MALICIOUS — roblox-com-free-robux_GM431946152.pdf

MALICIOUS — roblox-com-free-robux_GM431946152.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (75/100). 5 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

• SHA-256: fca76797166061587aef35a07150112f70051cec63cd08e6737712007ebee2a0
• SHA-1: f413fa0548a3813d18e1eaa0c1bb9a8e81c2bb2c
• MD5: 68795a9b2cc1f84bf415f0bb75ad9b85
• ssdeep: 768:3KcW6gJSWdMinzqDKM7JEJVdNIhhCzesOnzy6kz9n4Hlp7Zo:3T66Dn7JEJtKpsAyRR4HllZo
• TLSH: T131328DF790ABDD0C7D8A9F03DEB7201E7589E7986011CA5425D5327DC0AC6EEAB10B21
• Submitted as: roblox-com-free-robux_GM431946152.pdf
• File type: pdf · Size: 44977 bytes
• Verdict: malicious (75/100)

Detections (5 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!68795A9B2CC1
• 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://library.futureuniversity.com/repository/coin-master-100-spin-slot_GM406889139.pdf - network signal, weight 0.70, confidence 0.80
• Embedded network infrastructure: https://netcdn.online/app/431946152/roblox-com-free-robux-game-hack, http://library.futureuniversity.com/repository/coin-master-free-attack_GM406889139.pdf, http://library.futureuniversity.com/repository/free-spins-coin-master-without-survey_GM406889139.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/roblox-com-free-robux-game-hack
• http://library.futureuniversity.com/repository/coin-master-free-attack_GM406889139.pdf
• http://library.futureuniversity.com/repository/free-spins-coin-master-without-survey_GM406889139.pdf
• http://library.futureuniversity.com/repository/coin-master-100-spin-slot_GM406889139.pdf
• http://library.futureuniversity.com/repository/how-to-get-free-pets-in-adopt-me-roblox_GM431946152.pdf
• http://library.futureuniversity.com/repository/www-roblox-com-robux_GM431946152.pdf
• http://library.futureuniversity.com/repository/free-spins-coin-master-ios-2021_GM406889139.pdf
• http://library.futureuniversity.com/repository/how-to-hack-someones-roblox-account-2021_GM431946152.pdf
• http://library.futureuniversity.com/repository/blox-supply-free-robux_GM431946152.pdf
• http://library.futureuniversity.com/repository/free-robux-no-verification-or-survey-2021_GM431946152.pdf
• http://library.futureuniversity.com/repository/easy-free-spins-coin-master_GM406889139.pdf
• http://library.futureuniversity.com/repository/free-robux-by-watching-ads_GM431946152.pdf
• http://library.futureuniversity.com/repository/how-to-get-free-skins-in-minecraft_GM479516143.pdf
• http://library.futureuniversity.com/repository/free-spin-and-daily-news-coin-master_GM406889139.pdf
• http://library.futureuniversity.com/repository/free-generator_GM431946152.pdf
• http://library.futureuniversity.com/repository/coin-master-level-4_GM406889139.pdf
• http://library.futureuniversity.com/repository/coin-master-free-spins-daily-link-updated_GM406889139.pdf
• http://library.futureuniversity.com/repository/coin-master-500-free-spins_GM406889139.pdf
• http://library.futureuniversity.com/repository/how-to-get-free-minecraft-coins_GM479516143.pdf
• http://library.futureuniversity.com/repository/coin-master-fan_GM406889139.pdf
• http://library.futureuniversity.com/repository/free-robux-no-verify-2021_GM431946152.pdf

Embedded domains

• netcdn.online
• library.futureuniversity.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report