PE_MEWSSPY.A-O

March 06, 2015
 Analysis by: Jaime Benigno Reyes
 ALIASES:

Virus.Win32.MewsSpy (Ikarus); W32/MewsSpy.Q!tr (Fortinet)

 PLATFORM:

Windows

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

  • Threat Type: File infector

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

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

  TECHNICAL DETAILS

File Size:

79,872 bytes

File Type:

EXE

Memory Resident:

No

Initial Samples Received Date:

26 Feb 2015

Arrival Details

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

NOTES:
It has coding errors that prevent it from properly executing its main routine.

  SOLUTION

Minimum Scan Engine:

9.750

FIRST VSAPI PATTERN FILE:

11.502.04

FIRST VSAPI PATTERN DATE:

26 Feb 2015

VSAPI OPR PATTERN File:

11.503.00

VSAPI OPR PATTERN Date:

27 Feb 2015

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 PE_MEWSSPY.A-O. 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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