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tinyumbrella-setup.exe

Web Install

This installer uses the CNET Download.com download manager (private label) in order to provide monetized offerings to end users. These offers could include ad-supported toolbars or various web browser extensions. The application tinyumbrella-setup.exe by Web Install has been detected as adware by 10 anti-malware scanners. The program is a setup application that uses the DownloadCom Spot Install installer. The file has been seen being downloaded from download.webinstall.com and multiple other hosts.
Publisher:
Web Install  (signed and verified)

MD5:
842b4f0c78b8db6186418ac59311f4ad

SHA-1:
e79c0874444270064fa9610ffe1f46d11705d734

SHA-256:
a92e4cf5664be4703bd6a1a0fc2813ccc142aa22fe8ff6477c1a96d8b203ba9b

Scanner detections:
10 / 68

Status:
Adware

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:
12/27/2024 7:05:41 PM UTC  (today)

Scan engine
Detection
Engine version

avast!
Adware-BGE [PUP]
140617-1

Clam AntiVirus
Win.Adware.Agent-6650
0.98/19168

Dr.Web
Adware.Downware.398
9.0.1.0212

ESET NOD32
Win32/DownloadAdmin
8.9190

herdProtect (fuzzy)
variant of cbsidlm-tr1_14-fastkeys-org-75872213.exe (PUP)
2014.9.10.18

NANO AntiVirus
Trojan.Win32.Downware.crgjbr
0.28.0.57029

Reason Heuristics
PUP.Installer.WebInstall.S
14.8.7.18

Rising Antivirus
PE:Malware.XPACK/RDM!5.1
23.00.65.14908

Trend Micro House Call
TROJ_GEN.F47V0807
7.2.253

VIPRE Antivirus
WebInstall
24834

File size:
573.9 KB (587,632 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
DownloadCom Spot Install (using Nullsoft Install System)

Language:
Language Neutral

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

Digital Signature
Signed by:
Web Install

Authority:
VeriSign, Inc.

Valid from:
3/19/2013 8:00:00 PM

Valid to:
3/19/2016 7:59:59 PM

Subject:
CN=Web Install, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Web Install, 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:
6F93708E2A9DB00DA7666A9EA9A5FA00

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:UiqXIELz6dIfaBUSAXnLqJLwD3bxWTOxlUgbPr9whu:UigIsz6dLUt3LqJwD3N+7wPra0

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:
7.9340

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file tinyumbrella-setup.exe has been seen being distributed by the following 4 URLs.

http://download.webinstall.com/dl?geo=&s=fivemill&c=SEM-SEO&dlc=n&pid=dlcom_sem&aid=tinyumbrella:-e&part=fivemill&bc=298730&country=US

http://files5.open-serve.info/dlcom?psetid=75766724&geo

http://dw.com.com/redir?edId=3&siteId=4&oId=3028-18545_4-75766724&ontId=18545_4&spi=19e74ba664c8e2a8bc9f387411450825&lop=google_sem&tag=sem_dlnow&pid=12720393&mfgId=10241615&merId=10241615&pguid=UdTkbAoOYJQAADcnepcAAAAF&destUrl=http://.../dlcom?psetid=75766724&geo

http://files.webinstall.com/download?s=fivemill&c=SEMSEO&variation=&brand=Download.com&pid=dlcom_sem&aid=tinyumbrellae&bc=298730&country=US&cb=1220544474

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