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。
ULNAH`{D OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
D _bkUR1 <1>与远程系统建立IPC连接
+{C9uY)$vf <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
;&W; <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
fr'huvc <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
Hr<C2p^a <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
^L8Wn6s' <6>服务启动后,killsrv.exe运行,杀掉进程
<h@z=ijN <7>清场
l\=-+'Y 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
NHFEr /***********************************************************************
Bd[L6J) Module:Killsrv.c
a:-)+sgHw Date:2001/4/27
aZawBU.: Author:ey4s
Z4HA94 Http://www.ey4s.org FfYd+]+? ***********************************************************************/
E &];>3C #include
s=nVoc{Yt #include
"'F;lzq #include "function.c"
0Y6q$h>4 #define ServiceName "PSKILL"
gP%|:" znQ'm^ h SERVICE_STATUS_HANDLE ssh;
`j}_BW_ SERVICE_STATUS ss;
_Vo)<--+I /////////////////////////////////////////////////////////////////////////
'Wf?elB+ void ServiceStopped(void)
1A?\BJ" {
5U)ab3: ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
4j=<p@ ss.dwCurrentState=SERVICE_STOPPED;
V{T{0b"\U ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
h"PS-]:CD ss.dwWin32ExitCode=NO_ERROR;
S7UZGGjTk ss.dwCheckPoint=0;
ib(>vp$V ss.dwWaitHint=0;
SvX=isu!. SetServiceStatus(ssh,&ss);
C?[a3rNH( return;
B|Fl,55 }
uO
?Od /////////////////////////////////////////////////////////////////////////
]<8B-D?Z void ServicePaused(void)
8NaL{j1` {
zmB31' _ ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
FI1THzW4J ss.dwCurrentState=SERVICE_PAUSED;
GJIWG&C03 ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
%_b^!FR ss.dwWin32ExitCode=NO_ERROR;
{*?sVAvj ss.dwCheckPoint=0;
@q> ktE_ ss.dwWaitHint=0;
V\@jC\-5Vt SetServiceStatus(ssh,&ss);
N;Z`%& return;
*?^Z)C> }
2/yXY_L void ServiceRunning(void)
e$Xq {
C5PmLiOHY> ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
4-7kS85 ss.dwCurrentState=SERVICE_RUNNING;
|RR%bQ^{ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
`%t$s,TiP ss.dwWin32ExitCode=NO_ERROR;
^s^JzFw ss.dwCheckPoint=0;
@,x_i8 ss.dwWaitHint=0;
6%gB
E SetServiceStatus(ssh,&ss);
}A4nJ>`tq return;
i\=z' }
x7P([^i /////////////////////////////////////////////////////////////////////////
Sc1+(z void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
>
$w^%I {
ET,Q3X\Oe switch(Opcode)
y:[BP4H ?y {
<#+oQ>5s case SERVICE_CONTROL_STOP://停止Service
zU
f>db ServiceStopped();
uFwU-LCe break;
)\T@W case SERVICE_CONTROL_INTERROGATE:
$^W-Wmsz SetServiceStatus(ssh,&ss);
F . K2 break;
"t[M'[ `C }
On{~St'V return;
gohAp }
]ZzoJ7lr //////////////////////////////////////////////////////////////////////////////
uQGz;F x //杀进程成功设置服务状态为SERVICE_STOPPED
AVXX\n\_ //失败设置服务状态为SERVICE_PAUSED
`y\*m]: //
ds*m6#1b void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
O^.%C`* {
