HTML_PHISH.YTUDI

October 17, 2016
 Analysis by: Janus Agcaoili
 ALIASES:

HTML.Trojan-Stealer.Phish.BD (GData)

 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:

Downloaded from the Internet, Dropped by other malware

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 may be hosted on a website and run when a user accesses the said website.

It steals certain information from the system and/or the user.

  TECHNICAL DETAILS

File Size:

13,924 bytes

File Type:

HTML, HTM

Memory Resident:

No

Initial Samples Received Date:

12 Oct 2016

Payload:

Steals information, Connects to URLs/IPs

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.

It may be hosted on a website and run when a user accesses the said website.

Information Theft

This Trojan steals the following information:

  • Email Address
  • Email Password

Stolen Information

This Trojan sends the gathered information via HTTP POST to the following URL:

  • http://{BLOCKED}undantgraceogba.org/paged/man.php

Other Details

This Trojan does the following:

  • Accesses the following URL to get images for its fake web page:
    • http://{BLOCKED}undantgraceogba.org/paged/content/new_bg.jpg
    • http://{BLOCKED}undantgraceogba.org/paged/content/app_switcher.png
  • Upon execution, the user is presented with a fake PDF Cloud login web page:

  SOLUTION

Minimum Scan Engine:

9.800

FIRST VSAPI PATTERN FILE:

12.832.03

FIRST VSAPI PATTERN DATE:

12 Oct 2016

VSAPI OPR PATTERN File:

12.833.00

VSAPI OPR PATTERN Date:

13 Oct 2016

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

Note that not all files, folders, and registry keys and entries are installed on your computer during this malware's/spyware's/grayware's execution. This may be due to incomplete installation or other operating system conditions. If you do not find the same files/folders/registry information, please proceed to the next step.

Step 3

Close all opened browser windows

Step 4

Scan your computer with your Trend Micro product to delete files detected as HTML_PHISH.YTUDI. 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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