SUSPICIOUS — buy-robux-free_GM431946152.pdf

SUSPICIOUS — buy-robux-free_GM431946152.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (58/100). 5 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

• SHA-256: 6757ed04a193c9edaf9188c5258b18bbb04950951c15ec1ec3b537f05fd9706e
• SHA-1: 7e9cf95f2b7074f1585bae071a71b57932bc418e
• MD5: 22892249286dd9c8688b7d8459edc39c
• ssdeep: 768:VX6FTEFR9uGMzA/MzqT0jilDDRXgPgM/aYmmoJkvBxicliFfFS:oT6R9unA7T0jstbmaGi7f8
• TLSH: T109329DF7908BDC1C7D46AB03A8BB245B6896E79160A2CA50A4D4373DC06C7FD6F10E21
• Submitted as: buy-robux-free_GM431946152.pdf
• File type: pdf · Size: 46429 bytes
• Verdict: suspicious (58/100)

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!22892249286D
• Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen

MITRE ATT&CK

• T1566.002

Why this verdict

The suspicious score of 58/100 is the fusion of 4 weighted signals:

• Embedded link rated suspicious by URL analysis: http://library.futureuniversity.com/repository/how-to-get-free-minecraft-coins_GM479516143.pdf - network signal, weight 0.40, confidence 0.60
• Embedded network infrastructure: https://netcdn.online/app/431946152/buy-robux-free-game-hack, http://library.futureuniversity.com/repository/how-to-get-free-minecraft-coins_GM479516143.pdf, http://library.futureuniversity.com/repository/get-free-spins-on-coin-master_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/buy-robux-free-game-hack
• http://library.futureuniversity.com/repository/how-to-get-free-minecraft-coins_GM479516143.pdf
• http://library.futureuniversity.com/repository/get-free-spins-on-coin-master_GM406889139.pdf
• http://library.futureuniversity.com/repository/free-robux-rewards_GM431946152.pdf
• http://library.futureuniversity.com/repository/blox-land-free-robux_GM431946152.pdf
• http://library.futureuniversity.com/repository/coin-master-100-spin-hack_GM406889139.pdf
• http://library.futureuniversity.com/repository/apps-to-hack-coin-master_GM406889139.pdf
• http://library.futureuniversity.com/repository/free-coin-master-spins-and-coins_GM406889139.pdf
• http://library.futureuniversity.com/repository/freerobuxhack-us-2021_GM431946152.pdf
• http://library.futureuniversity.com/repository/free-robux-easy-and-fast_GM431946152.pdf
• http://library.futureuniversity.com/repository/coin-master-free-spins-link-today-new-2021_GM406889139.pdf
• http://library.futureuniversity.com/repository/apps-for-free-robux_GM431946152.pdf
• http://library.futureuniversity.com/repository/free-roblox-svg_GM431946152.pdf
• http://library.futureuniversity.com/repository/how-to-make-clothes-on-roblox-for-free_GM431946152.pdf
• http://library.futureuniversity.com/repository/coin-master-instagram-free-spins_GM406889139.pdf
• http://library.futureuniversity.com/repository/earn-robux-today_GM431946152.pdf
• http://library.futureuniversity.com/repository/roblox-free-robux-com_GM431946152.pdf
• http://library.futureuniversity.com/repository/play-minecraft-for-free-on-pc_GM479516143.pdf
• http://library.futureuniversity.com/repository/coin-master-hack-2021_GM406889139.pdf
• http://library.futureuniversity.com/repository/how-many-free-spin-links-is-there-for-coin-master_GM406889139.pdf
• http://library.futureuniversity.com/repository/free-robux-no-email_GM431946152.pdf

Embedded domains

• netcdn.online
• library.futureuniversity.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report