MALICIOUS — roblox-robux-codes-2021_GM431946152.pdf

MALICIOUS — roblox-robux-codes-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: 82fa5f4cfb66422623f479ed91e1608f31313b78b916f38d3850dd9616c61881
• SHA-1: 8ded3b3e5cfbf9a558eb898f2ea1171ddb44ca0a
• MD5: 0cc4281f1aa5fea3cd9014312cf769d3
• ssdeep: 768:5CdA+KVxqsSLqBybucqKhhDfx95DgnCa5wn7mNBB0:8dA++xCLqBUCKhhz/5DIz5FNBB0
• TLSH: T1592F8EF300D7CD4CBA5E8B0769B6242D75CAE3486277DA5041E4BA2CE47C57E1B21A22
• Submitted as: roblox-robux-codes-2021_GM431946152.pdf
• File type: pdf · Size: 35462 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!0CC4281F1AA5
• 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/roblox-codes-for-free-hair_GM431946152.pdf - network signal, weight 0.70, confidence 0.80
• Embedded network infrastructure: http://netcdn.tw/app/431946152/roblox-robux-codes-2021-game-hack, http://www.biochemix.com/uploaded_files/userfiles/files/free-tiktok-followers-without-verification_GM835599320.pdf, http://www.biochemix.com/uploaded_files/userfiles/files/roblox-legendary-football-hack-feb-2021_GM431946152.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/roblox-robux-codes-2021-game-hack
• http://www.biochemix.com/uploaded_files/userfiles/files/free-tiktok-followers-without-verification_GM835599320.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/roblox-legendary-football-hack-feb-2021_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/robux-matchcomfree-robux_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/roblox-hack-me-robux_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/roblox-codes-for-free-hair_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/competition-for-free-robux-no-lie-still-on_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/how-to-get-unlimited-robux_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/hacks-to-get-free-robux_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/play-full-version-of-minecraft-for-free-no-download_GM479516143.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/free-executor-roblox_GM431946152.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/free-tiktok-followers-youtube_GM835599320.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/free-roblox-pin-codes-2021_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/free-sonic-costume-roblox_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/free-coins-and-spins-coin-master-2021_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/cartoon-animation-free-roblox_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/free-group-roblox_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/roblox-royale-high-diamond-hack_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/how-to-get-minecraft-for-free-ios_GM479516143.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/top-5-juego-hackeado-roblox_GM431946152.pdf

Embedded domains

• netcdn.tw
• www.biochemix.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report