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b1freearchiver.exe

Installer B1 Free Archiver

Catalina Group Limited

The application b1freearchiver.exe by Catalina Group Limited has been detected as a potentially unwanted program by 3 anti-malware scanners. This file is typically installed with the program B1 Free Archiver by Catalina Group Ltd. This version of the file will bundle the Ask.com Toolbar, a potentially unwanted web browser extension. The file has been seen being downloaded from b1.org and multiple other hosts.
Publisher:
http://b1.org/  (signed by Catalina Group Limited)

Product:
Installer B1 Free Archiver

Version:
2, 6, 39, 0

MD5:
3ceb441ead53ca816e518a36e3d21a8b

SHA-1:
250939557162a9f959362bf41e067795193d0483

SHA-256:
711a257c7795f893bc95dea02ca1ebcf9f03b3ad8ecb3d083532a06362d75346

Scanner detections:
3 / 68

Status:
Potentially unwanted

Analysis date:
4/18/2024 11:33:13 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Dr.Web
Adware.Downware.10572
9.0.1.0281

ESET NOD32
Win32/Bundled.Toolbar.Ask.G potentially unsafe (variant)
9.12374

Reason Heuristics
PUP.Catalina.CatalinaGroup.Installer (M)
15.10.8.8

File size:
2.3 MB (2,438,200 bytes)

Product version:
2, 6, 39, 0

Copyright:
Copyright © 2015, Catalina Group Ltd. All rights reserved.

Original file name:
Installer

File type:
Executable application (Win32 EXE)

Language:
Language Neutral

Digital Signature
Signed by:
Catalina Group Limited

Authority:
Starfield Technologies, Inc.

Valid from:
1/12/2015 11:36:38 AM

Valid to:
9/27/2016 2:56:54 AM

Subject:
CN=Catalina Group Limited, O=Catalina Group Limited, L=Kwun Tong, S=Hong Kong, C=HK

Issuer:
CN=Starfield Secure Certificate Authority - G2, OU=http://certs.starfieldtech.com/repository/, O="Starfield Technologies, Inc.", L=Scottsdale, S=Arizona, C=US

Serial number:
1855136D47C1A483

File PE Metadata
Compilation timestamp:
9/16/2015 2:48:52 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
49152:e/D9eRdXeTkOCoxhCUNZwT9CjgFTqjJwfrImanf3W:ehYdX/oFNaT9C6TuecmUG

Entry address:
0x5B89A

Entry point:
E8, 9F, DA, 00, 00, E9, 79, FE, FF, FF, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, 8B, 4C, 24, 04, F7, C1, 03, 00, 00, 00, 74, 24, 8A, 01, 83, C1, 01, 84, C0, 74, 4E, F7, C1, 03, 00, 00, 00, 75, EF, 05, 00, 00, 00, 00, 8D, A4, 24, 00, 00, 00, 00, 8D, A4, 24, 00, 00, 00, 00, 8B, 01, BA, FF, FE, FE, 7E, 03, D0, 83, F0, FF, 33, C2, 83, C1, 04, A9, 00, 01, 01, 81, 74, E8, 8B, 41, FC, 84, C0, 74, 32, 84, E4, 74, 24, A9, 00, 00, FF, 00, 74, 13, A9, 00, 00, 00, FF, 74, 02, EB, CD, 8D, 41, FF, 8B, 4C, 24, 04...
 
[+]

Entropy:
6.8799

Code size:
472 KB (483,328 bytes)

The file b1freearchiver.exe has been discovered within the following program.

B1 Free Archiver  by Catalina Group Ltd
About 5% of users remove it
 
Powered by Should I Remove It?

The file b1freearchiver.exe has been seen being distributed by the following 11 URLs.

http://b1.org/smart-download/0/.../B1FreeArchiver_1.2.54.exe

http://b1.org/download.jsp?buildId=51&os=Windows

http://b1.org/download.jsp?buildId=52&os=Windows

http://w.b1.org/smart-download/0/.../B1FreeArchiver_1.7.120.exe

http://b1.org/smart-download/0/.../B1FreeArchiver_1.5.86.exe

http://online.b1.org/smart-download/0/.../B1FreeArchiver_1.7.120.exe

https://b1.org/smart-download/0/.../B1FreeArchiver_1.7.120.exe

http://b1.org/smart-download/0/.../B1FreeArchiver_1.7.120.exe

http://www.b1.org/smart-download/0/.../B1FreeArchiver_1.7.120.exe

http://b1.org/smart-download/0/.../B1FreeArchiver_1.5.86.exe

http://b1.org/smart-download/0/.../B1FreeArchiver_1.7.120.exe

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