Tag: Threat Hunting Content

Mirai Variant V3G4 Detection: New Botnet Version Exploiting 13 Vulnerabilities to Target Linux Servers, IoT Devices
Mirai Variant V3G4 Detection: New Botnet Version Exploiting 13 Vulnerabilities to Target Linux Servers, IoT Devices

Threat actors are constantly enriching their offensive toolkits while experimenting with new sophisticated malware variants to expand the scope of attacks. Cyber defenders have observed a new Mirai botnet variant called V3G4 come into the spotlight in the cyber threat landscape. The novel malware variant has been leveraged in multiple adversary campaigns threatening targeted users […]

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ProxyShellMiner Detection: Novel Crypto-Mining Attacks Abusing CVE-2021-34473 and CVE-2021-34523 ProxyShell Vulnerabilities in Windows Exchange Servers 
ProxyShellMiner Detection: Novel Crypto-Mining Attacks Abusing CVE-2021-34473 and CVE-2021-34523 ProxyShell Vulnerabilities in Windows Exchange Servers 

Stay alert! Threat actors once again set eyes on Microsoft Windows Exchange servers, attempting to compromise them by exploiting infamous ProxyShell vulnerabilities. Cybersecurity researchers have observed a new evasive malicious campaign dubbed “ProxyShellMiner” that exploits two Microsoft Exchange ProxyShell flaws tracked as CVE-2021-34473 and CVE-2021-34523 to deliver cryptocurrency miners.  Detect ProxyShellMiner Attacks Exploiting Microsoft Exchange […]

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SOC Prime Threat Bounty —  January 2023 Results
SOC Prime Threat Bounty —  January 2023 Results

Threat Bounty Publications The first month of 2023 has brought invaluable contributions from our Threat Bounty members to the global cyber community. The SOC Prime team received 626 rules for examination and review submitted by our detection content experts. As a result, 144 rules successfully passed the verification and were published to the SOC Prime […]

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Remote Utilities Exploitation: New Phishing Campaign by the UAC-0096 Group Targeting Ukrainian Organizations 
Remote Utilities Exploitation: New Phishing Campaign by the UAC-0096 Group Targeting Ukrainian Organizations 

Hot on the heels of the massive email distribution in the recent malicious campaign targeting Ukrainian state bodies and leveraging Remcos (Remote Control and Surveillance) Trojan, threat actors exploit another remote administration software dubbed Remote Utilities to hit Ukrainian organizations. CERT-UA warns the global cyber defender community of ongoing phishing attacks attributed to the UAC-0096 […]

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Remcos Malware Detection: UAC-0050 Group Targets Ukrainian Government Entities in Phishing Attacks Using Remote Access Software  
Remcos Malware Detection: UAC-0050 Group Targets Ukrainian Government Entities in Phishing Attacks Using Remote Access Software  

Remcos Trojan (Remote Control and Surveillance) is frequently delivered by threat actors leveraging phishing attack vectors. The malware currently reemerges in the cyber threat arena to target Ukrainian government entities.  On February 6, 2023, cybersecurity researchers released a new CERT-UA#5926 alert detailing the mass email distribution impersonating the Ukrtelecom JSC aimed to spread Remcos malware […]

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UAC-0114 Group aka Winter Vivern Attack Detection: Hackers Launch Phishing Campaigns Targeting Government Entities of Ukraine and Poland
UAC-0114 Group aka Winter Vivern Attack Detection: Hackers Launch Phishing Campaigns Targeting Government Entities of Ukraine and Poland

Since the outbreak of the global cyber war, state bodies of Ukraine and its allies have become targets of diverse malicious campaigns launched by multiple hacking collectives. Threat actors frequently leverage phishing attack vectors to perform their adversary campaigns, like in December 2022’s cyber attacks distributing DolphinCape and FateGrab/StealDeal malware. On February 1, 2023, CERT-UA […]

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UAC-0082 (Sandworm APT Group) Targets Ukrainian National Information Agency “Ukrinform” in a Series of Cyber Attacks Leveraging Multiple Wiper Malware Strains
UAC-0082 (Sandworm APT Group) Targets Ukrainian National Information Agency “Ukrinform” in a Series of Cyber Attacks Leveraging Multiple Wiper Malware Strains

The russia-linked Sandworm APT group (aka UAC-0082) has been continuously targeting Ukrainian public systems and critical infrastructure for at least a decade. This group is responsible for massive blackouts throughout the country in 2015-2016 caused by the infamous BlackEnergy malware. That was followed by the NotPetya campaign in 2017, which eventually ended up creating a […]

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CVE-2023-24055 Detection: Notorious Vulnerability in KeePass Potentially Exposing Cleartext Passwords
CVE-2023-24055 Detection: Notorious Vulnerability in KeePass Potentially Exposing Cleartext Passwords

Stay alert! Security researchers have discovered a notorious vulnerability posing a serious threat to users of a popular password manager KeePass. A security flaw, tracked as CVE-2023-24055, might affect KeePass version 2.5x, potentially allowing attackers to obtain stored passwords in cleartext.  CVE-2023-24055 Detection With proof-of-concept (PoC) exploit available, and in view that KeePass is one […]

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Detect CVE-2022-47966 Exploits: Critical Zoho ManageEngine RCE Vulnerability Under Active Exploitation
Detect CVE-2022-47966 Exploits: Critical Zoho ManageEngine RCE Vulnerability Under Active Exploitation

Another day, another critical RCE making rounds in the cyberthreat arena. This time security practitioners are urged to patch ASAP against a critical remote code execution bug (CVE-2022-47966) affecting multiple Zoho ManageEngine products. Since the proof of concept (PoC) exploit was publicly released last week, experts have observed a huge spike of in-the-wild attacks leveraging […]

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Rhadamanthys Malware Detection: New Infostealer Spread via Google Ads & Spam Emails to Target Crypto Wallets and Dump Sensitive Information
Rhadamanthys Malware Detection: New Infostealer Spread via Google Ads & Spam Emails to Target Crypto Wallets and Dump Sensitive Information

Security experts have shed light on a novel malicious sample hiding in the malicious arena, an evasive stealer dubbed Rhadamanthys. The malware is commonly distributed via Google ads redirecting compromised users to phishing webpages disguised as widely-used legitimate software.  Detect Rhadamanthys Malware In view of the increasing popularity of Rhadamanthys stealer being broadly distributed in […]

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