Design/Logic Flaw

When Octopus Server is installed using a custom folder location, folder ACLs are not set correctly and could lead to an unprivileged user using DLL side-loading to gain privileged access...

CVE-2021-26557

When Octopus Tentacle is installed using a custom folder location, folder ACLs are not set correctly and could lead to an unprivileged user using DLL side-loading to gain privileged access...

CVE-2021-26557

CVE-2021-26557 affects Octopus Tentacle when installed to a custom folder where folder ACLs are not set correctly. This misconfiguration can allow an unprivileged user to use DLL side-loading to gain privileged access, resulting in a local privilege escalation. The NVD data cites local attack vec...

CVE-2021-26556

When Octopus Server is installed using a custom folder location, folder ACLs are not set correctly and could lead to an unprivileged user using DLL side-loading to gain privileged access...

CVE-2021-26556

CVE-2021-26556 affects Octopus Server when installed in a custom folder location. The root cause is improper ACL configuration on the installation folder, enabling a DLL side-loading path for an unprivileged user to escalate to privileged access. The connected sources confirm the presence of a lo...

Details of the REvil Ransomware Attack

ArsTechnica has a good story on the REvil ransomware attack of last weekend, with technical details: This weekends attack was carried out with almost surgical precision. According to Cybereason, the REvil affiliates first gained access to targeted environments and then used the zero-day in the...

Chinese Hackers Attacking Military Organizations With New Backdoor

Bad actors with suspected ties to China have been behind a wide-ranging cyberespionage campaign targeting military organizations in Southeast Asia for nearly two years, according to new research. Attributing the attacks to a threat actor dubbed "Naikon APT," cybersecurity firm Bitdefender laid ou...

Targeted Malware Reverse Engineering Workshop follow-up. Part 1

On April 8, 2021, we conducted a webinar with Ivan Kwiatkowski and Denis Legezo, Senior Security Researchers from our Global Research & Analysis Team GReAT, who gave live workshops on practical disassembling, decrypting and deobfuscating authentic malware cases, moderated by GReATs own Dan Demete...

Hackers From China Target Vietnamese Military and Government

A hacking group related to a Chinese-speaking threat actor has been linked to an advanced cyberespionage campaign targeting government and military organizations in Vietnam. The attacks have been attributed with low confidence to the advanced persistent threat APT called Cycldek or Goblin Panda,...

Hackers From China Target Vietnamese Military and Government

A hacking group related to a Chinese-speaking threat actor has been linked to an advanced cyberespionage campaign targeting government and military organizations in Vietnam. The attacks have been attributed with low confidence to the advanced persistent threat APT called Cycldek or Goblin Panda,...

The leap of a Cycldek-related threat actor

Introduction In the nebula of Chinese-speaking threat actors, it is quite common to see tools and methodologies being shared. One such example of this is the infamous "DLL side-loading triad": a legitimate executable, a malicious DLL to be sideloaded by it, and an encoded payload, generally dropp...

Facebook Shutters Accounts Used in APT32 Cyberattacks

Facebook has shut down several accounts and Pages on its platform, which were used to launch phishing and malware attacks by two cybercriminal groups: APT32 in Vietnam and an unnamed threat group based in Bangladesh. Click to register. The social-media giant said it has removed both groups’ abili...

Nation-State Hackers Caught Hiding Espionage Activities Behind Crypto Miners

A nation-state actor known for its cyber espionage campaigns since 2012 is now using coin miner techniques to stay under the radar and establish persistence on victim systems, according to new research. Attributing the shift to a threat actor tracked as Bismuth, Microsoft's Microsoft 365 Defender...

Threat actor leverages coin miner techniques to stay under the radar – here’s how to spot them

Cryptocurrency miners are typically associated with cybercriminal operations, not sophisticated nation state actor activity. They are not the most sophisticated type of threats, which also means that they are not among the most critical security issues that defenders address with urgency. Recent...

Symantec Reports on Cicada APT Attacks against Japan

Symantec is reporting on an APT group linked to China, named Cicada. They have been attacking organizations in Japan and elsewhere. Cicada has historically been known to target Japan-linked organizations, and has also targeted MSPs in the past. The group is using living-off-the-land tools as well...

Mysterious APT Leaves Curious ‘KilllSomeOne’ Clue

Researchers are scratching their heads when it comes to unmasking a new advanced persistent threat APT group targeting non-governmental organizations in the Southeast Asian nation Myanmar formerly Burma. Based on crude messages, such as “KilllSomeOne”, used in attack code strings, coupled with...

CVE-2020-7260

DLL Side Loading vulnerability in the installer for McAfee Application and Change Control MACC prior to 8.3 allows local users to execute arbitrary code via execution from a compromised folder...

CVE-2020-7260

DLL Side Loading vulnerability in the installer for McAfee Application and Change Control MACC prior to 8.3 allows local users to execute arbitrary code via execution from a compromised folder...

Code injection

DLL Side Loading vulnerability in the installer for McAfee Application and Change Control MACC prior to 8.3 allows local users to execute arbitrary code via execution from a compromised folder...

CVE-2020-7260 MACC installer DLL side loading

DLL Side Loading vulnerability in the installer for McAfee Application and Change Control MACC prior to 8.3 allows local users to execute arbitrary code via execution from a compromised folder...