MALICIOUS — free-robux-no-human-verification-or-survey-or-download-2021_GM431946152.pdf

MALICIOUS — free-robux-no-human-verification-or-survey-or-download-2021_GM431946152.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (75/100). 5 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

• SHA-256: 851aace2f46a4f735cdef1d2f4f832fc34946963dd999fc255b21927dfc043b5
• SHA-1: 94f69d68a1ed4a9f1708a04f6db64b2f5d11c4b7
• MD5: 5eb0eea23c2ef4fe4535a4e29081327d
• ssdeep: 768:soP2lCO/KKss00xSER66WJB31jzp7A4QDSrKeuqDcfo8O7x1hmGR:seQt/LJSE86M31R84QWrKedD2o8Ux7mI
• TLSH: T15C305DF311ABDD0C7A669F07A9FA205E748AD2887132DA6044EC76ACC07C1BE7F50521
• Submitted as: free-robux-no-human-verification-or-survey-or-download-2021_GM431946152.pdf
• File type: pdf · Size: 36417 bytes
• Verdict: malicious (75/100)

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!5EB0EEA23C2E
• Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen

MITRE ATT&CK

• T1566.002

Why this verdict

The malicious score of 75/100 is the fusion of 4 weighted signals:

• Embedded link rated malicious by URL analysis: http://www.valenciamaids.com/userfiles/files/coin-master-spin-hack_GM406889139.pdf - network signal, weight 0.70, confidence 0.80
• Embedded network infrastructure: http://netcdn.tw/app/431946152/free-robux-no-human-verification-or-survey-or-download-2021-game-hack, http://www.valenciamaids.com/userfiles/files/free-robux-for-kids-no-verification_GM431946152.pdf, http://www.valenciamaids.com/userfiles/files/free-gold-cards-coin-master_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

• http://netcdn.tw/app/431946152/free-robux-no-human-verification-or-survey-or-download-2021-game-hack
• http://www.valenciamaids.com/userfiles/files/free-robux-for-kids-no-verification_GM431946152.pdf
• http://www.valenciamaids.com/userfiles/files/free-gold-cards-coin-master_GM406889139.pdf
• http://www.valenciamaids.com/userfiles/files/before-dawn-hack-roblox_GM431946152.pdf
• http://www.valenciamaids.com/userfiles/files/free-robux-come_GM431946152.pdf
• http://www.valenciamaids.com/userfiles/files/roblox-rocitizens-cheats-2021_GM431946152.pdf
• http://www.valenciamaids.com/userfiles/files/coin-master-spin-hack_GM406889139.pdf
• http://www.valenciamaids.com/userfiles/files/how-to-robux_GM431946152.pdf
• http://www.valenciamaids.com/userfiles/files/minecraft-18-9-hacked-client_GM479516143.pdf
• http://www.valenciamaids.com/userfiles/files/roblox-exploits-2021-free_GM431946152.pdf
• http://www.valenciamaids.com/userfiles/files/minecraft-hacker-skin_GM479516143.pdf
• http://www.valenciamaids.com/userfiles/files/free-coin-spin-daily-link-net_GM406889139.pdf
• http://www.valenciamaids.com/userfiles/files/how-can-i-get-robux_GM431946152.pdf
• http://www.valenciamaids.com/userfiles/files/free-robux-for-offers_GM431946152.pdf
• http://www.valenciamaids.com/userfiles/files/free-robux-codes-generator_GM431946152.pdf
• http://www.valenciamaids.com/userfiles/files/how-to-hack-robux-javascript-pastebin_GM431946152.pdf
• http://www.valenciamaids.com/userfiles/files/fast-robux-online_GM431946152.pdf
• http://www.valenciamaids.com/userfiles/files/free-minecraft-shaders_GM479516143.pdf
• http://www.valenciamaids.com/userfiles/files/today-free-spin-link-for-coin-master_GM406889139.pdf
• http://www.valenciamaids.com/userfiles/files/coin-master-hack-8-ball-pool_GM406889139.pdf
• http://www.valenciamaids.com/userfiles/files/static-moonactive-net-link_GM406889139.pdf

Embedded domains

• netcdn.tw
• www.valenciamaids.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report