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Ask Fitis, the Bear: Real Crooks Sign Their Malware

Krebs on Security

Code-signing certificates are supposed to help authenticate the identity of software publishers, and provide cryptographic assurance that a signed piece of software has not been altered or tampered with. More recently, it appears Megatraffer has been working with ransomware groups to help improve the stealth of their malware.

Malware 242
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Microsoft recommends Exchange admins to disable the SMBv1 protocol

Security Affairs

Microsoft is recommending administrators to disable the SMBv1 network communication protocol on Exchange servers to prevent malware attacks. Microsoft is urging administrators to disable the SMBv1 protocol on Exchange servers as a countermeasure against malware threats like TrickBot and Emotet. Get-WindowsFeature FS-SMB1).Installed

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DarkPulsar and other NSA hacking tools used in hacking operations in the wild

Security Affairs

Attackers are targeting high-value servers using a three of hacking tools from NSA arsenal, including DarkPulsar, that were leaked by the Shadow Brokers hacker group. It shows how hackers combined the tool to carry out high sophisticated hacking operations. Security Affairs – NSA hacking tools, DarkPulsar ).

Hacking 93
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Expert developed a MetaSploit module for the BlueKeep flaw

Security Affairs

BlueKeep is a wormable flaw that can be exploited by malware authors to create malicious code with WannaCry capabilities. Microsoft has released patches for Windows 7, Server 2008, XP and Server 2003. osum0x0 also published a video PoC that shows how to exploit the BlueKeep vulnerability on a Windows 2008 system.

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DHS also issued an alert for the Windows BlueKeep flaw

Security Affairs

The agency urges Microsoft users and administrators to install security patches, disable unnecessary services, enable Network Level Authentication (NLA) if available, and block TCP port 3389. Enable Network Level Authentication. Enable Network Level Authentication in Windows 7, Windows Server 2008, and Windows Server 2008 R2.

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NSA urges Windows Users and admins to Patch BlueKeep flaw

Security Affairs

BlueKeep is a wormable flaw that can be exploited by malware authors to create malicious code with WannaCry capabilities. Microsoft has released patches for Windows 7, Server 2008, XP and Server 2003. Enable Network Level Authentication. SecurityAffairs – BlueKeep, hacking). Pierluigi Paganini.

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A deeper insight into the CloudWizard APT’s activity revealed a long-running activity

Security Affairs

In October 2022, Kaspersky researchers uncovered a malware campaign aimed at infecting government, agriculture and transportation organizations located in the Donetsk, Lugansk, and Crimea regions with a previously undetected framework dubbed CommonMagic. This means that the threat actor was able to avoid detection for more than 15 years.

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