SUSPICIOUS — how-do-i-get-free-robux-without-hacking_GM431946152.pdf

SUSPICIOUS — how-do-i-get-free-robux-without-hacking_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: 91959045fed077a41d8abdebb07bfc4e9ac30c0e2292fbca676fce760ba81d96
• SHA-1: 0c10f3f79204344174a273b64793bd4f4ec5e4ff
• MD5: e81c2b458591a22aa19265dda94f8ad5
• ssdeep: 768:0YoGWwZBLj3vd2Nnzqjr3DHEX2G9LBJTxveLSujwreUOTOWHwLllxT8ZE3mOF:FWwjj3vEkjr3+5tVxfFJWOmcTDXF
• TLSH: T1B4339EF3918BDC0C698AEF03AAF72059784AD6D53162D61595D8776CC03C3BDBB00A22
• Submitted as: how-do-i-get-free-robux-without-hacking_GM431946152.pdf
• File type: pdf · Size: 49888 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!E81C2B458591
• 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/get-more-robux_GM431946152.pdf - network signal, weight 0.40, confidence 0.60
• Embedded network infrastructure: https://netcdn.tw/app/431946152/how-do-i-get-free-robux-without-hacking-game-hack, http://library.futureuniversity.com/repository/get-more-robux_GM431946152.pdf, http://library.futureuniversity.com/repository/how-to-create-a-minecraft-server-for-free_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.tw/app/431946152/how-do-i-get-free-robux-without-hacking-game-hack
• http://library.futureuniversity.com/repository/get-more-robux_GM431946152.pdf
• http://library.futureuniversity.com/repository/how-to-create-a-minecraft-server-for-free_GM479516143.pdf
• http://library.futureuniversity.com/repository/coin-master-daily-free-link_GM406889139.pdf
• http://library.futureuniversity.com/repository/coin-master-free-spin-game_GM406889139.pdf
• http://library.futureuniversity.com/repository/free-robux-for-free_GM431946152.pdf
• http://library.futureuniversity.com/repository/rblx-gg-free-robux_GM431946152.pdf
• http://library.futureuniversity.com/repository/how-to-hack-coin-master_GM406889139.pdf
• http://library.futureuniversity.com/repository/coin-master-free-spins-link-blogspot-april-2021_GM406889139.pdf
• http://library.futureuniversity.com/repository/sites-to-get-free-robux_GM431946152.pdf
• http://library.futureuniversity.com/repository/minecraft-hack-client-18-9_GM479516143.pdf
• http://library.futureuniversity.com/repository/free-spins-from-coin-master_GM406889139.pdf
• http://library.futureuniversity.com/repository/roblox-hack-2021_GM431946152.pdf
• http://library.futureuniversity.com/repository/how-to-earn-robux-for-free-2021_GM431946152.pdf
• http://library.futureuniversity.com/repository/how-to-get-robux-for-free-2021_GM431946152.pdf
• http://library.futureuniversity.com/repository/roblox-executor-free-download_GM431946152.pdf
• http://library.futureuniversity.com/repository/how-to-get-a-free-minecraft-account_GM479516143.pdf
• http://library.futureuniversity.com/repository/minecraft-free-apk_GM479516143.pdf
• http://library.futureuniversity.com/repository/free-robux-roblox-promo-codes_GM431946152.pdf
• http://library.futureuniversity.com/repository/free-tiktok-app_GM835599320.pdf
• http://library.futureuniversity.com/repository/how-to-change-roblox-username-for-free-2021_GM431946152.pdf

Embedded domains

• netcdn.tw
• library.futureuniversity.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report