apt

Operation RusticWeb targets Indian Govt: From Rust-based malware to Web-service exfiltration

SEQRITE Labs APT-Team has uncovered a phishing campaign targeting various Indian government personnel since October 2023. We have also identified targeting of both government and private entities in the defence sector over December. New Rust-based payloads and encrypted PowerShell commands have been utilized to exfiltrate confidential documents to a web-based service engine, instead of a dedicated command-and-control (C2) server. With actively […]

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December 21, 2023
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Russia-linked APT29 group exploited WinRAR 0day in attacks against embassies

Russia-linked cyberespionage group APT29 has been observed leveraging the CVE-2023-38831 vulnerability in WinRAR in recent attacks. The Ukrainian National Security and Defense Council (NDSC) reported that APT29 (aka SVR group, Cozy Bear, Nobelium, Midnight Blizzard, and The Dukes) has been exploiting the CVE-2023-38831 vulnerability in WinRAR in recent attacks. APT29 along with APT28 cyber espionage group was involved in the Democratic National Committee […]

November 20, 2023
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DarkCasino joins the list of APT groups exploiting WinRAR zero-day

The DarkCasino APT group leveraged a recently disclosed WinRAR zero-day vulnerability tracked as CVE-2023-38831. Researchers at cybersecurity firm NSFOCUS analyzed DarkCasino attack pattern exploiting the WinRAR zero-day vulnerability tracked as CVE-2023-38831. The economically motivated APT group used specially crafted archives in phishing attacks against forum users through online trading forum posts. “DarkCasino is an APT […]

November 20, 2023
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Danish critical infrastructure hit by the largest cyber attack in Denmark’s history

Danish critical infrastructure was hit by the largest cyber attack on record that hit the country, according to Denmark’s SektorCERT. In May, Danish critical infrastructure faced the biggest cyber attack on record that hit the country, reported SektorCERT, Denmark’s Computer Security Incident Response Team (CSIRT) for the critical infrastructure sectors. A first wave of attacks […]

The post Danish critical infrastructure hit by the largest cyber attack in Denmark’s history appeared first on Security Affairs.

November 14, 2023
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North Korea-linked APT Sapphire Sleet targets IT job seekers with bogus skills assessment portals

North Korea-linked APT group Sapphire Sleet set up bogus skills assessment portals in attacks aimed at IT job seekers. The North Korea-linked APT group Sapphire Sleet (aka APT38, BlueNoroff, CageyChameleon, and CryptoCore) is considered a sub-group of the popular Lazarus APT group. The APT group’s campaigns focus on cryptocurrency exchanges, venture capital firms, and banks. […]

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November 13, 2023
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Russian Sandworm disrupts power in Ukraine with a new OT attack

Mandiant reported that Russia-linked Sandworm APT used a novel OT attack to cause power outages during mass missile strikes on Ukraine. Mandiant researchers reported that Russia-linked APT group Sandworm employed new operational technology (OT) attacks that caused power outages while the Russian army was conducting mass missile strikes on critical infrastructure in Ukraine in October. […]

The post Russian Sandworm disrupts power in Ukraine with a new OT attack appeared first on Security Affairs.

November 9, 2023
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