The eSentire Blog

Threat Response Unit

5 M

The Popular Malware Downloader, GootLoader, Expands its Payloads Yet Again, Infecting a Law Firm with IcedID

In an unreported first - GootLoader, a popular malware-as-a-service (MaaS) offering which leverages Search Engine…

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TRU Positive/Bulletin

16 M

eSentire Threat Intelligence Malware Analysis: Mars Stealer

Mars Stealer is an information-stealing malware that first appeared on hacking forums in June 2021, a year after…

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TRU Positive/Bulletin

4 M

Attackers Use Third-Party Contractor Account to Infiltrate Network

Adversaries don’t work 9-5 and neither do we. At eSentire, our 24/7 SOCs are staffed with Elite Threat Hunters and…

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TRU Positive/Bulletin

3 M

Redline Stealer Masquerades as Photo Editing Software

Adversaries don’t work 9-5 and neither do we. At eSentire, our 24/7 SOCs are staffed with Elite Threat Hunters and…

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Threat Intelligence

6 M

Will Counterattacks Stop Cybercriminals?

Cybersecurity is not an IT problem to solve—it's a business risk to manage. In the Managing Cyber Risk podcast…

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TRU Positive/Bulletin

4 M

AsyncRAT Activity

Adversaries don’t work 9-5 and neither do we. At eSentire, our 24/7 SOCs are staffed with Elite Threat Hunters and…

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Threat Response Unit

17 M

eSentire Threat Intelligence Malware Analysis: SolarMarker

Since first emerging in 2020, SolarMarker (aka: Jupyter, Polazert, Yellow Cockatoo) remains one of the most…

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TRU Positive/Bulletin

17 M

Hackers Spearphish Corporate Hiring Managers with Poisoned Resumes, Infecting Them with the More_Eggs Malware, Warns eSentire

More_Eggs Came Calling for Easter eSentire’s security research team, the Threat Response Unit (TRU), has…

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TRU Positive/Bulletin

6 M

Fake Chrome Setup Leads to NetSupportManager RAT and Mars Stealer

Adversaries don’t work 9-5 and neither do we. At eSentire, our 24/7 SOCs are staffed with Elite Threat Hunters and…

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Threat Response Unit

5 M

Expect Aftershocks from the Ongoing Russian-Allied Cyber Threats

In January, the Cybersecurity and Infrastructure Security Agency (CISA) released an Alert (AA22-011A) outlining…

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TRU Positive/Bulletin

5 M

UpdateAgent macOS Malware

Adversaries don’t work 9-5 and neither do we. At eSentire, our 24/7 SOCs are staffed with Elite Threat Hunters…

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Threat Response Unit

10 M

eSentire Threat Intelligence Malware Analysis: HeaderTip

Since humans are still the weakest link in cybersecurity, threat actor(s) continue to prey on fallible human…

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