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chrome_setup_ac_8251.exe

Big Bulb Ideas IT Pvt Ltd

The application chrome_setup_ac_8251.exe by Big Bulb Ideas IT Pvt has been detected as adware 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 installer uses the InstallMonetizer platform which will donwload and install adware toolbars and other potentially unwanted software offers during setup. The file has been seen being downloaded from browserupdation.info.
Publisher:
Big Bulb Ideas IT Pvt Ltd  (signed and verified)

MD5:
76b9c316d83e2e5b54c8bd54f263effb

SHA-1:
fad3d322d4b47e82a965ae21a72f93835a4e79d7

SHA-256:
58ea2d6dbd2171f6d0310893e17407b3ddf9de0345a10c7ad5f427d3dfba14a5

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Uses the InstallMonetizer distribution platform to bundle adware.

Analysis date:
11/5/2024 6:52:11 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallMonetizer.BigBulbIdeasITPvt.Installer (M)
16.2.14.12

File size:
469.4 KB (480,616 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\chrome_setup_ac_8251.exe

Digital Signature
Signed by:
Big Bulb Ideas IT Pvt Ltd

Authority:
GoDaddy.com, Inc.

Valid from:
10/31/2012 5:39:25 AM

Valid to:
10/23/2013 12:49:14 AM

Subject:
CN=Big Bulb Ideas IT Pvt Ltd, O=Big Bulb Ideas IT Pvt Ltd, L=Secunderabad, S=Andhra Pradesh, C=IN

Issuer:
SERIALNUMBER=07969287, CN=Go Daddy Secure Certification Authority, OU=http://certificates.godaddy.com/repository, O="GoDaddy.com, Inc.", L=Scottsdale, S=Arizona, C=US

Serial number:
4F23C3D665B751

File PE Metadata
Compilation timestamp:
12/5/2009 2:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:W5a8WIuuLXaO7pYDDCJkadBIp8d19fQi2VbJd5A8:W5YByKOEokad5djfQi2VbJd5A8

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, EC, 42, 00, E8, F1, 2B, 00, 00, A3, 64, EB, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 8F, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, E3, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 40, 43, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.6300

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file chrome_setup_ac_8251.exe has been seen being distributed by the following URL.

http://browserupdation.info/us/.../Chrome_Setup_AC_8251.exe

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