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brothersoft_downloader_for_winrar.exe

KORAM GAMES LIMITED

The application brothersoft_downloader_for_winrar.exe by KORAM GAMES LIMITED has been detected as a potentially unwanted program by 8 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 www.brothersoft.fr.
Publisher:
KORAM GAMES LIMITED  (signed and verified)

MD5:
b1be13554121351b27803341206589d7

SHA-1:
bfe58eaacbf0171dbfe5a85fb9f4a48daf03d7af

SHA-256:
88d43d13f99881acd7d6b241a42f8eed120ffa38f9401d84246dbbed9a7f54d9

Scanner detections:
8 / 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:
11/15/2024 8:53:52 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.InstallCore
7.1.1

Avira AntiVirus
Adware/InstallCore.A.416
7.11.165.4

AVG
Generic
2015.0.3394

Dr.Web
Adware.InstallCore.433
9.0.1.05190

ESET NOD32
Win32/InstallCore.PQ (variant)
8.10193

K7 AntiVirus
Unwanted-Program
13.182.12926

Reason Heuristics
PUP.Optional.KORAMGAMESLIMITED.b
14.8.2.13

VIPRE Antivirus
Threat.4786140
31208

File size:
698.7 KB (715,496 bytes)

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Language:
Language Neutral

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

Digital Signature
Signed by:
KORAM GAMES LIMITED

Authority:
VeriSign, Inc.

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

Valid to:
2/9/2017 12:59:59 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 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:UGkFarr/1+PeVGRaCUj0Of7MHLBOObUNy+LeYPoX9uLmnQwUA4aDD:U3Fsr/1idab7MHgOoQZeefTD

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, BF, A9, FF, FF, E8, 5E, 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...
 
[+]

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

Code size:
37 KB (37,888 bytes)

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

http://www.brothersoft.fr/soft-134472.download

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