SecuriTricks - brute-force

Inside BRUTED: Black Basta (RaaS) Used Automated Brute Forcing Framework to Target Edge Network Devices

Black Basta, a ransomware-as-a-service group, has been using an automated brute forcing framework called BRUTED to target edge network devices since 2023. The framework performs internet scanning and credential stuffing against firewalls and VPN solutions in corporate networks. Black Basta prioriti…

ransomware

cobalt strike

Published: April 16, 2025

Downloadable IOCs: 18

Ransomware Initial Access Brokers Exposed

An investigation into a brute force attack on an exposed Remote Desktop server led to the discovery of a larger ransomware ecosystem, particularly initial access brokers. The attack began with domain enumeration and successful compromise of an account from multiple IP addresses. The threat actor's …

ransomware

credential harvesting

initial access brokers

2025-04-11

hive

domain enumeration

Published: April 11, 2025

Downloadable IOCs: 0

Outlaw Linux Malware: Persistent, Unsophisticated, and Surprisingly Effective

OUTLAW is a persistent Linux malware that uses basic techniques like SSH brute-forcing, SSH key manipulation, and cron-based persistence to maintain a long-lasting botnet. Despite its lack of sophistication, it remains active by leveraging simple but impactful tactics. The malware deploys modified …

cryptocurrency mining

Published: April 3, 2025

Downloadable IOCs: 87

Infostealer Campaign against ISPs

A campaign targeting ISP infrastructure providers on the West Coast of the United States and China has been identified. Originating from Eastern Europe, the attackers use simple tools to abuse victims' computer processing power for cryptomining and credential theft. The initial access is gained thr…

Published: March 11, 2025

Downloadable IOCs: 0

HTTP Client Tools Exploitation for Account Takeover Attacks

This analysis reveals a growing trend of attackers repurposing legitimate HTTP client tools to compromise Microsoft 365 environments. The report highlights two main attack campaigns: one using Axios client with a 43% success rate in compromising user accounts, and another using Node Fetch client fo…

adversary-in-the-middle

Published: January 30, 2025

Downloadable IOCs: 6

cShell DDoS Bot Attack Case Targeting Linux SSH Server (screen and hping3)

A new DDoS malware strain named cShell is targeting poorly managed Linux servers through SSH services. The threat actor uses brute force attacks to gain initial access, then installs the cShell bot developed in Go language. cShell exploits Linux tools 'screen' and 'hping3' to perform various DDoS a…

Published: December 20, 2024

Downloadable IOCs: 1

Unpacking the Diicot Malware Targeting Linux Environments

A new malware campaign attributed to the Romanian-speaking Diicot threat group has been discovered targeting Linux systems. The campaign shows significant advancements compared to previous iterations, including modified UPX headers with corrupted checksums, advanced payload staging, and environment…

Published: December 17, 2024

Downloadable IOCs: 36

Matrix Unleashes A New Widespread DDoS Campaign

A new widespread Distributed Denial-of-Service (DDoS) campaign orchestrated by a threat actor named Matrix has been uncovered. The operation combines public scripts, brute-force attacks, and exploitation of weak credentials to create a botnet capable of global disruption. Matrix targets vulnerabili…

vulnerability exploitation

Published: November 27, 2024

Linked vulnerabilities : CVE-2024-27348, CVE-2021-20090, CVE-2022-30525, CVE-2018-10562, CVE-2018-10561, CVE-2022-30075, CVE-2018-9995, CVE-2017-17106, CVE-2017-18368, CVE-2014-8361, CVE-2017-17215

Downloadable IOCs: 12

Tag: brute-force

Attack reports

XiebroC2 Identified in MS-SQL Server Attack Cases

Attacks Targeting Linux SSH Servers to Install SVF DDoS Bot

Coordinated Brute Force Campaign Targets Fortinet SSL VPN

Efimer Trojan delivered via email and hacked WordPress websites

Case of Attacks Targeting MS-SQL Servers to Install Ammyy Admin

Unmasking the new XorDDoS controller and infrastructure

Inside BRUTED: Black Basta (RaaS) Used Automated Brute Forcing Framework to Target Edge Network Devices

Ransomware Initial Access Brokers Exposed

Outlaw Linux Malware: Persistent, Unsophisticated, and Surprisingly Effective

Infostealer Campaign against ISPs

HTTP Client Tools Exploitation for Account Takeover Attacks

cShell DDoS Bot Attack Case Targeting Linux SSH Server (screen and hping3)

Unpacking the Diicot Malware Targeting Linux Environments

Matrix Unleashes A New Widespread DDoS Campaign