TROJ_IFRAME.GIM

July 05, 2018
 Analysis by: John Anthony Banes
 ALIASES:

Trojan.Iframe.ATD (Kaspersky); Trojan:Win32/Jpgiframe.A (Microsoft)

 PLATFORM:

Windows

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

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

Infection Channel:

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.

This is the Trend Micro detection for files that contain malicious IFRAME tags. However, as of this writing, the said sites are inaccessible.

  TECHNICAL DETAILS

File Size:

13,172 bytes

File Type:

JPG, JPEG

Memory Resident:

No

Initial Samples Received Date:

14 Jun 2018

Payload:

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.

Other Details

This is the Trend Micro detection for files that contain malicious IFRAME tags.

It connects to the following possibly malicious URL:

  • http://www.{BLOCKED}.{BLOCKED}

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

  SOLUTION

Minimum Scan Engine:

9.850

FIRST VSAPI PATTERN FILE:

14.316.02

FIRST VSAPI PATTERN DATE:

15 Jun 2018

VSAPI OPR PATTERN File:

14.317.80

VSAPI OPR PATTERN Date:

16 Jun 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 TROJ_IFRAME.GIM. 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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