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PE_FLOXIF.E

February 02, 2015
 Modified by: Homer Pacag
 ALIASES:

W32.Fixflo (Symantec);

 PLATFORM:

Windows

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

  • Threat Type: File infector

  • Destructiveness: No

  • Encrypted: Yes

  • In the wild: Yes

  OVERVIEW

Infection Channel:

Infects files


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:

1,881,213 bytes

File Type:

EXE

Memory Resident:

No

Initial Samples Received Date:

06 Dec 2014

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.

Dropping Routine

This file infector drops the following files:

  • %Program Files%\Common Files\System\symsrv.dll

(Note: %Program Files% is the Program Files folder, where it usually is C:\Program Files on all Windows operating system versions; C:\Program Files (x86) for 32-bit applications running on Windows 64-bit operating systems.)

NOTES:

This file infector infects .EXE and .DLL files found in the affected computer, as well as shared folders and removable drives.

  SOLUTION

Minimum Scan Engine:

9.700

FIRST VSAPI PATTERN FILE:

11.285.00

FIRST VSAPI PATTERN DATE:

18 Nov 2014

VSAPI OPR PATTERN File:

11.286.00

VSAPI OPR PATTERN Date:

18 Nov 2014

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

Search and delete this file

[ Learn More ]
There may be some files that are hidden. Please make sure you check the Search Hidden Files and Folders checkbox in the "More advanced options" option to include all hidden files and folders in the search result.
  • %Program Files%\Common Files\System\symsrv.dll

Step 3

Scan your computer with your Trend Micro product to clean files detected as PE_FLOXIF.E. 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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