» installer.exe
Overview
Analysis
File Details
Behaviors (1)
Programs (1)
Downloads (3)

installer.exe

Installer B1 Free Archiver

Catalina Group Limited

The application installer.exe by Catalina Group Limited has been detected as a potentially unwanted program by 5 anti-malware scanners. This is the uninstaller utility registered in the Windows Control Panel for the program B1 Free Archiver by Catalina Group Ltd. This file is typically installed with the program B1 Free Archiver by Catalina Group Ltd. This version of the installer 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.

File name:

installer.exe

Publisher:

http://b1.org/ (signed by Catalina Group Limited)

Product:

Installer B1 Free Archiver

Version:

2, 6, 39, 0

MD5:

2aa069220b6a11f2109566d234628cd8

SHA-1:

c270042a8a79f94831eb67a8a766098e753515fa

SHA-256:

c64fd0a0746d1f25c4403cf3cad67161417e32fb53148618f84b774b2c56a54a

Scanner detections:

5 / 68

Status:

Potentially unwanted

Explanation:

Bundles that Ask.com toolbar as a third-party offer, a web browser extension that may modify a user's search and home pages.

Analysis date:

5/9/2024 10:43:19 PM UTC (today)

Scan engine

Detection

Engine version

Baidu Antivirus

Adware.Win32.AskToolbar

4.0.3.151114

Dr.Web

Adware.Downware.10572

9.0.1.0318

ESET NOD32

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

9.12534

Fortinet FortiGate

Riskware/Ask

11/14/2015

Reason Heuristics

PUP.Catalina.CatalinaGroup.Installer (M)

15.11.14.5

File size:

2.3 MB (2,438,200 bytes)

Product version:

2, 6, 39, 0

Original file name:

Installer

File type:

Executable application (Win32 EXE)

Language:

Language Neutral

Common path:

C:\Program Files\b1 free archiver\installer.exe

Digital Signature

Signed by:

Catalina Group Limited

Authority:

Starfield Technologies, Inc.

Valid from:

1/12/2015 7:36:38 AM

Valid to:

9/26/2016 10:56:54 PM

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 10:48:52 AM

OS version:

5.0

OS bitness:

Win32

Subsystem:

Windows GUI

Linker version:

9.0

CTPH (ssdeep):

49152:e/D9eRdXeTkOCoxhCUNZwT9CjgFTqjJwfrImanf33:ehYdX/oFNaT9C6TuecmUn

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)

Program Uninstaller

Program name:

B1 Free Archiver

Display publisher:

Catalina Group Ltd

Display version:

0.0.0.0

Uninstall string:

"C:\Program Files (x86)\B1 Free Archiver\installer.exe" "C:\Program Files (x86)\B1 Free Archiver\uninstall.xml"

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

B1 Free Archiver by Catalina Group Ltd

About 5% of users remove it

The file installer.exe has been seen being distributed by the following 3 URLs.

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

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

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

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