Sophos

Troj/Bckdr-ZLA

Category
Type
What to do
Prevalence low high

Summary

 
Affected operating systems Windows
Characteristics
  • Installs itself in the registry
Included in our products from May 2008 (4.29)
Protection available since 7 April 2008 08:57:58 (GMT)
Detected by All Sophos products

Action

More Information

Troj/Bckdr-ZLA is a backdoor Trojan for the Windows platform.

Troj/Bckdr-ZLA has the capabilities to:
- download code into system folder
- flood remote hosts in DDos attacks

When first run Troj/Bckdr-ZLA copies itself to the Windows system folder.

Troj/Bckdr-ZLA is registered as a new system driver service named "WindowsRemote", with a display name of "Windows Accounts Driver" and a startup type of SERVICE_AUTO_START, so that it is started automatically during system startup. Registry entries are created under:
HKLM\SYSTEM\CurrentControlSet\Services\WindowsRemote

HKLM\SYSTEM\CurrentControlSet\Services\WindowsRemote
Description
Network Connections Management

HKLM\SYSTEM\CurrentControlSet\Services\WindowsRemote
DisplayName
Windows Accounts Driver

HKLM\SYSTEM\CurrentControlSet\Services\WindowsRemote
ErrorControl
0

HKLM\SYSTEM\CurrentControlSet\Services\WindowsRemote
ImagePath
<system folder>\<current filename>.exe

HKLM\SYSTEM\CurrentControlSet\Services\WindowsRemote
ObjectName
LocalSystem

HKLM\SYSTEM\CurrentControlSet\Services\WindowsRemote
Start
2

HKLM\SYSTEM\CurrentControlSet\Services\WindowsRemote
Type
16

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