Xh.+pJl,* ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
{fog<1c if(!ssh)
U/T4i# {
xT9Yes& ServicePaused();
''#p47$8<d return;
?mH@`c,fM }
],;D2]<s ServiceRunning();
p+, 1Fi Sleep(100);
cQ8dc+ { //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
UI!6aVL. //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
_ Ry_K3K if(KillPS(atoi(lpszArgv[5])))
%&^Q(f ServiceStopped();
R<f#r0 3@| else
1&"-*) ServicePaused();
%ZujCZn return;
_9D|u<D }
#|qm!aGs /////////////////////////////////////////////////////////////////////////////
z^4KU\/JK void main(DWORD dwArgc,LPTSTR *lpszArgv)
FE/$(7rM {
# v.L$7O SERVICE_TABLE_ENTRY ste[2];
jja{*PZ6H ste[0].lpServiceName=ServiceName;
JNh=fvO2i ste[0].lpServiceProc=ServiceMain;
^C!mCTL1N ste[1].lpServiceName=NULL;
K*_-5e ste[1].lpServiceProc=NULL;
]e^R@w StartServiceCtrlDispatcher(ste);
ZhH+D`9 return;
mfXD1]<. }
`.{U-U\ /////////////////////////////////////////////////////////////////////////////
pG/
NuImA function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
yh S#&)O 下:
H76E+AY /***********************************************************************
}<vvxi Module:function.c
Vy]A,Rn7 Date:2001/4/28
2
9q?$V( Author:ey4s
+0VG[c\8 Http://www.ey4s.org A#<vG1 ***********************************************************************/
S8\+XJ #include
aK]7vp+ ////////////////////////////////////////////////////////////////////////////
E@:Q 'g% BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
_ 1sP.0 t {
[}z?1Gj;W( TOKEN_PRIVILEGES tp;
IuNkfBe4m LUID luid;
]Z_$'?f nz^nptw if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
XJe/tR {
E]NY
(1 printf("\nLookupPrivilegeValue error:%d", GetLastError() );
GGH;Z WSe return FALSE;
"X`RQ6~]> }
BsKbn@'uC tp.PrivilegeCount = 1;
vCj4;P g tp.Privileges[0].Luid = luid;
sp|q((z{ if (bEnablePrivilege)
l1&5uwuF tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
4<u;a46Z#M else
DlDB=N0@S tp.Privileges[0].Attributes = 0;
:3v9h^|+ // Enable the privilege or disable all privileges.
<nBo}0O} AdjustTokenPrivileges(
PNf&@ hToken,
JfMJF[Mb
FALSE,
QV0M/k<' &tp,
tyB)HF sizeof(TOKEN_PRIVILEGES),
8$ic~eJ (PTOKEN_PRIVILEGES) NULL,
1YFeVMc (PDWORD) NULL);
(wife#)~ // Call GetLastError to determine whether the function succeeded.
:AZp} if (GetLastError() != ERROR_SUCCESS)
ei@3,{~5 {
A^-iHm printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
W+8^P(
K return FALSE;
F#su5<d }
~P/]:= return TRUE;
R;r|cep }
*|oPxQCtK ////////////////////////////////////////////////////////////////////////////
F=srkw:*. BOOL KillPS(DWORD id)
Vc| NL^ {
?9p$XG HANDLE hProcess=NULL,hProcessToken=NULL;
=c&62;O BOOL IsKilled=FALSE,bRet=FALSE;
^uhxURF __try
Vb2\/e:k {
ZW>o5x__b )!A 2> if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
NEMEY7De2 {
Rs2-94$!5 printf("\nOpen Current Process Token failed:%d",GetLastError());
M+0x;53nz __leave;
wazP,9W? }
Wm(:P //printf("\nOpen Current Process Token ok!");
