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Post-infection registry repair


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Posted

I've had a couple of malicious software infections. Specifically, Windows

malicious software removal tool reported finding and removing Horst.v, then

ClamAV reported finding and removing Trojan.Agent-54500. Afterwards, I've

noticed that some of the registry manipulations listed at

<http://www.threatexpert.com/report.aspx?md5=9ff130ceea045a43416c50a739510b6a> have happened. At the moment, I'm particularly concened that:

 

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\system\DisableTaskMgr

 

and

 

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\system\DisableRegistryTools

 

were set to 1. I can set them back to 0 with a third-party tool (chntpw),

but as soon as any particular user logs in, they get set to 1 again for that

user. Any ideas how to proceed, please?

 

Thanks,

 

DanH

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Guest David H. Lipman
Posted

From: "DanH" <DanH@discussions.microsoft.com>

 

 

| I've had a couple of malicious software infections. Specifically, Windows

| malicious software removal tool reported finding and removing Horst.v, then

| ClamAV reported finding and removing Trojan.Agent-54500. Afterwards, I've

| noticed that some of the registry manipulations listed at

| <http://www.threatexpert.com/report.aspx?md5=9ff130ceea045a43416c50a739510b6a> have

| happened. At the moment, I'm particularly concened that:

| HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\system\

| DisableTaskMgr

 

| and

| HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\system\

| DisableRegistryTools

 

| were set to 1. I can set them back to 0 with a third-party tool (chntpw),

| but as soon as any particular user logs in, they get set to 1 again for that

| user. Any ideas how to proceed, please?

 

| Thanks,

 

| DanH

 

 

You are still infected!

 

Download, install, update and scan with Malwarebytes Anti-Malware

http://www.malwarebytes.org/mbam/program/mbam-setup.exe

 

 

--

Dave

http://www.claymania.com/removal-trojan-adware.html

Multi-AV - http://www.pctipp.ch/downloads/dl/35905.asp

Posted

"David H. Lipman" wrote:

<span style="color:blue">

> From: "DanH" <DanH@discussions.microsoft.com>

> </span>

<span style="color:blue">

> You are still infected!</span>

 

Thank you. Of course, you must be right - otherwise there wouldn't still be

unauthorized fiddlings with my registry taking place. But I've been through

the filesystems super-thoroughly, using a scanner I trust, with

bang-up-to-date virus definitions, and found no intrinsically malicious

executables.

So I guess what I'm still infected with is a malicious config option,

presumably in a registry key I haven't looked at. I was hoping someone could

suggest names of registry keys that might be relevant.

 

Thanks again,

 

DanH

Guest David H. Lipman
Posted

From: "DanH" <DanH@discussions.microsoft.com>

 

| Thank you. Of course, you must be right - otherwise there wouldn't still be

| unauthorized fiddlings with my registry taking place. But I've been through

| the filesystems super-thoroughly, using a scanner I trust, with

| bang-up-to-date virus definitions, and found no intrinsically malicious

| executables.

| So I guess what I'm still infected with is a malicious config option,

| presumably in a registry key I haven't looked at. I was hoping someone could

| suggest names of registry keys that might be relevant.

 

| Thanks again,

 

| DanH

 

Withour real information one can not suggest where to look and the malware you may have

may not be identified by your un-named anti virus application.

 

--

Dave

http://www.claymania.com/removal-trojan-adware.html

Multi-AV - http://www.pctipp.ch/downloads/dl/35905.asp

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