Inside the CCleaner Backdoor Attack

MADRID—As the investigation continues into the backdoor planted inside CCleaner, two members of parent company Avast’s threat intelligence team said today the desktop and cloud versions of the popular software contained different payloads. The revelation was made during a talk at Virus Bulletin...

CCleaner Malware: Here is the Full List of Affected Companies

By Waqas Last week news came out that CCleaner software was infected This is a post from HackRead.com Read the original post: CCleaner Malware: Here is the Full List of Affected Companies...

A week in security (September 18 – September 24)

Last week, we kept you updated on our blog about the infected versions of CCleaner that were offered as downloads on the official servers. We also warned you against a fake IRS notice that delivers a customized spying tool, some of the threats currently facing gamers, and a Netflix scam that has...

CCleaner Backdoor Attack: A State-sponsored Espionage Campaign

By Waqas Infected CCleaner Software Attack that Affected 700,000 Customers is part This is a post from HackRead.com Read the original post: CCleaner Backdoor Attack: A State-sponsored Espionage Campaign...

This Week in Security News

Welcome to our weekly roundup, where we share what you need to know about the cybersecurity news and events that happened over the past few days. Below you’ll find a quick recap of topics followed by links to news articles and/or our blog posts providing additional insight. Be sure to check back...

CCleaner Malware Infects Big Tech Companies With Second Backdoor

The group of unknown hackers who hijacked CCleaner's download server to distribute a malicious version of the popular system optimization software targeted at least 20 major international technology companies with a second-stage payload. Earlier this week, when the CCleaner hack was reported,...

CCleaner Command and Control Causes Concern

This post was authored by Edmund Brumaghin, Earl Carter, Warren Mercer, Matthew Molyett, Matthew Olney, Paul Rascagneres and Craig Williams.Note: This blog post discusses active research by Talos into a new threat. This information should be considered preliminary and will be updated as research...

September 20, 2017 – Morning Cyber Coffee Headlines – “Pizza” Edition

Good morning! Sit with Carbon Black this morning over a cup of coffee or tea and browse a few industry headlines to get the day started. We’ve got just enough information below to get you through that first cup…enjoy! September 20, 2017 - Headlines Carbon Black in the News: Moving forward – and...

Beers with Talos EP 13:A Vast CCleanup, Strutting Your Stuff, and the Ex$ploit Economy

Beers with Talos BWT Podcast Episode 13 is now available. Download this episode and subscribe to Beers with Talos:If iTunes and Google Play aren't your thing: a href="ht...

Malware That Can’t Clean Its Tracks: CCleaner and Ongoing Supply-Chain Attacks

A new malware compromise identified this week was using malware officially signed and provided by its software manufacturer for public download by millions of people. It’s a move that started the week for many organizations in a state of worry. This week, the Cisco Talos research team disclosed...

September 19, 2017 – Morning Cyber Coffee Headlines – “Space Jam” Edition

Good morning! Sit with Carbon Black this morning over a cup of coffee or tea and browse a few industry headlines to get the day started. We’ve got just enough information below to get you through that first cup…enjoy! September 19, 2017 - Headlines State, Federal Authorities Proposing New Rules o...

Avast’s Piriform Releases Security Update for CCleaner

Piriform, a subsidiary of Avast, has released CCleaner 5.34 and has pushed v1.07.3214 to CCleaner Cloud users. These versions do not contain the Floxif malware found in the 32-bit versions of CCleaner 5.33.6162 and CCleaner Cloud 1.07.3191. Floxif malware collects information from the victim's...

CCleaner Cloud Agent Detection (Windows SMB Login)

Detects the installed version of CCleaner Cloud Agent. The script logs in via smb, searches for SPDX-FileCopyrightText: 2017 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only...

CCleaner Detection (Windows SMB Login)

SMB login-based detection CCleaner Free and Professional Editions. SPDX-FileCopyrightText: 2017 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

CCleaner 'CCleaner.exe' Backdoor Trojan Vulnerability - Windows

CCleaner is prone to backdoor trojan installation vulnerability. SPDX-FileCopyrightText: 2017 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only CPE =...

CCleaner Cloud 'CCleaner.exe' Backdoor Trojan Vulnerability - Windows

CCleaner Cloud agent is prone to backdoor trojan installation vulnerability. SPDX-FileCopyrightText: 2017 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only CPE =...

[Updated] Infected CCleaner downloads from official servers

Update 9/19/2017: Avast posted a clarification explaining what happened and giving a timeline of the events. One point we should take note of is that the breach preceded the take-over of Piriform by Avast. Users that are unsure whether they were affected by this and whether their data may have be...

CCleaner Software Hacked with Backdoor; 2 Million Users Infected

By Waqas Hackers have illegally modified Avast-owned CCleaner by establishing a backdoor This is a post from HackRead.com Read the original post: CCleaner Software Hacked with Backdoor; 2 Million Users Infected...

Warning: CCleaner Hacked to Distribute Malware; Over 2.3 Million Users Infected

If you have downloaded or updated CCleaner application on your computer between August 15 and September 12 of this year from its official website, then pay attention—your computer has been compromised. CCleaner is a popular application with over 2 billion downloads, created by Piriform and recent...

CCleanup: A Vast Number of Machines at Risk

This post was authored by: Edmund Brumaghin, Ross Gibb, Warren Mercer, Matthew Molyett, and Craig WilliamsUpdate 9/18: CCleaner Cloud version 1.07.3191 is also reported to be affectedUpdate 9/19: This issue was discovered and reported by both Morphisec and Cisco in separate in-field cases and...