New Malware Takes Commands From Memes Posted On Twitter

Security researchers have discovered yet another example of how cybercriminals disguise their malware activities as regular traffic by using legitimate cloud-based services. Trend Micro researchers have uncovered a new piece of malware that retrieves commands from memes posted on a Twitter accoun...

Twitter Abuse Toward Women Is Rampant, Amnesty Report Says

Frustrated by Twitter's silence on abuse, Amnesty International crowdsources its own data and finds that the platform is especially toxic for black women...

Twitter Draws Data Privacy Concerns with Two New Bugs

Two recently-patched flaws in Twitter’s platform have reignited concerns about user data-privacy issues. On Monday, the social-media giant revealed a hole that accidentally enabled bad actors to pull the country codes of accounts’ phone numbers – and revealed that several IP addresses located in...

PewDiePie Hackers Say They Launched Second Printer Siege

UPDATE Hackers have claimed that they launched yet another attack tricking hundreds of thousands of printers globally to print pamphlets promoting YouTube celebrity “PewDiePie.” The latest incident comes on the heels of a similar hack last month. That’s when hackers claimed they commandeered 50,0...

Billion Laugh Attack in https://sites.google.com

tl;dr https://sites.google.com suffered from a Billion Laugh Attack vulnerability that made the containerized environment to crash with a single invocation. Introduction Few months ago I applied for a talk at a security conference titled So you wanna be a Bug Bounty Hunter but it was rejected :...

YouTuber PewDiePie Promoted Via 50K Hacked Printers

A hacker claims to have commandeered 50,000 printers globally in order to print pamphlets promoting YouTube star “PewDiePie.” The alleged widespread hack sheds light on just how insecure printers are, and how precarious printer vulnerabilities could be when they offer an easy route into the...

PayPal: XSSI on refer.xoom.com allows stealing email addresses and posting to Twitter on behalf of victim

Due to a cross-origin configuration, the application at refer.xoom.com could be embedded in script tags on other websites. If a malicious site were open in the same browser as refer.xoom.com, the malicious site could see and extract data from the referral page. This included the email addresses...

macOS 10.13 workq_kernreturn Denial Of Service

Exploit Title: MacOS 10.13 - 'workqkernreturn' Denial of Service PoC Date: 2018-07-30 Exploit Author: Fabiano Anemone Vendor Homepage: https://www.apple.com/ Version: iOS 11.4.1 / MacOS 10.13.6 Tested on: iOS / MacOS CVE: Not assigned Tweet: https://twitter.com/anoane/status/1048549170217451520 i...

X (Formerly Twitter): CRLF injection

Hello twiiter security team, on the domain ads.twitter.com http response splitting is vulnerability. PoC: https://ads.twitter.com/subscriptions/mobile/landing?ref=gl-tw-tw-promote-mode?t=%0d%0atest:tested Impact an attacker can set new header...

Bitcoin Giveaway Scam Balloons, with Google the Latest Victim

Google’s official G Suite Twitter account, which has more than 800,000 followers, on Tuesday became the latest victim of an increasingly widespread Bitcoin scam, according to researchers. The growing size and scope of the scam — as well as the cybercriminals’ success in hijacking high-profile,...

Calif. Man Pleads Guilty in Fatal Swatting Case, Faces 20+ Years in Prison

A California man who pleaded guilty Tuesday to causing dozens of swatting attacks -- including a deadly incident in Kansas last year -- now faces 20 or more years in prison. Tyler Raj Barriss, in an undated selfie. Tyler Barriss, 25, went by the nickname SWAuTistic on Twitter, and reveled in...

'DerpTroll' Faces 10 Years in Prison for DDoSing Gaming Sites as a Teen

After a short but disruptive career knocking popular online gaming sites offline for sport, Austin Thompson, a.k.a. “DerpTroll,” has pleaded guilty to hacking charges. He faces a maximum penalty of 10 years prison and a $250,000 fine. Thompson, a 23-year-old Utah resident, made his plea on Tuesda...

Armor - Tool Designed To Create Encrypted macOS Payloads Capable Of Evading Antivirus Scanners

Armor is a simple Bash script designed to create encrypted macOS payloads capable of evading antivirus scanners. Below is an example gif of Armor being used with a simple Netcat payload. A Netcat listener is started on port 4444. The "payload.txt" file is read and shown to contain a simple Bash...

U.S. Elections True Test for Facebook’s Disinformation Crackdown

As the U.S. midterm elections commence on Tuesday, all eyes are on Facebook and other social-media companies to see how they continue to crack down on misinformation and other political meddling efforts on their platforms. Facebook for its part on Monday evening said it has barred an additional 1...

X (Formerly Twitter): Incorrect details on OAuth permissions screen allows DMs to be read without permission

NOTE! Thanks for submitting a report! Please replace all the square sections below with the pertinent details. Remember, the more detail you provide, the easier it is for us to triage and respond quickly, so be sure to take your time filling out the report! Summary: The OAuth screen can be tricke...

X (Formerly Twitter): Global defaming of any twitter user

Private tweets can be used to keep any user's tweet secret from rest of twitter world. Once the user changes his setting from private tweets to public tweets, all his secret tweets become visible. This can become a major issue causing global distributed attacks Steps to Reproduce 1. Assume the...

X (Formerly Twitter): Opportunity to post hidden comments

Twitter allows to comment on anyone's tweet. While testing this feature, observed that one can post comment on tweet which will be invisible to the victim whom the reply was posted and would be visible to any other twitter user. This can allow an Attacker to abuse victim on a tweet. The catch her...

Possible DOS attack with long user-submitted passwords (correct fix for CVE-2013-5958)

See https://twitter.com/CiPHPerCoder/status/1050427719941525504 for discussion...

A week in security (October 15 – 21)

Last week on Malwarebytes Labs, we went over how to build your own motion-activated security camera, wondered whether FIDO is the future instrument to replace passwords and usernames, informed you about information operations on Twitter, and released our Q3 Malwarebytes Labs Cybercrime Tactics an...

Information operations on Twitter: new data released on election tampering

Back in April, we talked about the wealth of options available to Russian hackers and others launching social engineering campaigns, whether on social networks or through clever attacks launched via Advanced Persistent Threats. Some of that was information published by Twitter at the time in...