TAU Threat Intelligence Notification: Java Embedded MSI Files

Summary Application whitelisting provides environments with access controls to stop unauthorized software from executing. This is accomplished by utilizing file and folder attributes including but not limited to file path, filename, digital signature, publisher, cryptographic hash and product nam...

SpeakUp Linux Backdoor Sets Up for Major Attack

LAS VEGAS — A backdoor trojan dubbed “SpeakUp” has been spotted exploiting the Linux servers that run more than 90 percent of the top 1 million domains in the U.S. It uses a complex bag of tricks to infect hosts and to propagate, which analysts say could indicate that it’s poised for a major...

RogueRobin Malware Uses Google Drive as C2 Channel

A custom malware used by the APT known as DarkHydrus uses a mix of novel techniques, including using Google Drive as an alternate command-and-control C2 channel. According to Palo Alto’s Unit 42 intelligence division, the targeted attack involved spear-phishing emails written in Arabic sent to...

New malware found using Google Drive as its command-and-control server

Since most security tools also keep an eye on the network traffic to detect malicious IP addresses, attackers are increasingly adopting infrastructure of legitimate services in their attacks to hide their malicious activities. Cybersecurity researchers have now spotted a new malware attack campai...

TAU Threat Intelligence Notification – WindTail (OSX)

Summary Dark Matter researcher Taha Karim recently presented his research on the APT group WindShift at Hack in the Box Singapore. This group primarily focuses on highly targeted campaigns directed toward Middle Eastern government and commercial entities. One of the custom macOS backdoors employe...

TAU Threat Intelligence Notification – Crypt0r Ransomware

Summary Crypt0r ransomware is a new strain of ransomware that operates similar to WannaCry and NotPetya. When executed, it first checks for a hardcoded mutex value, and if it isn’t found, creates it as “crypt0r-mutex”. It then retrieves the temporary path of the currently logged in user, and...

Pylocky Unlocked: Cisco Talos releases PyLocky ransomware decryptor

This tool was developed by Mike Bautista. PyLocky is a family of ransomware written in Python that attempts to masquerade as a Locky variant. This ransomware will encrypt all files on a victim machine before demanding that the user pay a ransom to gain access to their decrypted files. To combat...

Vidar and GandCrab: stealer and ransomware combo observed in the wild

We have been tracking a prolific malvertising campaign for several weeks and captured a variety of payloads, including several stealers. One that we initially identified as Arkei turned out to be Vidar, a new piece of malware recently analyzed in detail by Fumik0 in his post: Let’s dig into Vidar...

Cuteit - Make A Malicious IP A Bit Cuter (IP Obfuscator)

A simple python tool to help you to social engineer, bypass whitelisting firewalls, potentially break regex rules for command line logging looking for IP addresses and obfuscate cleartext strings to C2 locations within the payload. All of that is simply done with obfuscating ip to many forms...

imaginaryC2 - Tool Which Aims To Help In The Behavioral (Network) Analysis Of Malware

author: Felix Weyne website Twitter Imaginary C2 is a python tool which aims to help in the behavioral network analysis of malware. Imaginary C2 hosts a HTTP server which captures HTTP requests towards selectively chosen domains/IPs. Additionally, the tool aims to make it easy to replay captured...

Domain Hunter - Checks Expired Domains For Categorization/Reputation And Archive.org History To Determine Good Candidates For Phishing And C2 Domain Names

Domain name selection is an important aspect of preparation for penetration tests and especially Red Team engagements. Commonly, domains that were used previously for benign purposes and were properly categorized can be purchased for only a few dollars. Such domains can allow a team to bypass...

Sofacy APT Takes Aim with Novel 'Cannon' Trojan

The Sofacy APT group is back, with a new second-stage custom malware payload that researchers have dubbed “Cannon.” A campaign against several government entities around the globe, including in North America, Europe and a former Soviet state, came in waves during late October and early November,...

APT29 Re-Emerges After 2 Years with Widespread Espionage Campaign

A phishing campaign bent on espionage, believed to be launched by the nation-state threat group known as APT29, is targeting high-value targets across the think-tank, law enforcement, media, U.S. military, imagery, transportation, pharmaceutical, national government and defense contracting sector...

Threat Roundup for November 2 to November 9

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Nov. 02 and Nov. 09. 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-2018-19076

An issue was discovered on Foscam C2 devices with System Firmware 1.11.1.8 and Application Firmware 2.72.1.32, and Opticam i5 devices with System Firmware 1.5.2.11 and Application Firmware 2.21.1.128. The FTP and RTSP services make it easier for attackers to conduct brute-force authentication...

CVE-2018-19076

An issue was discovered on Foscam C2 devices with System Firmware 1.11.1.8 and Application Firmware 2.72.1.32, and Opticam i5 devices with System Firmware 1.5.2.11 and Application Firmware 2.21.1.128. The FTP and RTSP services make it easier for attackers to conduct brute-force authentication...

CVE-2018-19075

An issue was discovered on Foscam C2 devices with System Firmware 1.11.1.8 and Application Firmware 2.72.1.32, and Opticam i5 devices with System Firmware 1.5.2.11 and Application Firmware 2.21.1.128. The firewall feature makes it easier for remote attackers to ascertain credentials and firewall...

CVE-2018-19074

An issue was discovered on Foscam C2 devices with System Firmware 1.11.1.8 and Application Firmware 2.72.1.32, and Opticam i5 devices with System Firmware 1.5.2.11 and Application Firmware 2.21.1.128. The firewall has no effect except for blocking port 443 and partially blocking port 88...

CVE-2018-19075

An issue was discovered on Foscam C2 devices with System Firmware 1.11.1.8 and Application Firmware 2.72.1.32, and Opticam i5 devices with System Firmware 1.5.2.11 and Application Firmware 2.21.1.128. The firewall feature makes it easier for remote attackers to ascertain credentials and firewall...

CVE-2018-19073

An issue was discovered on Foscam C2 devices with System Firmware 1.11.1.8 and Application Firmware 2.72.1.32, and Opticam i5 devices with System Firmware 1.5.2.11 and Application Firmware 2.21.1.128. They allow attackers to execute arbitrary OS commands via shell metacharacters in the modelName,...