Analysis by: Jimelle Monteser
ALIASES:

Virus.Win32.CeeInject (Ikarus), Trojan.Win32.Inject.guuu (Kaspersky), VirTool:Win32/CeeInject.gen!KK (Microsoft)

 PLATFORM:

Windows 2000, Windows Server 2003, Windows XP (32-bit, 64-bit), Windows Vista (32-bit, 64-bit), Windows 7 (32-bit, 64-bit)

 OVERALL RISK RATING:
 DAMAGE POTENTIAL:
 DISTRIBUTION POTENTIAL:
 REPORTED INFECTION:
 INFORMATION EXPOSURE:

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

This Trojan arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

It requires its main component to successfully perform its intended routine.

  TECHNICAL DETAILS

File Size: 96,057 bytes
File Type: EXE
Memory Resident: Yes
Initial Samples Received Date: 18 Dec 2013

Arrival Details

This Trojan arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

Other System Modifications

This Trojan adds the following registry keys:

HKEY_CURRENT_USER\Software\Local-AppWizard-Generated Applications\
programs

HKEY_CURRENT_USER\Software\Local-AppWizard-Generated Applications\
programs\Recent File List

HKEY_CURRENT_USER\Software\Local-AppWizard-Generated Applications\
programs\Settings

HKEY_CURRENT_USER\Software\Local-AppWizard-Generated Applications

Other Details

This Trojan requires its main component to successfully perform its intended routine.

  SOLUTION

Minimum Scan Engine: 9.700
FIRST VSAPI PATTERN FILE: 10.480.02
FIRST VSAPI PATTERN DATE: 18 Dec 2013

Step 1

Before doing any scans, Windows XP, Windows Vista, and Windows 7 users must disable System Restore to allow full scanning of their computers.

Step 2

Restart in Safe Mode

[ Learn More ]

Step 3

Delete this registry key

[ Learn More ]

Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer's registry.

 
  • In HKEY_CURRENT_USER\Software
    • Local-AppWizard-Generated Applications

Step 4

Restart in normal mode and scan your computer with your Trend Micro product for files detected as TROJ_INJECT.DYS. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check this Knowledge Base page for more information.


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