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Happy 13th Birthday, KrebsOnSecurity!

Krebs on Security

You just knew 2022 was going to be The Year of Crypto Grift when two of the world’s most popular antivirus makers — Norton and Avira — kicked things off by installing cryptocurrency mining programs on customer computers. The now-defunct and always phony cryptocurrency trading platform xtb-market[.]com,

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Octo Tempest cybercriminal group is "a growing concern"—Microsoft

Malwarebytes

In a security blog about Octo Tempest Microsoft states: “Octo Tempest monetized their intrusions in 2022 by selling SIM swaps to other criminals and performing account takeovers of high-net-worth individuals to steal their cryptocurrency.” Create offsite, offline backups. Don’t get attacked twice.

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Medical research data Advarra stolen after SIM swap

Malwarebytes

In 2022, Octo Tempest began selling SIM swaps to other criminals and performing account takeovers of high-net-worth individuals in order to steal their cryptocurrency. Create offsite, offline backups. Keep backups offsite and offline, beyond the reach of attackers. Don’t get attacked twice.

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Ransomware review: March 2023

Malwarebytes

Among its victims are Tonga Communications Corporation (TCC), a state-owned telecommunications company, and oil and gas regulator company PetroChina Indonesia. The agencies have reason to believe cryptocurrency ransom payments from such operations support DPRK's "national-level priorities and objectives."

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The Surge of Double Extortion Ransomware Attacks

Pen Test

Victims are instructed to pay a ransom payment, usually demanded in cryptocurrency, in exchange for the decryption key. Sopra Steria - One of the Largest Reported Ransoms Europe's major IT services firm Sopra Steria was breached in October 2020 by the Ryuk gang, with extensive backups preventing major disruption.

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Ransomware world in 2021: who, how and why

SecureList

Finally, negotiations with the victims may be handled by yet another team and when the ransom is paid out, a whole new set of skills is needed to launder the cryptocurrency obtained. They interact with each other through internet handles, paying for services with cryptocurrency. Monero (XMR) cryptocurrency is used for payment.

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What Is Encryption? Definition, How it Works, & Examples

eSecurity Planet

ECC is used for email encryption, cryptocurrency digital signatures, and internet communication protocols. Second, encryption key rotation can render data stored in backups or on removable media inaccessible. Pressure on both professional and personal encryption can also be seen in government legislation.