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brothersoft_downloader_for_sylenth1.exe

KORAM GAMES LIMITED

The application brothersoft_downloader_for_sylenth1.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 downloaderfile.brothersoft.com and multiple other hosts.
Publisher:
KORAM GAMES LIMITED  (signed and verified)

MD5:
fd0e39950b844f79fa994aac72547808

SHA-1:
bd66dcc73cd83af9e6415cab19b77758945e8456

SHA-256:
b2c5137ed3e3f63ecb99337b95a7bf1f51a9813b6cdc908bc0e91d15b502ba6f

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:
4/26/2024 5:58:29 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/InstallCore.Gen7
7.11.179.22

AVG
Generic
2016.0.3205

Baidu Antivirus
Adware.Win32.InstallCore
4.0.3.1528

Dr.Web
Trojan.MulDrop5.38502
9.0.1.039

ESET NOD32
Win32/InstallCore.PS (variant)
9.10577

Fortinet FortiGate
Riskware/InstallCore
2/8/2015

K7 AntiVirus
Unwanted-Program
13.184.13704

McAfee
Artemis!FD0E39950B84
5600.6861

Reason Heuristics
PUP.Optional.KORAMGAMES
15.2.8.6

Vba32 AntiVirus
Malware-Cryptor.InstallCore.gen
3.12.26.3

VIPRE Antivirus
Brothersoft Downloader
34000

File size:
716.2 KB (733,432 bytes)

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Common path:
C:\users\{user}\downloads\brothersoft_downloader_for_sylenth1.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:FFvpXrA5HJgJGLiYX112TNnmCHz0sxm37NBdhsgj57TUZJ5BkyuJWlP9WhIp7SbD:FFvprAdGC11W/z1I7NBdhsgl78J5BkNZ

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_sylenth1.exe has been seen being distributed by the following 5 URLs.

http://downloaderfile.brothersoft.com/cache/brothersoft/1412843914/.../Brothersoft_downloader_For_Sylenth1.exe

http://downloaderfile.brothersoft.com/wind_down.php?url=http://files.brothersoft.com/mp3_audio/.../Sylenth1DemoWin32.zip&name=Sylenth1&soft=276357

http://downloader.brothersoft.com/d.php?soft_id=276357&downloader=&url=http://files.brothersoft.com/mp3_audio/.../Sylenth1DemoWin32.zip

http://ppdjs.brothersoft.com/d.php?soft_id=276357&url=http://files.brothersoft.com/mp3_audio/.../Sylenth1DemoWin32.zip&name=Sylenth1

http://www.brothersoft.com/d.php?soft_id=276357&url=http://files.brothersoft.com/mp3_audio/.../Sylenth1DemoWin32.zip&name=Sylenth1

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