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speedfan-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 speedfan-setup.exe by Web Install has been detected as adware by 8 anti-malware scanners. The program is a setup application that uses the DownloadCom Spot Install installer. The file has been seen being downloaded from files4.open-serve.info and multiple other hosts.
Publisher:
Web Install  (signed and verified)

MD5:
6b570189d83342b3108bbbd764b76fe9

SHA-1:
8480362933d1f4c953026a949725501168dbec7a

SHA-256:
ee8656772c4f78ed08d1b117038c1cd1e2d03767ed291f4ed3c63491dfe5b3a6

Scanner detections:
8 / 68

Status:
Adware

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
12/29/2024 1:13:36 AM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Adware-BGE [PUP]
2014.9-140805

Clam AntiVirus
Win.Adware.Agent-6650
0.98/19265

Dr.Web
Adware.Downware.1159
9.0.1.0217

ESET NOD32
Win32/DownloadAdmin
8.9765

herdProtect (fuzzy)
variant of printmasterexpress-setup.exe (Adware)
2014.9.12.22

NANO AntiVirus
Riskware.Win32.Downware.crgjbr
0.28.0.59608

Reason Heuristics
PUP.Installer.WebInstall.O
14.8.7.18

VIPRE Antivirus
WebInstall
28926

File size:
640.5 KB (655,888 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\speedfan-setup.exe

Digital Signature
Signed by:
Web Install

Authority:
VeriSign, Inc.

Valid from:
3/19/2013 5:00:00 PM

Valid to:
3/19/2016 4:59:59 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 11:07:51 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:PXNRmR4TUPiaOP/SYG25CHFpJfMwp71q4OVNx6fRWH5Guz:PX44UDOS20vtMwZ1BENx8WZ5

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:
7.9445

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file speedfan-setup.exe has been seen being distributed by the following 6 URLs.

http://files4.open-serve.info/download/.../dl?s=fivemill&c=SEMYAHOO&variation=&brand=Download.com&pid=dlcom_sem&aid=Download_SpeedFanb&bc=79713&country=US&cb=381692135&zTmp=1

http://dw.cbsi.com/redir?ttag=download_now_button_click&lop=link&ptid=3028&pagetype=product_detail_sem&asid=13039326&astid=2&edid=3&siteid=4&destUrl=http://files5.open-serve.info/.../sys&topicbrcrm=windows software&pid=13039326&mfgid=78403&merid=78403&ctype=dm&cval=CBSI&ltype=dl_dlnow&spi=76089165a27e2cc07730e5529890aae2&devicetype=desktop&pguid=d832ba2afb1de927182e80e9&viewguid=Phe0ufqiCzzl-zSrVCND-b02maUCftvZ0n7Y

http://files4.open-serve.info/download/.../dl?s=fivemill&c=SEMYAHOO&variation=&brand=Download.com&pid=dlcom_sem&aid=Download_SpeedFanb&bc=79713&country=US&cb=450029326&zTmp=1

http://files5.open-serve.info/dl?geo=&s=fivemill&c=SEMYAHOO&dlc=n&pid=dlcom_sem&aid=Download SpeedFan-b&part=fivemill&bc=79713&country=US

http://files5.open-serve.info/dlcom?c=SEMYAHOO&s=fivemill&pid=dlcom_sem&aid=Download SpeedFan-b&dlc=n&part=fivemill&psetid=10067444&geo

http://dw.cbsi.com/redir?ttag=download_now_button_click&lop=link&ptid=3028&pagetype=product_detail_sem&asid=13039326&astid=2&edid=3&siteid=4&destUrl=http://files5.open-serve.info/.../sys&topicbrcrm=windows software&pid=13039326&mfgid=78403&merid=78403&ctype=dm&cval=CBSI&ltype=dl_dlnow&spi=c39920924c20e57bf0df2aa72bdc5122&devicetype=desktop&pguid=b1e6744dd546fdf9dd0e585e&viewguid=PhesGgf5dxfmahFkjMiQPPCmoYMc8dTm9ZBq

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