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。
=T9QmEBm OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
uZi]$/ic <1>与远程系统建立IPC连接
iQ:]1H s <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
7v#sr< <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
BsRxD9r <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
'r3I/qg*m <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
zxXm9zrLo <6>服务启动后,killsrv.exe运行,杀掉进程
"`16-g97 <7>清场
\
VJ3 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
)~rN{W<s`H /***********************************************************************
GBN^ *I Module:Killsrv.c
~fEgrF d Date:2001/4/27
2}t2k> Author:ey4s
TN(1oJ: Http://www.ey4s.org 7)z^*;x ***********************************************************************/
m\[r6t]V #include
|6$6Za]: #include
mI@]{K}Q% #include "function.c"
L=
hPu#&/ #define ServiceName "PSKILL"
@MTm8E6au K`D>G< SERVICE_STATUS_HANDLE ssh;
v 6Tz7 SERVICE_STATUS ss;
B_nim[72 /////////////////////////////////////////////////////////////////////////
| M4_@P void ServiceStopped(void)
9>%ti&_-jt {
JuS#p5E # ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
u1(`^^Ml ss.dwCurrentState=SERVICE_STOPPED;
)y_MI
r ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
zJOL\J' ss.dwWin32ExitCode=NO_ERROR;
f8!*4Bw ss.dwCheckPoint=0;
le`fRq8f& ss.dwWaitHint=0;
t*~V]wZ SetServiceStatus(ssh,&ss);
89@gYA"Su return;
YqrieDFay! }
Az{Z=:(0 /////////////////////////////////////////////////////////////////////////
l>Z"y\l= void ServicePaused(void)
G)G5eXXX {
UOi8>;k` ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
"}Vow^vb ss.dwCurrentState=SERVICE_PAUSED;
+.:- : ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
&V:iy ss.dwWin32ExitCode=NO_ERROR;
#zyEN+ ss.dwCheckPoint=0;
)u`q41! ss.dwWaitHint=0;
FTsvPLIv" SetServiceStatus(ssh,&ss);
:[?hU}9 return;
a)/!ifJ; }
QJjqtOf> void ServiceRunning(void)
h%9#~gJ}) {
ZG"_M@S. ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
5L'X3g
ss.dwCurrentState=SERVICE_RUNNING;
t32
FNg ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
9s7sn*aB#5 ss.dwWin32ExitCode=NO_ERROR;
M<4~ewWJ ss.dwCheckPoint=0;
7X*$Fu< ss.dwWaitHint=0;
-J[*fv@ SetServiceStatus(ssh,&ss);
sFuB[
JJ} return;
4[v
%]g` }
IZoS2^:yw /////////////////////////////////////////////////////////////////////////
N^jQ\|A< void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
9{]U6A*K0w {
vlY83mU. switch(Opcode)
bk44qL;8 {
JmjqA Dex case SERVICE_CONTROL_STOP://停止Service
Ko|nF-r_ ServiceStopped();
K!;Z#$iw[ break;
UOC>H%r~M? case SERVICE_CONTROL_INTERROGATE:
6w|s1!Bl SetServiceStatus(ssh,&ss);
>|'u:`A break;
#`?B: }
7VduewKX8 return;
yY_Zq\ }
p"\Z@c //////////////////////////////////////////////////////////////////////////////
JvX]^t/} //杀进程成功设置服务状态为SERVICE_STOPPED
.zZee,kM //失败设置服务状态为SERVICE_PAUSED
9`4M o+ //
b"DaLwKkz void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
L3/m}AH, {
F !g>fIg ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
o'O;69D]tX if(!ssh)
LVP2jTz {
38#BINhBt ServicePaused();
|WwC@3) return;
gqJSz}' }
H0r@dn ServiceRunning();
Y@B0.5U2 Sleep(100);
?5-Y'(r //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
K%iWUl; //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
B|XrjI? if(KillPS(atoi(lpszArgv[5])))
wyJ+~ ServiceStopped();
jrk48z else
~
"Xcd8: ServicePaused();
Zawnx=
return;
cuzU*QW"g }
rO4R6A /////////////////////////////////////////////////////////////////////////////
[ @ >} void main(DWORD dwArgc,LPTSTR *lpszArgv)
`Y]t*`
e| {
$FXlH;_7 SERVICE_TABLE_ENTRY ste[2];
.Nt;J,U ste[0].lpServiceName=ServiceName;
HueGARS ste[0].lpServiceProc=ServiceMain;
;+C2P@M ste[1].lpServiceName=NULL;
|I \&r[J ste[1].lpServiceProc=NULL;
j.or:nF StartServiceCtrlDispatcher(ste);
4~<78r5m return;
c@f?0|66M }
%n?_G| /////////////////////////////////////////////////////////////////////////////
;GQCq@)- function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
0+S ;0 下:
lgrD~Y (x /***********************************************************************
~i_YrTp Module:function.c
@%iZT4`Ejf Date:2001/4/28
^IW5c>;| Author:ey4s
r)<c
~\0 7 Http://www.ey4s.org gOb"-;Zw ***********************************************************************/
M]|tXo$? #include
t^Z-0jH ////////////////////////////////////////////////////////////////////////////
kA/4W^]Ws BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
pNUe|b+P {
b:B+x6M TOKEN_PRIVILEGES tp;
4,EX2 LUID luid;
^Mvgm3hg Ln+;HorZ] if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
cvOCBg38BH {
(E(J}r~E printf("\nLookupPrivilegeValue error:%d", GetLastError() );
,L_u
X return FALSE;
!%X~`&9 }
nIZ;N!r=i tp.PrivilegeCount = 1;
-A]-o tp.Privileges[0].Luid = luid;
hufpk y[&8 if (bEnablePrivilege)
ICdfak tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
pTeN[Yu? else
2P,%}Ms tp.Privileges[0].Attributes = 0;
2`d KnaF| // Enable the privilege or disable all privileges.
