SUSPICIOUS — free-robux-redeem-codes-2021_GM431946152.pdf

SUSPICIOUS — free-robux-redeem-codes-2021_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: 417e778709df8383b53839d6d7f852f6ffacaa14db264c8194013686f82bd3d1
• SHA-1: 2f2116c6d8cfbbdf17a337a0f5e997e32e89520c
• MD5: f99bab8cdb5515d06780fed83e49752e
• ssdeep: 768:yu4uLuUuau0ugKuau3buluWuKuQu0UuCuOuKQfggSubApuMUuIufuNs3YsKcvm67:yu4uLuUuau0uJuau3buluWuKuQu0UuCZ
• TLSH: T18D306DFB8047CD4CBE86AB03AEB761BD75C6D34832A69E5041D8633DC07C69DAE10661
• Submitted as: free-robux-redeem-codes-2021_GM431946152.pdf
• File type: pdf · Size: 36725 bytes
• Verdict: suspicious (44/100)

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!F99BAB8CDB55
• 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: http://netcdn.tw/app/431946152/free-robux-redeem-codes-2021-game-hack, http://perpus-untagsby.web.id/library-untagsby.web.id/repository/free-robux-hack-generator_GM431946152.pdf, http://perpus-untagsby.web.id/library-untagsby.web.id/repository/roblox-speed-hack-2021-download_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

• http://netcdn.tw/app/431946152/free-robux-redeem-codes-2021-game-hack
• http://perpus-untagsby.web.id/library-untagsby.web.id/repository/free-robux-hack-generator_GM431946152.pdf
• http://perpus-untagsby.web.id/library-untagsby.web.id/repository/roblox-speed-hack-2021-download_GM431946152.pdf
• http://perpus-untagsby.web.id/library-untagsby.web.id/repository/roblox-comment-metre-un-script-cheat_GM431946152.pdf
• http://perpus-untagsby.web.id/library-untagsby.web.id/repository/10-free-spins-coin-master_GM406889139.pdf
• http://perpus-untagsby.web.id/library-untagsby.web.id/repository/roblox-robux-hack-mobile_GM431946152.pdf
• http://perpus-untagsby.web.id/library-untagsby.web.id/repository/minecraft-free-download_GM479516143.pdf
• http://perpus-untagsby.web.id/library-untagsby.web.id/repository/roblox-robux-hack-generator_GM431946152.pdf
• http://perpus-untagsby.web.id/library-untagsby.web.id/repository/how-to-get-robux-for-free-100pasant-works_GM431946152.pdf
• http://perpus-untagsby.web.id/library-untagsby.web.id/repository/how-can-i-get-free-clothes-on-roblox_GM431946152.pdf
• http://perpus-untagsby.web.id/library-untagsby.web.id/repository/how-to-change-your-roblox-username-for-free-2021_GM431946152.pdf
• http://perpus-untagsby.web.id/library-untagsby.web.id/repository/free-item-in-catalog-roblox_GM431946152.pdf
• http://perpus-untagsby.web.id/library-untagsby.web.id/repository/coin-master-free-spin-link-daily_GM406889139.pdf
• http://perpus-untagsby.web.id/library-untagsby.web.id/repository/counter-blox-roblox-offensive-aimbot-hack_GM431946152.pdf
• http://perpus-untagsby.web.id/library-untagsby.web.id/repository/roblox-place-view-bot-hack-forms_GM431946152.pdf
• http://perpus-untagsby.web.id/library-untagsby.web.id/repository/but-link-says-free-robux-walter_GM431946152.pdf
• http://perpus-untagsby.web.id/library-untagsby.web.id/repository/hackear-coin-master-android_GM406889139.pdf
• http://perpus-untagsby.web.id/library-untagsby.web.id/repository/robux-hack-500m_GM431946152.pdf
• http://perpus-untagsby.web.id/library-untagsby.web.id/repository/free-coin-master-spin-app_GM406889139.pdf
• http://perpus-untagsby.web.id/library-untagsby.web.id/repository/how-can-u-get-free-robux_GM431946152.pdf
• http://perpus-untagsby.web.id/library-untagsby.web.id/repository/how-to-hack-jailbreak-roblox-2021_GM431946152.pdf

Embedded domains

• netcdn.tw
• perpus-untagsby.web.id

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