MALICIOUS — free-gfx-roblox_GM431946152.pdf

MALICIOUS — free-gfx-roblox_GM431946152.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (75/100). 4 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

• SHA-256: 41cc10ccfaa43e41a6ac6ec8f76d174aaf6193efe2ecf9bbc68051989b564a36
• SHA-1: b431bb3d57bc66597426dad27966f142ab1a9f0a
• MD5: 161eeeb69b0bb2ef3582372b43b84035
• ssdeep: 768:Uzazeiu9uI8sOVKjbIl/4/kHH6EbXmm/yPdbIs6T:OrFjklw/kn6EqKyFr6T
• TLSH: T145307CF3029BDC8C755A8B036AF6246D74C9A3846077D56041E8BA6CD0BC6FE2F21531
• Submitted as: free-gfx-roblox_GM431946152.pdf
• File type: pdf · Size: 36997 bytes
• Verdict: malicious (75/100)

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!161EEEB69B0B

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/how-to-get-free-robux-without-downloading-apps_GM431946152.pdf - network signal, weight 0.70, confidence 0.80
• Embedded network infrastructure: http://netcdn.tw/app/431946152/free-gfx-roblox-game-hack, http://www.biochemix.com/uploaded_files/userfiles/files/infinite-health-roblox-cheat-engine_GM431946152.pdf, http://www.biochemix.com/uploaded_files/userfiles/files/free-spin-link-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-gfx-roblox-game-hack
• http://www.biochemix.com/uploaded_files/userfiles/files/infinite-health-roblox-cheat-engine_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/free-spin-link-coin-master_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/codes-that-give-you-free-robux_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/robux-hack-for-robux-outrageous-bilders-club_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/free-robux-net_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/coin-master-free-gold_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/free-minecraft-server_GM479516143.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/free-robux-hack-no-human-verification-or-survey_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/how-to-get-free-robux-without-downloading-apps_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/microsoft-bing-robux_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/earn-robux-for-free-offers_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/how-to-get-free-robux-easy-2021-august_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/wwwcoin-master-hack-game-download_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/minecraft-java-for-free_GM479516143.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/minecraft-download-free-download_GM479516143.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/roblox-free-followers_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/coin-master-hack-apk-33-download_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/haw-to-get-robux-in-hack_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/coin-master-free-spons-apk-2021_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/how-do-i-get-free-robux_GM431946152.pdf

Embedded domains

• netcdn.tw
• www.biochemix.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report