browserupdate-setup.exe

Full Spectrum Interactive

The application browserupdate-setup.exe by Full Spectrum Interactive 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 files5.mirror2.info.
Publisher:
Full Spectrum Interactive  (signed and verified)

MD5:
5d00e7320bd9c8e6ba749c7f11591335

SHA-1:
2783a01b8949061c26601cfae8a12cfec5702068

SHA-256:
381be37898838291359551a5fcb4b049951e7a03c9b4e65f04bce3e8b9e27476

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:
11/5/2024 8:22:00 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.DownloadAdmin.FullSpec.Installer (M)
16.6.25.7

File size:
786.2 KB (805,056 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\browserupdate-setup.exe

Digital Signature
Authority:
VeriSign, Inc.

Valid from:
6/10/2012 8:00:00 PM

Valid to:
6/10/2014 7:59:59 PM

Subject:
CN=Full Spectrum Interactive, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Full Spectrum Interactive, L=San Francisco, S=California, C=US

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:
1A1AEF489C94F2C514EA16B9BEBCDEFC

File PE Metadata
Compilation timestamp:
6/22/2012 2:07:51 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:YxpJEQZiC2cO/Yms/fn+Z24zFwmG/m0tzobz0Nv1aZuhPVZK+Oyu2A93R8E:8pa/c3R/PlKgQboNoZyS+tuN9r

Entry address:
0x333B

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, B0, 73, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, C0, 70, 40, 00, 53, FF, 15, 88, 72, 40, 00, 6A, 08, A3, B8, 3C, 42, 00, E8, 2C, 25, 00, 00, 53, 68, 60, 01, 00, 00, A3, C0, 3B, 42, 00, 8D, 44, 24, 38, 50, 53, 68, 43, 74, 40, 00, FF, 15, 64, 71, 40, 00, 68, 38, 74, 40, 00, 68, C0, 33, 42, 00, E8, 1D, 24, 00, 00, FF, 15, BC, 70, 40, 00, 50, BF, 00, 90, 42, 00, 57, E8, 0B, 24, 00, 00...
 
[+]

Entropy:
7.4569

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file browserupdate-setup.exe has been seen being distributed by the following URL.

Remove browserupdate-setup.exe - Powered by Reason Core Security