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brothersoft_downloader_for_wbs_chart_pro.exe

KORAM GAMES LIMITED

The application brothersoft_downloader_for_wbs_chart_pro.exe by KORAM GAMES LIMITED has been detected as a potentially unwanted program by 12 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 downloaderfile.brothersoft.com and multiple other hosts.
Publisher:
KORAM GAMES LIMITED  (signed and verified)

MD5:
3d767ba915c6217ce860d4b8bc79f642

SHA-1:
33bc4a6deb42b6e1a678935bd2338fd07062f83f

SHA-256:
aeb5284cb3abd73ccbd88dee4c49d8bed3b1e5f8bd4e8cfec074f4ad35581afb

Scanner detections:
12 / 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:
4/25/2024 3:35:26 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
2016.0.3164

Bkav FE
W32.HfsAdware
1.3.0.6379

Dr.Web
Trojan.InstallCore.38
9.0.1.079

ESET NOD32
Win32/InstallCore.OZ potentially unwanted application
9.7.0.302.0

herdProtect (fuzzy)
variant of fb7aaa792da484cd6be135a8f61710eb919ec0b29521d9b00b3f8d6c849e9884
2015.6.26.15

K7 AntiVirus
Unwanted-Program
13.204.16146

NANO AntiVirus
Riskware.Win32.InstallCore.dnxkcn
0.30.24.1636

Reason Heuristics
PUP.Optional.Installer
15.3.20.19

Vba32 AntiVirus
Malware-Cryptor.InstallCore.gen
3.12.26.4

VIPRE Antivirus
Brothersoft Downloader
40830

File size:
716.5 KB (733,696 bytes)

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

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

Digital Signature
Signed by:
KORAM GAMES LIMITED

Authority:
VeriSign, Inc.

Valid from:
1/9/2014 6:00:00 PM

Valid to:
2/8/2017 5:59:59 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:
6/19/1992 4:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:BXvpXrNwzcbn9gvCBqqjU8GTGR3Vx5u5U+Ha88s4Njbjur6Ac5MLb8Xt:BXvprNwzZ9GljQHeK6AcKfu

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

Code size:
37 KB (37,888 bytes)

The file brothersoft_downloader_for_wbs_chart_pro.exe has been seen being distributed by the following 5 URLs.

http://downloaderfile.brothersoft.com/cache/brothersoft/1412843914/.../Brothersoft_downloader_For_WBS_Chart_Pro.exe

http://downloaderfile.brothersoft.com/wind_down.php?url=http://files.brothersoft.com/business/.../WBSProSetup.EXE&name=WBS Chart Pro&soft=105431

http://files.brothersoft.com/business/.../WBSProSetup.EXE

http://ppdjs.brothersoft.com/d.php?soft_id=105431&url=http://files.brothersoft.com/business/.../WBSProSetup.EXE&name=WBS Chart Pro

http://www.brothersoft.com/d.php?soft_id=105431&url=http://files.brothersoft.com/business/.../WBSProSetup.EXE&name=WBS Chart Pro

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