MALICIOUS — free-robux-hack-2021_GM431946152.pdf

MALICIOUS — free-robux-hack-2021_GM431946152.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (75/100). 4 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

• SHA-256: 601232d9040895b1be5fd1321ca94f868fe445f4b61b19f6d9fa0b69d28e732e
• SHA-1: 8c904e30c0410058e07b7762eefda76571ce9e6e
• MD5: 7d31abcb638b41f615baa6179f7d8482
• ssdeep: 768:BzyW1McXUYgTiydHJ5IJp19DIu26P/QxYDqX32b1hQqo2Q:9yW17ydHJqJ0+YYDTI2Q
• TLSH: T1CB309FFB608FCC1C77879B03A57A1466644A9AD87012C718A6DC3E3CC9784FDA660722
• Submitted as: free-robux-hack-2021_GM431946152.pdf
• File type: pdf · Size: 37769 bytes
• Verdict: malicious (75/100)

Detections (4 of 53 engines)

• MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
• Microsoft Defender: Trojan:PDF/Phish.CFN!MTB
• Emsisoft (Emergency Kit): PDF.Spam.Heur.2
• Trellix Stinger (McAfee): PDF/Phish-TWM!7D31ABCB638B

MITRE ATT&CK

• T1566.002

Why this verdict

The malicious score of 75/100 is the fusion of 4 weighted signals:

• Embedded link rated malicious by URL analysis: http://www.ck-ceramic.com/Public/upload/editorfiles/coin-master-connection-lost_GM406889139.pdf - network signal, weight 0.70, confidence 0.80
• Embedded network infrastructure: https://netcdn.xyz/app/431946152/free-robux-hack-2021-game-hack, http://www.ck-ceramic.com/Public/upload/editorfiles/get-me-free-robux_GM431946152.pdf, http://www.ck-ceramic.com/Public/upload/editorfiles/free-robux-for-free_GM431946152.pdf - static signal, weight 0.35, confidence 0.60
• Document active content: uri-action - static signal, weight 0.30, confidence 0.60
• Packing/obfuscation: high-entropy-blob - static signal, weight 0.25, confidence 0.55

Dynamic analysis

No runtime behaviour was captured for this sample, so the analysis above is static only. That is a limit of this run rather than evidence the sample does nothing.

Embedded URLs

• https://netcdn.xyz/app/431946152/free-robux-hack-2021-game-hack
• http://www.ck-ceramic.com/Public/upload/editorfiles/get-me-free-robux_GM431946152.pdf
• http://www.ck-ceramic.com/Public/upload/editorfiles/free-robux-for-free_GM431946152.pdf
• http://www.ck-ceramic.com/Public/upload/editorfiles/coin-master-connection-lost_GM406889139.pdf
• http://www.ck-ceramic.com/Public/upload/editorfiles/inappropriate-roblox-games_GM431946152.pdf
• http://www.ck-ceramic.com/Public/upload/editorfiles/free-ways-to-get-robux_GM431946152.pdf

Embedded domains

• netcdn.xyz
• www.ck-ceramic.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report