MALICIOUS — robux-hack-without-verification-or-survey_GM431946152.pdf

MALICIOUS — robux-hack-without-verification-or-survey_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: ccef5fab8c4910f4d018911c58f3034ce78ae65d7c95ce4c8cf092e84532a43f
• SHA-1: 9c5945f60be21f9c0277ae323ffc21bc7302e4ce
• MD5: 97151866d00c60082c1f9b7ccb8e11cf
• ssdeep: 768:ubn7di7N5JVPHyoxjURzqNhJEjcPhKRvFMKrMnHpEssOLtYz:ubZiZ5HyoxoozJmeKMBJEssOxYz
• TLSH: T1C9329EF35097CD5C794ADB43AAB7255E74CAA6D47022C950A9D8357CC0AC3EDEB00E22
• Submitted as: robux-hack-without-verification-or-survey_GM431946152.pdf
• File type: pdf · Size: 45978 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!97151866D00C
• 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/how-to-get-minecraft-java-free_GM479516143.pdf - network signal, weight 0.70, confidence 0.80
• Embedded network infrastructure: https://netcdn.tw/app/431946152/robux-hack-without-verification-or-survey-game-hack, http://library.futureuniversity.com/repository/sarahahfind-free-robux_GM431946152.pdf, http://library.futureuniversity.com/repository/free-spins-coin-master-links-2021_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/robux-hack-without-verification-or-survey-game-hack
• http://library.futureuniversity.com/repository/sarahahfind-free-robux_GM431946152.pdf
• http://library.futureuniversity.com/repository/free-spins-coin-master-links-2021_GM406889139.pdf
• http://library.futureuniversity.com/repository/how-to-get-free-robux-2021-easy_GM431946152.pdf
• http://library.futureuniversity.com/repository/tiktok-free-no-sign-in_GM835599320.pdf
• http://library.futureuniversity.com/repository/how-to-get-minecraft-java-free_GM479516143.pdf
• http://library.futureuniversity.com/repository/coin-master-hack-apk-2021-ios_GM406889139.pdf
• http://library.futureuniversity.com/repository/free-robux-net_GM431946152.pdf
• http://library.futureuniversity.com/repository/minecraft-svg-free_GM479516143.pdf
• http://library.futureuniversity.com/repository/free-spins-for-coin-master-2021_GM406889139.pdf
• http://library.futureuniversity.com/repository/free-robux-games-on-roblox_GM431946152.pdf
• http://library.futureuniversity.com/repository/how-to-hack-coin-master-game-2021_GM406889139.pdf
• http://library.futureuniversity.com/repository/minecraft-xbox-360-free_GM479516143.pdf
• http://library.futureuniversity.com/repository/minecraft-free-minecoins_GM479516143.pdf
• http://library.futureuniversity.com/repository/how-to-download-minecraft-for-free-on-mac_GM479516143.pdf
• http://library.futureuniversity.com/repository/free-24-7-minecraft-server_GM479516143.pdf
• http://library.futureuniversity.com/repository/how-to-get-free-robux-no-verification-no-survey_GM431946152.pdf
• http://library.futureuniversity.com/repository/robux-without-verification_GM431946152.pdf
• http://library.futureuniversity.com/repository/free-robux-only-working-today_GM431946152.pdf
• http://library.futureuniversity.com/repository/how-to-get-free-spins-on-coin-master-android_GM406889139.pdf
• http://library.futureuniversity.com/repository/pubg-uc-free-link_GM1330123889.pdf

Embedded domains

• netcdn.tw
• library.futureuniversity.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report