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。
9T?64t<Ju OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
k2.G%]j <1>与远程系统建立IPC连接
V_f`0\[x <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
R1/q3x <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
GG+5/hU <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
m!:.>y <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
-bm,:Iy! <6>服务启动后,killsrv.exe运行,杀掉进程
v8~YR'T0`V <7>清场
y?Onb3% 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
4'm q_o#4W /***********************************************************************
B=dseeG[To Module:Killsrv.c
as#J qE Date:2001/4/27
Hd374U<8]T Author:ey4s
BGzO!s*@j Http://www.ey4s.org hlC%HA ***********************************************************************/
]-a{IWVN #include
R6<4"?*r #include
??(Kwtx{ #include "function.c"
qv uxhz F #define ServiceName "PSKILL"
'?8Tx&}U8 # 66e@ SERVICE_STATUS_HANDLE ssh;
2( _=SfQ SERVICE_STATUS ss;
-njQc:4W,- /////////////////////////////////////////////////////////////////////////
;ctU&` void ServiceStopped(void)
u7#z^r {
3~<}bee5|q ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
i.M2E$b| ss.dwCurrentState=SERVICE_STOPPED;
GI_DhU]~) ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
!oGQ8 e ss.dwWin32ExitCode=NO_ERROR;
"{ FoA3g| ss.dwCheckPoint=0;
yd*3)6= ss.dwWaitHint=0;
cgN>3cE SetServiceStatus(ssh,&ss);
auL^%M|$R return;
Egf^H>,.M }
F@EJtwLd5y /////////////////////////////////////////////////////////////////////////
UJn/s;$.e void ServicePaused(void)
8gI\zgS {
5(#-)rlGj ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
VMF|iB ss.dwCurrentState=SERVICE_PAUSED;
W>/UBN3 ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
o\goE^,aeR ss.dwWin32ExitCode=NO_ERROR;
8(Fu ss.dwCheckPoint=0;
6v>z h ss.dwWaitHint=0;
\igaQ\~ SetServiceStatus(ssh,&ss);
(tKMBxQo8 return;
`pm>' }
u|OtKq void ServiceRunning(void)
:1MMa6 {
hDvpOIUL1 ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
GO~k ' ss.dwCurrentState=SERVICE_RUNNING;
gl
"_:atW ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
" '[hr$h3 ss.dwWin32ExitCode=NO_ERROR;
#KE;=$(S ss.dwCheckPoint=0;
@ae>b ss.dwWaitHint=0;
>{t+4 p4k. SetServiceStatus(ssh,&ss);
l"5y?jT return;
u5F}( +4r }
6p m~sD /////////////////////////////////////////////////////////////////////////
j|(:I: ] void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
v|&s4x?D {
N"1QX6 switch(Opcode)
Q.ukY@L.' {
'\t7jQ case SERVICE_CONTROL_STOP://停止Service
O]ZC+]}/ ServiceStopped();
]nc2/S% break;
._,trb>o case SERVICE_CONTROL_INTERROGATE:
50Ad,mn< SetServiceStatus(ssh,&ss);
s#P:6]Ar break;
sUciFAb }
_Wma\(3$ return;
+>#e=nH }
k{-`]qiK //////////////////////////////////////////////////////////////////////////////
$eX* //杀进程成功设置服务状态为SERVICE_STOPPED
?d5h9}B //失败设置服务状态为SERVICE_PAUSED
3+9
U1:1[. //
R@n5AN( void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
rJV?)=Z {
s0lYj@E' ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
_z]v<,=3M if(!ssh)
2kJ!E@n7 {
j)";:v ServicePaused();
@|=UrKA N return;
Bc[6*Y,%T }
M2p<u-6
" ServiceRunning();
choL%g} Sleep(100);
nq@5j0fK //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
wko2M[ //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
4m /TW) if(KillPS(atoi(lpszArgv[5])))
HfZtL ServiceStopped();
aTClw<6} else
Kj!Y K~~ ServicePaused();
L|J~9FM return;
9wMEvX70 }
EneAX&SG /////////////////////////////////////////////////////////////////////////////
q,@+^aZ void main(DWORD dwArgc,LPTSTR *lpszArgv)
@\PpA9ebg% {
)Mi'(C; SERVICE_TABLE_ENTRY ste[2];
`
FxtLG,F ste[0].lpServiceName=ServiceName;
jsdBd2Gdc ste[0].lpServiceProc=ServiceMain;
2d~LNy ste[1].lpServiceName=NULL;
?4sJw: ste[1].lpServiceProc=NULL;
1ktHN: ta StartServiceCtrlDispatcher(ste);
Z"DW 2k return;
=G>.-Qfs }
q^]tyU!w /////////////////////////////////////////////////////////////////////////////
27iy4(4 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
_+n;A46 下:
c'rd $ /***********************************************************************
kwF] TO
S Module:function.c
7E(%9W6P Date:2001/4/28
4>_d3_1sn Author:ey4s
waQtr,m) Http://www.ey4s.org PkJcd-> ***********************************************************************/
?l9=$' #include
lY,/ W ////////////////////////////////////////////////////////////////////////////
T.2ZBG~|[ BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
ZpWu,1 {
i@6wO?Tv TOKEN_PRIVILEGES tp;
$3 vhddO LUID luid;
}{mG/(LX8 n^Vxi;F if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
ymkR! {
!qaDn.9 printf("\nLookupPrivilegeValue error:%d", GetLastError() );
]#5^&w)' return FALSE;
5[<F_"x }
OpqNEo\ tp.PrivilegeCount = 1;
;dOs0/UM& tp.Privileges[0].Luid = luid;
JCcQd01z if (bEnablePrivilege)
~},~c:fF? tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
:d({dF_k;p else
Q"'V9m7
i tp.Privileges[0].Attributes = 0;
df
?eL2v // Enable the privilege or disable all privileges.
