Analysis by: Michael Jhon Ofiaza
 PLATFORM:

Windows

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

  • Threat Type: Exploit

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

Canal de infección Downloaded from the Internet, Dropped by other malware

This malware is implicated as an exploit for the zero-day vulnerability in Adobe Flash Player known as CVE-2018-15982. This exploit made its rounds via drive-by downloads.

This Exploit arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

It takes advantage of certain vulnerabilities.

  TECHNICAL DETAILS

Tamaño del archivo 4,178 bytes
Tipo de archivo SWF
Residente en memoria No
Fecha de recepción de las muestras iniciales 21 Jan 2019
Carga útil Executes files

Arrival Details

This Exploit arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

Other Details

This Exploit requires the existence of the following files to properly run:

  • {Malware Path}\LOG.dat
  • {Malware Path}\LOGS.dat

It does the following:

  • Uncompress and executes the following files:
    • {Malware Path}\LOG.dat
    • {Malware Path}\LOGS.dat

It takes advantage of the following vulnerabilities:

  SOLUTION

Motor de exploración mínimo 9.850
Primer archivo de patrones de VSAPI 14.764.07
Primera fecha de publicación de patrones de VSAPI 21 Jan 2019
Versión de patrones OPR de VSAPI 14.765.00
Fecha de publicación de patrones OPR de VSAPI 22 Jan 2019

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 TROJAN.SWF.CVE201815982.AC. 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:

Step 3

Download and apply this security patch Refrain from using these products until the appropriate patches have been installed. Trend Micro advises users to download critical patches upon release by vendors.  CVE-2018-15982


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