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。
Pg4go10| OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
QN)EPS:y <1>与远程系统建立IPC连接
29z$z$l4 <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
%1h%#/#[ <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
"!,)Pv <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
>=O5=\` <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
XN|[8+#U<@ <6>服务启动后,killsrv.exe运行,杀掉进程
e>J.r("f <7>清场
jEu-CU#: 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
W<Ri(g- /***********************************************************************
xaI)d/ Module:Killsrv.c
GBSuTu8 Date:2001/4/27
B5v5D[ o5 Author:ey4s
pmfL}Dn Http://www.ey4s.org erlg\-H ***********************************************************************/
4m1@lnjp #include
<~z@GMQCf #include
Jo'~oZ$ #include "function.c"
({$>o] <h #define ServiceName "PSKILL"
'"C& dia Fa0Fl}L SERVICE_STATUS_HANDLE ssh;
,76Q*p SERVICE_STATUS ss;
aO&!Y\=@ /////////////////////////////////////////////////////////////////////////
pgd9_'[5 void ServiceStopped(void)
SiLWy=qbR {
k|4}Do%; ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
cB0"vbdO ss.dwCurrentState=SERVICE_STOPPED;
T3bYj|rh= ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
>zX`qv&> ss.dwWin32ExitCode=NO_ERROR;
j4%\'xj: ss.dwCheckPoint=0;
0JE*| CtK ss.dwWaitHint=0;
7<0oK|~c# SetServiceStatus(ssh,&ss);
?Gx-q+H return;
X"!tx }
h^v+d*R
N /////////////////////////////////////////////////////////////////////////
Yij_'0vZ void ServicePaused(void)
!ZS5}/ZU {
Ug#EAV<m ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
|-9##0H ss.dwCurrentState=SERVICE_PAUSED;
-&h<t/U ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
M~U>"kX ss.dwWin32ExitCode=NO_ERROR;
/"@k_[O ss.dwCheckPoint=0;
+2#pP ss.dwWaitHint=0;
V~7Oa2'#B SetServiceStatus(ssh,&ss);
~,m5dP#[bV return;
KBI36=UV }
&[t} /+) void ServiceRunning(void)
yRWZ/,9x {
%Vb~}sT: ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
3Vk<hBw2 ss.dwCurrentState=SERVICE_RUNNING;
kS62]v] ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
_b!
TmS#F1 ss.dwWin32ExitCode=NO_ERROR;
Ssd7]G+n: ss.dwCheckPoint=0;
~pw%p77)
ss.dwWaitHint=0;
QSx4M SetServiceStatus(ssh,&ss);
ua!RwSo return;
R:y u }
TOsHb+Uv /////////////////////////////////////////////////////////////////////////
mW)C=X% void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
b6^#{))" {
$-uMWJ)l switch(Opcode)
u>.>hQ {
7&2CLh case SERVICE_CONTROL_STOP://停止Service
\|7Y"WEQ ServiceStopped();
;HmQRiCg break;
b?:SCUI case SERVICE_CONTROL_INTERROGATE:
`G2!{3UD SetServiceStatus(ssh,&ss);
gmCB4MO break;
uDMyO<\ }
yHmNO*(
return;
]g]~!": }
Es&'c1$^s //////////////////////////////////////////////////////////////////////////////
jN%+)Kj0C) //杀进程成功设置服务状态为SERVICE_STOPPED
w/wU~~ //失败设置服务状态为SERVICE_PAUSED
M5{vYk>,1Q //
=UV=F/Af^ void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
q;<Q-jr&O {
