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。
8+7*> FD)1 OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
!5h-$; <1>与远程系统建立IPC连接
'AWWdz <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
^b~ZOg[p <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
)(yaX <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
-IVWkA)7 <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
OGLA1}k4 <6>服务启动后,killsrv.exe运行,杀掉进程
G5OGyQp <7>清场
(VmFYNt& 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
mJd8?d /***********************************************************************
"[k>pzl6 Module:Killsrv.c
yMM2us#*+q Date:2001/4/27
b@=H$" Author:ey4s
DF-PBVfpu Http://www.ey4s.org Vv5T(~ ***********************************************************************/
<KtL,a=2+ #include
0FH.=
#include
hP{+`\&<f #include "function.c"
Il>o60u1 #define ServiceName "PSKILL"
0~_I9|FN k:iy()n[ SERVICE_STATUS_HANDLE ssh;
XYD-5pG SERVICE_STATUS ss;
J#j3?qrxu /////////////////////////////////////////////////////////////////////////
Q(Q?L5
void ServiceStopped(void)
7LM&3mA< {
Wl=yxJu_( ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
TG8 U=9qt ss.dwCurrentState=SERVICE_STOPPED;
vfj{j=
G ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
*kZH~] ss.dwWin32ExitCode=NO_ERROR;
(4RtoYWW ss.dwCheckPoint=0;
7!(/7U6rP ss.dwWaitHint=0;
-qvMMit%7 SetServiceStatus(ssh,&ss);
dT&u}o3X return;
q^6#.} }
X{i>Q_8> /////////////////////////////////////////////////////////////////////////
hyJ&~i0P{J void ServicePaused(void)
ToKG;Ff 4b {
R=48:XG3/K ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
=d<~:!) ss.dwCurrentState=SERVICE_PAUSED;
m+7%]$ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
ts_|7Ev ss.dwWin32ExitCode=NO_ERROR;
xT* 3QwK ss.dwCheckPoint=0;
Khv}q.)F ss.dwWaitHint=0;
ME!P{ _/ SetServiceStatus(ssh,&ss);
F4"bMN return;
d:vc)]M>f{ }
xL<c/B`-: void ServiceRunning(void)
^?\|2H {
9An\uH)mL ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
U6wy^!_X9 ss.dwCurrentState=SERVICE_RUNNING;
]Lg~I#/# ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
t>LSP$ ss.dwWin32ExitCode=NO_ERROR;
~#VDJ[Z ss.dwCheckPoint=0;
9vW]HOK ss.dwWaitHint=0;
[ g:cG SetServiceStatus(ssh,&ss);
y4 ]5z/ return;
#u+qV!4 }
s:_j,/H0A} /////////////////////////////////////////////////////////////////////////
pmurG void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
2h]CZD4 {
[4bE"u switch(Opcode)
W?!rqo2SP {
,CPAS}kS case SERVICE_CONTROL_STOP://停止Service
ez%:>r4 ServiceStopped();
?dv-`)S& break;
~Al3Dv9x case SERVICE_CONTROL_INTERROGATE:
@x
A^F%( SetServiceStatus(ssh,&ss);
:yi} CM4 break;
|=~mRqG }
lfd-!(tXD return;
JV4fL~ }
#h9Gl@| //////////////////////////////////////////////////////////////////////////////
t;PG //杀进程成功设置服务状态为SERVICE_STOPPED
U7g,@/Qx //失败设置服务状态为SERVICE_PAUSED
&w`Ho)P //
R47y/HG, void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
rK}sQ4z= {
1=9GV+`n ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
}hm_Ws if(!ssh)
Z!fbc#L6
{
ypemp=+(r ServicePaused();
-`z%<)!Y return;
>o`+j$j }
U H+#Nel+! ServiceRunning();
L})*ck Sleep(100);
x;} 25A| //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
31#jLWY'0 //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
UmMu|` if(KillPS(atoi(lpszArgv[5])))
{]0T ServiceStopped();
pStbj`Eq else
R- ,L"Vv ServicePaused();
