRet=FALSE;
-GK 'V __try
5vYsA1Z {
S7Qen6lm //Open Service Control Manager on Local or Remote machine
6OMb`A@/2 hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
]yw_n^@ if(hSCManager==NULL)
#.~.UHt {
/O+e#z2f< printf("\nOpen Service Control Manage failed:%d",GetLastError());
[q
w __leave;
b5[f 5 }
jzT;,4poy //printf("\nOpen Service Control Manage ok!");
K7+^Yv\YQx //Create Service
"i}Z(_7yr hSCService=CreateService(hSCManager,// handle to SCM database
t
]71 ServiceName,// name of service to start
[9w, WJL ServiceName,// display name
<
rv1IJ SERVICE_ALL_ACCESS,// type of access to service
j\nE8WH SERVICE_WIN32_OWN_PROCESS,// type of service
Pb*q;9 SERVICE_AUTO_START,// when to start service
V2lp7" SERVICE_ERROR_IGNORE,// severity of service
UP5%C; failure
^GrNfB[Qu EXE,// name of binary file
m)(SG NULL,// name of load ordering group
LciL/? NULL,// tag identifier
3LT+9ad2d NULL,// array of dependency names
t
CkoYrvT NULL,// account name
anpJAB:1 NULL);// account password
7=L:m7T //create service failed
-`,~9y;tx if(hSCService==NULL)
C:WtCAm( {
>aX:gN //如果服务已经存在,那么则打开
3KDu!w@ if(GetLastError()==ERROR_SERVICE_EXISTS)
>t2]Ssi( {
{6-;P#Q0_ //printf("\nService %s Already exists",ServiceName);
|+>%o.M&i //open service
m9v"v:Pw hSCService = OpenService(hSCManager, ServiceName,
dCW0^k SERVICE_ALL_ACCESS);
|zK!+fu if(hSCService==NULL)
b,=,px {
zojuH8 printf("\nOpen Service failed:%d",GetLastError());
z<FV1niE __leave;
Z3LQl( }
5?<|3 //printf("\nOpen Service %s ok!",ServiceName);
h4J{j h. }
FZM
]o else
"cIGNTLFA {
mjWp8i
printf("\nCreateService failed:%d",GetLastError());
g%@]z8L __leave;
fQ2!sV }
GZxglU,3T }
2nG{>,#C:O //create service ok
Sn_z else
wjN`EF5$}& {
u>JqFw1 //printf("\nCreate Service %s ok!",ServiceName);
p,3go[9X:R }
Z5"!0B^ j ~)WfJ // 起动服务
#L|JkBia if ( StartService(hSCService,dwArgc,lpszArgv))
-='8_B/75 {
g}\U, ( //printf("\nStarting %s.", ServiceName);
?6_"nT*} Sleep(20);//时间最好不要超过100ms
Ah(\%35& while( QueryServiceStatus(hSCService, &ssStatus ) )
Ak<IHp^Q {
dj8F6\ if ( ssStatus.dwCurrentState == SERVICE_START_PENDING)
48R]\B<R{ {
C5.\;;7^& printf(".");
Q1P,=T@ Sleep(20);
$8<j5%/ $M }
GapX$Jb,p else
zav* break;
TmRrub }
HV#?6,U} if ( ssStatus.dwCurrentState != SERVICE_RUNNING )
O>)n*OsS printf("\n%s failed to run:%d",ServiceName,GetLastError());
G2U5[\ }
!UUmy% 9 else if(GetLastError()==ERROR_SERVICE_ALREADY_RUNNING)
awj} K {
:)^#
xE( //printf("\nService %s already running.",ServiceName);
&>+I7Ts] }
6qz!M else
+An![1N, {
jQH5$ printf("\nStart Service %s failed:%d",ServiceName,GetLastError());
=B3!jir __leave;
FFD*e-i }
GU;TK'Yy? bRet=TRUE;
uFA|rX }//enf of try
*il]$i __finally
0ECO/EuCg {
n $D}0wSM/ return bRet;
XL"v21X }
Bd N{[2 return bRet;
sWojQ-8} }
Wo1V$[`Dy /////////////////////////////////////////////////////////////////////////
F3H:I"4 BOOL WaitServiceStop(void)
_oMs
`"4K {
5JXzfc9rL BOOL bRet=FALSE;
7(nz<z p //printf("\nWait Service stoped");
<