Year: 2001 | Securelist

Kaspersky Labs presents the Virus Top 20 for the month of November.
In order to find out more details about each virus, simply click on the links below.
position
virus
percentage by occurrence
1
I-Worm.BadtransII 28.4 %
2
I-Worm.Aliz 6.1%
3
Trojan.PSW.Gip 2.7%
4
I-Worm.Magistr 1.8%
5
I-Worm.Sircam…

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Reports

While investigating an incident involving the BellaCiao .NET malware, Kaspersky researchers discovered a C++ version they dubbed “BellaCPP”.

Lazarus targets employees of a nuclear-related organization with a bunch of malware, such as MISTPEN, LPEClient, RollMid, CookieTime and a new modular backdoor CookiePlus.

Kaspersky researchers analyze 2019, 2022 and 2024 attacks attributed to Careto APT with medium to high confidence.

The report features the most significant developments relating to APT groups in Q3 2024, including hacktivist activity, new APT tools and campaigns.

Archive

The Virus Top 20 for November 2001

Extra! Extra! September 2001 Top 20!

July 2001 Top Ten Sizzles

April’s Top Ten Occurring Viruses

June 2001 Bugs: The Virus Top Ten

Like Pigs in Mud: May 2001 Virus List

The Old, the New, and the Ugly – March 2001 Top Viruses

January 2001 Virus “Hits”

Keyloggers: How they work and how to detect them (Part 1)

Scammers’ delivery service: exclusively dangerous

RansomEXX Trojan attacks Linux systems

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Reports

BellaCPP: Discovering a new BellaCiao variant written in C++

Lazarus group evolves its infection chain with old and new malware

Careto is back: what’s new after 10 years of silence?

APT trends report Q3 2024

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