MALICIOUS — how-to-get-free-robux-nicsterv-2021_GM431946152.pdf

MALICIOUS — how-to-get-free-robux-nicsterv-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: d7e8f02af6fd9fc09c18b18c3fe8c5263eb48386bc7e0501e4fbd27521a8d2ea
• SHA-1: 0612d5d6e32c13b6c6e6f8a4589c99976773b0ac
• MD5: 6a9f92a4b13299e2dece5f7892af07ae
• ssdeep: 768:HtEtEdcljvz7YRqr/jaWJgzqHq1EBRA/9LwoUoUEY1eN28MExlu/+X5w:HtWEKjr7YRqr/zdKMHoUovTMEru/+pw
• TLSH: T14C327CF34197DD4C3D86AF43A9B7255DA88A93846022CA5445D9763CC0BC3EDAF50B22
• Submitted as: how-to-get-free-robux-nicsterv-2021_GM431946152.pdf
• File type: pdf · Size: 45529 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!6A9F92A4B132
• 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/pubg-uc-no-verification_GM1330123889.pdf - network signal, weight 0.70, confidence 0.80
• Embedded network infrastructure: https://netcdn.tw/app/431946152/how-to-get-free-robux-nicsterv-2021-game-hack, http://library.futureuniversity.com/repository/free-2021-robux_GM431946152.pdf, http://library.futureuniversity.com/repository/free-minecraft-account-generator_GM479516143.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/how-to-get-free-robux-nicsterv-2021-game-hack
• http://library.futureuniversity.com/repository/free-2021-robux_GM431946152.pdf
• http://library.futureuniversity.com/repository/free-minecraft-account-generator_GM479516143.pdf
• http://library.futureuniversity.com/repository/coin-master-free-spins-facebook_GM406889139.pdf
• http://library.futureuniversity.com/repository/pubg-uc-no-verification_GM1330123889.pdf
• http://library.futureuniversity.com/repository/free-robux-download_GM431946152.pdf
• http://library.futureuniversity.com/repository/coin-master-hack-account_GM406889139.pdf
• http://library.futureuniversity.com/repository/claim-free-robux_GM431946152.pdf
• http://library.futureuniversity.com/repository/rbxoffers-earn-free-robux_GM431946152.pdf
• http://library.futureuniversity.com/repository/free-spins-on-coin-master_GM406889139.pdf
• http://library.futureuniversity.com/repository/coin-master-hack-without-verification_GM406889139.pdf
• http://library.futureuniversity.com/repository/http-blackgamesus-coinmasterhack_GM406889139.pdf
• http://library.futureuniversity.com/repository/robux-generator-no-human-verification-or-survey_GM431946152.pdf
• http://library.futureuniversity.com/repository/gamesofficenet-hack-coin-master_GM406889139.pdf
• http://library.futureuniversity.com/repository/minecraft-pe-free-download-android_GM479516143.pdf
• http://library.futureuniversity.com/repository/coin-coin-master-hack_GM406889139.pdf
• http://library.futureuniversity.com/repository/earn-free-robux-on-roblox_GM431946152.pdf
• http://library.futureuniversity.com/repository/minecraft-that-you-can-play-for-free_GM479516143.pdf
• http://library.futureuniversity.com/repository/get-free-robux-without-doing-anything_GM431946152.pdf
• http://library.futureuniversity.com/repository/minecraft-free-ios-no-verification_GM479516143.pdf
• http://library.futureuniversity.com/repository/how-to-get-2021-robux-for-free_GM431946152.pdf

Embedded domains

• netcdn.tw
• library.futureuniversity.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report