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About Subhajeet Singha

Subhajeet is working as a Security Researcher in Security Labs at Quick Heal. His areas of focus are threat intelligence, research along with reverse engineering to improve detection capabilities and to aid in further research.

Operation Cobalt Whisper: Threat Actor Targets Multiple Industries Across Hong Kong and Pakistan.

Operation Cobalt Whisper: Threat Actor Targets Multiple Industries Across Hong Kong and Pakistan.

Estimated reading time: 15 minutes

Operation Cobalt Whisper: Threat Actor Targets Multiple Industries Across Hong Kong and Pakistan. Contents Introduction Key Targets. Industries Affected. Geographical Focus. Initial Findings. Looking into the decoy-document – I Looking into the decoy-document – II Infection Chain. Technical Analysis...
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Operation Oxidový: Sophisticated Malware Campaign Targets Czech Officials Using NATO-Themed Decoys

Operation Oxidový: Sophisticated Malware Campaign Targets Czech Officials Using NATO-Themed Decoys

Estimated reading time: 9 minutes

Seqrite Labs APT-Team has recently found a campaign targeting the Czech Republic. The campaign targets government and military officials with multiple lures aimed at the relationship between NATO and the Czech Republic. The entire malware ecosystem is involved in...
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Unmasking Cronus: How Fake PayPal Documents Deliver Fileless Ransomware via PowerShell

Unmasking Cronus: How Fake PayPal Documents Deliver Fileless Ransomware via PowerShell

Estimated reading time: 8 minutes

Seqrite Labs APT-Team has recently discovered multiple campaigns involving fake PayPal lures. These are targeting individuals around the globe with a new variant of ransomware known as Cronus. In this case, the malware is developed in PowerShell and is...
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