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Iranian hackers target energy sector with new DNS backdoor

Bleeping Computer

The Iranian Lycaeum APT hacking group uses a new.NET-based DNS backdoor to conduct attacks on companies in the energy and telecommunication sectors. [.].

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Iran-linked Lyceum APT adds a new.NET DNS Backdoor to its arsenal

Security Affairs

Iran-linked Lyceum APT group uses a new.NET-based DNS backdoor to target organizations in the energy and telecommunication sectors. The Iran-linked Lyceum APT group, aka Hexane or Spilrin, used a new.NET-based DNS backdoor in a campaign aimed at companies in the energy and telecommunication sectors, ZScaler researchers warn.

DNS 145
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U.S. agency cautions employees to limit phone use due to Salt Typhoon hack of telco providers

Security Affairs

US CFPB warns employees to avoid work-related mobile calls and texts following China-linked Salt Typhoon hack over security concerns. Do NOT conduct CFPB work using mobile voice calls or text messages,” reads the email sent to the employees referencing a recent government statement acknowledging the telecommunications infrastructure attack.

Hacking 131
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China-linked APT group Salt Typhoon compromised some U.S. internet service providers (ISPs)

Security Affairs

“The hacking campaign, called Salt Typhoon by investigators, hasn’t previously been publicly disclosed and is the latest in a series of incursions that U.S. and its allies for hacking activities in July. Upon investigating the incidents, the researchers determined that a DNS poisoning attack at the ISP level caused the infection.

Internet 130
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Alleged Iran-linked APT groups behind global DNS Hijacking campaign

Security Affairs

Security expert uncovered a DNS hijacking campaign targeting organizations in various industries worldwide and suspects Iranian APT groups. It is interesting to note that FireEye confirmed that this campaign is different from other operations carried out by Iranian APT groups due to the use of DNS hijacking at scale.

DNS 109
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China-linked LightBasin group accessed calling records from telcos worldwide

Security Affairs

China-linked cyberespionage group LightBasin hacked mobile telephone networks around the world and used specialized tools to access calling records. CrowdStrike researchers reported that at least 13 telecommunication companies were compromised by since 2019. ” reads the report published by Crowdstrike.

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DHS issues emergency Directive to prevent DNS hijacking attacks

Security Affairs

DHS has issued a notice of a CISA emergency directive urging federal agencies of improving the security of government-managed domains (i.e.gov) to prevent DNS hijacking attacks. The notice was issued by the DHS and links the emergency directive Emergency Directive 19-01 titled “Mitigate DNS Infrastructure Tampering.”.

DNS 111