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。
<CH7jbK OK!那如何杀掉远程进程呢?说起来有点复杂,但其实也不难。
x JepDCUJ> <1>与远程系统建立IPC连接
:0vNg:u+ <2>在远程系统的系统目录admin$\system32中写入一个文件killsrv.exe
sF} E=lY <3>调用函数OpenSCManager打开远程系统的Service Control Manager[SCM]
3<'n>' <4>调用函数CreateService在远程系统创建一个服务,服务指向的程序是在<2>中写入的程序killsrv.exe
|w:\fK[ <5>调用函数StartService启动刚才创建的服务,把想杀掉的进程的ID作为参数传递给它
ho0T$hB <6>服务启动后,killsrv.exe运行,杀掉进程
bS0LjvY9g <7>清场
>uI|S 嗯!这样看来,我们需要两个程序了。Killsrv.exe的源代码如下:
Kj}}O2 /***********************************************************************
38f9jF%7j Module:Killsrv.c
dM$]OAT Date:2001/4/27
_E?(cWC Author:ey4s
"V^(i%E; Http://www.ey4s.org 'g$|:bw/ ***********************************************************************/
.m4K ]^m #include
\BS^="AcpP #include
0lW}l9}'- #include "function.c"
x0 j$]$ #define ServiceName "PSKILL"
g#H#i~E^ hd '!f SERVICE_STATUS_HANDLE ssh;
0z%]HlPg SERVICE_STATUS ss;
6>KDK<5NQ /////////////////////////////////////////////////////////////////////////
3s$m0 void ServiceStopped(void)
-\r*D#aHBN {
VpD9!;S ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
NL~} ss.dwCurrentState=SERVICE_STOPPED;
iJ#sg+ ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
2.CI^.5& ss.dwWin32ExitCode=NO_ERROR;
z*kn.sW ss.dwCheckPoint=0;
92S<TAdPP ss.dwWaitHint=0;
5Rc
5/ m SetServiceStatus(ssh,&ss);
*}LYMrP return;
fUE jl }
2!l)%F` /////////////////////////////////////////////////////////////////////////
P,*R@N void ServicePaused(void)
&"25a[x{B {
"y62Wo6m) ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
]$Z aS\m ss.dwCurrentState=SERVICE_PAUSED;
P=V~/,>SZ! ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
)<!y_;$A ss.dwWin32ExitCode=NO_ERROR;
qQ^]z8g6P ss.dwCheckPoint=0;
obY5taOw ss.dwWaitHint=0;
5B"j\TwQ SetServiceStatus(ssh,&ss);
O'_D*? return;
#N7@p}P }
"tm2YUG},s void ServiceRunning(void)
z}kD:A)a {
``0knr < ss.dwServiceType=SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS;
(L
q^C= ss.dwCurrentState=SERVICE_RUNNING;
"S*lI^8Z! ss.dwControlsAccepted=SERVICE_ACCEPT_STOP;
@y)fR.!)1$ ss.dwWin32ExitCode=NO_ERROR;
Azu$F5G!n ss.dwCheckPoint=0;
:Oy9`vv ss.dwWaitHint=0;
v vOG]2z SetServiceStatus(ssh,&ss);
& [4Gv61 return;
_g
3hXsA }
0f1*#8-6 /////////////////////////////////////////////////////////////////////////
XlR.Y~ void WINAPI servier_ctrl(DWORD Opcode)//服务控制程序
BQ &|=a6 {
;}1*M ! switch(Opcode)
Z^s&] {
mpN|U(n case SERVICE_CONTROL_STOP://停止Service
uh@ZHef[l ServiceStopped();
# M%-q8 break;
>u~
l_? case SERVICE_CONTROL_INTERROGATE:
TLw.rEN!; SetServiceStatus(ssh,&ss);