C*X=nezq AdjustTokenPrivileges(
Q&5s,)w- hToken,
!#y_vz9 FALSE,
+-X
68` &tp,
,{6Vf|? sizeof(TOKEN_PRIVILEGES),
)x5t']w`K (PTOKEN_PRIVILEGES) NULL,
4yK{(!&i+ (PDWORD) NULL);
'8w}m8{y // Call GetLastError to determine whether the function succeeded.
{<cL@W if (GetLastError() != ERROR_SUCCESS)
B)/L[ )S {
@bRKJPU9) printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
e@h(Zwp return FALSE;
h-.xx4D }
^t}1$H return TRUE;
9QP- ~V{$ }
:_8Nf1B+T ////////////////////////////////////////////////////////////////////////////
!P8Y(i BOOL KillPS(DWORD id)
"%I<yUP]U {
]A&pXAM HANDLE hProcess=NULL,hProcessToken=NULL;
t7-6A BOOL IsKilled=FALSE,bRet=FALSE;
lxsn(- j __try
x$hT+z6DUC {
'vwu^u? 9 1.gE*D if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
N
T>[
2< {
3p1U,B} printf("\nOpen Current Process Token failed:%d",GetLastError());
gp+aUK~o __leave;
KPjC<9sby }
u']}Z%A9` //printf("\nOpen Current Process Token ok!");
k3+LP7|* if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
0gRm LX {
3ncN)E/@ __leave;
;e)`Cv }
3*zywcTH printf("\nSetPrivilege ok!");
Lm8uN? D wfw|h if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
v#|yr< {
?WP *At0 printf("\nOpen Process %d failed:%d",id,GetLastError());
sTS/]"l __leave;
D_q"|D$SB }
}Y"vUl_I2 //printf("\nOpen Process %d ok!",id);
^ItL_4 if(!TerminateProcess(hProcess,1))
LzTdi%u$0| {
B ({g|}|G+ printf("\nTerminateProcess failed:%d",GetLastError());
HDO_r(i __leave;
5<XWbGW }
vw6>eT IsKilled=TRUE;
WES$B7y }
2kcDJ{( __finally
S2jn pf} {
Q7#t#XM if(hProcessToken!=NULL) CloseHandle(hProcessToken);
W m&* if(hProcess!=NULL) CloseHandle(hProcess);
0`/CoP<U }
]f~!Qk!I7r return(IsKilled);
dv Vz# }
)g?ox{Hol //////////////////////////////////////////////////////////////////////////////////////////////
]JR2Av 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:
1'!D
/*********************************************************************************************
:b0|v`FU ModulesKill.c
.?`8B9w Create:2001/4/28
m[CyvcF*u Modify:2001/6/23
NTo[di\_ Author:ey4s
<A(Bq'eQM Http://www.ey4s.org !k Heslvi PsKill ==>Local and Remote process killer for windows 2k
U7''; w **************************************************************************/
Zi?:< H} #include "ps.h"
-^Qm_lN #define EXE "killsrv.exe"
&+0?Xip{Z #define ServiceName "PSKILL"
|>RNIJ] ||L^yI~_d #pragma comment(lib,"mpr.lib")
T/FZn{I //////////////////////////////////////////////////////////////////////////
~/qBOeU3 //定义全局变量
;X;(7 SERVICE_STATUS ssStatus;
QHxof7 SC_HANDLE hSCManager=NULL,hSCService=NULL;
9k~%HN-[ BOOL bKilled=FALSE;
1Va=.#< char szTarget[52]=;
OdpHF~(Y/ //////////////////////////////////////////////////////////////////////////
O!t=,F1j BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
xI_0`@do BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
zGdYk-H3TH BOOL WaitServiceStop();//等待服务停止函数
GYg.B<Q. BOOL RemoveService();//删除服务函数
18Vn[}]" /////////////////////////////////////////////////////////////////////////
W^7yh&@lU int main(DWORD dwArgc,LPTSTR *lpszArgv)
p~NHf\ {
)PkW,214# BOOL bRet=FALSE,bFile=FALSE;
