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brothersoft_downloader_for_tsmuxer.exe

BSdownloader Module

KORAM GAMES LIMITED

The application brothersoft_downloader_for_tsmuxer.exe by KORAM GAMES LIMITED has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. The file has been seen being downloaded from tsmuxer.brothersoft.jp.
Publisher:
KORAM GAMES LIMITED  (signed and verified)

Product:
BSdownloader Module

Version:
1, 0, 0, 3

MD5:
22b0272b4aa578fdb094e91b01794558

SHA-1:
68d73feda91a2cb6e1b814b9d4fb92212681d4dd

SHA-256:
c37b6b529d5a11e9d6bd9e850f22b5039010b5d7b3d57c07d91e9f9b6445181c

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
4/23/2024 9:02:15 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Optional.KORAMGAMESLIMITED.c
14.3.12.6

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)

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

Digital Signature
Signed by:
KORAM GAMES LIMITED

Authority:
VeriSign, Inc.

Valid from:
11/8/2012 9:00:00 AM

Valid to:
1/8/2014 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:
6DE680510AEC828B17AC57B14D7A0CE3

File PE Metadata
Compilation timestamp:
3/28/2013 12:24:33 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
12288:GZ5vrSGq8r8bH12zt9kIl7lVTMtmx+s9Er2cDsFr+ZiltVBOlvVG7gBllggGW5Ha:GT3lYb8zIXYrFrFsSQdrVxje9

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:
6.6866

Code size:
503.5 KB (515,584 bytes)

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

http://tsmuxer.brothersoft.jp/soft-36411.download

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