MALICIOUS — free-exploit-roblox-auto-updating_GM431946152.pdf

MALICIOUS — free-exploit-roblox-auto-updating_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: cb4d0c3dde8f3afcc925f47bcecf3ae0ea5a40a98aed858f7a6a3beaa6085166
• SHA-1: 80c05cbf8f39fc5ed176652db95d4d120e768f06
• MD5: 6c5113f977921e9993429ab3678bff6c
• ssdeep: 768:d4O+Kvs5OM1kXG0pMawzqCjEQtQ6xJ7qbfbcF0Uqd+KA5VNLPuA2/nnM/uFKP:dhvsoM1X0Ga/cE16xQbbhU1ZLP3KnnMX
• TLSH: T1A333AEF7908BCD1C7A066B039DB7252A3899D7D831119B6464E5362CC56C2EEEF00736
• Submitted as: free-exploit-roblox-auto-updating_GM431946152.pdf
• File type: pdf · Size: 48471 bytes
• Verdict: malicious (75/100)

Detections (5 of 53 engines)

• MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
• Microsoft Defender: flagged
• Emsisoft (Emergency Kit): PDF.Spam.Heur.2
• Trellix Stinger (McAfee): PDF/Phish-TWM!6C5113F97792
• 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://library.futureuniversity.com/repository/roblox-straight-away-cheats-for-money-on-roblox_GM431946152.pdf - network signal, weight 0.70, confidence 0.80
• Embedded network infrastructure: https://netcdn.tw/app/431946152/free-exploit-roblox-auto-updating-game-hack, http://library.futureuniversity.com/repository/roblox-t-shirt-free_GM431946152.pdf, http://library.futureuniversity.com/repository/rbl-gg-free-robux_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

• https://netcdn.tw/app/431946152/free-exploit-roblox-auto-updating-game-hack
• http://library.futureuniversity.com/repository/roblox-t-shirt-free_GM431946152.pdf
• http://library.futureuniversity.com/repository/rbl-gg-free-robux_GM431946152.pdf
• http://library.futureuniversity.com/repository/roblox-hoodie-t-shirt-free-shipping_GM431946152.pdf
• http://library.futureuniversity.com/repository/roblox-straight-away-cheats-for-money-on-roblox_GM431946152.pdf
• http://library.futureuniversity.com/repository/roblox-is-bieg-hacked_GM431946152.pdf
• http://library.futureuniversity.com/repository/free-spins-coin-master-2021_GM406889139.pdf
• http://library.futureuniversity.com/repository/free-spins-and-coins-blogspot-coin-master_GM406889139.pdf
• http://library.futureuniversity.com/repository/free-robux-website_GM431946152.pdf
• http://library.futureuniversity.com/repository/roblox-its-free_GM431946152.pdf
• http://library.futureuniversity.com/repository/irobux-free-robux_GM431946152.pdf
• http://library.futureuniversity.com/repository/how-to-hack-and-get-free-robux_GM431946152.pdf
• http://library.futureuniversity.com/repository/how-to-win-free-robux_GM431946152.pdf
• http://library.futureuniversity.com/repository/roblox-free-item-codes_GM431946152.pdf
• http://library.futureuniversity.com/repository/coin-master-free-gifts_GM406889139.pdf
• http://library.futureuniversity.com/repository/free-roblox-accounts-with-robux-that-work-not-banned-2021_GM431946152.pdf
• http://library.futureuniversity.com/repository/minecraft-free-download_GM479516143.pdf
• http://library.futureuniversity.com/repository/coin-master-free-spins-and-coins_GM406889139.pdf
• http://library.futureuniversity.com/repository/jailbreak-roblox-hack_GM431946152.pdf
• http://library.futureuniversity.com/repository/coin-master-code-hack_GM406889139.pdf
• http://library.futureuniversity.com/repository/coin-master-free-spin-and-coins-links-2021_GM406889139.pdf

Embedded domains

• netcdn.tw
• library.futureuniversity.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report