Remove Antivirus Remove Event Remove Hacking
article thumbnail

No, I Did Not Hack Your MS Exchange Server

Krebs on Security

26, Shadowserver saw an attempt to install a new type of backdoor in compromised Exchange Servers, and with each hacked host it installed the backdoor in the same place: “ /owa/auth/babydraco.aspx. Oddly, none of the several dozen antivirus tools available to scan the file at Virustotal.com currently detect it as malicious.

Hacking 363
article thumbnail

GUEST ESSAY – Notable events in hacking history that helped transform cybersecurity assessment

The Last Watchdog

Here are five notable historical events that influenced cybersecurity assessment and transformed it into what it is today: The Battle of Midway (1942). It’s clear that when technology develops, people find creative ways to cause mass disruption, increasing the need for antivirus protection and firewalls.

Insiders

Sign Up for our Newsletter

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

article thumbnail

Beware of Fake Amnesty International Antivirus for Pegasus that Hacks PCs with Malware

The Hacker News

In yet another indicator of how hacking groups are quick to capitalize on world events and improvise their attack campaigns for maximum impact, threat actors have been discovered impersonating Amnesty International to distribute malware that purports to be security software designed to safeguard against NSO Group's Pegasus surveillanceware.

Antivirus 108
article thumbnail

Hackers Are Now Exploiting Windows Event Logs

eSecurity Planet

Hackers have found a way to infect Windows Event Logs with fileless malware , security researchers have found. During a “very targeted” campaign, hackers used Windows Event Logs to inject shellcode payloads and operate stealthily. If it does not find one, the encrypted shell code is written in 8KB chunks in the event logs.

Malware 117
article thumbnail

Cactus ransomware gang claims the Schneider Electric hack

Security Affairs

The ransomware identifies user accounts by viewing successful logins in Windows Event Viewer, it also uses a modified variant of the open-source PSnmap Tool. Once the malware has escalated the privileges on a machine, the threat actors use a batch script to uninstall popular antivirus solutions installed on the machine.

article thumbnail

On the Irish Health Services Executive Hack

Security Boulevard

It had no documented cyber incident response runbooks or IT recovery plans (apart from documented AD recovery plans) for recovering from a wide-scale ransomware event. Antivirus software triggered numerous alerts after detecting Cobalt Strike activity but these were not escalated.

Hacking 98
article thumbnail

Windows Defender is the first antivirus solution that can run in a sandbox

Security Affairs

Since antivirus and anti-malware tools run with the highest level of privileges to scan all parts of a computer for malicious code, it has become a desired target for attackers. This is probably the first case of a sandbox mechanism implemented for an antivirus solution that aims at protecting the Windows systems if it is compromised.

Antivirus 104