Sophos

Troj/Zlob-I

Aliases
  • Trojan-Downloader.Win32.Zlob.i
Category
Type
What to do
Prevalence low high

Summary

 
Affected operating systems Windows
Characteristics
  • Installs itself in the registry
Protection available since 3 May 2005 12:49:44 (GMT)
Detected by All Sophos products
  • Endpoint Security and Control 9.0
  • Small business solutions 4.0

Action

More Information

Troj/Zlob-I is a Trojan that attempts to download further malicious code. Troj/Zlob-I is a Trojan that attempts to download further malicious code.

The Trojan attempts to set itself to run on system startup by creating the following registry entry:

HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\explorer\run
notepad.exe
msmsgs.exe

Troj/Zlob-I also adds MSMSGS.EXE to the following registry entry in order to run itself on system startup:

HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon
Shell

Troj/Zlob-I creates a registry entry at the following location:

HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion
uuid

Troj/Zlob-I attempts to stealth itself by injecting itself into EXPLORER.EXE or by registering itself as a service process.

Troj/Zlob-I may store downloaded files in the LogFiles subfolder of the Windows system folder.

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