Analysis by: Leidryn Saludez
ALIASES:

HEUR:WebToolbar.Win32.SoftonicDownloader.gen (KASPERSKY)

 PLATFORM:

Windows

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

  • Threat Type: Potentially Unwanted Application

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

Infection Channel: Downloaded from the Internet, Dropped by other malware

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

It does not have any propagation routine.

It does not have any backdoor routine.

As of this writing, the said sites are inaccessible.

It does not have any information-stealing capability.

  TECHNICAL DETAILS

File Size: 319,544 bytes
File Type: EXE
File Compression: UPX
Memory Resident: No
Initial Samples Received Date: 17 Jul 2024
Payload: Connects to URLs/IPs

Arrival Details

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

Propagation

This Potentially Unwanted Application does not have any propagation routine.

Backdoor Routine

This Potentially Unwanted Application does not have any backdoor routine.

Rootkit Capabilities

This Potentially Unwanted Application does not have rootkit capabilities.

Download Routine

This Potentially Unwanted Application connects to the following URL(s) to download its component file(s):

  • http://{BLOCKED}r.softonic.jp/universaldownloader-prefetch?id_version=
  • https://{BLOCKED}er.softonic.jp/universaldownloader-prefetch?id_version=

As of this writing, the said sites are inaccessible.

Information Theft

This Potentially Unwanted Application does not have any information-stealing capability.

Other Details

This Potentially Unwanted Application does the following:

  • It displays the following window upon execution:

  SOLUTION

Minimum Scan Engine: 9.800
SSAPI PATTERN File: 2.747.00
SSAPI PATTERN Date: 25 Jul 2024

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

Scan your computer with your Trend Micro product to delete files detected as PUA.Win32.SoftonicDownloader.F. 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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