>f74]J=V break;
0o c5ahp }
L%I@HB9-Q0 return;
UoBmS5 }
He~)i)co //////////////////////////////////////////////////////////////////////////////
jDOB(fE //杀进程成功设置服务状态为SERVICE_STOPPED
qfx= //失败设置服务状态为SERVICE_PAUSED
FG'F]fc% //
?/5WM% void WINAPI ServiceMain(DWORD dwArgc,LPTSTR *lpszArgv)
3~%9;.I3! {
1s/t}J~zZ ssh=RegisterServiceCtrlHandler(ServiceName,servier_ctrl);
SW#
5px` if(!ssh)
4h|sbB"t {
K-Y;[+#g1o ServicePaused();
@tR:}J*9s return;
0%#ZupN }
&O7]e3Ej ServiceRunning();
p^<*v8,~7 Sleep(100);
g>u{H: //注意,argv[0]为此程序名,argv[1]为pskill,参数需要递增1
/X; [
9& //argv[2]=target,argv[3]=user,argv[4]=pwd,argv[5]=pid
aF]4%E if(KillPS(atoi(lpszArgv[5])))
#J#x,BLI ServiceStopped();
+VCG/J else
#px74EeI\ ServicePaused();
?45bvkCT return;
2tMe# V }
\mbm$E+X /////////////////////////////////////////////////////////////////////////////
sWa`-gc void main(DWORD dwArgc,LPTSTR *lpszArgv)
}f?$QSF {
W&T-E, SERVICE_TABLE_ENTRY ste[2];
M4~^tML>Ey ste[0].lpServiceName=ServiceName;
.SAOE'Foo ste[0].lpServiceProc=ServiceMain;
Lzm9Kh; ste[1].lpServiceName=NULL;
W;P8=q ste[1].lpServiceProc=NULL;
:G!i]1x< StartServiceCtrlDispatcher(ste);
o]u,<bM$ return;
tHgu#k0 }
$~W=)f9 /////////////////////////////////////////////////////////////////////////////
WzDL(~m+Z function.c中有两个函数,一个是提升权限的,一个是提供进程ID,杀进程的。代码如
3"!h+dXw 下:
o'+p,_y9Y@ /***********************************************************************
S ( e]@ Module:function.c
DI"KH)XD Date:2001/4/28
ckykRqk} Author:ey4s
/m"O.17N Http://www.ey4s.org `bY>f_5+ ***********************************************************************/
8eGq.+5G #include
k[#<=G_=/E ////////////////////////////////////////////////////////////////////////////
ae_Y?g+3 BOOL SetPrivilege(HANDLE hToken,LPCTSTR lpszPrivilege,BOOL bEnablePrivilege)
Z8IY!d {
4L)#ku$jW TOKEN_PRIVILEGES tp;
THEpW{.E LUID luid;
' d' Dlg KW`^uoY$ if(!LookupPrivilegeValue(NULL,lpszPrivilege,&luid))
o"wvP~H {
g3B%}!| printf("\nLookupPrivilegeValue error:%d", GetLastError() );
zZR_&z< return FALSE;
pL2P
. }
=hL;Q@inb tp.PrivilegeCount = 1;
~XU%_Hz tp.Privileges[0].Luid = luid;
J[ ;g
\ if (bEnablePrivilege)
&6deds
tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
f=:ycd! else
"Tt5cqUQoY tp.Privileges[0].Attributes = 0;
x
*:v]6y // Enable the privilege or disable all privileges.
]L)l5@5^ AdjustTokenPrivileges(
g6aIS^mU hToken,
GO4IAUA FALSE,
,58XLu &tp,
{8]Yqx)1]] sizeof(TOKEN_PRIVILEGES),
Lp31Y .4 (PTOKEN_PRIVILEGES) NULL,
)seeBm-` (PDWORD) NULL);
.=G?Zd // Call GetLastError to determine whether the function succeeded.
