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winbig21-setup_bt.exe

Black Chip LTD

The executable winbig21-setup_bt.exe has been detected as malware by 3 anti-virus scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from get.winbig21.com.
Publisher:
Black Chip LTD  (signed and verified)

MD5:
e555599b348fbc36cdedbd2d64cd335f

SHA-1:
8d8077a4ee5dbfb98dfd5f527aee621143e0b8f4

SHA-256:
72f788c6abbc917eca3b40087446d376207b277f4dec14de3cf764b1849e66b3

Scanner detections:
3 / 68

Status:
Malware

Analysis date:
4/23/2024 8:45:13 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
GAME/Casino.Gen
7.11.108.64

ESET NOD32
Win32/RubyRoyal
9.8932

Fortinet FortiGate
W32/RubyRoyal
11/18/2015

File size:
982.4 KB (1,005,992 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\winbig21-setup_bt.exe

Digital Signature
Signed by:
Black Chip LTD

Authority:
VeriSign, Inc.

Valid from:
3/2/2012 7:00:00 PM

Valid to:
1/27/2013 6:59:59 PM

Subject:
CN=Black Chip LTD, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Black Chip LTD, L=Nicosia, S=None, C=CY

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:
1106280275BBF99B4612DB9CBF004810

File PE Metadata
Compilation timestamp:
6/6/2009 5:41:54 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
24576:F3VsFgNlUH6Gh2ozi5hQwRbgd91xCeypSzMxIAKsiLD:hO6WTzUKwREd91xiIzmI4in

Entry address:
0x323C

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 30, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 58, 3F, 42, 00, E8, 09, 2C, 00, 00, A3, A4, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 58, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, B8, 91, 40, 00, 68, A0, 36, 42, 00, E8, BC, 28, 00, 00, FF, 15, B0, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, AA, 28, 00, 00...
 
[+]

Entropy:
7.9873

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file winbig21-setup_bt.exe has been seen being distributed by the following URL.

http://get.winbig21.com/get/.../1844827

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