78O5$?b;# ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
e
ls&_BPE if(!ssh)
S%7%@Qs"% {
S %(R9N| ServicePaused();
J
Sms
\ return;
e:(~=9}Li }
GI/4<J\ ServiceRunning();
z1LY|8$G Sleep(100);
.KxE>lJbqM //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
6gD|QC~; //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
{ud^+I& if(KillPS(atoi(lpszArgv[5])))
(Ek=0;Cr ServiceStopped();
0@2pw2{Ru else
3L%g2` ServicePaused();
N0fXO return;
hP=z<&zb/ }
J.pe&1 /////////////////////////////////////////////////////////////////////////////
!@@rO--& void main(DWORD dwArgc,LPTSTR *lpszArgv)
Clzz!v {
ppPzI, SERVICE_TABLE_ENTRY ste[2];
>Av%[G5=h# ste[0].lpServiceName=ServiceName;
et :v4^*f ste[0].lpServiceProc=ServiceMain;
0:k ~lz ste[1].lpServiceName=NULL;
!GBGC|avE ste[1].lpServiceProc=NULL;
D(gpF85t StartServiceCtrlDispatcher(ste);
{bPcr hB return;
TkV$h(#!f& }
T(6B, /////////////////////////////////////////////////////////////////////////////
,__|SnA. function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
-g)*v<Fb5 下:
da53XEF& /***********************************************************************
~*uxKEH Module:function.c
g63?(+Fz Date:2001/4/28
m7~[f7U Author:ey4s
d
3}'J Http://www.ey4s.org *oz=k ***********************************************************************/
9C)w'\u9+ #include
Eb=;D1)y] ////////////////////////////////////////////////////////////////////////////
YP vg(T BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
]qk/V:H: {
2-M]!x) TOKEN_PRIVILEGES tp;
_G5MQ%z LUID luid;
1MzOHE aXefi'!6 if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
JTg0T+ {
CmPix]YMQ printf("\nLookupPrivilegeValue error:%d", GetLastError() );
ZW|VAn'> return FALSE;
B.J4}Ua }
DeTZl+qm1E tp.PrivilegeCount = 1;
0yxMIX tp.Privileges[0].Luid = luid;
|_;Vb if (bEnablePrivilege)
!j.jvI%e; tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
WtTwY8HC else
]=g|e tp.Privileges[0].Attributes = 0;
Cz_chK4 // Enable the privilege or disable all privileges.
md/Z[du:' AdjustTokenPrivileges(
>AW=N hToken,
fE/8;v!= FALSE,
KCed!OJ+ &tp,
:{tvAdMl7 sizeof(TOKEN_PRIVILEGES),
8_tMiIE-pS (PTOKEN_PRIVILEGES) NULL,
, eZL&n (PDWORD) NULL);
X+K$y:UZ // Call GetLastError to determine whether the function succeeded.
{q:o}<-L+ if (GetLastError() != ERROR_SUCCESS)
uOrvmb {
1XO*yZF printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
wQ,RZO3 return FALSE;
9c=_p'G3Fw }
)Cz^Xp)# return TRUE;
?WX&,ew~ }
_ QM ////////////////////////////////////////////////////////////////////////////
9Yowz]') BOOL KillPS(DWORD id)
OI.2C F {
K,}"v ;|| HANDLE hProcess=NULL,hProcessToken=NULL;
05MtQB BOOL IsKilled=FALSE,bRet=FALSE;
Tf"DpA!_ __try
]Nvtiw 6 {
8P!dk5,,O v}]x>f if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
L/GM~*Xp(O {
l1N{ujM printf("\nOpen Current Process Token failed:%d",GetLastError());
WL}6YSC __leave;
88U4I }
H9w*U //printf("\nOpen Current Process Token ok!");
