ALIASES:

Trojan horse Generic_r.EEF (AVG)

 PLATFORM:

Windows

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

  • 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.

  TECHNICAL DETAILS

File Size: 395,264 bytes
File Type: EXE
Memory Resident: No
Initial Samples Received Date: 21 Oct 2014

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 entries:

HKEY_CLASSES_ROOT
CLSID\{C8B029DF-D402-4E79-A9A3-F0B4BD5DE980} = "Xigan.Exigacon class"

HKEY_CURRENT_USER
Software\ASProtect\SpecData = "B58023C8B58023C8"

HKEY_CURRENT_USER\Software\ASProtect\
SpecData
B58023C8B58023C8 = "{random values}"

This report is generated via an automated analysis system.

  SOLUTION

Minimum Scan Engine: 9.700

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

Delete this registry value

[ 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_CLASSES_ROOT
    • CLSID\{C8B029DF-D402-4E79-A9A3-F0B4BD5DE980} = "Xigan.Exigacon class"
  • In HKEY_CURRENT_USER
    • Software\ASProtect\SpecData = "B58023C8B58023C8"
  • In HKEY_CURRENT_USER\Software\ASProtect\SpecData
    • B58023C8B58023C8 = "{random values}"

Step 3

Scan your computer with your Trend Micro product to delete files detected as TROJ_GAMARUE.JS. 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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