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winthruster64.exe

WinThruster

Installer Wizard

The application winthruster64.exe, “WinThruster for Registry Cleaner” by Installer Wizard has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. It runs as a scheduled task under the Windows Task Scheduler triggered to execute each time a user logs in. While running, it connects to the Internet address web30.cluster.spamfighter.com on port 80 using the HTTP protocol.
Publisher:
Solvusoft Corporation  (signed by Installer Wizard)

Product:
WinThruster

Description:
WinThruster for Registry Cleaner

Version:
2.3.125.113

MD5:
972f6a923da037d8a2fc06d924aab6a2

SHA-1:
4cd96e5f5fcb301badd08ecfa90727b7571807e3

SHA-256:
1c9e2f9532c20172fda81e3d5bddc4d98cfca4e28087aca620aa42129b71f970

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
12/24/2024 11:53:35 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Solvusoft.Installer.Meta (L)
16.5.26.22

File size:
13.1 MB (13,707,712 bytes)

Product version:
2.3.125.113

Copyright:
(c) Solvusoft Corporation. All rights reserved.

Original file name:
WinThruster.exe

File type:
Executable application (Win64 EXE)

Language:
Language Neutral

Common path:
C:\Program Files\solvusoft\winthruster\winthruster64.exe

Digital Signature
Signed by:
Installer Wizard

Authority:
COMODO CA Limited

Valid from:
8/27/2013 1:00:00 AM

Valid to:
8/27/2016 12:59:59 AM

Subject:
CN=Installer Wizard, O=Installer Wizard, STREET=848 N. Rainbow Blvd., STREET="#3321", L=Las Vegas, S=NV, PostalCode=89107, C=US

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00936840633163DBE99483CEE1F9B95E45

File PE Metadata
Compilation timestamp:
10/29/2014 5:49:24 PM

OS version:
5.2

OS bitness:
Win64

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
393216:B1GJhccccccccccccccccccccccccccccccFcccccccccccccccccccccccccccq:B1kcO

Entry address:
0x167978

Entry point:
48, 83, EC, 28, E8, AB, 83, 00, 00, 48, 83, C4, 28, E9, 1A, FE, FF, FF, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, 66, 66, 0F, 1F, 84, 00, 00, 00, 00, 00, 48, 3B, 0D, C9, 64, 19, 00, 75, 11, 48, C1, C1, 10, 66, F7, C1, FF, FF, 75, 02, F3, C3, 48, C1, C9, 10, E9, 21, 84, 00, 00, CC, E9, DB, 85, 00, 00, CC, CC, CC, 48, 89, 5C, 24, 08, 57, 48, 83, EC, 20, 48, 8D, 05, 8F, DB, 0B, 00, 8B, DA, 48, 8B, F9, 48, 89, 01, E8, 46, 85, 00, 00, F6, C3, 01, 74, 08, 48, 8B, CF, E8, B1, 4E, FD, FF, 48, 8B, C7, 48, 8B...
 
[+]

Entropy:
4.3373

Code size:
2.1 MB (2,200,064 bytes)

Scheduled Task
Task name:
WinThruster64-Chloe and Robin-Startup

Trigger:
Logon (Runs on logon)


The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to web40.cluster.spamfighter.com  (91.192.52.195:80)

TCP (HTTP):
Connects to web20.cluster.spamfighter.com  (91.192.52.198:80)

TCP (HTTP):
Connects to web30.cluster.spamfighter.com  (91.192.52.205:80)

TCP (HTTP):
Connects to server18.hostbizua.kiev.ua  (91.196.0.18:80)

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