6+iK!&+= if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
Xtkw Z3 {
8)pB_en3sO __leave;
Tv\HAK<N }
~
7}] printf("\nSetPrivilege ok!");
/_q#ah M|k&TTV if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
.3@Ng {
hfg
O printf("\nOpen Process %d failed:%d",id,GetLastError());
(etUEb^}T __leave;
45)D+ }
};rm3;~ eg //printf("\nOpen Process %d ok!",id);
9\AS@SH{^T if(!TerminateProcess(hProcess,1))
wlr Ign% {
VG)="g[%) printf("\nTerminateProcess failed:%d",GetLastError());
uJY.5w __leave;
\n_3Bwd~ }
#&V5H{ IsKilled=TRUE;
80}4/8 }
kbhX?; <` __finally
d@ZoV {
/ERNS/w if(hProcessToken!=NULL) CloseHandle(hProcessToken);
!R74J=#( if(hProcess!=NULL) CloseHandle(hProcess);
?I[h~vr6. }
")ED)&e return(IsKilled);
9`BEi(z }
&\k?xN //////////////////////////////////////////////////////////////////////////////////////////////
zw]3Vg{T 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:
q!&B6] /*********************************************************************************************
.b,~f ModulesKill.c
<(YF5Xm6$h Create:2001/4/28
FZ p<|t Modify:2001/6/23
yp p 4L|R Author:ey4s
MqdB\OW& Http://www.ey4s.org 0wFh%/: PsKill ==>Local and Remote process killer for windows 2k
&DLhb90 **************************************************************************/
~M*gsW$ #include "ps.h"
y"-{$ N
#define EXE "killsrv.exe"
4)^vMG& #define ServiceName "PSKILL"
RL*]g* TT7PQf > #pragma comment(lib,"mpr.lib")
P?J kP //////////////////////////////////////////////////////////////////////////
{2:d`fqD //定义全局变量
(;UP%H> SERVICE_STATUS ssStatus;
/lJjQ]c;> SC_HANDLE hSCManager=NULL,hSCService=NULL;
59i] BOOL bKilled=FALSE;
zh%qS~8Yv char szTarget[52]=;
2ce'fMV //////////////////////////////////////////////////////////////////////////
G#0,CLGN^ BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
#ZlM?Q BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
;&
~929 BOOL WaitServiceStop();//等待服务停止函数
X2^_~<I{, BOOL RemoveService();//删除服务函数
6e#wR/ /////////////////////////////////////////////////////////////////////////
o,FUfO}F int main(DWORD dwArgc,LPTSTR *lpszArgv)
TKOP;[1h {
1Nj=B_T BOOL bRet=FALSE,bFile=FALSE;
RdI};K char tmp[52]=,RemoteFilePath[128]=,
lsY `c"NW> szUser[52]=,szPass[52]=;
JNBT^=x HANDLE hFile=NULL;
R hio7C DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
h$Tr sO [4>r6Hqxr //杀本地进程
Ea]T>4 if(dwArgc==2)
=/9<(Tt%m {
@.ZL7$|d if(KillPS(atoi(lpszArgv[1])))
76u{!\Jo/{ printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
X$V|+lTk else
-~O/NX printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
V#J"c8n lpszArgv[1],GetLastError());
J`<f return 0;
+"uwV1)b" }
!M(:U,?B //用户输入错误
g$w6kz_[ else if(dwArgc!=5)
A(+:S"|@ {
Hf%_}Du /` printf("\nPSKILL ==>Local and Remote Process Killer"
e+@xsn3 "\nPower by ey4s"
QNArZ6UQ "\nhttp://www.ey4s.org 2001/6/23"
,|pp67 "\n\nUsage:%s <==Killed Local Process"
t$ZkdF "\n %s <==Killed Remote Process\n",
M&yqfb[ lpszArgv[0],lpszArgv[0]);
J=*K"8Qr return 1;
]"sRS`0+
