All news in category “Incidents and Data Breaches”

🔒Unit 42 describes how financially motivated actors blend reconnaissance and social engineering to target high-end retailers and other sectors, stealing customer data for extortion. Attackers commonly use voice-based phishing and impersonation to harvest credentials or trick users into running a modified Data Loader for Salesforce, then search SharePoint, Microsoft 365 and Salesforce for PII. Because intrusions often avoid malware, forensic artifacts are minimal, complicating detection and response.

🛡️Researchers at Zimperium zLabs have detected a new variant of the Hook Android banking Trojan that expands beyond banking fraud to include ransomware-style overlays and advanced surveillance tools. The sample supports 107 remote commands, 38 of which are newly introduced, enabling fake NFC prompts, lock-screen bypasses, transparent gesture-capturing overlays and real-time screen streaming. Operators are distributing malicious APKs via GitHub repositories and continue to exploit Android Accessibility Services for automated fraud and persistent control. Industry observers warn the campaign is global and rapidly escalating, increasing risks to both enterprises and individual users.

🔒 FortiGuard Labs has detailed a global phishing campaign that uses personalized HTML attachments and spoofed websites to deliver a custom loader, UpCrypter, which installs multiple remote access tools. The operation uses tailored lures—voicemail notices and purchase orders—embedding recipient emails and company logos to appear legitimate. The delivered ZIPs contain obfuscated JavaScript that runs PowerShell, fetches further payloads (sometimes hidden via steganography) and ultimately loads RATs such as PureHVNC, DCRat and Babylon, while UpCrypter checks for sandboxes, enforces persistence and can force reboots to hinder analysis.

🔌The article profiles DSLRoot, a long-running residential proxy operator that pays U.S. residents to host laptops and mobile devices and then leases those IPs as dedicated proxies. It traces the service's origins on underground forums and links multiple aliases, domains and registration records to a small network operator. The piece highlights technical risks, including vendor-targeted exploits, remote device control and WiFi enumeration, and warns of potential misuse by nation-state actors and criminal groups.

🔒 GTIG warns of a widespread data-theft campaign by UNC6395 that abused compromised OAuth tokens for the Salesloft Drift connected app to export data from multiple Salesforce customer instances between Aug. 8 and Aug. 18, 2025. The actor executed SOQL queries against objects including Accounts, Cases, Users, and Opportunities to harvest credentials and secrets—observed items include AWS access keys, Snowflake tokens, and passwords. Salesloft and Salesforce revoked tokens and removed the Drift app from the AppExchange; impacted organizations should search for exposed secrets, rotate credentials, review Event Monitoring logs, and tighten connected-app scopes and IP restrictions.

⚠️ Cybersecurity researchers warn of a targeted social‑engineering campaign delivering an in‑memory implant called MixShell to supply‑chain manufacturers through corporate 'Contact Us' forms. The activity, tracked as ZipLine by Check Point, uses weeks of credible exchanges, fake NDAs and weaponized ZIPs containing LNK files that trigger PowerShell loaders. MixShell runs primarily in memory, uses DNS tunneling for C2 with HTTP fallback, and enables remote commands, file access, reverse proxying, persistence and lateral movement. Malicious archives are staged on abused Heroku subdomains, illustrating use of legitimate PaaS for tailored delivery.

🔒 ZipLine is a highly sophisticated social-engineering phishing campaign identified by Check Point Research that reverses the typical attack flow by initiating contact through corporate “Contact Us” forms. Attackers cultivate multi-week, professional email exchanges and often request NDAs before delivering a malicious ZIP containing the in-memory backdoor MixShell. MixShell maintains covert command-and-control via DNS tunneling with HTTP fallback and executes in memory to reduce forensic traces. The campaign primarily targets U.S. manufacturing and supply-chain–critical organizations and has evolved a second wave that uses an AI transformation pretext to increase legitimacy.

🔒 South Korean authorities have extradited a 34-year-old suspect from Thailand, accused of masterminding a coordinated campaign that siphoned millions in stocks from celebrities, including Jung Kook. Investigators say the group stole personal data from Korean telecom firms, used it to assume victims' identities and opened brokerage accounts between August 2023 and January 2024. With assistance from Interpol and Thai authorities, officials tracked and arrested the suspect, who has admitted some allegations while denying others.

🔒 Security researchers from Midnight Blue have disclosed a critical weakness in an ETSI-endorsed TETRA end-to-end encryption implementation used in professional radios. After extracting and reverse-engineering a Sepura device, they found the E2EE algorithm compresses a 128-bit key to an effective 56 bits before encryption, drastically weakening confidentiality. The behavior looks like an intentional backdoor, and it is unclear which organizations use the vulnerable implementation or whether operators are aware of the risk.

🔒 ShadowCaptcha is a large-scale campaign abusing over 100 compromised WordPress sites to push visitors to fake Cloudflare or Google CAPTCHA pages using the ClickFix social‑engineering lure. Injected JavaScript initiates redirection chains, employs anti‑debug techniques, and silently copies commands to the clipboard to coerce users into running built‑in Windows tools or saving and executing HTA files. Attackers weaponize LOLBins and DLL side‑loading to deliver installers and payloads — observed outcomes include credential stealers (Lumma, Rhadamanthys), Epsilon Red ransomware, and XMRig cryptocurrency miners — with some miner variants fetching configs from Pastebin and dropping a vulnerable driver (WinRing0x64.sys) to seek kernel access. Affected sites span multiple countries and sectors, underscoring the importance of timely WordPress hardening, network segmentation, user training, and MFA.

