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chrome_ac_9652_176681_gc.exe

Start Install

The application chrome_ac_9652_176681_gc.exe by Start Install has been detected as adware by 10 anti-malware scanners. 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 secure.letigerfastcdn.com and multiple other hosts.
Publisher:
Start Install  (signed and verified)

MD5:
96078abfd661cc55fe7d560e3abf7ad7

SHA-1:
6e58b472f6b2e17d6465afcd4d7524cc2a1cf18d

SHA-256:
416b9989c46c27869688165c896f983e3af75ba7639391b5c3502e3ff9e1cfc2

Scanner detections:
10 / 68

Status:
Adware

Explanation:
Uses the InstallMonetizer distribution platform to bundle adware.

Analysis date:
4/18/2024 6:27:37 AM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Malware-gen
2014.9-140806

AVG
Generic
2015.0.3390

ESET NOD32
Win32/InstallMonetizer.BB
8.10062

G Data
Win32.Trojan.Agent.8E73A9
14.8.24

Malwarebytes
PUP.Optional.SilenceInstaller.A
v2014.08.06.08

McAfee
Artemis!96078ABFD661
5600.7046

Reason Heuristics
PUP.StartInstall.Y
14.8.6.20

Rising Antivirus
NS:PUF.SilenceInstaller!1.9DDF
23.00.65.14804

Trend Micro House Call
Suspicious_GEN.F47V0627
7.2.218

VIPRE Antivirus
Trojan.Win32.Generic
31082

File size:
478.7 KB (490,160 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\chrome_ac_9652_176681_gc.exe

Digital Signature
Signed by:
Start Install

Authority:
COMODO CA Limited

Valid from:
1/27/2014 12:00:00 AM

Valid to:
1/27/2015 11:59:59 PM

Subject:
CN=Start Install, O=Start Install, STREET=5655 Silver Creek Valley Road, L=San Jose, S=CA/Santa Clara, PostalCode=95138, C=US

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
4A35F3F064DE91E511E0079B2961EAAF

File PE Metadata
Compilation timestamp:
12/5/2009 10:52:12 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:/5a8WIuuLXaKQotp5UkallMCBQ6p8fbJd5AgAeybJd5A8Hu:/5YByKKQotUkalWCqFfbJd5AgAeybJdS

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, 1C, 45, 00, E8, F1, 2B, 00, 00, A3, 64, 1B, 45, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 37, 43, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, DB, 44, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, A0, 47, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.6395

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file chrome_ac_9652_176681_gc.exe has been seen being distributed by the following 2 URLs.

http://secure.letigerfastcdn.com/nsi/.../Chrome_AC_9652_176681_GC.exe

http://www.cooct13hen.com/download_codesign_v1.php?id=mH Ccg==&subid=176681

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