MALICIOUS — earn-free-robux-for-roblox-without-adblock_GM431946152.pdf

MALICIOUS — earn-free-robux-for-roblox-without-adblock_GM431946152.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (75/100). 4 of 50 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

• SHA-256: 85b89e7feeacd2a117132fbb96e0add7f77dd42c450bfc957634a918e70aedee
• SHA-1: d4f9cbc27d2a0a524215dbdb916906c137464fb1
• MD5: b67670d28a9492dfdaa9fe01d107e619
• ssdeep: 768:u8/gZWQ0AwCsXdC8YSTkL8V2dyDNJOg75GNF0:usZPdC8jT1z3OugNF0
• TLSH: T1E5307CF70187CD5C39968F432AB6246E2489E3887177EA2051D8766CE4BC1EF9F10A31
• Submitted as: earn-free-robux-for-roblox-without-adblock_GM431946152.pdf
• File type: pdf · Size: 39149 bytes
• Verdict: malicious (75/100)

Detections (4 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!B67670D28A94

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/apps-to-get-free-robux_GM431946152.pdf - network signal, weight 0.70, confidence 0.80
• Embedded network infrastructure: http://netcdn.co/app/431946152/earn-free-robux-for-roblox-without-adblock-game-hack, http://www.biochemix.com/uploaded_files/userfiles/files/coin-master-free-stars_GM406889139.pdf, http://www.biochemix.com/uploaded_files/userfiles/files/earn-robux-today-earn-robux-today_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

• http://netcdn.co/app/431946152/earn-free-robux-for-roblox-without-adblock-game-hack
• http://www.biochemix.com/uploaded_files/userfiles/files/coin-master-free-stars_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/earn-robux-today-earn-robux-today_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/how-do-u-hack-roblox_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/coin-master-tricks_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/best-hack-for-coin-master-2021_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/free-minecraft-server-maker_GM479516143.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/apps-to-get-free-robux_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/how-to-get-free-spins-on-coin-master-hack_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/but-link-says-free-robux_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/free-roblox-hack-us_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/how-to-get-free-robux-groups_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/free-links-to-coin-master_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/free-account-in-roblox-login-password_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/can-you-give-me-free-robux_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/hacking-brotherss-roblox-account_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/coinmasterdailyfreespins-com_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/roblox-free-robux-no-password_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/free-robux-games_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/coin-master-free-spins-promo-code_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/roblox-jailbreak-how-to-get-free-lamborgini_GM431946152.pdf

Embedded domains

• netcdn.co
• www.biochemix.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report