Analysis by: Michael Jhon Ofiaza
ALIASES:

Trojan:Win32/Sonoko.A!ms (Microsoft) ; Troj/Phish-DBN (Sophos-lite)

 PLATFORM:

Windows

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

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted: Yes

  • In the wild: Yes

  OVERVIEW

Infection Channel: Spammed via email

This Trojan arrives as an attachment to email messages spammed by other malware/grayware or malicious users.

It redirects browsers to certain sites. However, as of this writing, the said sites are inaccessible.

  TECHNICAL DETAILS

File Size: 800 bytes
File Type: HTML, HTM
Memory Resident: No
Initial Samples Received Date: 06 Aug 2018

Arrival Details

This Trojan arrives as an attachment to email messages spammed by other malware/grayware or malicious users.

Other Details

This Trojan redirects browsers to the following sites:

  • http://{BLOCKED}hanhongai.com.vn/logon.xhtml.php

However, as of this writing, the said sites are inaccessible.

  SOLUTION

Minimum Scan Engine: 9.850
FIRST VSAPI PATTERN FILE: 14.434.04
FIRST VSAPI PATTERN DATE: 10 Aug 2018
VSAPI OPR PATTERN File: 14.435.00
VSAPI OPR PATTERN Date: 11 Aug 2018

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

Close all opened browser windows

Step 3

Scan your computer with your Trend Micro product to delete files detected as HTML_PHISH.TICOGEJ. 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 the following Trend Micro Support pages for more information:


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