MALICIOUS — free-group-roblox_GM431946152.pdf

MALICIOUS — free-group-roblox_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: 08f42791455622637b67faeacc71a311c441ae2cb3d39a057f802e80616d36e8
• SHA-1: dad33659026eb73f08639a65d7292d8d979918fb
• MD5: 8727f1bbeeef55fecb1a52a9b8923d66
• ssdeep: 768:7kiHaxgSS5BGg4hCb8yR9tzqoFgHnzeusq0ETXwvLmhqellWnl+UlHqlA1:4iI9SXenoFoKu+ETouqQKVHqlA1
• TLSH: T16E339FF30097CC1CB6868B43BDE6106D70AEA3886177DA8054DC7A6CE47DEBD5B11A21
• Submitted as: free-group-roblox_GM431946152.pdf
• File type: pdf · Size: 49834 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!8727F1BBEEEF
• 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.biochemix.com/uploaded_files/userfiles/files/daily-coin-master-free-spin-apk_GM406889139.pdf - network signal, weight 0.70, confidence 0.80
• Embedded network infrastructure: https://netcdn.tw/app/431946152/free-group-roblox-game-hack, http://www.biochemix.com/uploaded_files/userfiles/files/coin-master-hack-tool-v1-9_GM406889139.pdf, http://www.biochemix.com/uploaded_files/userfiles/files/daily-coin-master-free-spin-apk_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-group-roblox-game-hack
• http://www.biochemix.com/uploaded_files/userfiles/files/coin-master-hack-tool-v1-9_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/daily-coin-master-free-spin-apk_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/free-spins-on-coin-master-2021_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/coin-master-apk-mod-free-download_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/coin-master-free-spins-link-2021-march_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/how-to-download-minecraft-hacks_GM479516143.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/private-servers-free-roblox_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/free-accessories-roblox_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/how-to-get-robux-fast_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/robux-free-hack-no-verification_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/free-gold-cards-for-coin-master_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/can-you-give-me-free-robux_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/minecraft-hacked-apk_GM479516143.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/coin-master-cheat-to-get-free-spins_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/free-coin-master-hacks-no-verification-or-survey_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/robux-earner_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/free-robux-with-no-survey_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/minish-roblox-hacker_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/minecraft-hack-mod_GM479516143.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/coin-master-hack-that-actually-works_GM406889139.pdf

Embedded domains

• netcdn.tw
• www.biochemix.com

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