Malware

Pierluigi Paganini September 29, 2019
Security Affairs newsletter Round 233

A new round of the weekly newsletter arrived! The best news of the week with Security Affairs Hi folk, let me inform you that I suspended the newsletter service, anyway I’ll continue to provide you a list of published posts every week through the blog. Once again thank you! 0patch will provide micropatches for Windows […]

Pierluigi Paganini September 29, 2019
WhiteShadow downloader leverages Microsoft SQL to retrieve multiple malware

Researchers at Proofpoint have spotted a piece of downloader, dubbed WhiteShadow, that leverages Microsoft SQL queries to pull and deliver malicious payloads.  In August, malware researchers at Proofpoint spotted a new downloader which is being used to deliver a variety of malware via Microsoft SQL queries. The experts detected new Microsoft Office macros, which collectively […]

Pierluigi Paganini September 29, 2019
Masad Stealer Malware exfiltrates data via Telegram

Experts at Juniper Threat Labs have discovered a new piece of malware dubbed Masad Stealer that exfiltrates cryptocurrency wallet files via Telegram. Security researchers at the Juniper Threat Labs discovered a strain of malware dubbed Masad Stealer that is actively distributed. The malware could steals files, browser information, and cryptocurrency wallet data and send them […]

Pierluigi Paganini September 28, 2019
Nodersok malware delivery campaign relies on advanced techniques

Microsoft researchers observed a campaign delivering malware, dubbed Nodersok, relying on advanced techniques and elusive network infrastructure. Microsoft experts observed a malware campaign, tracked as Nodersok, relying on advanced techniques and elusive network infrastructure. Microsoft uncovered the campaign in mid-July when noticed patterns in the anomalous usage of MSHTA.exe. Nodersok abuse of legitimate tools also […]

Pierluigi Paganini September 28, 2019
Malware-based attacks disrupted operations of Rheinmetall AG and Defence Construction Canada

A series of cyber attacks hit the defense contractors Rheinmetall AG and Defence Construction Canada (DCC) causing the disruption of their information technology systems. This month a series of cyber attack hit defense contractors Rheinmetall AG and Defence Construction Canada (DCC) disrupting their information technology systems. German Rheinmetall AG is a market leader in the supply of military technology, in […]

Pierluigi Paganini September 27, 2019
Magecart 5 hacker group targets L7 Routers

IBM researchers observed one of the Magecart groups using a malicious code to inject into commercial-grade layer 7 L7 routers. IBM X-Force Incident Response and Intelligence Services (IRIS) experts observed that one of the Magecart groups, tracked as MG5, is using malware to inject into commercial-grade L7 routers. The experts believe the hackers are likely […]

Pierluigi Paganini September 27, 2019
Emsisoft released a new free decryption tool for the Avest ransomware

Emsisoft security firm has released a new free decryption tool for the Avest ransomware, a few days after the release of WannaCryFake decryptor. Emsisoft security firm has released a new free decryption tool for the Avest ransomware, a few days ago the researchers also released a free decryptor for the WannaCryFake ransomware. The Avest ransomware […]

Pierluigi Paganini September 26, 2019
Botnet exploits recent vBulletin flaw to protect its bots

Security expert Troy Mursch of Bad Packets reported that a botnet is exploiting the recently disclosed vBulletin exploit to block other attackers from also using it. The security expert Troy Mursch observed a botnet that it utilizing the recently disclosed vBulletin exploit to secure vulnerable servers to avoid that can be compromised by other threat actors. […]

Pierluigi Paganini September 26, 2019
Study shows connections between 2000 malware samples used by Russian APT groups

A joint research from Intezer and Check Point Research shows connections between nearly 2,000 malware samples developed by Russian APT groups. A joint research from Intezer and Check Point Research shed light on Russian hacking ecosystem and reveals connections between nearly 2,000 malware samples developed by Russian APT groups. The report is extremely interesting because gives to the analysts […]

Pierluigi Paganini September 26, 2019
Emsisoft releases a free decryptor for the WannaCryFake ransomware

Researchers at Emsisoft security firm have released a new free decryption tool for the WannaCryFake ransomware. Good news for the vicitms of the WannaCryFake ransomware, researchers at Emsisoft have released a FREE decryption tool that will allow decrypting their data. WannaCryFake is a piece of ransomware that uses AES-256 to encrypt a victim’s files. The […]