🚨 The Maryland Transit Administration (MTA) reported on August 24 that it is investigating a cyber incident involving unauthorized access to specific systems. Most core services, including Local Bus, Metro Subway, Light Rail, MARC and Commuter Bus, remain on schedule, but some functions are disrupted. Affected services include Mobility Paratransit new bookings and rescheduling, MTA real-time updates and call center support, and Baltimore Metro elevator phones, and the agency is working with the Maryland Department of Information Technology, third-party cybersecurity experts and law enforcement to investigate and remediate the issue.

🔒 Cybersecurity researchers at Zimperium zLabs have identified a new HOOK Android banking trojan variant that deploys full-screen ransomware-style overlays to extort victims. The overlay is remotely triggered via the command "ransome" and displays a warning, wallet address and amount, and can be dismissed by the attacker with "delete_ransome". An offshoot of ERMAC, the latest HOOK builds on banking malware techniques and now supports 107 remote commands, introducing transparent gesture-capture overlays, fake NFC and payment screens, and deceptive unlock prompts to harvest credentials and crypto recovery phrases.

🔒 Data I/O, a US-based provider of programming solutions for Flash devices, disclosed a ransomware incident on 16 August that forced it to take platforms offline and deploy mitigations. The company said operations including communications, shipping, manufacturing and support functions were temporarily impacted while it restores systems. Costs for remediation and contractor fees are reasonably likely to affect finances. Major customers include Tesla, Panasonic, Amazon, Google and Microsoft.

🔐 Google’s Threat Intelligence Group (GTIG) detected a March 2025 campaign attributed to UNC6384 that uses captive-portal hijacks to deliver a digitally signed downloader called STATICPLUGIN. The downloader (observed as AdobePlugins.exe) retrieves an MSI and, via DLL sideloading through Canon’s IJ Printer Assistant Tool, stages a PlugX variant tracked as SOGU.SEC entirely in memory. Operators used valid TLS and GlobalSign-signed certificates issued to Chengdu Nuoxin Times Technology Co., Ltd, aiding evasion while targeting diplomats and other entities.

📧 Fortinet FortiGuard Labs has observed a phishing campaign using fake voicemail and purchase-order lures to direct victims to convincing landing pages that prompt downloads of JavaScript droppers. The droppers retrieve the UpCrypter loader, which conducts anti-analysis and sandbox checks before fetching final payloads, including various RATs such as PureHVNC, DCRat and Babylon. Attacks since August 2025 have targeted manufacturing, technology, healthcare, construction and retail/hospitality across multiple countries; defenders are urged to block malicious URLs, strengthen email authentication, and monitor anomalous M365 activity.

🛡️ In March 2025, Google Threat Intelligence Group identified a complex espionage campaign attributed to the PRC‑nexus actor UNC6384 that targeted diplomats in Southeast Asia and other global entities. The attackers hijacked web traffic via a captive‑portal and AitM redirect to deliver a digitally signed downloader tracked as STATICPLUGIN, which retrieved a disguised MSI and staged an in‑memory deployment of the SOGU.SEC backdoor (PlugX). The operation abused valid code‑signing certificates, DLL side‑loading via a novel launcher CANONSTAGER, and indirect execution techniques to evade detection. Google issued alerts, added IOCs to Safe Browsing, and recommends enabling Enhanced Safe Browsing, applying updates, and enforcing 2‑Step Verification.

🔒 CrowdStrike disrupted a malvertising campaign that redirected users to counterfeit macOS help pages and urged them to run a malicious one-line installation command. Observed between June and August 2025, the operation sought to deliver the SHAMOS variant of the Atomic macOS Stealer (AMOS), a Mach-O binary distributed by MaaS operator Cookie Spider. The installer decoded a Base64 string, executed a Bash script that captured credentials and fetched the payload from icloudservers[.]com.

⚖️ A software developer was sentenced to four years in prison after deploying malicious code inside his US employer's network, the Department of Justice said. The defendant, identified as Davis Lu, introduced infinite-loop logic, deleted coworker profile files and implemented a credential-dependent kill-switch that locked out thousands of users in September 2019. The sabotage followed a corporate realignment that reduced his access; investigators found deleted encrypted data and internet searches showing intent to escalate privileges and rapidly delete files while obstructing remediation.

📚 Check Point researchers uncovered a large-scale phishing campaign that abused Google Classroom to deliver more than 115,000 malicious emails in five coordinated waves over a single week. Attackers used fake classroom invitations carrying unrelated commercial offers to trick recipients across Europe, North America, the Middle East and Asia. The campaign targeted roughly 13,500 organizations and highlights risks when trusted collaboration tools are weaponized.

🔒 McDonald's reportedly configured a major corporate system with the password 123456, illustrating a glaring failure in basic security hygiene. That weak credential makes systems trivially susceptible to brute-force and credential-stuffing attacks and indicates lax oversight of password policies, privileged accounts, and access controls. Immediate remediation should include forcing password rotation, deploying multi-factor authentication, implementing centralized secrets management, and auditing privileged access.