Krebs on Security

APRIL 9, 2024

Microsoft today released updates to address 147 security holes in Windows, Office , Azure ,NET Framework , Visual Studio , SQL Server , DNS Server , Windows Defender , Bitlocker , and Windows Secure Boot. “As far as I can tell, it’s the largest Patch Tuesday release from Microsoft of all time.”

DNS 250

DNS Social Engineering Malware Media 250

eSecurity Planet

DECEMBER 3, 2021

Krebs wrote for The Washington Post between 1995 and 2009 before launching his current blog KrebsOnSecurity.com. ICYMI, Equifax forced to pull offline a huge database of consumer data guarded only by credentials "admin/admin" [link] — briankrebs (@briankrebs) September 13, 2017. Bruce Schneier | @schneierblog.

Accountability 139

Accountability Cybersecurity Penetration Testing InfoSec 139

SecureList

OCTOBER 26, 2021

In June, more than six months after DarkHalo had gone dark, we observed the DNS hijacking of multiple government zones of a CIS member state that allowed the attacker to redirect traffic from government mail servers to computers under their control – probably achieved by obtaining credentials to the control panel of the victims’ registrar.

Malware 143

Malware Government Surveillance Spyware 143

SecureList

APRIL 27, 2021

Further investigation of the Sunburst backdoor revealed several features that overlap with a previously identified backdoor known as Kazuar , a.NET backdoor first reported in 2017 and tentatively linked to the Turla APT group. In November and December 2020, two public blog posts were published about this campaign.

Malware 142

Malware Spyware Government Social Engineering 142

SecureList

APRIL 27, 2022

On March 1, ESET published a blog post related to wipers used in Ukraine and to the ongoing conflict: in addition to HermeticWiper, this post introduced IsaacWiper, used to target specific machines previously compromised with another remote administration tool named RemCom, commonly used by attackers for lateral movement within compromised networks.

Malware 135

Malware Firmware Government Phishing 135