TROJ_SEFNIT.NWJX
Windows

Threat Type: Trojan
Destructiveness: No
Encrypted: Yes
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 is a component of other malware.
It gathers certain information on the affected computer.
It requires its main component to successfully perform its intended routine.
TECHNICAL DETAILS
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.
Installation
This Trojan is a component of other malware.
Information Theft
This Trojan gathers the following information on the affected computer:
- Machine GUID
- User Name
- Volumn Information
- Computer Name
Other Details
This Trojan requires its main component to successfully perform its intended routine.
NOTES:
This Trojan searches for the following files that have the same file name and uses any of the of these extensions:
- .txt
- .idx
- .lck
- .dat
- {malware path}\{malware name}.{ext}
The said component file is then loaded and executed by this malware. Thus, payloads may vary depending on the component file executed by the malware.
SOLUTION
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
Scan your computer with your Trend Micro product to delete files detected as TROJ_SEFNIT.NWJX. 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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