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OnionPoison: infected Tor Browser installer distributed through popular YouTube channel

SecureList

In our case, a link to a malicious Tor installer was posted on a popular Chinese-language YouTube channel devoted to anonymity on the internet. Visual Studio 2003 – 7.10 In response to the POST request, the C2 server returns a blob containing an encrypted second stage payload. 2021-Sep-25 21:56:47.

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Nokoyawa ransomware attacks with Windows zero-day

SecureList

CLFS is a log file subsystem that was first introduced in Microsoft Windows Server 2003 R2 / Microsoft Vista and is implemented in the clfs.sys driver. It’s written in C and has encrypted strings. It was launched with an encrypted json config provided with a “–config” command line argument.

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[SI-LAB] FlawedAmmyy Leveraging Undetected XLM Macros as an Infection Vehicle

Security Affairs

This technology is stored in the Workbook OLE stream in Excel 97-2003 format which makes it very difficult to detect and parse by antivirus (AV) engines. An important point to note in “Root Entry” is the version of the document “ Microsoft Excel 97-2003 “. Figure 5: Microsoft Excel 97-2003 version identified. macro technology.

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Top Web Application Firewall (WAF) Vendors

eSecurity Planet

Founded in 2003, Barracuda Networks is a Campbell, California-based vendor of network appliances and cloud services. From behavioral analytics and machine learning to in-browser data encryption and an anti-bot mobile SDK, F5 offers industry-leading features. Also Read: Cloud Bucket Vulnerability Management in 2021. Barracuda WAF.

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Rainbow Table Attacks and Cryptanalytic Defenses

eSecurity Planet

A cryptanalytic attack is one where unauthorized actors breach a cryptographic security system through exhaustive searches for information related to the encryption scheme. Cryptanalysts or malicious actors can use basic information about the cryptographic scheme, plaintext, or ciphertext to decipher encrypted communications.

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UNRAVELING EternalBlue: inside the WannaCry’s enabler

Security Affairs

By scanning a range of IP addresses, they can identify potential targets that have SMB services exposed to the internet. The image below shows prebuilt EternalBlue exploits Cybernews screenshot Shodan and Similar Tools: Shodan is a search engine that scans and indexes internet-connected devices, including vulnerable systems.

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What is a Rainbow Table Attack and How Can You Prevent It?

eSecurity Planet

A cryptanalytic attack is one where unauthorized actors breach a cryptographic security system through exhaustive searches for information related to the encryption scheme. Cryptanalysts or malicious actors can use basic information about the cryptographic scheme, plaintext, or ciphertext to decipher encrypted communications.