"}*5'e.* if (GetLastError() != ERROR_SUCCESS)
_?~EWT {
F)K&a printf("AdjustTokenPrivileges failed: %u\n", GetLastError() );
#w]UP#^io return FALSE;
y Ny,$1 }
9696EQ,I return TRUE;
uE E;~`G }
ERTjY%A ////////////////////////////////////////////////////////////////////////////
}B1f_T BOOL KillPS(DWORD id)
D`c&Q4$: {
o{]2W `0r HANDLE hProcess=NULL,hProcessToken=NULL;
Y[sBVz'j5 BOOL IsKilled=FALSE,bRet=FALSE;
[Z]%jABR __try
-<0xS.^ {
88uoA6Y8h 10}<n_I if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ALL_ACCESS,&hProcessToken))
-8zdkm8k {
tEuVn5 printf("\nOpen Current Process Token failed:%d",GetLastError());
:Eb=jWA __leave;
s$g3__|Y }
p`qy57 //printf("\nOpen Current Process Token ok!");
@V}!elV if(!SetPrivilege(hProcessToken,SE_DEBUG_NAME,TRUE))
+,c]FAx4 {
v]h^0WU __leave;
3le$0f:O }
.D3k(zZ printf("\nSetPrivilege ok!");
'><I|c} DMdVE P"m if((hProcess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,id))==NULL)
tn38T% {
u7nTk'#r printf("\nOpen Process %d failed:%d",id,GetLastError());
He9Er __leave;
#=uV, dw }
u(W>HVEG //printf("\nOpen Process %d ok!",id);
vC^Ul if(!TerminateProcess(hProcess,1))
QtHK`f>4#n {
1`Z:/]hl printf("\nTerminateProcess failed:%d",GetLastError());
joA>-k04 __leave;
nPW=m`jG }
q x5jaa3 IsKilled=TRUE;
W\EvMV" }
4|/}~9/ __finally
8hV>Q {
\ gO!6 if(hProcessToken!=NULL) CloseHandle(hProcessToken);
O>y*u 8 if(hProcess!=NULL) CloseHandle(hProcess);
Xk] uXx:TN }
!&adO,jN+= return(IsKilled);
%`bn=~T^ }
+v+Dkyf:V //////////////////////////////////////////////////////////////////////////////////////////////
)tm%0z7R 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:
2WUl8?f2Y /*********************************************************************************************
1<G, 0Lt ModulesKill.c
gySl.cxt Create:2001/4/28
]P*H,&I`# Modify:2001/6/23
U!
$/'Xi9 Author:ey4s
hG2WxYk Http://www.ey4s.org |mQC-=6t;Y PsKill ==>Local and Remote process killer for windows 2k
5fq4[a **************************************************************************/
(M#m BS #include "ps.h"
P"{yV?CNg #define EXE "killsrv.exe"
@$fvhEkrT@ #define ServiceName "PSKILL"
RF }R~m9] oH(a*i #pragma comment(lib,"mpr.lib")
zDf96eK //////////////////////////////////////////////////////////////////////////
;$vVYC //定义全局变量
S&F[\4w5] SERVICE_STATUS ssStatus;
|R;` SC_HANDLE hSCManager=NULL,hSCService=NULL;
m1D,#=C,_ BOOL bKilled=FALSE;
8b"vXNB.f char szTarget[52]=;
':|E$@$W //////////////////////////////////////////////////////////////////////////
mKJO?7tj BOOL ConnIPC(char *,char *,char *);//建立IPC连接函数
gI/SA BOOL InstallService(DWORD,LPTSTR *);//安装服务函数
"^)$MAZ BOOL WaitServiceStop();//等待服务停止函数
