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New ZHtrap botnet uses honeypot to find more victims

Security Affairs

Netlab 360 experts discovered a new Mirai-based botnet dubbed ZHtrap that implements honeypot to find more victims. Researchers from Netlab 360 discovered a new Mirai-based botnet dubbed ZHtrap that implements honeypot to find more victims. ” If you want to receive the weekly Security Affairs Newsletter for free subscribe here.

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Tourists Give Themselves Away by Looking Up. So Do Most Network Intruders.

Krebs on Security

Security experts say this same tourist dynamic is a dead giveaway in virtually all computer intrusions that lead to devastating attacks like data theft and ransomware, and that more organizations should set simple virtual tripwires that sound the alarm when authorized users and devices are spotted exhibiting this behavior. .

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No, I Did Not Hack Your MS Exchange Server

Krebs on Security

The Shadowserver Foundation , a nonprofit that helps network owners identify and fix security threats , says it has found 21,248 different Exchange servers which appear to be compromised by a backdoor and communicating with brian[.]krebsonsecurity[.]top Just my Social Security number. krebsonsecurity[.]top I’d been doxed via DNS.

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Hiding Devices Using Port Knocking or Single-Packet Authorization (SPA)

eSecurity Planet

For example, if port 23 is open on a server’s firewall, then the device may be vulnerable to attacks that exploit the Telnet protocol. Port knocking and single-packet authorization (SPA) add obfuscation-as-security to an existing security stack. Security can be improved further by making the sequence more complex.

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Weekly Update 342

Troy Hunt

But more seriously, I cannot think of a better example of ambiguous language that's open to interpretation and so easily avoided (hello MM-DD people!) Next time I post a poll about something as simple as "when is next Friday", I don't expect I'll get as much interest. Also, Genesis Market and Operation Cookie Monster.

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Experts released PoC exploit code for Cisco IOS XE flaw CVE-2023-20198

Security Affairs

Threat actors have exploited the recently disclosed critical zero-day vulnerability ( CVE-2023-20198 ) to compromise thousands of Cisco IOS XE devices, security firm VulnCheck warned. To disable the HTTP Server feature, use the no ip http server or no ip http secure-server command in global configuration mode. Researchers at Horizon3.ai

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Threat Group TeamTNT Returns with New Cloud Attacks

eSecurity Planet

However, the researchers are convinced the threat actor is back, as their honeypots identified TeamTNT signatures and tools in a series of three attacks during the first week of September. Also read: Top Container Security Solutions. Such an approach is quite popular in the malware landscape, for example, with cryptominers.

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