/)de`k" if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
xIrpGLPSh {
*<U&DOYV: __leave;
IO xj$ ?%l }
('uYA&9 printf("\nSetPrivilege ok!");
n a2"Sy=Yi u6y\ GsM.a if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
&U xN.vl {
FzpWT-jnDd printf("\nOpen Process %d failed:%d",id,GetLastError());
Xt=& __leave;
H]=3^ g64 }
0 \LkJ*i //printf("\nOpen Process %d ok!",id);
/@RnCjc' if(!TerminateProcess(hProcess,1))
oJ8_hk<Va8 {
,mYoxEB kl printf("\nTerminateProcess failed:%d",GetLastError());
e|Sg?ocR __leave;
,0 &lag }
e^Xij Id. IsKilled=TRUE;
Ip4NkUI3T }
bOck^1Hk y __finally
[l#WS {
L''0`a. +S if(hProcessToken!=NULL) CloseHandle(hProcessToken);
F` I-G~e if(hProcess!=NULL) CloseHandle(hProcess);
{C]M]b*F6( }
#]eXI
$HP return(IsKilled);
;mi0Q. }
ZVp\5V* //////////////////////////////////////////////////////////////////////////////////////////////
pXFNK"jm 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:
\;7DS:d@ /*********************************************************************************************
dBlOU.B ModulesKill.c
oLr"8R\d>t Create:2001/4/28
:LBe{Jbw Modify:2001/6/23
K%=n \Y Author:ey4s
uAjGR Http://www.ey4s.org Q"hI !PO+ PsKill ==>Local and Remote process killer for windows 2k
rIb[gm)Rk **************************************************************************/
_kY5
6 #include "ps.h"
btOTDqG`a #define EXE "killsrv.exe"
[BQw$8+n_ #define ServiceName "PSKILL"
6ZG)`u".(" oy r2lfz* #pragma comment(lib,"mpr.lib")
/2@%:b) //////////////////////////////////////////////////////////////////////////
g
Go //定义全局变量
:):Y6)giBD SERVICE_STATUS ssStatus;
<Y#R]gf1 SC_HANDLE hSCManager=NULL,hSCService=NULL;
Rm*}<JN31 BOOL bKilled=FALSE;
GcU/ char szTarget[52]=;
!%u#J:z2 //////////////////////////////////////////////////////////////////////////
4iLU "~ BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
i9xv`Ev=R BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
\W}EyA BOOL WaitServiceStop();//等待服务停止函数
z$Nk\9wm BOOL RemoveService();//删除服务函数
oX}n"5o: /////////////////////////////////////////////////////////////////////////
jO,<7FPs5 int main(DWORD dwArgc,LPTSTR *lpszArgv)
@qC:% |> {
%7d"()L BOOL bRet=FALSE,bFile=FALSE;
I)Lb"
char tmp[52]=,RemoteFilePath[128]=,
*SY4lqN szUser[52]=,szPass[52]=;
r\
%O$zu HANDLE hFile=NULL;
`{wku@ DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
Pu^~]^W) <dN=d3S
//杀本地进程
MzG ryM- if(dwArgc==2)
%8*d)AB: {
iTt=aQjd if(KillPS(atoi(lpszArgv[1])))
Eo Urc9G2 printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
6J
5)4^bk else
cLU*Tx\ printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
84!4Vz^ lpszArgv[1],GetLastError());
,xz^k/. return 0;
->hxHr`!%a }
;iORfUjxrq //用户输入错误
VjqdKQeVq else if(dwArgc!=5)
i/J NG {
9Bk}g50$# printf("\nPSKILL ==>Local and Remote Process Killer"
B<XPu=| "\nPower by ey4s"
5lxq-E3 "\nhttp://www.ey4s.org 2001/6/23"
>>bYg "\n\nUsage:%s <==Killed Local Process"
