MALICIOUS — free-robux-quiz_GM431946152.pdf

MALICIOUS — free-robux-quiz_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: ceb007b47b9e956a29be90294fd42e3f8dd1f3005e728c56d84fa8b31165fda3
• SHA-1: 26eb8a5d85c313761755d7801af9b4f3b88cd48a
• MD5: 5aba9895bcf990c9bff2049f2b2c6eee
• ssdeep: 768:RL962+Y+eCWsE46fksbzq5F4ecTYzquv3rWqbqoukU:m2+Y2Wjfkr5F4eLzjqq2o7U
• TLSH: T180328EF7418BDC1C698A8F03AAFB202E7489D7846263DE5055D8356CE47C6DDBF40A22
• Submitted as: free-robux-quiz_GM431946152.pdf
• File type: pdf · Size: 46301 bytes
• Verdict: malicious (75/100)

Detections (5 of 53 engines)

• MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
• Microsoft Defender: flagged
• Emsisoft (Emergency Kit): PDF.Spam.Heur.2
• Trellix Stinger (McAfee): PDF/Phish-TWM!5ABA9895BCF9
• 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-hack-com_GM406889139.pdf - network signal, weight 0.70, confidence 0.80
• Embedded network infrastructure: https://netcdn.online/app/431946152/free-robux-quiz-game-hack, http://library.futureuniversity.com/repository/como-hackear-coin-master-espaol_GM406889139.pdf, http://library.futureuniversity.com/repository/microsoft-roblox-rewards_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-quiz-game-hack
• http://library.futureuniversity.com/repository/como-hackear-coin-master-espaol_GM406889139.pdf
• http://library.futureuniversity.com/repository/microsoft-roblox-rewards_GM431946152.pdf
• http://library.futureuniversity.com/repository/how-to-get-free-items-on-roblox_GM431946152.pdf
• http://library.futureuniversity.com/repository/minecraft-free-ios_GM479516143.pdf
• http://library.futureuniversity.com/repository/coin-master-free-spins-links-app_GM406889139.pdf
• http://library.futureuniversity.com/repository/coin-master-hack-com_GM406889139.pdf
• http://library.futureuniversity.com/repository/free-coin-app_GM406889139.pdf
• http://library.futureuniversity.com/repository/coin-master-free-spin-link-twitter_GM406889139.pdf
• http://library.futureuniversity.com/repository/coin-master-free-spin-codes_GM406889139.pdf
• http://library.futureuniversity.com/repository/roblox-mobile-hack_GM431946152.pdf
• http://library.futureuniversity.com/repository/free-robux-with-no-verification-2021_GM431946152.pdf
• http://library.futureuniversity.com/repository/how-to-get-free-clothing-on-roblox_GM431946152.pdf
• http://library.futureuniversity.com/repository/fb-coin-master-hack_GM406889139.pdf
• http://library.futureuniversity.com/repository/free-roblox-hack_GM431946152.pdf
• http://library.futureuniversity.com/repository/free-robux-codes-no-verification_GM431946152.pdf
• http://library.futureuniversity.com/repository/is-minecraft-realms-free_GM479516143.pdf
• http://library.futureuniversity.com/repository/rbxoffers-earn-free-robux_GM431946152.pdf
• http://library.futureuniversity.com/repository/coin-master-free-pin_GM406889139.pdf
• http://library.futureuniversity.com/repository/coin-master-free-coins-links-2021_GM406889139.pdf
• http://library.futureuniversity.com/repository/free-minecraft-accounts-reddit_GM479516143.pdf

Embedded domains

• netcdn.online
• library.futureuniversity.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report