OHhs y|W AdjustTokenPrivileges(
I+~bCcgPi hToken,
eJ:Yj
~X`< FALSE,
NQR^%<hU &tp,
1MV@5j sizeof(TOKEN_PRIVILEGES),
R'Eq:Rv~;^ (PTOKEN_PRIVILEGES) NULL,
e`AUYli" (PDWORD) NULL);
doH2R@ // Call GetLastError to determine whether the function succeeded.
!&JiNn(' if (GetLastError() != ERROR_SUCCESS)
^9'$Oa,* {
*:j-zrwu& printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
!
]\2A.b[ return FALSE;
:A#+=O0\z }
ngLJ@TP- return TRUE;
gLx/w\l6 }
gD1+]am ////////////////////////////////////////////////////////////////////////////
cUs L6y BOOL KillPS(DWORD id)
8T7f[? {
[?I/Uo8
HANDLE hProcess=NULL,hProcessToken=NULL;
Vrg3{@$ BOOL IsKilled=FALSE,bRet=FALSE;
C
Oa.xyp __try
^Xa*lR 3 {
7t3X`db ^r4|{ if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
_k|g@" {
0 {,h.: printf("\nOpen Current Process Token failed:%d",GetLastError());
V&R$8tpz __leave;
.HCaXFW }
R=Ymo.zs6 //printf("\nOpen Current Process Token ok!");
x5PPu/ if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
/6jGt'^U {
tIp{},bQ^ __leave;
<N-=fad] }
wI>h%y-%! printf("\nSetPrivilege ok!");
gWi{\x8dt Ge0Lb+<G if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
=1/q)b,p) {
zv@bI~3~ printf("\nOpen Process %d failed:%d",id,GetLastError());
K9*IA@xL __leave;
u{P~zyx }
#!L%J<MX //printf("\nOpen Process %d ok!",id);
fa yKM if(!TerminateProcess(hProcess,1))
[G=:?J,P {
U$%|0@`~ printf("\nTerminateProcess failed:%d",GetLastError());
AI~9m-,mE __leave;
f,JX" }
on_H6Y@B52 IsKilled=TRUE;
Wz5=(<{S }
-_HRqw,Z0 __finally
.OV-`TNWj {
,m3":{G:t. if(hProcessToken!=NULL) CloseHandle(hProcessToken);
-~}
tq] if(hProcess!=NULL) CloseHandle(hProcess);
D>Ua#<52q }
|mvM@V;^8{ return(IsKilled);
Fn> <q: }
Uh%6LPg^ //////////////////////////////////////////////////////////////////////////////////////////////
]'e AO 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:
M=6G:HHY /*********************************************************************************************
sNf
+ lga0 ModulesKill.c
N|$5/bV Create:2001/4/28
9 R Modify:2001/6/23
EP(Eq Author:ey4s
CdNih8uG Http://www.ey4s.org Pr2;Kp PsKill ==>Local and Remote process killer for windows 2k
I5Q~T5Ar **************************************************************************/
5v+L';wx[T #include "ps.h"
1xIFvXru #define EXE "killsrv.exe"
/vy?L\`)# #define ServiceName "PSKILL"
Mn{XVXY@qm R~c IT:i #pragma comment(lib,"mpr.lib")
p&uCp7]U //////////////////////////////////////////////////////////////////////////
d
"B5==0I //定义全局变量
XR<G}x SERVICE_STATUS ssStatus;
hRLKb} SC_HANDLE hSCManager=NULL,hSCService=NULL;
POY=zUQ'/ BOOL bKilled=FALSE;
2n(ItA char szTarget[52]=;
El+Ft.7 //////////////////////////////////////////////////////////////////////////
99EX8 BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
:cb[M5c BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
?jFc@t*\: BOOL WaitServiceStop();//等待服务停止函数
&<@%{h@= BOOL RemoveService();//删除服务函数
k0knPDbHv /////////////////////////////////////////////////////////////////////////