ei=u$S. return;
<}c7E3Uc }
vpdPW %B /////////////////////////////////////////////////////////////////////////////
:f_oN3F p void main(DWORD dwArgc,LPTSTR *lpszArgv)
:P%?!'M {
m MWhUr SERVICE_TABLE_ENTRY ste[2];
7Lj:m.0O^ ste[0].lpServiceName=ServiceName;
c(b`eUOO ste[0].lpServiceProc=ServiceMain;
Bf+~&I#E ste[1].lpServiceName=NULL;
-ULgVGYKK ste[1].lpServiceProc=NULL;
![vy{U.:` StartServiceCtrlDispatcher(ste);
g3Hi5[-H return;
X_bB6A6 }
8WpNlB+:{ /////////////////////////////////////////////////////////////////////////////
{x..>
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
M%Vp_
0 下:
OUO'w6m! /***********************************************************************
dN:^RCFzS Module:function.c
vgg)f~ Date:2001/4/28
aCIz(3^ Author:ey4s
dNqj | Vu Http://www.ey4s.org =,qY\@fq ***********************************************************************/
<pKOFN%m #include
-'WR9M?fq ////////////////////////////////////////////////////////////////////////////
0(Z:QqpU$ BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
e.XD5~Ax {
H.]<fvP TOKEN_PRIVILEGES tp;
I3sfOU LUID luid;
+u5xK 4k<U5J if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
BNr%Q:Q {
2VX9FDrnk printf("\nLookupPrivilegeValue error:%d", GetLastError() );
60e{]}Z return FALSE;
gXn`! }
gQu!(7WLI tp.PrivilegeCount = 1;
X>o*eN tp.Privileges[0].Luid = luid;
>){}nlQf if (bEnablePrivilege)
v6! `H tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
-!M>;M@ else
IkA~+6UY tp.Privileges[0].Attributes = 0;
W>&*.3{v // Enable the privilege or disable all privileges.
8NE[L#k AdjustTokenPrivileges(
Uqj$itqUQ hToken,
=eDC{/K FALSE,
i=rA;2> &tp,
;yjw(OAI* sizeof(TOKEN_PRIVILEGES),
I*a.!/$) (PTOKEN_PRIVILEGES) NULL,
Ytqx0 (PDWORD) NULL);
Hl{ul'o // Call GetLastError to determine whether the function succeeded.
g_>E5z. if (GetLastError() != ERROR_SUCCESS)
n? =O@yq {
cf"!U+x printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
OH]45bd
&7 return FALSE;
Y<N#{)Q }
Kg /, return TRUE;
_Vt9ckaA }
hM="9]i. ////////////////////////////////////////////////////////////////////////////
MAX?,-x BOOL KillPS(DWORD id)
KZ65#UVX {
/1.Z=@ 7 HANDLE hProcess=NULL,hProcessToken=NULL;
q%]5/.J BOOL IsKilled=FALSE,bRet=FALSE;
e~,+rM __try
V! TGFo} {
opzlh@R
3 _o+OkvhU if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
8)Vl2z {
W4( printf("\nOpen Current Process Token failed:%d",GetLastError());
HB.:/5\ __leave;
-sDl[ }
A5%Now;.cf //printf("\nOpen Current Process Token ok!");
6-5{7E}/b if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
&H}Xk!q5b^ {
Y(T$k9%}+ __leave;
rF{,]U9` }
Zk|PQfi+ printf("\nSetPrivilege ok!");
H3iYE~^# z`u$C+Ov if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
:zO;E+s {
wsAb8U C_ printf("\nOpen Process %d failed:%d",id,GetLastError());
:qShP3 ^ __leave;
=t~]@?]1D }
N
PqO
b //printf("\nOpen Process %d ok!",id);
|GPYbxzc if(!TerminateProcess(hProcess,1))
K 4{[s
z {
7<2^8` printf("\nTerminateProcess failed:%d",GetLastError());
F`Z?$ 1 __leave;
*lheF>^ }
(58r9WhS IsKilled=TRUE;
+OSSgY$ }
j!0-3YKv __finally
x%W~@_ {
ds{)p<LpT if(hProcessToken!=NULL) CloseHandle(hProcessToken);
?01ru5ys/o if(hProcess!=NULL) CloseHandle(hProcess);
+I:/8,&-x }
#a]\3X return(IsKilled);
\t&8J+% }
91fZr //////////////////////////////////////////////////////////////////////////////////////////////
