SUSPICIOUS — free-robux-2021-november_GM431946152.pdf

SUSPICIOUS — free-robux-2021-november_GM431946152.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (44/100). 5 of 53 detection engines flagged it.

Identification

• SHA-256: 4db7e512184f95ba0e0c37331e9326f228901b37baf8a40f1376adad71fc297d
• SHA-1: 101e94bf602185e931996e5e7c4686730c5def5b
• MD5: 52c33bd7213b6d9bb3e0f18656e0be69
• ssdeep: 768:ITvogUyJ52BQ+2k4DSxfzql49EmH07XQM02cHdT58LtXEUcx:m7R5KuDSAg9U7OV91Fx
• TLSH: T1B6329EF350DBDC0C7A869F039AFA215E345AD7897162CA5560DCB63DC06C3BD6B10A22
• Submitted as: free-robux-2021-november_GM431946152.pdf
• File type: pdf · Size: 46207 bytes
• Verdict: suspicious (44/100)

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!52C33BD7213B
• Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen

Why this verdict

The suspicious score of 44/100 is the fusion of 3 weighted signals:

• Embedded network infrastructure: https://netcdn.tw/app/431946152/free-robux-2021-november-game-hack, http://library.futureuniversity.com/repository/coin-master-daily_GM406889139.pdf, http://library.futureuniversity.com/repository/free-roblox-toy-codes-not-used_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-robux-2021-november-game-hack
• http://library.futureuniversity.com/repository/coin-master-daily_GM406889139.pdf
• http://library.futureuniversity.com/repository/free-roblox-toy-codes-not-used_GM431946152.pdf
• http://library.futureuniversity.com/repository/cm-daily-spins_GM406889139.pdf
• http://library.futureuniversity.com/repository/how-to-get-robux-for-free-2021_GM431946152.pdf
• http://library.futureuniversity.com/repository/www-bandicam-com-free-robux_GM431946152.pdf
• http://library.futureuniversity.com/repository/free-robux-generator-2021-no-human-verification_GM431946152.pdf
• http://library.futureuniversity.com/repository/coin-master-free-spins-link-blogspot-april-2021_GM406889139.pdf
• http://library.futureuniversity.com/repository/roblox-army-robux_GM431946152.pdf
• http://library.futureuniversity.com/repository/coin-master-apk_GM406889139.pdf
• http://library.futureuniversity.com/repository/hacked-client-for-minecraft-bedrock_GM479516143.pdf
• http://library.futureuniversity.com/repository/how-to-get-more-robux_GM431946152.pdf
• http://library.futureuniversity.com/repository/free-tiktok-followers-no-verification-or-survey_GM835599320.pdf
• http://library.futureuniversity.com/repository/robux-free-com_GM431946152.pdf
• http://library.futureuniversity.com/repository/roblox-fun-com-free-robux_GM431946152.pdf
• http://library.futureuniversity.com/repository/coin-master-game-free-download_GM406889139.pdf
• http://library.futureuniversity.com/repository/robux-free-gift-card-org-hack_GM431946152.pdf
• http://library.futureuniversity.com/repository/free-spin-coin-master-link-download_GM406889139.pdf
• http://library.futureuniversity.com/repository/master-coin-free-spin_GM406889139.pdf
• http://library.futureuniversity.com/repository/coin-master-free-spins-cheat_GM406889139.pdf
• http://library.futureuniversity.com/repository/free-robux-glitch-2021_GM431946152.pdf

Embedded domains

• netcdn.tw
• library.futureuniversity.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report