UC(9Dz int main(DWORD dwArgc,LPTSTR *lpszArgv)
$^ubo5% {
%^T!@uZr BOOL bRet=FALSE,bFile=FALSE;
rX:1_q`xA char tmp[52]=,RemoteFilePath[128]=,
38"cbHE3 szUser[52]=,szPass[52]=;
6}"lm]b HANDLE hFile=NULL;
~n8F7 DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
RRNH0-D1l cT I,1U //杀本地进程
/XN*)m if(dwArgc==2)
P.!;Uf}32 {
[{?;c+[ if(KillPS(atoi(lpszArgv[1])))
T*8_FR < printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
J(^
>?d' else
69rwX"^ printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
F46O!xb% lpszArgv[1],GetLastError());
l=,.iv=W return 0;
7pd$?=__I }
sb 8dc //用户输入错误
jKYm /}d else if(dwArgc!=5)
BjN{@aEO {
?f9$OLEB printf("\nPSKILL ==>Local and Remote Process Killer"
s
8Jj6V "\nPower by ey4s"
y6bjJ} "\nhttp://www.ey4s.org 2001/6/23"
ti+pUlVrM "\n\nUsage:%s <==Killed Local Process"
-;f+;
M "\n %s <==Killed Remote Process\n",
uO6c3|Zjs lpszArgv[0],lpszArgv[0]);
4sI3(z)9H return 1;
x)d2G6x }
@|Z*f\ //杀远程机器进程
yTP[,bM strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
D)h["z|F strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
5vYsA1Z strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
3/:LYvM< >d'EInSF //将在目标机器上创建的exe文件的路径
]yw_n^@ sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
`9:v*KuM#R __try
xTGP {
[q
w //与目标建立IPC连接
b5[f 5 if(!ConnIPC(szTarget,szUser,szPass))
jzT;,4poy {
K7+^Yv\YQx printf("\nConnect to %s failed:%d",szTarget,GetLastError());
"i}Z(_7yr return 1;
t
]71 }
NavOSlC+h printf("\nConnect to %s success!",szTarget);
<
rv1IJ //在目标机器上创建exe文件
j\nE8WH Q.*'H_Y hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
V2lp7" E,
Y7*'QKz2 NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
9&&kgKKGQ if(hFile==INVALID_HANDLE_VALUE)
m)(SG {
W6)dUi
:" printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
C5BzWgK __leave;
ZWov_ }
^Kb9@lz/ //写文件内容
_T_PX$B while(dwSize>dwIndex)
fp,1qzU[k {
[f/vLLK w/hh
4ir if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
6vMDm0sv {
$>nkGb%Kp printf("\nWrite file %s
S.qk%NTTD failed:%d",RemoteFilePath,GetLastError());
t*eleNYeS~ __leave;
U.d'a~pH }
UUZ6N ZQI dwIndex+=dwWrite;
S$Ns8= }
9@kcK //关闭文件句柄
C#ZmgR CloseHandle(hFile);
Jii?r*"d bFile=TRUE;
-WQ_[t9l //安装服务
ScM}m if(InstallService(dwArgc,lpszArgv))
O_qu;Dx! {
{hlT`K //等待服务结束
*7)S%r,? if(WaitServiceStop())
X}_QZO=z {
8}ii3P y //printf("\nService was stoped!");
H9.oVF^~ }
aE%eJ)+K else
_G_ &Me0 {
kyp U&F //printf("\nService can't be stoped.Try to delete it.");
fQ2!sV }
GZxglU,3T Sleep(500);
;a#}fX //删除服务
Sn_z RemoveService();
wjN`EF5$}& }
~ra#UG\Y8 }
6RR4L^(m __finally
e);bF>.~ {
1\M"`L/ //删除留下的文件
<K|3Q'(S if(bFile) DeleteFile(RemoteFilePath);
wghFGHgw //如果文件句柄没有关闭,关闭之~
CnM+HN30o if(hFile!=NULL) CloseHandle(hFile);
n0Qh9*h //Close Service handle
#
|[`1 if(hSCService!=NULL) CloseServiceHandle(hSCService);
H>gWxJ
5 //Close the Service Control Manager handle
O('i*o4!} if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
d=Rk\F'^J //断开ipc连接
?CcR
