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Phishing Campaign Uses GST Debit Note to Deploy Remcos RAT

First seen 22 Jun 2026, 21:26 UTC

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ThreatCluster AI
ThreatCluster June 23, 2026 at 20:48 UTC
  • Phishing campaign targets users in India with a malicious GST debit note attachment.
  • The attack utilizes a multi-stage steganographic loader to deploy Remcos RAT.
  • The threat is ongoing, requiring increased awareness and vigilance from users.

A phishing campaign is targeting users in India with a malicious attachment named 'GST Debit Note Apr_26.com.' This attachment is a multi-stage steganographic loader that delivers the Remcos RAT, enabling attackers to gain remote access to infected systems. The loader is sophisticated, allowing for the deployment of multiple infostealers. The attack method involves disguising the malware as a legitimate document, which increases the likelihood of user interaction. The campaign is ongoing and has raised significant concerns among cybersecurity professionals due to its stealth and effectiveness. No specific numbers of affected users or systems have been disclosed, but the global scope of the phishing campaign suggests a wide-reaching impact. Current status indicates heightened vigilance is needed among potential targets.

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Timeline

2026-06-22
Phishing campaign identified
A malicious attachment disguised as a GST debit note was found to deliver Remcos RAT through a sophisticated loader.
Gbhackers
2026-06-22
Attack method detailed
The loader is multi-stage and employs steganography to conceal its malicious payload, targeting users globally.
Cybersecuritynews

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