Tag: credential harvesting

10 Attack Reports | 0 Vulnerabilities

Attack reports

Analysis of a JavaScript-based Phishing Campaign Targeting Microsoft 365 Credentials

A sophisticated JavaScript-based credential harvesting campaign has been discovered, utilizing fake voicemail notifications to capture Microsoft 365 credentials. The attackers employ HTML smuggling, obfuscation, and encryption techniques to evade detection. The phishing emails contain PDF attachmen…

credential harvesting

Published: March 4, 2025

Downloadable IOCs: 0

Security Brief: Threat Actors Take Taxes Into Account

Proofpoint researchers have identified an increase in campaigns and malicious domains impersonating tax agencies and financial organizations. This aligns with the annual increase in tax-related content observed from December through April. Phishing lures impersonate government agencies and financia…

financial fraud

credential harvesting

malware delivery

government impersonation

tax-themed phishing

Published: January 28, 2025

Downloadable IOCs: 0

Effective Phishing Campaign Targeting European Companies and Institutions

A sophisticated phishing operation targeting European automotive, chemical, and industrial manufacturing companies has been uncovered. The campaign, which peaked in June 2024, used HubSpot Free Form Builder and Docusign-enabled PDFs to harvest account credentials and infiltrate Microsoft Azure clou…

credential harvesting

microsoft azure

european companies

Published: December 18, 2024

Downloadable IOCs: 50

End-of-Year PTO: Days Off and Data Exfiltration with Formbook

A phishing campaign disguised as an end-of-year leave approval notice has been intercepted by the Cofense Phishing Defense Center. The malicious email, masquerading as HR communication, tricks recipients into clicking a link that leads to the deployment of FormBook malware. The email contains red f…

credential harvesting

data exfiltration

process injection

Published: December 6, 2024

Downloadable IOCs: 0

Investigating a SharePoint Compromise: IR Tales from the Field

An incident response investigation uncovered an attacker who exploited a SharePoint vulnerability (CVE-2024-38094) to gain initial access. The attacker remained undetected for two weeks, moving laterally across the network and compromising the entire domain. Key tactics included installing Horoung …

credential harvesting

lateral movement

domain compromise

fast reverse proxy (frp)

Published: November 5, 2024

Downloadable IOCs: 8

Analyzing the familiar tools used by the Crypt Ghouls hacktivists

The Crypt Ghouls group is targeting Russian businesses and government agencies with ransomware attacks. They utilize a toolkit including utilities like Mimikatz, XenAllPasswordPro, PingCastle, and others. The group employs LockBit 3.0 and Babuk ransomware as final payloads. Initial access is often …

credential harvesting

lateral movement

xenallpasswordpro

Published: October 18, 2024

Downloadable IOCs: 1

Nitrogen Campaign Drops Sliver and Ends With BlackCat Ransomware

A BlackCat ransomware intrusion began with a Nitrogen malware campaign impersonating Advanced IP Scanner. The attackers used Sliver and Cobalt Strike beacons for post-exploitation, leveraging Python scripts for memory loading. They performed network enumeration using various tools and moved lateral…

credential harvesting

lateral movement

data exfiltration

Published: October 1, 2024

Downloadable IOCs: 45

New RansomHub attack uses TDSKiller and LaZagne, disables EDR

A recent analysis by the ThreatDown MDR team has uncovered a novel attack method employed by the RansomHub ransomware gang. The attackers are utilizing two tools: TDSSKiller, a legitimate Kaspersky rootkit removal utility, to disable endpoint detection and response (EDR) systems, and LaZagne, a cre…

credential harvesting

network segmentation

Published: September 11, 2024

Downloadable IOCs: 2

Chat Messenger voting topics - a new way to steal accounts is gaining momentum

The Government Emergency Response Team of Ukraine CERT-UA informs about the increase in the number of cyberattacks aimed at gaining access to the accounts of popular messengers, including, using the techniques of bypassing two-factor authentication

credential harvesting

Published: May 31, 2024

Downloadable IOCs: 230

CVE-2024-4978: Backdoored Justice AV Solutions Viewer Software Used in Apparent Supply Chain Attack

Rapid7 discovered that version 8.3.7 of the JAVS Viewer software from Justice AV Solutions contained a backdoor installer allowing attackers to gain remote control over affected systems. The malicious installer included a binary named fffmpeg.exe which executed obfuscated PowerShell scripts and fac…

credential harvesting

stealc infostealer

gatedoor/rustdoor

Published: May 24, 2024

Downloadable IOCs: 10

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