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winamp-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 winamp-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 setup program bundles additional offers, mostly adware, using the InstallBrain installer, a pay-per-install monetization download manager. InstallBrain will also install a background updater service that will update any installed browser add-ons and plug-ins.
Publisher:
Web Install  (signed and verified)

MD5:
49002f81c7c83143e9a5e0563cf96a96

SHA-1:
ea59afc506d151d48c46090e17a8d91c4d4b0117

SHA-256:
e5d6f9a7ab9dfbb8367a65182b3f272168f15a6abd7f3ce31698fcfa9888ec5c

Scanner detections:
10 / 68

Status:
Adware

Explanation:
Uses the InstallBrain monetization platform from iBario to deliver bundled adware both search toolbars and PC optimizers from Performersoft.

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:
4/25/2024 4:27:34 AM UTC  (today)

Scan engine
Detection
Engine version

avast!
Adware-BGE [PUP]
140617-1

Clam AntiVirus
Win.Adware.Agent-6650
0.98/19246

Dr.Web
Adware.Downware.398
9.0.1.0214

ESET NOD32
Win32/DownloadAdmin
8.9190

herdProtect (fuzzy)
variant of cbsidlm-tr1_15-kingo_android_root-org-75996768.exe (PUP)
2014.9.11.10

Malwarebytes
PUP.Optional.InstallBrain.A
v2014.09.11.06

NANO AntiVirus
Trojan.Win32.Downware.crgjbr
0.28.0.57029

Reason Heuristics
PUP.Installer.WebInstall.M
14.8.7.18

Rising Antivirus
PE:Malware.XPACK/RDM!5.1
23.00.65.14909

VIPRE Antivirus
WebInstall
24682

File size:
582.1 KB (596,040 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\winamp-setup.exe

Digital Signature
Signed by:
Web Install

Authority:
VeriSign, Inc.

Valid from:
3/20/2013 12:00:00 AM

Valid to:
3/19/2016 11:59:59 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 7:07:51 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:XC+XBEFsXqDunAjSvvpAIBeyGhI09OrbRHtv:XC+XBk76AuXatv994bRNv

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:
7.9354

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file winamp-setup.exe has been seen being distributed by the following 5 URLs.

http://files.webinstall.com/download/.../dl?s=iv&c=semuk&variation=&brand=Download.com&pid=dlcom_sem&aid=__iv_n_g_m_e_k_winamp_download_t__c_23642105777_l__r_1t1_p_1_g_6398919017_d_c_v__vi__&bc=73754&country=GB&cb=724793674

http://download.webinstall.com/dl?geo=&s=iv&c=semuk&dlc=n&pid=dlcom_sem&aid=__iv_n_g_m_e_k_winamp download_t__c_23642105777_l__r_1t1_p_1_g_6398919017_d_c_v__vi__&part=iv&bc=73754&country=GB

http://files5.open-serve.info/dlcom?dlc=n&c=semuk&s=iv&part=iv&pid=dlcom_sem&aid=__iv_n_g_m_e_k_winamp download_t__c_23642105777_l__r_1t1_p_1_g_6398919017_d_c_v__vi__&psetid=10251792&geo

http://dw.cbsi.com/redir?edId=3&tag=sem_dlnow&lop=google_sem&pid=13251264&mfgId=54631&merId=54631&ctype=dm;language&cval=CBSI;en&spi=fa0f3f395de52418f68868902df0d2ef&destUrl=http://.../dlcom?dlc=n&c=semuk&s=iv&part=iv&pid=dlcom_sem&aid=__iv_n_g_m_e_k_winamp download_t__c_23642105777_l__r_1t1_p_1_g_6398919017_d_c_v__vi__&psetid=10251792&geo&oid=3028-2141_4-10251792&ontId=2141_4&siteId=4&pguid=05d50aa5a78622c66f3e9fd2

http://dw.cbsi.com/redir?edId=3&tag=sem_dlnow&lop=google_sem&pid=13251264&mfgId=54631&merId=54631&ctype=dm;language&cval=CBSI;en&spi=fa0f3f395de52418f68868902df0d2ef&destUrl=http://.../dlcom?dlc=n&c=semuk&s=iv&part=iv&pid=dlcom_sem&aid=__iv_n_g_m_e_k_winamp download_t__c_23642105777_l__r_1t1_p_1_g_6398919017_d_c_v__vi__&psetid=10251792&geo&oid=3028-2141_4-10251792&ontId=2141_4&siteId=4&pguid=05d50aa5a78622c66f3e9fd2

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