SUSPICIOUS — free-robux-com-real_GM431946152.pdf

SUSPICIOUS — free-robux-com-real_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: 54105caba6a114f4e781f3af2d3aa5f06d756d4a8f797a11fd1093710d9f4cb3
• SHA-1: f9411caa32a79d4132c2b7fa93a68ae967fa7725
• MD5: 94f144ad691fcb7db419ca1673c48888
• ssdeep: 768:FFvb4nBs9hvJuFNmiwGZXsyAyqKi+Q/zY9Ts54a:FFcn2xJuFNmiwWXWyqKi+QrKs54a
• TLSH: T15D2F8EF3005BCC4C3D479F43A9FB211974CAE7992162DB0066DC367D946C6EEAB50A22
• Submitted as: free-robux-com-real_GM431946152.pdf
• File type: pdf · Size: 35325 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!94F144AD691F
• 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-spins-on-coin-master-without-human-verification_GM406889139.pdf - network signal, weight 0.40, confidence 0.60
• Embedded network infrastructure: http://netcdn.tw/app/431946152/free-robux-com-real-game-hack, http://library.futureuniversity.com/repository/free-spins-on-coin-master-without-human-verification_GM406889139.pdf, http://library.futureuniversity.com/repository/how-to-get-free-robux-june-2021_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-com-real-game-hack
• http://library.futureuniversity.com/repository/free-spins-on-coin-master-without-human-verification_GM406889139.pdf
• http://library.futureuniversity.com/repository/how-to-get-free-robux-june-2021_GM431946152.pdf
• http://library.futureuniversity.com/repository/coin-master-free-spins-today-daily-links_GM406889139.pdf
• http://library.futureuniversity.com/repository/free-coin-master-spins-2021_GM406889139.pdf
• http://library.futureuniversity.com/repository/roblox-admin-logo-hack_GM431946152.pdf
• http://library.futureuniversity.com/repository/roblox-murdere-mystery-2-candy-hack_GM431946152.pdf
• http://library.futureuniversity.com/repository/free-coin-master-app_GM406889139.pdf
• http://library.futureuniversity.com/repository/roblox-free-money-jailbreak_GM431946152.pdf
• http://library.futureuniversity.com/repository/how-to-get-robux-fast-no-hack_GM431946152.pdf
• http://library.futureuniversity.com/repository/robux-hack-code_GM431946152.pdf
• http://library.futureuniversity.com/repository/free-clothing-on-roblox-names-for-girls_GM431946152.pdf
• http://library.futureuniversity.com/repository/free-coin-master-link-2021_GM406889139.pdf
• http://library.futureuniversity.com/repository/hack-robux-infinitos_GM431946152.pdf
• http://library.futureuniversity.com/repository/how-to-get-free-robux-without-downloading-anything_GM431946152.pdf
• http://library.futureuniversity.com/repository/roblox-robux-hacks-2021-working_GM431946152.pdf
• http://library.futureuniversity.com/repository/roblox-free-robux-no-verification_GM431946152.pdf
• http://library.futureuniversity.com/repository/free-minecraft-maps_GM479516143.pdf
• http://library.futureuniversity.com/repository/how-to-hack-any-roblox-game-2021_GM431946152.pdf
• http://library.futureuniversity.com/repository/roblox-ban-proof-hack_GM431946152.pdf
• http://library.futureuniversity.com/repository/roblox-mining-simulator-hack-2021_GM431946152.pdf

Embedded domains

• netcdn.tw
• library.futureuniversity.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report