SUSPICIOUS — free-robux-by-taking-a-test_GM431946152.pdf

SUSPICIOUS — free-robux-by-taking-a-test_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: a979859375b8d78ed05ab8a23bec94e21480bbda5ac955abca9a94aefb1b679e
• SHA-1: 0ad0af7cbcea92d405f709cf968d25765a6afc18
• MD5: 1b32467371266b22e6220cbc760e53d3
• ssdeep: 768:k+tJQamz+/O9nI1++6vjdeKVWqnZ4CFP8+ZQYAKtdQV0hz:+jMlivR5WqnZ4Ci+eYttdQV0hz
• TLSH: T18E34AEF3518BCD9C76468F07E9F92125784AE38462B6DE5080D876BC94BC3FC6E50622
• Submitted as: free-robux-by-taking-a-test_GM431946152.pdf
• File type: pdf · Size: 55129 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!1B3246737126

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://www.producthubhob.com/uploaded_files/userfiles/files/minecraft-free-education_GM479516143.pdf - network signal, weight 0.40, confidence 0.60
• Embedded network infrastructure: https://netcdn.tw/app/431946152/free-robux-by-taking-a-test-game-hack, http://www.producthubhob.com/uploaded_files/userfiles/files/minecraft-free-education_GM479516143.pdf, http://www.producthubhob.com/uploaded_files/userfiles/files/coin-master-free-daily-spins-link_GM406889139.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-by-taking-a-test-game-hack
• http://www.producthubhob.com/uploaded_files/userfiles/files/minecraft-free-education_GM479516143.pdf
• http://www.producthubhob.com/uploaded_files/userfiles/files/coin-master-free-daily-spins-link_GM406889139.pdf
• http://www.producthubhob.com/uploaded_files/userfiles/files/free-robux-youtube_GM431946152.pdf
• http://www.producthubhob.com/uploaded_files/userfiles/files/free-mods-for-coin-master_GM406889139.pdf
• http://www.producthubhob.com/uploaded_files/userfiles/files/earn-robux-today_GM431946152.pdf
• http://www.producthubhob.com/uploaded_files/userfiles/files/how-to-host-a-minecraft-server-for-free_GM479516143.pdf
• http://www.producthubhob.com/uploaded_files/userfiles/files/how-to-get-free-roblox-items-2021_GM431946152.pdf
• http://www.producthubhob.com/uploaded_files/userfiles/files/minecraft-hacked-client-bedrock_GM479516143.pdf
• http://www.producthubhob.com/uploaded_files/userfiles/files/hack-master-coin_GM406889139.pdf
• http://www.producthubhob.com/uploaded_files/userfiles/files/dominus-roblox-free_GM431946152.pdf
• http://www.producthubhob.com/uploaded_files/userfiles/files/coin-master-free-spin-ml_GM406889139.pdf
• http://www.producthubhob.com/uploaded_files/userfiles/files/what-is-wurst_GM479516143.pdf
• http://www.producthubhob.com/uploaded_files/userfiles/files/elf-ear-for-free-on-roblox_GM431946152.pdf
• http://www.producthubhob.com/uploaded_files/userfiles/files/how-to-get-robux-easy_GM431946152.pdf
• http://www.producthubhob.com/uploaded_files/userfiles/files/how-to-change-your-username-on-roblox-for-free-2021_GM431946152.pdf
• http://www.producthubhob.com/uploaded_files/userfiles/files/coin-master-hack-pro-gamers-com_GM406889139.pdf
• http://www.producthubhob.com/uploaded_files/userfiles/files/roblox-free-item-codes_GM431946152.pdf
• http://www.producthubhob.com/uploaded_files/userfiles/files/free-roblox-generator-for-roblox_GM431946152.pdf
• http://www.producthubhob.com/uploaded_files/userfiles/files/free-tiktok-accounts_GM835599320.pdf
• http://www.producthubhob.com/uploaded_files/userfiles/files/free-robux-without-verification-or-survey_GM431946152.pdf

Embedded domains

• netcdn.tw
• www.producthubhob.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report