bearsharesetup-r20-n-bc.exe

BearShare

MusicLab LLC

The application bearsharesetup-r20-n-bc.exe, “BearShare Install” by MusicLab 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 program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from download.bearshare.com and multiple other hosts.
Publisher:
Musiclab, LLC  (signed by MusicLab LLC)

Product:
BearShare

Description:
BearShare Install

Version:
11.0.0.133427

MD5:
2c9f67bc8dfbe41a12d9afcd9cb3e14d

SHA-1:
ec02f235dfa22f4dab34f001472374a079b7d439

SHA-256:
6cbee31314e834256fd97c935990342fd2b1d0fd5d4eff3c1fc5a6104a746d42

Scanner detections:
1 / 68

Status:
Potentially unwanted

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.

Analysis date:
11/2/2024 5:30:10 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Installer.MusicLab.X
14.5.1.15

File size:
1.4 MB (1,429,408 bytes)

Product version:
11.0.0.133427

Copyright:
Copyright (C) 2013

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\bearsharesetup-r20-n-bc.exe

Digital Signature
Signed by:

Authority:
Thawte, Inc.

Valid from:
3/11/2013 1:00:00 AM

Valid to:
5/28/2015 1:59:59 AM

Subject:
CN=MusicLab LLC, OU=SECURE APPLICATION DEVELOPMENT, O=MusicLab LLC, L=New York, S=New York, C=US

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
1582F6B662FC5F71E4A759C63412F798

File PE Metadata
Compilation timestamp:
5/30/2013 10:09:15 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
24576:1gJJrH7hkk9sEcDTMChHH/s8OiLT0sM90SSd1jWpVTneN8xHkof:aJJhkkP0TrskPtM90q3DhxEY

Entry address:
0x38AF

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, 68, A2, 40, 00, 89, 6C, 24, 14, FF, 15, 30, 90, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 90, 40, 00, 55, FF, 15, BC, 92, 40, 00, 6A, 08, A3, 98, EB, 47, 00, E8, 25, 2A, 00, 00, 55, 68, B4, 02, 00, 00, A3, B0, EA, 47, 00, 8D, 44, 24, 38, 50, 55, 68, 64, A2, 40, 00, FF, 15, 80, 91, 40, 00, 68, 4C, A2, 40, 00, 68, A0, 6A, 47, 00, E8, 8F, 27, 00, 00, FF, 15, B0, 90, 40, 00, 50, BF, A0, F0, 4C, 00, 57, E8, 7D, 27, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
29.5 KB (30,208 bytes)

The file bearsharesetup-r20-n-bc.exe has been seen being distributed by the following 4 URLs.

http://download.bearshare.com/.../BearShareV10de.exe

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