F<*zL:-Z 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:
/:,}hy+U /*********************************************************************************************
!SLfAFcS ModulesKill.c
oIE3`\xS Create:2001/4/28
9c0 Modify:2001/6/23
R-4#y%k< Author:ey4s
Vy=+G~ Http://www.ey4s.org Dv^M/z2&[ PsKill ==>Local and Remote process killer for windows 2k
k@>(sXs **************************************************************************/
)hVn/*mH #include "ps.h"
o?#-Tkb #define EXE "killsrv.exe"
y^
st
T^ #define ServiceName "PSKILL"
&*Kk>
4 Q
} 0_}W #pragma comment(lib,"mpr.lib")
w`=XoYQl~* //////////////////////////////////////////////////////////////////////////
#??[;xjs! //定义全局变量
T7Ju7_q} SERVICE_STATUS ssStatus;
~eiD(04^r* SC_HANDLE hSCManager=NULL,hSCService=NULL;
"b)EH/s BOOL bKilled=FALSE;
Kz]\o"K char szTarget[52]=;
1@~ 1vsJ //////////////////////////////////////////////////////////////////////////
eG.s|0` BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
"412w^5[T BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
,kFp%qNj BOOL WaitServiceStop();//等待服务停止函数
WK{F BOOL RemoveService();//删除服务函数
f|j<Mj+\ /////////////////////////////////////////////////////////////////////////
?+{_x^ int main(DWORD dwArgc,LPTSTR *lpszArgv)
G6\`Iy68/v {
S]&aDg1y} BOOL bRet=FALSE,bFile=FALSE;
!rZZ/M"i char tmp[52]=,RemoteFilePath[128]=,
- Sn]` szUser[52]=,szPass[52]=;
CRNt5T>qH HANDLE hFile=NULL;
C_h$$G{S( DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
6y{CM/DC \r3SvBwhFv //杀本地进程
diKl}V#u if(dwArgc==2)
q$<VLrx {
"5\6`\/ if(KillPS(atoi(lpszArgv[1])))
}/L#<n`Z printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
*A0d0M]cg else
R|*Eg,1g - printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
IfP?+yPa lpszArgv[1],GetLastError());
G//hZwf0 return 0;
lxR]Bh+ }
@)ls+}=Y //用户输入错误
m1sV~"v; else if(dwArgc!=5)
hw B9N {
pqohLA printf("\nPSKILL ==>Local and Remote Process Killer"
!bn=b>+ "\nPower by ey4s"
&}#zG5eu "\nhttp://www.ey4s.org 2001/6/23"
]KUeSg| "\n\nUsage:%s <==Killed Local Process"
hij
9r z "\n %s <==Killed Remote Process\n",
>`` lpszArgv[0],lpszArgv[0]);
z6Nz)$!_i return 1;
J)H*tzg }
TCkMJs? //杀远程机器进程
Dh68=F0 strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
J7kqyo" strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
a3Xd~Qs strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
{?}^HW9{ 5'|W(yR} //将在目标机器上创建的exe文件的路径
;[:IC^9fv sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
gA] 3h8%w __try
*(Z\"o! {
GgtYO4, //与目标建立IPC连接
Vf$$e) if(!ConnIPC(szTarget,szUser,szPass))
E>u U6#v {
VMu?mqEa printf("\nConnect to %s failed:%d",szTarget,GetLastError());
m mH
xPd return 1;
EO/41O }
]na$n[T/I printf("\nConnect to %s success!",szTarget);
NBw{ //在目标机器上创建exe文件
:8A@4vMS)? {WTy/$ Qk hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
xg'xuz$U E,
dleCh+ny? NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
T^#d\2 if(hFile==INVALID_HANDLE_VALUE)
$qR@;= {
}>b@=5O printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
NE|Q0g __leave;
}V 4u`= }
8\+DSA //写文件内容
`~NjBtQ while(dwSize>dwIndex)
G#1W":|` {
vPrlRG6 D8WKy if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
@z`eqG,'] {
@=BApuer+ printf("\nWrite file %s
cG1iO: failed:%d",RemoteFilePath,GetLastError());
x+[ATZ([ __leave;
#[Rs&$vQm }
&_\;p-1: dwIndex+=dwWrite;
RW<4", }
&