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b1freearchiver_inet.exe

B1 Free Archiver Setup

IT Management Group LTD

This is a bundle installer which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application b1freearchiver_inet.exe by IT Management Group has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the New IT Desktop Setup installer. The file has been seen being downloaded from pub.b1.org.
Publisher:
b1.org  (signed by IT Management Group LTD)

Product:
B1 Free Archiver Setup

Version:
0.4.0.678

MD5:
a06978482ced073a649ff5826c2586dc

SHA-1:
1b4b702bea00d79a4914bd98df9a7d27680a7d5f

SHA-256:
73344aeafd29c71ead0ff4071c51a8aa9ec006c440a276edbed817e78fdc46cb

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
12/27/2024 1:09:41 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.New IT Limited.ITManagementGroup.Bundler (M)
15.11.15.9

File size:
1.6 MB (1,653,144 bytes)

Copyright:
b1.org

File type:
Executable application (Win32 EXE)

Bundler/Installer:
New IT Desktop Setup (using Nullsoft Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\b1freearchiver_inet.exe

Digital Signature
Signed by:
IT Management Group LTD

Authority:
COMODO CA Limited

Valid from:
1/17/2012 6:00:00 PM

Valid to:
1/17/2013 5:59:59 PM

Subject:
CN=IT Management Group LTD, O=IT Management Group LTD, STREET=135 Arch. Makarios III Avenue, STREET=Emelle Building 4th floor, L=Limassol, S=Limassol, PostalCode=3021, C=CY

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

Serial number:
009F750087DD24E5BFA7394C0A178EEAD8

File PE Metadata
Compilation timestamp:
4/10/2010 7:19:31 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
49152:rZ7AuEHD9aBIpUxpYzmS40/lQZuULkx5+o:rZ7AuEHDMqexpFolvD

Entry address:
0x354B

Entry point:
81, EC, D4, 02, 00, 00, 53, 55, 56, 57, 6A, 20, 33, ED, 5E, 89, 6C, 24, 18, C7, 44, 24, 10, D8, 84, 40, 00, 89, 6C, 24, 14, FF, 15, 30, 80, 40, 00, 68, 01, 80, 00, 00, FF, 15, B8, 80, 40, 00, 55, FF, 15, B0, 82, 40, 00, 6A, 08, A3, 98, 06, 47, 00, E8, 67, 27, 00, 00, 55, 68, B4, 02, 00, 00, A3, B0, 05, 47, 00, 8D, 44, 24, 38, 50, 55, 68, 1C, 86, 40, 00, FF, 15, 80, 81, 40, 00, 68, 04, 86, 40, 00, 68, A0, 85, 46, 00, E8, 35, 26, 00, 00, FF, 15, B4, 80, 40, 00, 50, BF, A0, 10, 4C, 00, 57, E8, 23, 26, 00, 00...
 
[+]

Entropy:
7.6569

Packer / compiler:
Nullsoft install system v2.x

Code size:
25 KB (25,600 bytes)

The file b1freearchiver_inet.exe has been seen being distributed by the following URL.

http://pub.b1.org/BIN/V04/.../B1FreeArchiver_Inet.exe

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