}
v[&'k\ //杀远程机器进程
Wc|z7P~',% strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
^|?1_r strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
m*oc)x7' strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
rzu
s tpYa?ZCM
//将在目标机器上创建的exe文件的路径
eYEc^nC,c) sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
Hk u=pr3Gn __try
ZEGd4_ux {
/{X_
.fv<v //与目标建立IPC连接
85z;Zt0{ if(!ConnIPC(szTarget,szUser,szPass))
cZi[(K {
Rd%0\ B printf("\nConnect to %s failed:%d",szTarget,GetLastError());
KlUqoJ;" return 1;
9j#@p }
A[H;WKn0 printf("\nConnect to %s success!",szTarget);
rk,p!}FqL //在目标机器上创建exe文件
H]Wp%"L
$Nu)E hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
^i`*Wm@! E,
h|p[OecG NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
J]fS({(\I if(hFile==INVALID_HANDLE_VALUE)
|zpx)8Q {
:;4SQN{2
O printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
GMm'of# __leave;
A5XR3$5P }
:woa&(wN;1 //写文件内容
<Wy>^<` while(dwSize>dwIndex)
*]x_,:R6Ow {
K@r*;T O<GF> if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
hhmGv9P {
2-v\3voN printf("\nWrite file %s
@^?XaU failed:%d",RemoteFilePath,GetLastError());
YwAnqAg __leave;
|Q!4GeQL[ }
p)/
p!d[T/ dwIndex+=dwWrite;
N E=
w6 }
0x5xLg;Q //关闭文件句柄
&&PgOFD CloseHandle(hFile);
};sMU6e bFile=TRUE;
@!\K>G >9[ //安装服务
-0 0}if7 if(InstallService(dwArgc,lpszArgv))
GZ8:e3ri {
I7mG/ //等待服务结束
<zfKC if(WaitServiceStop())
gj+3y9 {
L'9N9CR{i //printf("\nService was stoped!");
xK;e\^v }
"^%Z'ou else
~>%DKJe {
Zq*eX\#C //printf("\nService can't be stoped.Try to delete it.");
/ L~u02? }
H06Bj(Y! Sleep(500);
iP "EA8 //删除服务
=nVmthGw RemoveService();
VJ{pN ~_1 }
SI*^f\lu }
\!H{Ks{#R. __finally
B*@6xS[IL {
Dg2uE8k //删除留下的文件
V8"Wpl9Cz if(bFile) DeleteFile(RemoteFilePath);
0YS?=oi //如果文件句柄没有关闭,关闭之~
O3%[dR if(hFile!=NULL) CloseHandle(hFile);
s#^pC*,' //Close Service handle
&U&%ka<* if(hSCService!=NULL) CloseServiceHandle(hSCService);
iZ;TYcT //Close the Service Control Manager handle
@J vZ[T/ if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
>V!LitdJ //断开ipc连接
sR*Nq5F#9 wsprintf(tmp,"\\%s\ipc$",szTarget);
D;js.ZF WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
Ze
?
g if(bKilled)
0ar=cuDm printf("\nProcess %s on %s have been
eb!_ie"D killed!\n",lpszArgv[4],lpszArgv[1]);
^l !L)iw else
!k<:k
"7 printf("\nProcess %s on %s can't be
]rW8y%yD killed!\n",lpszArgv[4],lpszArgv[1]);
AS;.sjgk }
G|9B)`S return 0;
+R[4\ hC0Y }
J_xG}d //////////////////////////////////////////////////////////////////////////
#@Y/{[s|@ BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
2k1aX~? {
QnKC#
NETRESOURCE nr;
K/Y Agg char RN[50]="\\";
zWIeHIt C6@t strcat(RN,RemoteName);
'IQsve7cI strcat(RN,"\ipc$");
QzthTX< .>]N+:O nr.dwType=RESOURCETYPE_ANY;
OVs wt nr.lpLocalName=NULL;
dZ2`{@AYY nr.lpRemoteName=RN;
9P"iuU nr.lpProvider=NULL;
2)\vj5<~$ t(?<#KUB- if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
7+XM3 return TRUE;
% vS8?nG else