5tU"|10m3 "\n %s <==Killed Remote Process\n",
#5C3S3e= lpszArgv[0],lpszArgv[0]);
?03Zy3/ return 1;
#(IMRdUf }
|I}+!DDuv //杀远程机器进程
Qg>GW strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
nh=Us^xD strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
)t0b$<% strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
(A'q@-XQ E
E|zY% //将在目标机器上创建的exe文件的路径
s~$4bN>LD sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
T+nC>}*jgJ __try
JX)z<Dz$ {
g$"eI/o //与目标建立IPC连接
?+O|mX}`- if(!ConnIPC(szTarget,szUser,szPass))
L[G\+ {
G^ZkY printf("\nConnect to %s failed:%d",szTarget,GetLastError());
~9 WJrRWB return 1;
thPH_DW>eb }
O|&TL9: printf("\nConnect to %s success!",szTarget);
m90R8 V //在目标机器上创建exe文件
i>Bi&azx g**%J Xo hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
0bxvM E,
y}-S~Ov>I NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
z#J/*712 if(hFile==INVALID_HANDLE_VALUE)
).!14Gjo {
0*;9CH=BE printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
>jz%bY __leave;
CotMV^ }
w52HN;Jm //写文件内容
R,w54}, while(dwSize>dwIndex)
~`>26BWQz {
e3={$A h xFm{oJ!]& if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
Bb[0\Hs7 {
p@8^gc printf("\nWrite file %s
K@sP~(' failed:%d",RemoteFilePath,GetLastError());
Pv-V7`{ __leave;
`?o1cf A
}
/-K dCp~ dwIndex+=dwWrite;
R`C_CsXir }
Y5i`pY/}#? //关闭文件句柄
aH PSnB& CloseHandle(hFile);
T3t~=b>&L bFile=TRUE;
B
mBzOk^ //安装服务
h[|zs>p if(InstallService(dwArgc,lpszArgv))
d+m6-4[_k {
c7l!G~yx' //等待服务结束
4}8+)Pd if(WaitServiceStop())
K]pKe"M {
Nzi/3r7m //printf("\nService was stoped!");
9{UP)17 }
L >Ez- else
kJvy<(iG {
;x3 ]4^ //printf("\nService can't be stoped.Try to delete it.");
gKs/T'PW }
AeY$.b Sleep(500);
Y0L5W;iM //删除服务
l\sS? RemoveService();
CVGOX z }
]EVe@ }
5 <)gCHa __finally
WJY4>7}{B@ {
5y[b8mur //删除留下的文件
SZK)q if(bFile) DeleteFile(RemoteFilePath);
A"BtVy[[9 //如果文件句柄没有关闭,关闭之~
Pi"~/MGP$ if(hFile!=NULL) CloseHandle(hFile);
|auX*hb9 //Close Service handle
#GY&$8.u* if(hSCService!=NULL) CloseServiceHandle(hSCService);
-l P ) //Close the Service Control Manager handle
"%}Gy>; if(hSCManager!=NULL) CloseServiceHandle(hSCManager);
(N*<\6kr //断开ipc连接
0V>ESyae5 wsprintf(tmp,"\\%s\ipc$",szTarget);
aJy> WNetCancelConnection2(tmp,CONNECT_UPDATE_PROFILE,TRUE);
r(,= uLc if(bKilled)
n{.*El>{ printf("\nProcess %s on %s have been
z|G|Y 22 killed!\n",lpszArgv[4],lpszArgv[1]);
%0+h else
bRK CY6 printf("\nProcess %s on %s can't be
q:2aPfo& killed!\n",lpszArgv[4],lpszArgv[1]);
_uO!N(k. }
^)9MzD^_nV return 0;
2,8/Cb }
KJ0xp hf //////////////////////////////////////////////////////////////////////////
Z^'?|qFj! BOOL ConnIPC(char *RemoteName,char *User,char *Pass)
5#TrCPi6A {
;gxN@%}@ NETRESOURCE nr;
!"`@sd~ char RN[50]="\\";
VjA wn}eO []A"]p strcat(RN,RemoteName);
2Y E;m& strcat(RN,"\ipc$");
Qq,i ;NiArcAS! nr.dwType=RESOURCETYPE_ANY;
}
*
?n?' nr.lpLocalName=NULL;
DEUd[ nr.lpRemoteName=RN;
#D|!
