How to Detect New Threats via Suspicious Activities

Unknown malware presents a significant cybersecurity threat and can cause serious damage to organizations and individuals alike. When left undetected, malicious code can gain access to confidential information, corrupt data, and allow attackers to gain control of systems. Find out how to avoid...

IoC detection experiments with ChatGPT

ChatGPT is a groundbreaking chatbot powered by the neural network-based language model text-davinci-003 and trained on a large dataset of text from the Internet. It is capable of generating human-like text in a wide range of styles and formats. ChatGPT can be fine-tuned for specific tasks, such a...

SUSE CVE-2006-1740

Mozilla Firefox 1.x before 1.5 and 1.0.x before 1.0.8, Mozilla Suite before 1.7.13, and SeaMonkey before 1.0 allows remote attackers to spoof secure site indicators such as the locked icon by opening the trusted site in a popup window, then changing the location to a malicious site...

SUSE CVE-2009-1710

WebKit in Apple Safari before 4.0 allows remote attackers to spoof the browser's display of 1 the host name, 2 security indicators, and unspecified other UI elements via a custom cursor in conjunction with a modified CSS3 hotspot property...

SUSE CVE-2010-4583

Opera before 11.00, when Opera Turbo is enabled, does not display a page's security indication, which makes it easier for remote attackers to spoof trusted content via a crafted web site...

Threat Round up for January 20 to January 27

Today, Talos is publishing a glimpse into the most prevalent threats weve observed between Jan. 20 and Jan. 27. As with previous roundups, this post isnt meant to be an in-depth analysis. Instead, this post will summarize the threats weve observed by highlighting key behavioral characteristics,...

Protecting Against Malicious Use of Remote Monitoring and Management Software

Summary The Cybersecurity and Infrastructure Security Agency CISA, National Security Agency NSA, and Multi-State Information Sharing and Analysis Center MS-ISAC hereafter referred to as the “authoring organizations” are releasing this joint Cybersecurity Advisory CSA to warn network defenders abo...

threat-intel

threat-intel This repository contains supplemental items inclu...

CVE-2022-41080, CVE-2022-41082: Rapid7 Observed Exploitation of `OWASSRF` in Exchange for RCE

Emergent threats evolve quickly, and as we learn more about this vulnerability, this blog post will evolve, too. Beginning December 20, 2022, Rapid7 has responded to an increase in the number of Microsoft Exchange server compromises. Further investigation aligned these attacks to what CrowdStrike...

Fortinet Warns of Active Exploitation of New SSL-VPN Pre-auth RCE Vulnerability

Fortinet on Monday issued emergency patches for a severe security flaw affecting its FortiOS SSL-VPN product that it said is being actively exploited in the wild. Tracked as CVE-2022-42475 CVSS score: 9.3, the critical bug relates to a heap-based buffer overflow vulnerability that could allow an...

CISA Updates Advisory on #StopRansomware: Cuba Ransomware

The Federal Bureau of Investigation FBI and CISA have updated joint Cybersecurity Advisory AA22-335A: StopRansomware: Cuba Ransomware, originally released on December 01, 2022. The advisory has been updated to include additional indicators of compromise IOCs. CISA encourages organizations to revi...

CVE-2022-42475: Critical Unauthenticated Remote Code Execution Vulnerability in FortiOS; Exploitation Reported

Emergent threats evolve quickly, and as we learn more about this vulnerability, this blog post will evolve, too. On December 12, 2022, FortiGuard Labs published advisory FG-IR-22-398 regarding a critical CVSSv3 9.3 “heap-based buffer overflow vulnerability CWE-122 in FortiOS SSL-VPN which may all...

Vulnerability fixed in FortiOS SSL-VPN

Fortinet has fixed a vulnerability in FortiOS SSL-VPN. A unauthenticated remote malicious party can exploit the vulnerability exploit it to execute arbitrary code. This requires malicious network traffic must be sent to the vulnerable interface sent. Fortinet says it is aware of an incident in...

Threat Round up for December 2 to December 9

Today, Talos is publishing a glimpse into the most prevalent threats weve observed between Dec. 2 and Dec. 9. As with previous roundups, this post isnt meant to be an in-depth analysis. Instead, this post will summarize the threats weve observed by highlighting key behavioral characteristics,...

CISA and FBI Release Advisory on Iranian Government-Sponsored APT Actors Compromising Federal Network

Today, CISA and the Federal Bureau of Investigation FBI published a joint Cybersecurity Advisory CSA, Iranian Government-Sponsored APT Actors Compromise Federal Network, Deploy Crypto Miner, Credential Harvester. The CSA provides information on an incident at a Federal Civilian Executive Branch...

CISA Updates Advisory on Threat Actors Exploiting Multiple CVEs Against Zimbra Collaboration Suite

CISA and the Multi-State Information Sharing & Analysis Center MS-ISAC have updated joint Cybersecurity Advisory AA22-228A: Threat Actors Exploiting Multiple CVEs Against Zimbra Collaboration Suite, originally released August 16, 2022. The advisory has been updated to include an additional Malwar...

Threat Roundup for October 28 to November 4

Today, Talos is publishing a glimpse into the most prevalent threats weve observed between Oct. 28 and Nov. 4. As with previous roundups, this post isnt meant to be an in-depth analysis. Instead, this post will summarize the threats weve observed by highlighting key behavioral characteristics,...

Mangle - Tool That Manipulates Aspects Of Compiled Executables (.Exe Or DLL) To Avoid Detection From EDRs

Authored By Tyl0us Featured at Source Zero Con 2022 Mangle is a tool that manipulates aspects of compiled executables .exe or DLL. Mangle can remove known Indicators of Compromise IoC based strings and replace them with random characters, change the file by inflating the size to avoid EDRs, and c...

CVE-2022-22234 Junos OS: EX2300 and EX3400 Series: One of more SFPs might become unavailable when the system is very busy

An Improper Preservation of Consistency Between Independent Representations of Shared State vulnerability in the Packet Forwarding Engine PFE of Juniper Networks Junos OS allows a locally authenticated attacker with low privileges to cause a Denial of Service DoS. If the device is very busy for...

Iranian State Actors Conduct Cyber Operations Against the Government of Albania

CISA and the Federal Bureau of Investigation FBI have released a joint Cybersecurity Advisory CSA, Iranian State Actors Conduct Cyber Operations Against the Government of Albania, detailing malicious cyber operations that included ransomware and disk wiper, rendering websites and services...