MALICIOUS — robux-cheats-2021_GM431946152.pdf

MALICIOUS — robux-cheats-2021_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: 39782830b810032496e243e56b5594dffdcbe0c822340a0d3d09354b6f6673fa
• SHA-1: 9de9047d2c6aa716c4a0628a33424544a5198d0d
• MD5: f3e47dc09c193b7dae9c658790ba21de
• ssdeep: 768:5z4tiJ3mpuiszozqEwQ5kqzL4aYXUKHY14LbleKxX7goN7fk:1qjszXEbkqzbYkKH/ddxX8a78
• TLSH: T1B6329FF7818BDC1C3E8A5F03D9B7205D749DE784A022CA0596C8772DC42DAFD9E60622
• Submitted as: robux-cheats-2021_GM431946152.pdf
• File type: pdf · Size: 46236 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!F3E47DC09C19
• 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/free-robux-generator-without-verification_GM431946152.pdf - network signal, weight 0.70, confidence 0.80
• Embedded network infrastructure: https://netcdn.tw/app/431946152/robux-cheats-2021-game-hack, http://library.futureuniversity.com/repository/master-coin-free-link_GM406889139.pdf, http://library.futureuniversity.com/repository/coin-master-free-account_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.tw/app/431946152/robux-cheats-2021-game-hack
• http://library.futureuniversity.com/repository/master-coin-free-link_GM406889139.pdf
• http://library.futureuniversity.com/repository/coin-master-free-account_GM406889139.pdf
• http://library.futureuniversity.com/repository/free-robux-no-downloading-apps_GM431946152.pdf
• http://library.futureuniversity.com/repository/free-robux-generator-without-verification_GM431946152.pdf
• http://library.futureuniversity.com/repository/free-robux-without-doing-anything_GM431946152.pdf
• http://library.futureuniversity.com/repository/daily-spin-and-coin_GM406889139.pdf
• http://library.futureuniversity.com/repository/free-robux-hacker-us_GM431946152.pdf
• http://library.futureuniversity.com/repository/top-5-games-on-roblox-that-gives-me-free-robux_GM431946152.pdf
• http://library.futureuniversity.com/repository/free-spin-coin-master-game_GM406889139.pdf
• http://library.futureuniversity.com/repository/best-free-minecraft-texture-packs_GM479516143.pdf
• http://library.futureuniversity.com/repository/free-roblox-accessories_GM431946152.pdf
• http://library.futureuniversity.com/repository/coin-master-free-spins-ios-2021_GM406889139.pdf
• http://library.futureuniversity.com/repository/free-minecraft-account-and-password_GM479516143.pdf
• http://library.futureuniversity.com/repository/can-you-really-hack-coin-master_GM406889139.pdf
• http://library.futureuniversity.com/repository/coin-master-free-coins-and-spins-2021_GM406889139.pdf
• http://library.futureuniversity.com/repository/robux-hack-no-human-verification_GM431946152.pdf
• http://library.futureuniversity.com/repository/robuxy-com-free-robux_GM431946152.pdf
• http://library.futureuniversity.com/repository/how-to-get-minecoins-in-minecraft-for-free_GM479516143.pdf
• http://library.futureuniversity.com/repository/como-hackear-coin-master-espaol_GM406889139.pdf
• http://library.futureuniversity.com/repository/coin-master-cheats-2021_GM406889139.pdf

Embedded domains

• netcdn.tw
• library.futureuniversity.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report