Cybercrime Archives

Machine Learning Command and Control project detects C2 traffic types.

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Using AI to Detect Malicious C2 Traffic

By Ajaya Neupane and Stefan Achleitner
May 24, 2021 at 6:00 AM

8 min. read

A conceptual image representing the new cryptocurrency stealer, WeSteal.

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New Shameless Commodity Cryptocurrency Stealer (WeSteal) and Commodity RAT (WeControl)

By Robert Falcone and Simon Conant
April 29, 2021 at 12:01 AM

9 min. read

A conceptual image representing ransomware, such as the Clop ransomware family discussed in this threat assessment.

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Threat Assessment: Clop Ransomware

By Doel Santos
April 13, 2021 at 8:00 AM

6 min. read

22,292

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Network Attack Trends: Internet of Threats (November 2020-January 2021)

By Lei Xu, Yue Guan and Vaibhav Singhal
April 12, 2021 at 10:37 AM

8 min. read

A conceptual image representing the concept of malware, such as that covered in this case study of Emotet Command and Control traffic.

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Emotet Command and Control Case Study

By Chris Navarrete and Yanhui Jia
April 9, 2021 at 12:00 PM

9 min. read

Malicious email, as depicted here, can be the starting point of a chain of events related to Hancitor infections, which have recently been observed distributing Cobalt Strike and using a noisy network ping tool.

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Hancitor’s Use of Cobalt Strike and a Noisy Network Ping Tool

By Brad Duncan
April 1, 2021 at 12:00 PM

11 min. read

Conceptual image representing COVID-19 themed phishing attacks

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Fake Websites Used in COVID-19 Themed Phishing Attacks, Impersonating Brands Like Pfizer and BioNTech

By Lucas Hu
March 24, 2021 at 3:00 AM

12 min. read

Conceptual image representing the concept of global attackers, such as those featured in this Microsoft Exchange Server Attack timeline.

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Microsoft Exchange Server Attack Timeline

By Unit 42
March 11, 2021 at 12:10 PM

5 min. read

Cybercriminals, conceptualized by this image of a man illicitly opening a door into a computer, use techniques such as fast flux, described here, to evade detection and law enforcement takedowns.

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Fast Flux 101: How Cybercriminals Improve the Resilience of Their Infrastructure to Evade Detection and Law Enforcement Takedowns

By Janos Szurdi, Rebekah Houser and Daiping Liu
March 2, 2021 at 6:00 AM

13 min. read

The conceptual image represents internet attack trends such as those discussed here, including scanner activities and HTTP directory traversal exploitation attempts.

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Network Attack Trends: Internet of Threats (August-October 2020)

By Yue Guan, Lei Xu, Ken Hsu and Zhibin Zhang
January 22, 2021 at 6:00 AM

8 min. read

This conceptual image illustrates the idea of malware, such as the njRAT spreading through active Pastebin command and control tunnel that is discussed in this blog.

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njRAT Spreading Through Active Pastebin Command and Control Tunnel

By Yanhui Jia, Chris Navarrete and Haozhe Zhang
December 9, 2020 at 6:00 AM

6 min. read

Data leakage from mobile applications, as illustrated here, can make users trackable and open them to malicious attacks. The image shows a mobile device screen and icons representing attackers hovering around the device monitoring for leakage.

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Android Apps Leaking Sensitive Data Found on Google Play With 6 Million U.S. Downloads

By Stefan Achleitner and Chengcheng Xu
November 24, 2020 at 3:00 AM

8 min. read

A conceptual illustration representing malware

22,348

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A Closer Look at the Web Skimmer

By Jin Chen, Tao Yan, Taojie Wang and Yu Fu
November 9, 2020 at 6:00 AM

7 min. read

Vulnerabilities in websites, as conceptualized in this image, can include malicious coinminers and web skimmers.

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Top Alexa Sites Infected With Malicious Coinminers and Web Skimmer

By Taojie Wang, Jin Chen, Tao Yan and Zhanglin He
October 1, 2020 at 6:00 AM

8 min. read

Conceptual image illustrating WastedLocker ransomware

32,439

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Threat Assessment: WastedLocker Ransomware

By Alex Hinchliffe, Doel Santos, Adrian McCabe and Robert Falcone
July 30, 2020 at 6:00 AM

4 min. read

Posts tagged with: Cybercrime

Using AI to Detect Malicious C2 Traffic

New Shameless Commodity Cryptocurrency Stealer (WeSteal) and Commodity RAT (WeControl)

Threat Assessment: Clop Ransomware

Network Attack Trends: Internet of Threats (November 2020-January 2021)

Emotet Command and Control Case Study

Hancitor’s Use of Cobalt Strike and a Noisy Network Ping Tool

Fake Websites Used in COVID-19 Themed Phishing Attacks, Impersonating Brands Like Pfizer and BioNTech

Microsoft Exchange Server Attack Timeline

Fast Flux 101: How Cybercriminals Improve the Resilience of Their Infrastructure to Evade Detection and Law Enforcement Takedowns

Network Attack Trends: Internet of Threats (August-October 2020)

njRAT Spreading Through Active Pastebin Command and Control Tunnel

Android Apps Leaking Sensitive Data Found on Google Play With 6 Million U.S. Downloads

A Closer Look at the Web Skimmer

Top Alexa Sites Infected With Malicious Coinminers and Web Skimmer

Threat Assessment: WastedLocker Ransomware

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