CB TAU Threat Intelligence Notification: Qbot/Qakbot Attempts to Evade Detection By Overwriting Itself

Qbot, or Qakbot, is a banking trojan that has been seen in the wild for at least 10 years. Recent campaigns have been often delivered by exploit kits and weaponized documents delivered via context-aware phishing campaigns. Qbot has also been suspected of delivering MegaCortex ransomware. Many...

Arbitrary File Upload Vulnerability in Guojiz

Guojiz is a light community system based on layui front-end framework and thinkphp. Guojiz has an arbitrary file upload vulnerability, which can be exploited by an attacker to upload any type of image, such as a php Trojan horse, when editing a forum post or adding a comment via the upload image...

Dtrack RAT is Behind Virulent ATM-Espionage Campaign

An espionage malware called Dtrack – and a related variant, ATMDtrack – has been traced back to the notorious North Korea-linked Lazarus Group APT. Both have been identified this month targeting victims in India. According to researcher Konstantin Zykov of Kaspersky, researchers first uncovered...

EulerOS 2.0 SP3 : perl (EulerOS-SA-2019-2035)

According to the versions of the perl packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - The 1 Sreghop3, 2 Sreghop4, and 3 Sreghopmaybe3 functions in regexec.c in Perl before 5.24.0 allow context-dependent attackers to cause a denial o...

Threat Roundup for September 13 to September 20

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Sept. 13 and Sept. 20. As with previous roundups, this post isn't meant to be an in-depth analysis. Instead, this post will summarize the threats we've observed by highlighting key behavioral...

Emotet Returns from Summer Vacation, Ramps Up Stolen Email Tactic

Emotet, the banking trojan that has evolved into so much more, is back after a summer hiatus, dropping other banking trojans, information stealers, email harvesters, self-propagation mechanisms and ransomware. According to researchers at Cisco Talos, Emotet took a breather at the beginning of Jun...

Smominru Botnet Indiscriminately Hacked Over 90,000 Computers Just Last Month

Insecure Internet-connected devices have aided different types of cybercrime for years, most common being DDoS and spam campaigns. But cybercriminals have now shifted toward a profitable scheme where botnets do not just launch DDoS or spam—they mine cryptocurrencies as well. Smominru, an infamous...

Emotet is back: botnet springs back to life with new spam campaign

After a fairly long hiatus that lasted nearly four months, Emotet is back with an active spam distribution campaign. For a few weeks, there were signs that the botnet was setting its gears in motion again, as we observed command and control C2 server activity. But this morning, the Trojan started...

Astaroth Spy Trojan Uses Facebook, YouTube Profiles to Cover Tracks

Facebook and YouTube profiles are at the heart of an ongoing phishing campaign spreading the Astaroth trojan, bent on the eventual exfiltration of sensitive information. The attack is sophisticated in that it uses normally trusted sources as cover for malicious activities – thus evading usually...

Threat Roundup for September 6 to September 13

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Sept. 6 and Sept. 13. As with previous roundups, this post isn't meant to be an in-depth analysis. Instead, this post will summarize the threats we've observed by highlighting key behavioral characteristic...

ThreatList: Apple Adware, Phishing, APT Attacks Threaten macOS Users

While macOS is often touted as “safer” on the cybersecurity front compared to Windows-based systems, cybercriminals are in fact increasingly targeting Apple’s ecosystem. The number of attacks on macOS users through malicious and potentially unwanted programs has been increasing annually since 201...

The 10 Most Common Attacks

This post is an excerpt from The Ultimate Cybersecurity Guide for the IT Professional. Common Attacks Today’s organizations face four main categories of adversaries. In order to fully defend against these four types, you must also understand what motivates them. This context will best position yo...

U.S. Manufacturer Most Recent Target of LokiBot Malspam Campaign

The well-known LokiBot malware has popped up in several malicious spam campaigns over the past year, covertly siphoning information from victims’ compromised endpoints. Researchers this week are warning of the most recent sighting of the malware, which was recently spotted in spam messages...

Threat Roundup for August 30 to September 6

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Aug. 30 and Sept. 6. As with previous roundups, this post isn't meant to be an in-depth analysis. Instead, this post will summarize the threats we've observed by highlighting key behavioral characteristics...

Joker Spyware Found in 24 Google Play Apps

A new spyware has been making the rounds in Android apps on Google Play, infecting victims post-download to steal their SMS messages, contact lists and device information. In addition to stealing victims’ information, the malware also stealthily signs them up for premium service subscriptions tha...

A week in security (August 26 – September 1)

Last week on Malwarebytes Labs, we analysed the Android xHelper trojan, we wondered why the Nextdoor app would send out letters on behalf of their customers, reported about a study that explores the clickjacking problem across top Alexa-ranked websites, wondered how to get the board to invest in...

Threat Roundup for August 23 to August 30

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Aug. 23 and Aug. 30. As with previous roundups, this post isn't meant to be an in-depth analysis. Instead, this post will summarize the threats we've observed by highlighting key behavioral characteristics...

CVE-2019-15752

Docker Desktop Community Edition before 2.1.0.1 allows local users to gain privileges by placing a Trojan horse docker-credential-wincred.exe file in %PROGRAMDATA%\DockerDesktop\version-bin\ as a low-privilege user, and then waiting for an admin or service user to authenticate with Docker, restar...

Command injection

Docker Desktop Community Edition before 2.1.0.1 allows local users to gain privileges by placing a Trojan horse docker-credential-wincred.exe file in %PROGRAMDATA%\DockerDesktop\version-bin\ as a low-privilege user, and then waiting for an admin or service user to authenticate with Docker, restar...

CVE-2019-15752

Docker Desktop Community Edition before 2.1.0.1 allows local users to gain privileges by placing a Trojan horse docker-credential-wincred.exe file in %PROGRAMDATA%\DockerDesktop\version-bin\ as a low-privilege user, and then waiting for an admin or service user to authenticate with Docker, restar...