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brothersoft_downloader_for_access_55226.exe

KORAM GAMES LIMITED

The application brothersoft_downloader_for_access_55226.exe by KORAM GAMES LIMITED has been detected as a potentially unwanted program by 11 anti-malware scanners. The program is a setup application that uses the Inno Setup installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. The file has been seen being downloaded from access-1-3.jp.brothersoft.com.
Publisher:
KORAM GAMES LIMITED  (signed and verified)

MD5:
b5ba60aa3c33c769c4b5d668fd4ee4eb

SHA-1:
d910ecf605aac69e5a1071559f0c0a00c85a6a28

SHA-256:
0030e9d200d021f1b02b9feb6cd3f8d439c0e30e6de2974c3776804f030bdfaf

Scanner detections:
11 / 68

Status:
Potentially unwanted

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

Analysis date:
4/29/2024 1:11:29 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.InstallCore
7.1.1

Avira AntiVirus
PUA/Installco.zlf
8.3.1.6

AVG
Generic
2016.0.3101

Bkav FE
W32.HfsAdware
1.3.0.6379

Comodo Security
Application.Win32.InstallCore.DB
22215

Dr.Web
Trojan.InstallCore.38
9.0.1.05190

ESET NOD32
Win32/InstallCore.ZK potentially unwanted application
7.0.302.0

K7 AntiVirus
Unwanted-Program
13.204.16003

NANO AntiVirus
Riskware.Win32.InstallCore.dlaylq
0.30.24.1636

Reason Heuristics
Win32.Generic.Installer.Meta
15.5.22.18

VIPRE Antivirus
Threat.4786140
40432

File size:
749.3 KB (767,248 bytes)

Product version:
1.5

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Common path:
C:\users\{user}\downloads\brothersoft_downloader_for_access_55226.exe

Digital Signature
Signed by:
KORAM GAMES LIMITED

Authority:
VeriSign, Inc.

Valid from:
1/10/2014 9:00:00 AM

Valid to:
2/9/2017 8:59:59 AM

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:
6/20/1992 7:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:ww9pXr0CRoPnMZfsMk01iLT4SlvbroqQv2P70PG5iGYOyafDnamSIzSGfw1sjOhT:ww9pr0ZPMRQpLUObc+D0PG5i6yUaISsC

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, 53, C9, FF, FF, E8, 9A, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, 24, CE, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 24, CE...
 
[+]

Entropy:
7.8879

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
37 KB (37,888 bytes)

The file brothersoft_downloader_for_access_55226.exe has been seen being distributed by the following URL.

http://access-1-3.jp.brothersoft.com/soft-55226.download

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