Excel File Deploys Cobalt Strike at Ukraine


FortiGuard Labs has recently identified a sophisticated cyberattack involving an Excel file embedded with a VBA macro designed to deploy a DLL file.

The attacker uses a multi-stage malware strategy to deliver the notorious “Cobalt Strike” payload and establish communication with a command and control (C2) server. This attack employs various evasion techniques to ensure successful payload delivery. Over the past few years, Ukraine has been a significant target due to its geopolitical situation. The history of these attacks reveals a pattern of increasing complexity and frequency, particularly during periods of geopolitical tension.

Read more…
Source: Fortinet


Sign up for our Newsletter


Related:

  • US charges Chinese hackers who allegedly caused millions of dollars worth of damages

    March 5, 2025

    US prosecutors on Wednesday announced criminal charges against multiple Chinese nationals for allegedly hacking a range of US companies and municipalities for profit, causing millions of dollars’ worth of damage. Victims of the hackers include US-based critics of the Chinese government, Asian government foreign ministries, and US federal and state agencies, the Justice Department said. Some ...

  • Polish space agency says it’s investigating a cyberattack

    March 4, 2025

    Poland’s space agency (POLSA) says it is working to restore services following a cybersecurity incident. POLSA, the Polish government agency responsible for the country’s space activities, said in a post on X that it had “immediately disconnected” its network from the internet after detecting the cyberattack on Sunday. POLSA’s website remains offline at the time of ...

  • Mobile malware evolution in 2024

    March 3, 2025

    These statistics are based on detection alerts from Kaspersky products, collected from users who consented to provide statistical data to Kaspersky Security Network. The statistics for previous years may differ from earlier publications due to a data and methodology revision implemented in 2024. According to Kaspersky Security Network, in 2024: A total of 33.3 million attacks involving ...

  • Philippines: 5.4M cyber attacks against government agencies deterred in 2024

    March 1, 2025

    The Department of Information and Communications Technology (DICT) was able to prevent over 5 million attempts to compromise the cybersecurity of several government agencies last year. “In 2024, the DICT automatically deterred approximately 5.4 million malicious attempts against 32 government agencies connected to our national security operations,” DICT Undersecretary for Cybersecurity Jeffrey Ian Dy said at ...

  • Cyber Attack Keeps Cleveland Municipal Court Offline

    February 28, 2025

    Cleveland Municipal Court will remain closed Thursday, four days after officials announced a cyber attack against the court. The court has been closed since Monday. All internal systems and software, including the court’s website, have been shut down and will remain offline as authorities work to figure out what happened and the best time to restore ...

  • JavaGhost’s Persistent Phishing Attacks From the Cloud

    February 28, 2025

    Unit 42 researchers have observed phishing activity that we track as TGR-UNK-0011. They assess with high confidence that this cluster overlaps with the threat actor group JavaGhost. The threat actor group JavaGhost has been active for over five years and continues to target cloud environments to send out phishing campaigns to unsuspecting targets. According to website ...