MALICIOUS — free-robux-generator-2021-no-human-verification-or-survey_GM431946152.pdf

MALICIOUS — free-robux-generator-2021-no-human-verification-or-survey_GM431946152.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (75/100). 5 of 50 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

• SHA-256: a73f47710d06c319e64565cecb8ecf9a8d2d0b50a8abb9863ba5c375dc4a739b
• SHA-1: c884b20104c759601ed017d057e6ef23774b43d3
• MD5: 5867c65b248182f8981b57f83db68903
• ssdeep: 768:pVoXHeotB81AjICkz6dl6khRjOQ8T8rqsMfmQ5kXTW7i:Lo3zzn60s8rqsMfD5KK7i
• TLSH: T19B328DF71197CC8C66999B03A9F6357864CDF3886176EA5040E8762CE0786BDAF01A31
• Submitted as: free-robux-generator-2021-no-human-verification-or-survey_GM431946152.pdf
• File type: pdf · Size: 46680 bytes
• Verdict: malicious (75/100)

Detections (5 of 50 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!5867C65B2481
• Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen

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.biochemix.com/uploaded_files/userfiles/files/free-free-robux_GM431946152.pdf - network signal, weight 0.70, confidence 0.80
• Embedded network infrastructure: https://netcdn.online/app/431946152/free-robux-generator-2021-no-human-verification-or-survey-game-hack, http://www.biochemix.com/uploaded_files/userfiles/files/how-to-get-free-shirts-on-roblox_GM431946152.pdf, http://www.biochemix.com/uploaded_files/userfiles/files/www-rbxhut-com_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.online/app/431946152/free-robux-generator-2021-no-human-verification-or-survey-game-hack
• http://www.biochemix.com/uploaded_files/userfiles/files/how-to-get-free-shirts-on-roblox_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/www-rbxhut-com_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/free-coin-master-coins_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/coin-master-heaven-free-spins-link_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/free-robux-that-actually-works_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/minecraft-launcher-download-free_GM479516143.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/coin-master-15-free-spin-link-of-last-5-days_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/roblox-hack-download_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/free-free-robux_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/earn-free-robux-on-roblox_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/spin-rewards-coin-master_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/moon-active-games_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/free-robux-hacks-no-verification_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/best-way-to-get-free-robux_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/minecraft-free-download-laptop_GM479516143.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/wurst-mc_GM479516143.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/free-robux-link_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/how-to-get-unlimited-robux_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/free-spins-coin-master-app-iphone_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/codes-to-get-free-robux_GM431946152.pdf

Embedded domains

• netcdn.online
• www.biochemix.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report