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windows_chromupdateweb.exe

Statscom

This is the Tightrope WebInstall which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application windows_chromupdateweb.exe by Statscom has been detected as adware by 14 anti-malware scanners. The program is a setup application that uses the Tightrope WebInstall installer. The file has been seen being downloaded from files4.fastdownload5.com.
Publisher:
Statscom  (signed and verified)

MD5:
828f38689b2d1feaba68a70b7cbe56f6

SHA-1:
56c2879235df6ea35f88884ee63853d53cb83453

SHA-256:
033c816566ecf429c8d3dd7478a316a2cf481d28de9dbca6be91a5c56739e1a8

Scanner detections:
14 / 68

Status:
Adware

Explanation:
Bundles additional software, mostly toolbars and other potentially unwanted applications using the Vittalia monitization installer.

Description:
This 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
12/29/2024 1:48:09 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Riskware.Agent
7.1.1

AhnLab V3 Security
PUP/Win32.Downware
2014.11.07

Avira AntiVirus
ADWARE/Adware.Gen
7.11.30.172

AVG
Generic
2015.0.3298

Baidu Antivirus
Adware.Win32.DownloadAdmin
4.0.3.14116

Clam AntiVirus
Win.Adware.Downloadadmin
0.98/21411

Dr.Web
Trojan.Vittalia.2
9.0.1.05190

ESET NOD32
Win32/DownloadAdmin.H potentially unwanted application
7.0.302.0

F-Secure
Adware:W32/WebInstallBundle
11.2014-06-11_5

G Data
Win32.Application.DownloadAdmin
14.11.24

K7 AntiVirus
Unwanted-Program
13.185.13930

Malwarebytes
PUP.Optional.DownloadAdmin
v2014.11.06.08

Reason Heuristics
PUP.Statscom.W
14.11.6.20

VIPRE Antivirus
Threat.4150696
34232

File size:
824.5 KB (844,272 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Tightrope WebInstall (using Nullsoft Install System)

Language:
Language Neutral

Common path:
C:\ProgramData\application data\optimizer\program\windows_chromupdateweb.exe

Digital Signature
Signed by:
Statscom

Authority:
VeriSign, Inc.

Valid from:
7/21/2014 7:00:00 PM

Valid to:
7/21/2017 6:59:59 PM

Subject:
CN=Statscom, O=Statscom, 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:
168FC1E941808849273C2F629E69FF2D

File PE Metadata
Compilation timestamp:
7/15/2014 11:29:31 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:QxpJfslZtuaVd9lpmhwQbift489IVGD4xJFl6Xqb5Kbmkg8SUWS:Up9sVuaVdvgVbmgGDijyikg51S

Entry address:
0x3345

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, 2E, 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, 1F, 24, 00, 00, FF, 15, BC, 70, 40, 00, 50, BF, 00, 90, 42, 00, 57, E8, 0D, 24, 00, 00...
 
[+]

Entropy:
7.4919

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

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

http://files4.fastdownload5.com/download/.../dl?bc=1086440&pid=topvideosoft&brand=topvideosoft.com&s=chromedl&c=organic&country=US&cb=1532605077&filename=chrome-update.exe&productKey=pwhux3komm3645q6z3zvgdod6ug2bbpk&zTmp=1

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