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Trojan.HTML.PHISH.TIAOOHTR

July 16, 2020
 Analysis by: Paul Steven Nadera
 ALIASES:

HTML/Phishing.DHL.B trojan (NOD32); Phishing.HTML.Doc (Ikarus); HTML/Phishing.DHL!tr (Fortinet)

 PLATFORM:

Windows

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

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

Infection Channel:

Downloaded from the Internet


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 does not have any propagation routine.

It does not have any backdoor routine.

  TECHNICAL DETAILS

File Size:

4,297 bytes

File Type:

HTML, HTM

Memory Resident:

No

Initial Samples Received Date:

02 Jul 2019

Payload:

Displays windows

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.

Propagation

This Trojan does not have any propagation routine.

Backdoor Routine

This Trojan does not have any backdoor routine.

Rootkit Capabilities

This Trojan does not have rootkit capabilities.

Other Details

This Trojan does the following:

  • Sends the gathered informaton via POST method to a webhosted malicious file detected as Trojan.PHP.PHISH.CNQ
  • Connects to the following website(s) to get images and logos of legitimate companies:
    • http://www.dhl.com/img/favicon.gif
    • http://www.dhl.com/img/modules/5_1_dhl_global_locator_all_340_187.gif
    • http://www.dhl.com/img/meta/dhl_logo.gif
    • http://mimg.126.net/logo/126logo.gif
    • http://p.ebaystatic.com/aw/pics/logos/logoEbay_x45.gif
    • http://img3.cache.netease.com/www/logo/logo_png.png
    • https://www.google.com/images/logos/mail_logo.png
    • https://secure.wlxrs.com/~Live.SiteContent.ID/~16.0.2/~/~/~/~/images/WindowsLive.png
    • http://mimg.yeah.net/logo/yeahlogo_middle.gif
    • http://l.yimg.com/a/i/ww/met/yahoo_logo_us_061509.png

It does not exploit any vulnerability.

NOTES:

  • It shows the following to trick the users into typing their credentials:
  • Displays the following message when email textbox is left blank upon submitting:
  • Displays the following message when password textbox is left blank upon submitting:

  SOLUTION

Minimum Scan Engine:

9.850

FIRST VSAPI PATTERN FILE:

16.104.04

FIRST VSAPI PATTERN DATE:

15 Jul 2020

VSAPI OPR PATTERN File:

16.105.00

VSAPI OPR PATTERN Date:

16 Jul 2020

Step 1

Before doing any scans, Windows 7, Windows 8, Windows 8.1, and Windows 10 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 Trojan.HTML.PHISH.TIAOOHTR. 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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