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brothersoft_downloader_for_virtuanes.exe

BSdownloader Module

KORAM GAMES LIMITED

The application brothersoft_downloader_for_virtuanes.exe by KORAM GAMES LIMITED has been detected as a potentially unwanted program by 9 anti-malware scanners. According to AVG, this software downloads additional adware offers during setup. The file has been seen being downloaded from downloaderfile.brothersoft.com and multiple other hosts.
Publisher:
KORAM GAMES LIMITED  (signed and verified)

Product:
BSdownloader Module

Version:
1, 0, 0, 3

MD5:
9a929a30161b7a499d20b94947cd08c6

SHA-1:
06a460f78a2b7d6d2a439c42a8c58ee2cfcd114e

SHA-256:
bbd9c236a2b7aa258e66e00a70d9d91caa0f108b27235c0e97f5da8c99c911e2

Scanner detections:
9 / 68

Status:
Potentially unwanted

Analysis date:
4/25/2024 5:37:15 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Riskware.BSDownloader
7.1.1

AVG
Potentially harmful program Downloader.ATN
2014.0.3955

Dr.Web
riskware program Program.BrotherSoft.18
9.0.1.05190

ESET NOD32
Win32/BSDownloader potentially unwanted application
7.0.302.0

F-Prot
W32/Agent.TR.gen
4.6.5.141

Malwarebytes
PUP.Optional.BSDownloader
v2014.06.14.08

NANO AntiVirus
Riskware.Win32.BrotherSoft.cvlwba
0.28.0.60253

Reason Heuristics
PUP.Optional.KORAMGAMESLIMITED.e
14.6.14.19

VIPRE Antivirus
Threat.4150696
29708

File size:
658.2 KB (673,984 bytes)

Product version:
1, 0, 0, 3

Copyright:
Copyright 2011

Original file name:
BSdownloader.exe

File type:
Executable application (Win32 EXE)

Language:
English (United States)

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

Digital Signature
Signed by:
KORAM GAMES LIMITED

Authority:
VeriSign, Inc.

Valid from:
1/9/2014 4:00:00 PM

Valid to:
2/8/2017 3:59:59 PM

Subject:
CN=KORAM GAMES LIMITED, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=KORAM GAMES LIMITED, L=HongKong, S=HongKong, C=HK

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
53B6BD34F6B702DEC3C291D72E678EEF

File PE Metadata
Compilation timestamp:
3/27/2013 8:24:33 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
12288:GZ5vrSGq8r8bH12zt9kIl7lVTMtmx+s9Er2cDsFr+ZiltVBOlvVG7gBllggGW5H1:GT3lYb8zIXYrFrFsSQdrVxjeS

Entry address:
0x7C6EB

Entry point:
E8, 05, 05, 00, 00, E9, 37, FD, FF, FF, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, 57, 56, 55, 33, FF, 33, ED, 8B, 44, 24, 14, 0B, C0, 7D, 15, 47, 45, 8B, 54, 24, 10, F7, D8, F7, DA, 83, D8, 00, 89, 44, 24, 14, 89, 54, 24, 10, 8B, 44, 24, 1C, 0B, C0, 7D, 14, 47, 8B, 54, 24, 18, F7, D8, F7, DA, 83, D8, 00, 89, 44, 24, 1C, 89, 54, 24, 18, 0B, C0, 75, 28, 8B, 4C, 24, 18, 8B, 44, 24, 14, 33, D2, F7, F1, 8B, D8, 8B, 44, 24, 10, F7, F1, 8B, F0, 8B, C3, F7, 64, 24, 18, 8B, C8, 8B, C6, F7, 64, 24, 18, 03, D1, EB...
 
[+]

Entropy:
6.6865

Code size:
503.5 KB (515,584 bytes)

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

http://downloaderfile.brothersoft.com/cache/games/1389349440/.../Brothersoft_downloader_For_VirtuaNES.exe

http://downloaderfile.brothersoft.com/games_down.php?url=http://gmfiles.brothersoft.com/games/.../virtuanes097e.zip&name=VirtuaNES&soft=216289

http://games.brothersoft.com/d.php?soft_id=216289&url=http://gmfiles.brothersoft.com/games/.../virtuanes097e.zip

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