SUSPICIOUS — rbx-claim_GM431946152.pdf

SUSPICIOUS — rbx-claim_GM431946152.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (44/100). 4 of 50 detection engines flagged it.

Identification

• SHA-256: 7b96ebcecac78284aa929d1bc08107088ec1c86f9d1cfc187330597de1551b30
• SHA-1: d03a0383df2cbe32b7c52e3d24f00fe6da0b02a0
• MD5: 0e8f8ce143d610e5cfd7c9af9b6f33e3
• ssdeep: 768:6oE+TtmY3rw9fiT4+ldLnvcqCMpnB43UV2ad3PpCdgQkf8XAsi1RFodMD7f:fThdLTppnBAadAbkf8Q1Flf
• TLSH: T18C339EF751C7CC4C3A8A8B43A9F6246DB48EE38462B7E95040D87A6CD47C9FD6B10621
• Submitted as: rbx-claim_GM431946152.pdf
• File type: pdf · Size: 50071 bytes
• Verdict: suspicious (44/100)

Detections (4 of 50 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!0E8F8CE143D6

Why this verdict

The suspicious score of 44/100 is the fusion of 3 weighted signals:

• Embedded network infrastructure: https://netcdn.online/app/431946152/rbx-claim-game-hack, http://www.biochemix.com/uploaded_files/userfiles/files/roblox-rewards-site_GM431946152.pdf, http://www.biochemix.com/uploaded_files/userfiles/files/how-to-get-100-free-spins-on-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

• https://netcdn.online/app/431946152/rbx-claim-game-hack
• http://www.biochemix.com/uploaded_files/userfiles/files/roblox-rewards-site_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/how-to-get-100-free-spins-on-coin-master_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/coin-master-spin-cheat_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/how-to-really-hack-coin-master_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/minecraft-windows-10-free_GM479516143.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/coin-master-hack-mod-apk-unlimited-spins_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/free-robux-no-human-verification-and-no-survey_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/minecraft-server-hacks_GM479516143.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/can-i-get-minecraft-for-free_GM479516143.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/tiktok-for-free_GM835599320.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/www-free-robux_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/minecraft-realms-free_GM479516143.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/lazyblox-com-free-robux_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/mcpe-master-hack-unlimited-coins_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/free-robux-2021_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/is-there-a-way-to-get-free-robux_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/how-to-hack-someone-on-roblox_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/how-to-get-free-coins-on-coin-master_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/cm-daily-spins_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/free-robux-no-survey-or-human-verification_GM431946152.pdf

Embedded domains

• netcdn.online
• www.biochemix.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report