8tQ|-l* return FALSE;
vJCf~' }
t ;-L{`mW /////////////////////////////////////////////////////////////////////////
H_B~P%E@] BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
=!<G!^ {
mG(N:n%*K BOOL bRet=FALSE;
nGa1a __try
T1NH eH> {
E
$6ejGw- //Open Service Control Manager on Local or Remote machine
1d v=xe. hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
')o0O9/; if(hSCManager==NULL)
xP@/9SM {
r
nBOj#N printf("\nOpen Service Control Manage failed:%d",GetLastError());
}uQ${]&D __leave;
Do;#NLrWb }
yJD>ny //printf("\nOpen Service Control Manage ok!");
y1,5$0@G //Create Service
U e*$&VlT hSCService=CreateService(hSCManager,// handle to SCM database
{ZqQ!!b ServiceName,// name of service to start
K$-;;pUl ServiceName,// display name
;KcFy@ 6q5 SERVICE_ALL_ACCESS,// type of access to service
?`P2'i<b SERVICE_WIN32_OWN_PROCESS,// type of service
K{L.ZH>7 SERVICE_AUTO_START,// when to start service
Z?1OdoT- SERVICE_ERROR_IGNORE,// severity of service
"#S>I8d failure
e@jfIF0=} EXE,// name of binary file
_D-Riu>#J NULL,// name of load ordering group
m6U8)!)T NULL,// tag identifier
s~$zWx@v NULL,// array of dependency names
E`xU m9F NULL,// account name
r_2btpL^ NULL);// account password
XxOn3i //create service failed
xo~g78jm7, if(hSCService==NULL)
] !Zty[ {
f\}22}/ //如果服务已经存在,那么则打开
pFIecca w if(GetLastError()==ERROR_SERVICE_EXISTS)
1xTTJyoq {
YIOR$ //printf("\nService %s Already exists",ServiceName);
gX*K&*q //open service
!F7: i hSCService = OpenService(hSCManager, ServiceName,
)N)ljA3] SERVICE_ALL_ACCESS);
rYGRz#:~+ if(hSCService==NULL)
hKksVi {
Q]\j>> printf("\nOpen Service failed:%d",GetLastError());
IJPgFZ7 __leave;
se,Z#H }
9}
*$n&B //printf("\nOpen Service %s ok!",ServiceName);
~3=2=Uf }
AMTslo else
h5-d;RKE {
\cZfg%PN printf("\nCreateService failed:%d",GetLastError());
p\S8oHWe __leave;
`C'}e }
afm_ Rrg[ }
'h}7YP, w //create service ok
93D
\R else
E5{n?e {
t _\MAK //printf("\nCreate Service %s ok!",ServiceName);
{A3m+_8 }
M 9"-WIG@h V2Y$yV8g1 // 起动服务
m2b`/JW if ( StartService(hSCService,dwArgc,lpszArgv))
cht {
u(hC^T1 //printf("\nStarting %s.", ServiceName);
]u=Ca#!' Sleep(20);//时间最好不要超过100ms
Mi74Xl i while( QueryServiceStatus(hSCService, &ssStatus ) )
QymD-A"P {
O71BM@2< if ( ssStatus.dwCurrentState == SERVICE_START_PENDING)
s.y}U5Ty?P {
g1qi\axm printf(".");
8]C1K
Zs Sleep(20);
7) 0q--B }
2U%qCfh6| else
b1=pO]3u break;
S=O$JP79 }
Wz{%"o if ( ssStatus.dwCurrentState != SERVICE_RUNNING )
!K\itOEP- printf("\n%s failed to run:%d",ServiceName,GetLastError());
8c).8RL f }
H[BYE
else if(GetLastError()==ERROR_SERVICE_ALREADY_RUNNING)
C*G/_`?9 {
*Sb2w*c> //printf("\nService %s already running.",ServiceName);
qGa<@ b }
KjYDFrR4 else
,?y7,nb {
HRHrSf7 printf("\nStart Service %s failed:%d",ServiceName,GetLastError());
R3G@G __leave;
iQ{z6Qa }
C BlXC7_Mi bRet=TRUE;
XnY"oDg^> }//enf of try
]) n0MF)p __finally
g7Z9F[d {
DMMLzS0A return bRet;
_8S4Q! }
d*%Mv[X:<