MALICIOUS — free-robux-hacks-no-verification_GM431946152.pdf

MALICIOUS — free-robux-hacks-no-verification_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: 9c101a516e3814ce74275da7d4f29282ec3c2df37db31d2d9fd235118c3d1746
• SHA-1: 070c1640ed05bb5148b8f873a02baacaf8b7bfda
• MD5: c182f60893191b7ad4095076d0d861d4
• ssdeep: 768:NTPyMLBsFfAQbvXxX1J3wcI88OOSYs69v:ZDQzhXXwcI88OcR9v
• TLSH: T1BD307CF7119BDC8C361A4B0369F6A46DB4C9E384A177EA1080D87A2CE0BC5BE6F11531
• Submitted as: free-robux-hacks-no-verification_GM431946152.pdf
• File type: pdf · Size: 36532 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!C182F6089319
• 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/coin-master-free-spins-link-no-verification-code_GM406889139.pdf - network signal, weight 0.70, confidence 0.80
• Embedded network infrastructure: http://netcdn.tw/app/431946152/free-robux-hacks-no-verification-game-hack, http://www.biochemix.com/uploaded_files/userfiles/files/dailyrobux_GM431946152.pdf, http://www.biochemix.com/uploaded_files/userfiles/files/minecraft-java-server-hosting-free_GM479516143.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.tw/app/431946152/free-robux-hacks-no-verification-game-hack
• http://www.biochemix.com/uploaded_files/userfiles/files/dailyrobux_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/minecraft-java-server-hosting-free_GM479516143.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/coin-master-free-spins-link-no-verification-code_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/free-robux-no-human-verification-or-survey-or-download-2021_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/free-promo-codes-2021-roblox_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/tiktok-free-play-online_GM835599320.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/rbx-com_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/free-robux-promocodwes_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/coin-master-free-spin-app-apk_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/how-to-get-free-cars-in-mad-city-roblox_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/robloxfun-com-robux_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/roblox-hack-apk_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/roblox-army-free-robux_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/how-to-hack-roblox-accounts-for-robux_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/how-to-get-free-robux-without-download-apps-or-survey_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/roblox-hack-page_GM431946152.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/ultimate-free-spins-coin-master_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/robux-gratis-sin-hacks_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/how-to-get-free-spins-in-coin-master_GM406889139.pdf

Embedded domains

• netcdn.tw
• www.biochemix.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report