@?jtB char tmp[52]=,RemoteFilePath[128]=,
~0h@p4 szUser[52]=,szPass[52]=;
&=f?:UZ% HANDLE hFile=NULL;
Be9,m!on DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
xs&xcRR" q6ZewuV. //杀本地进程
(I`lv=R"j if(dwArgc==2)
Y/5(BK) {
vN:!{)~z if(KillPS(atoi(lpszArgv[1])))
N/'8W9#6 printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
peHjKK else
i&8|@CACb printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
FQ>kTm`d lpszArgv[1],GetLastError());
w+r).PS}C return 0;
KnKf8c }
} '?qUy3x //用户输入错误
8A5/jqnqt else if(dwArgc!=5)
S dN&%(ZE {
EDuH+/:n printf("\nPSKILL ==>Local and Remote Process Killer"
@q`T#vd "\nPower by ey4s"
8#\|Y~P "\nhttp://www.ey4s.org 2001/6/23"
6i%6u=um3 "\n\nUsage:%s <==Killed Local Process"
/M'd$k"0z "\n %s <==Killed Remote Process\n",
U{j4FlB lpszArgv[0],lpszArgv[0]);
r{B28'f[ return 1;
2;j<{' }
9 *uK]/c //杀远程机器进程
*?*~<R strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
vaJl}^T strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
<W>A }}q strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
~ g-( m"-kkH{I //将在目标机器上创建的exe文件的路径
&2U%/JqY sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
WzoI0E` __try
a#{"3Z2| {
:b*7TJ\grN //与目标建立IPC连接
:|$cG~'J if(!ConnIPC(szTarget,szUser,szPass))
V2|By,. {
"GR*d{ printf("\nConnect to %s failed:%d",szTarget,GetLastError());
qpMcVJL return 1;
f,F1k9-1! }
Mk0x#-F printf("\nConnect to %s success!",szTarget);
'6})L //在目标机器上创建exe文件
7{(UiQbf ] jY^*o[ hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
-8Hc M\b E,
5eE\
X / NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
o2=):2x
r{ if(hFile==INVALID_HANDLE_VALUE)
8sU5MQ5 {
4'=Q:o*w` printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
8zpzVizDG __leave;
>~Xe` }' }
Yku6\/^ //写文件内容
M.6uWwzQR while(dwSize>dwIndex)
-KV,l {
0j;ZPqEf3 w/O'&],x if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
E
N%{ $ {
;Ce?f=4 printf("\nWrite file %s
.ARM~{q6)@ failed:%d",RemoteFilePath,GetLastError());
h]L.6G|hEN __leave;
;ne`ppz0 }
SMIDW}U2S dwIndex+=dwWrite;
u
z7|!G!43 }
vBOY[>= //关闭文件句柄
6r`N\ :18 CloseHandle(hFile);
FZn1$_Svr bFile=TRUE;
?ueL'4Mm //安装服务
ju'aUzn if(InstallService(dwArgc,lpszArgv))
j6EF0/_|e {
>zDQt7+g; //等待服务结束
CuH4~6 if(WaitServiceStop())
< K!r\^ {
AWi>(wk< //printf("\nService was stoped!");
c+E \e] { }
T7"QwA else
Sir1>YEm {
MH#"dGGu //printf("\nService can't be stoped.Try to delete it.");
fkp(M }
QNINn>2 Sleep(500);
6IV):S~ //删除服务
&Z[+V)6,, RemoveService();
Pj]^p{> }
(3mL!1\ }
M9A1
8d| __finally
zn 0y`9!n? {
Q-V8=. //删除留下的文件
_AFje if(bFile) DeleteFile(RemoteFilePath);
x?V^l* //如果文件句柄没有关闭,关闭之~
t6\H if(hFile!=NULL) CloseHandle(hFile);
%hN>o) //Close Service handle
kmC0.\ if(hSCService!=NULL) CloseServiceHandle(hSCService);
g%"SAeG<K //Close the Service Control Manager handle
l[IL~ if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
z[1uub,)1 //断开ipc连接
:d9GkC wsprintf(tmp,"\\%s\ipc$",szTarget);
T)sIV5bk WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
yNXYS if(bKilled)
O5vfcX4> printf("\nProcess %s on %s have been
iAQ[;M3p killed!\n",lpszArgv[4],lpszArgv[1]);
