Facebook advertisers in Vietnam are the target of a previously unknown information stealer dubbed VietCredCare at least since August 2022.
The malware is βnotable for its ability to automatically filter out Facebook session cookies and credentials stolen from compromised devices, and assess whether these accounts manage business profiles and if they maintain a positive Meta ad credit
The Vietnamese threat actors behind the Ducktail stealer malware have been linked to a new campaign that ran between March and early October 2023, targeting marketing professionals in India with an aim to hijack Facebook business accounts.
"An important feature that sets it apart is that, unlike previous campaigns, which relied on .NET applications, this one used Delphi as the programming
Vietnamese public companies have been targeted as part of an ongoing campaign that deploys a novel backdoor calledΒ SPECTRALVIPER.
"SPECTRALVIPER is a heavily obfuscated, previously undisclosed, x64 backdoor that brings PE loading and injection, file upload and download, file and directory manipulation, and token impersonation capabilities," Elastic Security LabsΒ saidΒ in a Friday report.
The
A Vietnamese threat actor has been attributed as behind a "malverposting" campaign on social media platforms to infect over 500,000 devices worldwide over the past three months to deliver variants of information stealers such asΒ S1deload StealerΒ andΒ SYS01stealer.
Malverposting refers to the use of promoted social media posts on services like Facebook and Twitter to mass propagate malicious