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Virus.Win64.EXPIRO.CMF

October 20, 2022
 ALIASES:

W64/Expiro.CU(FORTINET)

 PLATFORM:

Windows

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

  • Threat Type: Virus

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

Infection Channel:

Downloaded from the Internet, Dropped by other malware

This Virus 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:

4,775,424 bytes

File Type:

EXE

Memory Resident:

No

Payload:

Connects to URLs/IPs, Drops files, Steals information

Arrival Details

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

Installation

This Virus drops the following files:

  • %Appication Data%\{Random Character}.bin

Information Theft

This Virus gathers the following data:

  • Username
  • Computer Name
  • Drive Information
  • System Language
  • OS Information

Stolen Information

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

  • {BLOCKED}nvd.biz

Other Details

This Virus does the following:

  • it creates a pipe named:
    • \\pipe\Log_ServerNamePipe
  • It requires being executed with a specific components in order to proceed with its intended routine.

  SOLUTION

Minimum Scan Engine:

9.800

FIRST VSAPI PATTERN FILE:

17.842.04

FIRST VSAPI PATTERN DATE:

29 Sep 2022

VSAPI OPR PATTERN File:

17.843.00

VSAPI OPR PATTERN Date:

30 Sep 2022

Step 1

Before doing any scans, Windows 7, Windows 8, Windows 8.1, and Windows 10 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

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.  
  • %Appication Data%\{Random Character}.bin

Step 4

Scan your computer with your Trend Micro product to delete files detected as Virus.Win64.EXPIRO.CMF. 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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