SUSPICIOUS — coin-master-free-spins-2021_GM406889139.pdf

SUSPICIOUS — coin-master-free-spins-2021_GM406889139.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: d1e856057d9f21c3dff5c23e20cdce78db9b6e3c0fa8c2c2b57149bbb78246cb
• SHA-1: d9e7a989d5ee4066199592b686882299a76dca59
• MD5: bfd1f7f69010db67535852672b7bfa69
• ssdeep: 768:jU1dlTaI6T0WzXPSmqBuP4N7sibH9uqJGmcPZhz83zhbyb:jU1dlTH/8P4ZHIWGmcPZ9831byb
• TLSH: T1AA329EF79087CD1C3A8B5F039AF664966486A3A42122CE5164D9367DC0BC2EDEF50B31
• Submitted as: coin-master-free-spins-2021_GM406889139.pdf
• File type: pdf · Size: 45412 bytes
• Verdict: suspicious (58/100)

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!BFD1F7F69010
• 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/free-pet-food-for-coin-master_GM406889139.pdf - network signal, weight 0.40, confidence 0.60
• Embedded network infrastructure: https://netcdn.online/app/406889139/coin-master-free-spins-2021-game-hack, http://library.futureuniversity.com/repository/free-pet-food-for-coin-master_GM406889139.pdf, http://library.futureuniversity.com/repository/windows-10-minecraft-hacks_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

• https://netcdn.online/app/406889139/coin-master-free-spins-2021-game-hack
• http://library.futureuniversity.com/repository/free-pet-food-for-coin-master_GM406889139.pdf
• http://library.futureuniversity.com/repository/windows-10-minecraft-hacks_GM479516143.pdf
• http://library.futureuniversity.com/repository/games-that-give-you-free-robux_GM431946152.pdf
• http://library.futureuniversity.com/repository/get-free-robux-without-doing-anything_GM431946152.pdf
• http://library.futureuniversity.com/repository/how-to-get-free-roblox-money_GM431946152.pdf
• http://library.futureuniversity.com/repository/free-robux-generator-no-verification_GM431946152.pdf
• http://library.futureuniversity.com/repository/minecraft-pe-free-download-android_GM479516143.pdf
• http://library.futureuniversity.com/repository/coin-master-free-gifts_GM406889139.pdf
• http://library.futureuniversity.com/repository/moonactive-free-spins-link_GM406889139.pdf
• http://library.futureuniversity.com/repository/getrobux-come_GM431946152.pdf
• http://library.futureuniversity.com/repository/blox-pink-robux-free_GM431946152.pdf
• http://library.futureuniversity.com/repository/minecraft-windows-10-edition-unlock-full-game-free_GM479516143.pdf
• http://library.futureuniversity.com/repository/coin-master-free-rare-cards_GM406889139.pdf
• http://library.futureuniversity.com/repository/how-to-get-free-coins-in-coin-master_GM406889139.pdf
• http://library.futureuniversity.com/repository/free-robux-cards_GM431946152.pdf
• http://library.futureuniversity.com/repository/how-to-get-a-free-raid-pass_GM1094591345.pdf
• http://library.futureuniversity.com/repository/coin-master-free-spins-moonactive_GM406889139.pdf
• http://library.futureuniversity.com/repository/pokemon-go-fest-free_GM1094591345.pdf
• http://library.futureuniversity.com/repository/how-to-watch-ads-for-free-spins-in-coin-master_GM406889139.pdf
• http://library.futureuniversity.com/repository/rblx-city-free-robux_GM431946152.pdf

Embedded domains

• netcdn.online
• library.futureuniversity.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report