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Daniel Johnston

Security Analyst at Imperva

12 posts

Update: CVE-2024-4577 quickly weaponized to distribute “TellYouThePass” Ransomware
Imperva Threat Research
Update: CVE-2024-4577 quickly weaponized to distribute “TellYouThePass” Ransomware

Gabi Sharadin

, Daniel Johnston

Jun 10, 2024 2 min read

Imperva Threat Research
New Sysrv Botnet Variant Makes Use of Google Subdomain to Spread XMRig Miner

Daniel Johnston

, Yohann Sillam

Mar 20, 2024 3 min read

Attackers Quick to Weaponize CVE-2023-22527 for Malware Delivery
Imperva Threat Research
Attackers Quick to Weaponize CVE-2023-22527 for Malware Delivery

Daniel Johnston

Feb 21, 2024 2 min read

Imperva uncovers new Indicators of Compromise for FBI and CISA-flagged AndroxGh0st botnet
Imperva Threat Research
Imperva uncovers new Indicators of Compromise for FBI and CISA-flagged AndroxGh0st botnet

Gabi

, Muly

, Daniel

Jan 31, 2024 2 min read

Imperva Detects Undocumented 8220 Gang Activities
Imperva Threat Research
Imperva Detects Undocumented 8220 Gang Activities

Daniel Johnston

Dec 14, 2023 3 min read

ManageEngine Vulnerability CVE-2022-47966
Application Security
ManageEngine Vulnerability CVE-2022-47966

Daniel Johnston

, Gabi Sharadin

Jan 20, 2023 1 min read

Microsoft Exchange Server Vulnerabilities CVE-2022-41040 and CVE-2022-41082
Application Security
Microsoft Exchange Server Vulnerabilities CVE-2022-41040 and CVE-2022-41082

Gabi Sharadin

, Daniel Johnston

Sep 30, 2022 1 min read

Imperva Protects from New Spring Framework Zero-Day Vulnerabilities
Application Security
Imperva Protects from New Spring Framework Zero-Day Vulnerabilities

Daniel Johnston

Mar 31, 2022 2 min read

Log4Shell log4j Remote Code Execution – The COVID of the Internet
Application Security
Log4Shell log4j Remote Code Execution – The COVID of the Internet

Vitaly

, Daniel

, Nathan

Jan 6, 2022 7 min read

Imperva Observes Hive of Activity Following Hafnium Microsoft Exchange Disclosures
Application Security
Imperva Observes Hive of Activity Following Hafnium Microsoft Exchange Disclosures

Daniel Johnston

Mar 26, 2021 4 min read

Australian Cyber Attack Vectors Blocked Out of the Box by Imperva WAF
Australian Cyber Attack Vectors Blocked Out of the Box by Imperva WAF

Daniel Johnston

Jul 6, 2020 4 min read

Attackers Are Quick to Exploit vBulletin’s Latest 0-day Remote Code Execution Vulnerability
Imperva Threat Research
Attackers Are Quick to Exploit vBulletin’s Latest 0-day Remote Code Execution Vulnerability

Ryan Costley

, Daniel Johnston

Sep 26, 2019 3 min read

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