RSS ze světa hackingu


U.S. Cyber Command Warns of Ongoing Attacks Exploiting Atlassian Confluence Flaw

The U.S. Cyber Command on Friday warned of ongoing mass exploitation attempts in the wild targeting a now-patched critical security vulnerability affecting Atlassian Confluence deployments that could be abused by unauthenticated attackers to take control of a vulnerable system. "Mass exploitation of Atlassian Confluence CVE-2021-26084 is ongoing and expected to accelerate," the Cyber National…

Datum: 4. 9. 2021

This New Malware Family Using CLFS Log Files to Avoid Detection

Cybersecurity researchers have disclosed details about a new malware family that relies on the Common Log File System (CLFS) to hide a second-stage payload in registry transaction files in an attempt to evade detection mechanisms. FireEye's Mandiant Advanced Practices team, which made the discovery, dubbed the malware PRIVATELOG, and its installer, STASHLOG. Specifics about the identities of the…

Datum: 3. 9. 2021

FIN7 Hackers Using Windows 11 Themed Documents to Drop Javascript Backdoor

A recent wave of spear-phishing campaigns leveraged weaponized Windows 11 Alpha-themed Word documents with Visual Basic macros to drop malicious payloads, including a JavaScript implant, against a point-of-sale (PoS) service provider located in the U.S. The attacks, which are believed to have taken place between late June to late July 2021, have been attributed with "moderate confidence" to a…

Datum: 3. 9. 2021

Cisco Issues Patch for Critical Enterprise NFVIS Flaw — PoC Exploit Available

Cisco has patched a critical security vulnerability impacting its Enterprise Network Function Virtualization Infrastructure Software (NFVIS) that could be exploited by an attacker to take control of an affected system. Tracked as CVE-2021-34746, the weakness has been rated 9.8 out of a maximum of 10 on the Common Vulnerability Scoring System (CVSS) and could allow a remote attacker to circumvent…

Datum: 3. 9. 2021

What is AS-REP Roasting attack, really?

Microsoft's Active Directory is said to be used by 95% of Fortune 500. As a result, it is a prime target for attackers as they look to gain access to credentials in the organization, as compromised credentials provide one of the easiest ways for hackers to access your data. A key authentication technology that underpins Microsoft Active Directory is Kerberos. Unfortunately, hackers use many…

Datum: 2. 9. 2021

New BrakTooth Flaws Leave Millions of Bluetooth-enabled Devices Vulnerable

A set of new security vulnerabilities has been disclosed in commercial Bluetooth stacks that could enable an adversary to execute arbitrary code and, worse, crash the devices via denial-of-service (DoS) attacks.  Collectively dubbed "BrakTooth" (referring to the Norwegian word "Brak" which translates to "crash"), the 16 security weaknesses span across 13 Bluetooth chipsets from 11 vendors such…

Datum: 2. 9. 2021

WhatsApp Photo Filter Bug Could Have Exposed Your Data to Remote Attackers

A now-patched high-severity security vulnerability in WhatApp's image filter feature could have been abused to send a malicious image over the messaging app to read sensitive information from the app's memory. Tracked as CVE-2020-1910 (CVSS score: 7.8), the flaw concerns an out-of-bounds read/write and stems from applying specific image filters to a rogue image and sending the altered image to…

Datum: 2. 9. 2021

Is Traffic Mirroring for NDR Worth the Trouble? We Argue It Isn't

Network Detection & Response (NDR) is an emerging technology developed to close the blind security spots left by conventional security solutions, which hackers exploited to gain a foothold in target networks. Nowadays, enterprises are using a plethora of security solutions to protect their network from cyber threats. The most prominent ones are Firewalls, IPS/IDS, SIEM, EDR, and XDR (which…

Datum: 2. 9. 2021

Chinese Authorities Arrest Hackers Behind Mozi IoT Botnet Attacks

The operators of the Mozi IoT botnet have been taken into custody by Chinese law enforcement authorities, nearly two years after the malware emerged on the threat landscape in September 2019. News of the arrest, which originally happened in June, was disclosed by researchers from Netlab, the network research division of Chinese internet security company Qihoo 360, earlier this Monday, detailing…

Datum: 2. 9. 2021

FTC Bans Stalkerware App SpyFone; Orders Company to Erase Secretly Stolen Data

The U.S. Federal Trade Commission on Wednesday banned a stalkerware app company called SpyFone from the surveillance business over concerns that it stealthily harvested and shared data on people's physical movements, phone use, and online activities that were then used by stalkers and domestic abusers to monitor potential targets. "SpyFone is a brazen brand name for a surveillance business that…

Datum: 2. 9. 2021

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