b1freearchiver.exe

Installer B1 Free Archiver

http://b1.org/

The application b1freearchiver.exe has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. The file has been seen being downloaded from b1.org.
Publisher:
http://b1.org/

Product:
Installer B1 Free Archiver

Version:
2, 6, 39, 0

MD5:
8871a985c98a806648e48adf2e9414d5

SHA-1:
4209bab40fe5391582cced71cac9a05e45581336

SHA-256:
02c6e18ad134c00d2dcda519eed21357af368334c8f57b23b4a6d5937cd63f05

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
4/24/2024 1:07:50 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Catalina
16.8.9.10

File size:
655.9 KB (671,663 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

Common path:
C:\users\{user}\downloads\b1freearchiver.exe

File PE Metadata
Compilation timestamp:
9/16/2015 7:35:30 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
12288:ynnHPqNHrtT6Clleiiz1chwVsiUqZTYmXUJZQtdVYtq36Z7GsHnHjjv1t9JJG:ynnHPGdxJYEritZTxUDtG2nXvP9JA

Entry address:
0x317CE

Entry point:
E8, AA, D5, 00, 00, E9, 79, FE, FF, FF, 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, 2B, C1, C3, 8D...
 
[+]

Entropy:
6.5275

Code size:
294 KB (301,056 bytes)

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

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