SUSPICIOUS — free-robux-generator-no-survey-or-download-2021_GM431946152.pdf

SUSPICIOUS — free-robux-generator-no-survey-or-download-2021_GM431946152.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (58/100). 4 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

• SHA-256: ad59ebcb78a1cdf7fe48d38401f83bcc704cd26ee04a18934634e756d63a5354
• SHA-1: e8b06b9e407bdbcfa9ed12cf7843930319da965e
• MD5: 79a560ede50d05c66fd79cd5c491735b
• ssdeep: 768:tOvxFDMraF70ho2v7fiJtPGgxlwn6BwhGPRFg/eFJCHLyvOX6VlMW2:tOvOM70hR2TPrxlwn6KSg/e7CHWxx2
• TLSH: T136338EF3404BDD5CBA469F039AB7316EB48AE7583122CE4195D4792CD07C6EDAF10A22
• Submitted as: free-robux-generator-no-survey-or-download-2021_GM431946152.pdf
• File type: pdf · Size: 49427 bytes
• Verdict: suspicious (58/100)

Detections (4 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!79A560EDE50D

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/ways-to-get-free-robux-2021_GM431946152.pdf - network signal, weight 0.40, confidence 0.60
• Embedded network infrastructure: https://netcdn.tw/app/431946152/free-robux-generator-no-survey-or-download-2021-game-hack, http://library.futureuniversity.com/repository/ways-to-get-free-robux-2021_GM431946152.pdf, http://library.futureuniversity.com/repository/minecraft-that-you-can-play-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/free-robux-generator-no-survey-or-download-2021-game-hack
• http://library.futureuniversity.com/repository/ways-to-get-free-robux-2021_GM431946152.pdf
• http://library.futureuniversity.com/repository/minecraft-that-you-can-play-for-free_GM479516143.pdf
• http://library.futureuniversity.com/repository/how-to-get-more-robux-for-free_GM431946152.pdf
• http://library.futureuniversity.com/repository/how-to-hack-someones-roblox-account_GM431946152.pdf
• http://library.futureuniversity.com/repository/coin-master-hack-https-coinms-net_GM406889139.pdf
• http://library.futureuniversity.com/repository/coin-master-game-hunter_GM406889139.pdf
• http://library.futureuniversity.com/repository/how-to-change-roblox-username-for-free_GM431946152.pdf
• http://library.futureuniversity.com/repository/free-spins-on-coin-master-link_GM406889139.pdf
• http://library.futureuniversity.com/repository/free-clothing-on-roblox_GM431946152.pdf
• http://library.futureuniversity.com/repository/coin-master-hacks-xyz_GM406889139.pdf
• http://library.futureuniversity.com/repository/roblox-hack-site_GM431946152.pdf
• http://library.futureuniversity.com/repository/how-do-i-get-free-spins-in-coin-master_GM406889139.pdf
• http://library.futureuniversity.com/repository/robux-without-verification_GM431946152.pdf
• http://library.futureuniversity.com/repository/free-gold-cards-coin-master_GM406889139.pdf
• http://library.futureuniversity.com/repository/coin-master-hack-app-download-free_GM406889139.pdf
• http://library.futureuniversity.com/repository/coin-master-hack-pc-cheat-engine_GM406889139.pdf
• http://library.futureuniversity.com/repository/coin-master-gold-cards-free_GM406889139.pdf
• http://library.futureuniversity.com/repository/roblox-com-free_GM431946152.pdf
• http://library.futureuniversity.com/repository/free-robux-no-verify_GM431946152.pdf
• http://library.futureuniversity.com/repository/minecraft-multiplayer-free_GM479516143.pdf

Embedded domains

• netcdn.tw
• library.futureuniversity.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report