.I) nr.lpProvider=NULL;
3bbp>7V! =~GE?}.o if(WNetAddConnection2(&nr,Pass,User,FALSE)==NO_ERROR)
/~o7Q$)-b return TRUE;
F\-B3i%0 else
a)3O? Y return FALSE;
HG{&U:>) }
YMc8Q\*B /////////////////////////////////////////////////////////////////////////
g
,/a6M BOOL InstallService(DWORD dwArgc,LPTSTR *lpszArgv)
?1GY%- {
,N;))3 BOOL bRet=FALSE;
Ys"|</;dbj __try
A[u)wX^`f^ {
$q Zc!Qc //Open Service Control Manager on Local or Remote machine
P'a0CE% hSCManager=OpenSCManager(szTarget,NULL,SC_MANAGER_ALL_ACCESS);
;]2x if(hSCManager==NULL)
cZNi~ {
u~$WH, P3 printf("\nOpen Service Control Manage failed:%d",GetLastError());
qSFc=Wwc __leave;
DJmoW }
<lC]>L //printf("\nOpen Service Control Manage ok!");
j y7 //Create Service
N=OS\pz hSCService=CreateService(hSCManager,// handle to SCM database
NJn&>/vM ServiceName,// name of service to start
T?W[Z_D ServiceName,// display name
RY9+ 9i SERVICE_ALL_ACCESS,// type of access to service
`d75@0: SERVICE_WIN32_OWN_PROCESS,// type of service
z7-`Y9Ypd SERVICE_AUTO_START,// when to start service
1*Sr5N[= SERVICE_ERROR_IGNORE,// severity of service
FJO"|||Y'| failure
.CVUEK@Z4 EXE,// name of binary file
C@*%AY NULL,// name of load ordering group
S3SV.C:z> NULL,// tag identifier
g(mxhD!k NULL,// array of dependency names
./#e1m?. NULL,// account name
q.-y)C) ; NULL);// account password
dSwm|kIa //create service failed
Ee&hG[sx if(hSCService==NULL)
pJd 0k"{ {
L'>s(CR //如果服务已经存在,那么则打开
U);OR if(GetLastError()==ERROR_SERVICE_EXISTS)
N6h1|_o {
bFSlf5*H //printf("\nService %s Already exists",ServiceName);
mKV'jm0 //open service
L{=l#vu hSCService = OpenService(hSCManager, ServiceName,
gF3TwAr SERVICE_ALL_ACCESS);
!/947Rn if(hSCService==NULL)
x"vwWJNQ {
5|{)Z]M%9 printf("\nOpen Service failed:%d",GetLastError());
wa" uFW __leave;
O7v]p }
WE")xhV6 //printf("\nOpen Service %s ok!",ServiceName);
5^>n5u/ }
rnu
e(t else
.8]Y- {
L!g DFZr printf("\nCreateService failed:%d",GetLastError());
Te;gVG * __leave;
rR]-RX( }
X/Y#U\ }
}kE87x' //create service ok
j5\$[-'; else
n>P!u71 {
vBNZ<L\|a //printf("\nCreate Service %s ok!",ServiceName);
+J}k_'4& }
)dzjz%B) s%0[DO3NV // 起动服务
p~k`Z^xY$ if ( StartService(hSCService,dwArgc,lpszArgv))
o} bj!h]N {
JXRmu~W~l //printf("\nStarting %s.", ServiceName);
T3B|r<>I Sleep(20);//时间最好不要超过100ms
q]wn:%rX while( QueryServiceStatus(hSCService, &ssStatus ) )
4)c"@Zf {
L?/M2zc9Y if ( ssStatus.dwCurrentState == SERVICE_START_PENDING)
l{%Op\ {
>cU*D: printf(".");
.D M1Knj Sleep(20);
tjc5>T[Es8 }
NjCLL`?f else
f;qKrw break;
5y
'ycTjY }
?_<UOb* if ( ssStatus.dwCurrentState != SERVICE_RUNNING )
?8aWUgl printf("\n%s failed to run:%d",ServiceName,GetLastError());
{f6A[ZO; J }
_4x[}e7KF else if(GetLastError()==ERROR_SERVICE_ALREADY_RUNNING)
B@~eBU,$ {
wft:eQ //printf("\nService %s already running.",ServiceName);
[fJFH^&?hr }
SE7 (+r else
hPCSLJ {
bvxxE/?Ni printf("\nStart Service %s failed:%d",ServiceName,GetLastError());
l1.Aw|'D __leave;
1.cUolnr }
+T8XX@# bRet=TRUE;
w7]p9B }//enf of try
{)dEO0 p __finally
c )P%O {
2
3XAkpzp$ return bRet;
3=eGS }
f<t*#]<