7l wsprintf(tmp,"\\%s\ipc$",szTarget);
vHZX9LQU0+ WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
zav* if(bKilled)
TmRrub printf("\nProcess %s on %s have been
'LtgA|c= killed!\n",lpszArgv[4],lpszArgv[1]);
O>)n*OsS else
G2U5[\ printf("\nProcess %s on %s can't be
}I`
ku.@5 killed!\n",lpszArgv[4],lpszArgv[1]);
J)#59a }
hX{g]KE> return 0;
+?4*,8Tmmz }
+ZD[[+ //////////////////////////////////////////////////////////////////////////
9Bbm7Gd BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
+ MOe{:/6 {
E.5*Jr=J NETRESOURCE nr;
!#cKF6% char RN[50]="\\";
FFD*e-i GU;TK'Yy? strcat(RN,RemoteName);
jSUAU}u!M strcat(RN,"\ipc$");
'91u q FJ3:}r6 " nr.dwType=RESOURCETYPE_ANY;
)<H
91:. nr.lpLocalName=NULL;
's56L,^: nr.lpRemoteName=RN;
1I:"0("} nr.lpProvider=NULL;
te! ]9rR ,6cbD if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
J
pCZq
# return TRUE;
KxgR5#:i" else
~/]\iOL return FALSE;
GlV-}5W }
9.MGH2^L? /////////////////////////////////////////////////////////////////////////
Y_|K,T6Zj@ BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
c (_oK ? {
os"[Iji BOOL bRet=FALSE;
mcP{-oJ0W __try
: .FfE {
#J<`p //Open Service Control Manager on Local or Remote machine
8CN7+V hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
V29S* if(hSCManager==NULL)
eNlF2M {
J*^,l`C/ printf("\nOpen Service Control Manage failed:%d",GetLastError());
4N%2w(,+8 __leave;
IV
3@6t4k }
w|hyU4- ^ //printf("\nOpen Service Control Manage ok!");
r(?'Y y //Create Service
0k]ju hSCService=CreateService(hSCManager,// handle to SCM database
a|]%/[G@ ServiceName,// name of service to start
mZ& \3m= ServiceName,// display name
@wAr[.lZ SERVICE_ALL_ACCESS,// type of access to service
/ ut~jf` SERVICE_WIN32_OWN_PROCESS,// type of service
UG^?a SERVICE_AUTO_START,// when to start service
5{!a+ SERVICE_ERROR_IGNORE,// severity of service
/pSUn"3 failure
f)ucC$1= EXE,// name of binary file
~(l2%(3G NULL,// name of load ordering group
Y9I #Q NULL,// tag identifier
1o5Y9#7 NULL,// array of dependency names
x1 &b@u NULL,// account name
{W:)oh> NULL);// account password
21)-:rS //create service failed
^8f|clw" if(hSCService==NULL)
edImrm1f {
99+/W*C //如果服务已经存在,那么则打开
R;Gl{ if(GetLastError()==ERROR_SERVICE_EXISTS)
X-;Qorb^ {
|=h)efo} //printf("\nService %s Already exists",ServiceName);
oE|u;o //open service
X{9JSq hSCService = OpenService(hSCManager, ServiceName,
4E>/*F! SERVICE_ALL_ACCESS);
C^8)IN=$ if(hSCService==NULL)
U d=gdsL {
3 DO$^JJ. printf("\nOpen Service failed:%d",GetLastError());
C.9eXa1wkT __leave;
)T$fk }
bTo@gJkn //printf("\nOpen Service %s ok!",ServiceName);
0D]Yz`n3 }
!Sy'Z6%f else
IW] 841 {
v[3hnLN% printf("\nCreateService failed:%d",GetLastError());
+(h6{e%) __leave;
<*6y`X }
pb2{J# }
n[cyK$" //create service ok
YK=#$,6 else
Ow .)h(y/ {
Ppo^qb //printf("\nCreate Service %s ok!",ServiceName);
,ovv }
dnWt\>6&
2 i&s=!` // 起动服务
$M3A+6["H if ( StartService(hSCService,dwArgc,lpszArgv))
)zc8bS {
GYb2m"a) //printf("\nStarting %s.", ServiceName);
(=3&