*7{{z%5Pu BOOL RemoveService();//删除服务函数
hAJ^(| /////////////////////////////////////////////////////////////////////////
*SYuq) int main(DWORD dwArgc,LPTSTR *lpszArgv)
4N)45@jk[ {
F?Fxm*Wa/ BOOL bRet=FALSE,bFile=FALSE;
5Mp$u756 char tmp[52]=,RemoteFilePath[128]=,
TB_OFbI2 szUser[52]=,szPass[52]=;
=, 64Qbau HANDLE hFile=NULL;
pmiC|F83!8 DWORD i=0,dwIndex=0,dwWrite,dwSize=sizeof(exebuff);
yujv^2/ A
|P
wm` //杀本地进程
z(#CO<C.t if(dwArgc==2)
J;k8 a2$_ {
J u"/#@ if(KillPS(atoi(lpszArgv[1])))
Wb5n> * printf("\nLoacl Process %s have beed killed!",lpszArgv[1]);
PKZMuEEy, else
-n:;/ere7- printf("\nLoacl Process %s can't be killed!ErrorCode:%d",
g*WY kv lpszArgv[1],GetLastError());
3F9 dr@I.7 return 0;
,Vy_%f }
$\aJ.N6rb //用户输入错误
To;r#h else if(dwArgc!=5)
8w ]'U {
zUA
- printf("\nPSKILL ==>Local and Remote Process Killer"
G%dzJpC(
"\nPower by ey4s"
]4Q~x "\nhttp://www.ey4s.org 2001/6/23"
6RfS_ "\n\nUsage:%s <==Killed Local Process"
MFz6y":~ "\n %s <==Killed Remote Process\n",
+.a->SZ5" lpszArgv[0],lpszArgv[0]);
]V,#>' return 1;
Yq:+.UU }
82YZN5S3]3 //杀远程机器进程
@`nU=kY/ strncpy(szTarget,lpszArgv[1],sizeof(szTarget)-1);
z>HM$n`YD strncpy(szUser,lpszArgv[2],sizeof(szUser)-1);
^qtJcMK+hq strncpy(szPass,lpszArgv[3],sizeof(szPass)-1);
${tBu#$-d 'DUYf5nF //将在目标机器上创建的exe文件的路径
L-|u=c-6 sprintf(RemoteFilePath,"\\%s\admin$\system32\%s",szTarget,EXE);
E8.1jCL>{" __try
VO<P9g$UD {
~Efi|A/ //与目标建立IPC连接
fS4 Ru if(!ConnIPC(szTarget,szUser,szPass))
EdCcnl?R6 {
A<-3u printf("\nConnect to %s failed:%d",szTarget,GetLastError());
+
7nA; C return 1;
#U6~U6@ }
,o\~d?4 printf("\nConnect to %s success!",szTarget);
-K4 uqUp //在目标机器上创建exe文件
>L^2Z* -l<[CI hFile=CreateFile(RemoteFilePath,GENERIC_ALL,FILE_SHARE_READ|FILE_SHARE_WRIT
]eI|_O^u E,
)5x,-m@ NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
rs@qC>_C0 if(hFile==INVALID_HANDLE_VALUE)
`jT1R!$3F {
i+|/V[ printf("\nCreate file %s failed:%d",RemoteFilePath,GetLastError());
H6Kt^s<6xu __leave;
zrV~7$HL }
uXdR-@80* //写文件内容
(X|lK.W y while(dwSize>dwIndex)
CMfR&G,) {
-V52?Hq }^PdW3O*m, if(!WriteFile(hFile,&exebuff[dwIndex],dwSize-dwIndex,&dwWrite,NULL))
2*Mu"v, {
\7q>4[ printf("\nWrite file %s
AE4>pzBe failed:%d",RemoteFilePath,GetLastError());
Y~
Nt9L __leave;
mam(h{f$ }
Ns-3\~QSi dwIndex+=dwWrite;
F"a31`L>H }
mk
+BeK //关闭文件句柄
'.zr:l CloseHandle(hFile);
!%'c$U2 bFile=TRUE;
2w:cdAv$ //安装服务
_'P!>C! if(InstallService(dwArgc,lpszArgv))
I z)~h>-F {
Cce{aY //等待服务结束
74a>}+" if(WaitServiceStop())
\)BDl {
/pz(s+4= //printf("\nService was stoped!");
#po}Y }
0GnbE2& else
6}q# c {
$1myf Z //printf("\nService can't be stoped.Try to delete it.");
I< Rai" }
bdr!|WZ Sleep(500);
y_Nn%(j //删除服务
+WSM<