SUSPICIOUS — free-robux-for-free_GM431946152.pdf

SUSPICIOUS — free-robux-for-free_GM431946152.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (44/100). 5 of 53 detection engines flagged it.

Identification

• SHA-256: b4437165b34b509aa28cedfb08b0611f7e06aff811c563a60ebbf56d3012a05a
• SHA-1: 246a58571df01e47f01511e4144a0f96e4c9266c
• MD5: 06686ba140125c7d0b2c03192ec7eacc
• ssdeep: 768:ly0xxOj0TT6RHyXB4sQ6iOkAPD6Vce12VCNLUSIHA0Lyiu4+:c0NTku4DOHqiCNgnHA0a4+
• TLSH: T150329EF30097CD1C6E89AB439DFB25A974CAD7896131DA9180C8766DC07C5FE6F10921
• Submitted as: free-robux-for-free_GM431946152.pdf
• File type: pdf · Size: 45239 bytes
• Verdict: suspicious (44/100)

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!06686BA14012
• Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen

Why this verdict

The suspicious score of 44/100 is the fusion of 3 weighted signals:

• Embedded network infrastructure: https://netcdn.xyz/app/431946152/free-robux-for-free-game-hack, http://elib-sd.msj.mis.sch.id/library/repository/free-robux-kid-friendly-no-human-verification_GM431946152.pdf, http://elib-sd.msj.mis.sch.id/library/repository/free-roblox-com_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.xyz/app/431946152/free-robux-for-free-game-hack
• http://elib-sd.msj.mis.sch.id/library/repository/free-robux-kid-friendly-no-human-verification_GM431946152.pdf
• http://elib-sd.msj.mis.sch.id/library/repository/free-roblox-com_GM431946152.pdf
• http://elib-sd.msj.mis.sch.id/library/repository/free-redeem-code-for-coin-master_GM406889139.pdf
• http://elib-sd.msj.mis.sch.id/library/repository/coin-master-100-spin_GM406889139.pdf
• http://elib-sd.msj.mis.sch.id/library/repository/coin-master-hack-no-verification-ios_GM406889139.pdf
• http://elib-sd.msj.mis.sch.id/library/repository/free-spin-and-coin-links_GM406889139.pdf
• http://elib-sd.msj.mis.sch.id/library/repository/roblox-free-items-glitch_GM431946152.pdf
• http://elib-sd.msj.mis.sch.id/library/repository/free-spin-link-for-coin-master-game_GM406889139.pdf
• http://elib-sd.msj.mis.sch.id/library/repository/how-to-get-free-robux-on-chromebook_GM431946152.pdf
• http://elib-sd.msj.mis.sch.id/library/repository/free-robux-hack_GM431946152.pdf
• http://elib-sd.msj.mis.sch.id/library/repository/coin-master-hack-tool-v1-9-pc_GM406889139.pdf
• http://elib-sd.msj.mis.sch.id/library/repository/how-to-get-minecraft-for-free-on-ipad_GM479516143.pdf
• http://elib-sd.msj.mis.sch.id/library/repository/get-gold-coin-master-village-hack_GM406889139.pdf
• http://elib-sd.msj.mis.sch.id/library/repository/roblox-gift-card-free-codes_GM431946152.pdf
• http://elib-sd.msj.mis.sch.id/library/repository/can-i-get-minecraft-for-free_GM479516143.pdf
• http://elib-sd.msj.mis.sch.id/library/repository/free-robux-app_GM431946152.pdf
• http://elib-sd.msj.mis.sch.id/library/repository/can-you-actually-get-free-robux_GM431946152.pdf
• http://elib-sd.msj.mis.sch.id/library/repository/get-free-robux-2021_GM431946152.pdf
• http://elib-sd.msj.mis.sch.id/library/repository/get-free-spins-coin-master-link_GM406889139.pdf
• http://elib-sd.msj.mis.sch.id/library/repository/haktuts-coin-master-free-spins_GM406889139.pdf

Embedded domains

• netcdn.xyz
• elib-sd.msj.mis.sch.id

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report