y705 else
p\6}<b"p printf("\nProcess %s on %s can't be
b9vudr killed!\n",lpszArgv[4],lpszArgv[1]);
oA[`|
ji }
:0Jn`Ds4o return 0;
gJr)z7W'8 }
)W 5g-@ //////////////////////////////////////////////////////////////////////////
t`E5bWG BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
}a[]I%bu2 {
XWAIW=. NETRESOURCE nr;
}dzVwP= char RN[50]="\\";
p?>J86%[ $3l#eKZA strcat(RN,RemoteName);
.z_nW1id strcat(RN,"\ipc$");
{Kr}RR*{X |v%$Q/zp& nr.dwType=RESOURCETYPE_ANY;
;"0bVs`.^e nr.lpLocalName=NULL;
:AFW= e@< nr.lpRemoteName=RN;
k^8;3#xG nr.lpProvider=NULL;
C_/eNu\I d;p3cW" if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
@}H'2V return TRUE;
MYvz%7 else
B=K<k+{6" return FALSE;
.eg'Z@o }
] 9C)F*r7 /////////////////////////////////////////////////////////////////////////
zA6C{L G3 BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
z+;$cfN {
)cRHt: BOOL bRet=FALSE;
:FC)+OmJ __try
kVM*[<k {
~&p]kmwXSX //Open Service Control Manager on Local or Remote machine
q6$6:L,< hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
NR(rr. if(hSCManager==NULL)
USN'-Ah {
o
g9|}E> printf("\nOpen Service Control Manage failed:%d",GetLastError());
#&IrCq+ __leave;
NAE|iyw }
ty~Sf-Pri //printf("\nOpen Service Control Manage ok!");
d!: /n //Create Service
w^&UMX} hSCService=CreateService(hSCManager,// handle to SCM database
g]HxPq+O ServiceName,// name of service to start
]kmAN65c ServiceName,// display name
T_c`=3aO SERVICE_ALL_ACCESS,// type of access to service
!p+rU?
SERVICE_WIN32_OWN_PROCESS,// type of service
D9NRM;v SERVICE_AUTO_START,// when to start service
+qjZ;5( SERVICE_ERROR_IGNORE,// severity of service
*!"T^4DEg failure
nRqP_*] EXE,// name of binary file
ufR>*)_+ NULL,// name of load ordering group
sq#C|v/ NULL,// tag identifier
U:$zlfV NULL,// array of dependency names
n8!|}J NULL,// account name
)E=B;.FH NULL);// account password
,/Gp>Yqx //create service failed
A@lM= if(hSCService==NULL)
(AZneK
:* {
ld(_+<e //如果服务已经存在,那么则打开
HI D6h! if(GetLastError()==ERROR_SERVICE_EXISTS)
8q9^ {
w/o8R3F //printf("\nService %s Already exists",ServiceName);
9m>L\&\_e //open service
Th%w-19,8 hSCService = OpenService(hSCManager, ServiceName,
lmoYQFkYP SERVICE_ALL_ACCESS);
|AvsT{2 if(hSCService==NULL)
hOLlZP+ {
l>`S<rGe printf("\nOpen Service failed:%d",GetLastError());
8b,Z)"(U3 __leave;
>^9j>< Z }
!lEV^SQJs //printf("\nOpen Service %s ok!",ServiceName);
qfFa" a }
LL3| U else
fy>3#`T- {
!$iwU3~< printf("\nCreateService failed:%d",GetLastError());
]A-LgDsS __leave;
jK6dI
7h }
?P7QAolrr }
L67yL( d6a //create service ok
l@UF-n~[ else
>/C,1}p[ {
/P3Pv"r|8] //printf("\nCreate Service %s ok!",ServiceName);
L)|hjpQ }
FN sSJU3ld U/U_q-z] // 起动服务
olo9YrHn if ( StartService(hSCService,dwArgc,lpszArgv))
/8_x]Es/ {
p|;#frj //printf("\nStarting %s.", ServiceName);
O[1Q# Sleep(20);//时间最好不要超过100ms
,82?kky while( QueryServiceStatus(hSCService, &ssStatus ) )
2-g 5Gb2| {
d<\X)-" if ( ssStatus.dwCurrentState == SERVICE_START_PENDING)
+BI%.A`2 {
5 YIk printf(".");
-t`KCf,0 Sleep(20);
|1OF!(: }
p0Ij4 else
p'/%" break;
t2.]v><