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Technical Analysis of Crytox Ransomware

Security Boulevard

Crytox uses AES-CBC with a per file 256-bit key that is protected with a locally generated RSA public key. The most noteworthy thing is the use of a specific implementation of AES-CBC shown in Figure 2. Crytox implementation of AES. The authors borrowed the AES code and modified some parts to meet their needs.

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APT10: Tracking down LODEINFO 2022, part II

SecureList

The first 16 bytes to be sent are from another SHA512 hash value, this time taken from the previously mentioned hardcoded AES key (NV4HDOeOVyL). The first 16 bytes of SHA512 value calculated from the hardcoded AES key. Recursive call if the “en-US” locale is found. Size of base64 encoded payload. Vigenere cipher.

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A cascade of compromise: unveiling Lazarus’ new campaign

SecureList

tmp and uses this data as an AES decryption key to decrypt the remaining contents. The first 32 characters of this string serve as the AES decryption key, while the subsequent data contains configuration information used by the malware. com/en/common/include/page_tab[.]asp tmp C:ProgramDatantuser.008.dat dat C:ProgramDatantuser.009.dat

Malware 110
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BlackMatter Ransomware Analysis; The Dark Side Returns

McAfee

ENS ATP provides behavioral content focusing on proactively detecting the threat while also delivering known IoCs for both online and offline detections. A 16-byte hex value that is the AES key that will be used to encrypt the information that will be sent to the C2. A 16-byte hex value that remarks the victim id.

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BlackMatter Ransomware Analysis; The Dark Side Returns

McAfee

ENS ATP provides behavioral content focusing on proactively detecting the threat while also delivering known IoCs for both online and offline detections. A 16-byte hex value that is the AES key that will be used to encrypt the information that will be sent to the C2. A 16-byte hex value that remarks the victim id.

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WizCase Report: Vulnerabilities found in WD My Book, NetGear Stora, SeaGate Home, Medion LifeCloud NAS

Security Affairs

Accept-Language: en-US,en;q=0.5. ExpressVPN and NordVPN both use AES 256-bit encryption and will secure all your data. POST /api/2.0/rest/aggregator/xml rest/aggregator/xml HTTP/1.1. Host: 192.168.10.21. User-Agent: GoogleBot/2.0. Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8. Content-Length: 246.

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Encryption: How It Works, Types, and the Quantum Future

eSecurity Planet

Five years later, that number is more than 90% of websites, protecting users en masse from web attacks. DES Public Key RSA AES Elliptic-Curve Homomorphic Post-Quantum. The Advanced Encryption Standard (AES). By 2001, the NIST dubbed it the Advanced Encryption Standard (AES) and officially replaced the use of DES.