bullvidsetup-r121-n-bc.exe

Bullvid

Koyote-Lab Inc.

The application bullvidsetup-r121-n-bc.exe by Koyote-Lab 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 program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from download.bullvid.com.
Publisher:
Koyote-Lab Inc.  (signed and verified)

Product:
Bullvid

Description:
Bullvid Install

Version:
4.0.0.4814

MD5:
9f6218f9357b0b3eea1e59079d066894

SHA-1:
0cd745f81f4405bd6c0f23ed0c043e98a829322e

SHA-256:
cca86448eaad873dd6142fa05f1a5f1d8ecc08bb91d068bb51b3dfd253f34f4e

Scanner detections:
1 / 68

Status:
Potentially unwanted

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Analysis date:
4/23/2024 4:40:11 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Bandoo.KoyoteLa.Installer (M)
16.4.23.22

File size:
1.3 MB (1,368,584 bytes)

Product version:
4.0.0.4814

Copyright:
Copyright (c) 2015

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\bullvidsetup-r121-n-bc.exe

Digital Signature
Signed by:

Authority:
thawte, Inc.

Valid from:
10/27/2015 8:00:00 AM

Valid to:
2/22/2016 7:59:59 AM

Subject:
CN=Koyote-Lab Inc., OU=DEV, O=Koyote-Lab Inc., L=Panama City, S=Panama, C=PA

Issuer:
CN=thawte SHA256 Code Signing CA - G2, O="thawte, Inc.", C=US

Serial number:
5D8843D240CE142A4D70B9208C8B2B7D

File PE Metadata
Compilation timestamp:
2/25/2012 3:20:04 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
24576:u+XKRNTRuFdtk+9JQ3ve+YVMZqGd3TIt8yp2H2x368Qj:0nCUPAMZFa202PXj

Entry address:
0x38AF

Entry point:
81, EC, D4, 02, 00, 00, 53, 55, 56, 57, 6A, 20, 33, ED, 5E, 89, 6C, 24, 18, C7, 44, 24, 10, 68, A2, 40, 00, 89, 6C, 24, 14, FF, 15, 30, 90, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 90, 40, 00, 55, FF, 15, C0, 92, 40, 00, 6A, 08, A3, 98, EB, 47, 00, E8, 36, 2A, 00, 00, 55, 68, B4, 02, 00, 00, A3, B0, EA, 47, 00, 8D, 44, 24, 38, 50, 55, 68, 64, A2, 40, 00, FF, 15, 84, 91, 40, 00, 68, 4C, A2, 40, 00, 68, A0, 6A, 47, 00, E8, 18, 27, 00, 00, FF, 15, B0, 90, 40, 00, 50, BF, A0, F0, 4C, 00, 57, E8, 06, 27, 00, 00...
 
[+]

Entropy:
7.9719

Packer / compiler:
Nullsoft install system v2.x

Code size:
29 KB (29,696 bytes)

The file bullvidsetup-r121-n-bc.exe has been seen being distributed by the following URL.

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