MALICIOUS — what-is-a-robux_GM431946152.pdf

MALICIOUS — what-is-a-robux_GM431946152.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (75/100). 5 of 50 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

• SHA-256: 1c6dc6409bed11df906fa9f3323d5089231cd222ce9751d53c30eabefa5e09ed
• SHA-1: bdbb4a4602b6355d628cfe039930fe983fca51f8
• MD5: ab0def5db6be2cc92195f7fbc3acba48
• ssdeep: 768:gIc9FPmsEAV5LnJiSjVhNrb79G+CvERqb7ycdQ34D4e:VaFP1JDLNrb7A+CvuqbWuQC4e
• TLSH: T1562F7EF301A3CC4C3A8A8B0366F7245DA48EE38461B7EB5055D4BA2CE4BC5BE5F51522
• Submitted as: what-is-a-robux_GM431946152.pdf
• File type: pdf · Size: 35298 bytes
• Verdict: malicious (75/100)

Detections (5 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!AB0DEF5DB6BE
• 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/how-to-get-free-roebucks-on-roblox_GM431946152.pdf - network signal, weight 0.70, confidence 0.80
• Embedded network infrastructure: http://netcdn.tw/app/431946152/what-is-a-robux-game-hack, 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/how-to-get-free-roebucks-on-roblox_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/what-is-a-robux-game-hack
• 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/how-to-get-free-roebucks-on-roblox_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/coin-master-apk-free-download_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/how-to-hack-coin-master-with-lucky-patcher_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/free-roblox-games-for-geust_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/hack-in-roblox-jailbreak-speed_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/how-to-make-a-minecraft-java-server-for-free_GM479516143.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/coin-master-free-spins-link-may-2021_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/free-robux-2021-no-human-verification_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/www-free-robux-com_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/how-to-hack-and-get-free-robux_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/minecraft-diamond-finder-hack_GM479516143.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/minecraft-client-download_GM479516143.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/minecraft-hacks-list_GM479516143.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/hacks-for-roblox-rubux_GM431946152.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/free-spin-link-for-coin-master-game_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/free-spin-coin-master-2021-link_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/coin-master-free-spins-haktuts_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/free-spins-coin-master-2021-glitch_GM406889139.pdf
• http://www.biochemix.com/uploaded_files/userfiles/files/how-to-hack-roblox-accounts-for-robux_GM431946152.pdf

Embedded domains

• netcdn.tw
• www.biochemix.com

Latest analyzed threats · ATT&CK coverage

Analyzed on MalwareAnalyzer by Cyble · Open interactive report