MALICIOUS — free-robux-no-verification-2021-android_GM431946152.pdf

MALICIOUS — free-robux-no-verification-2021-android_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: 647fcc6102e4653dee218c5645f117d1835226a62f631e13c5eaafb9ca76b5dd
• SHA-1: 39ae1861462a8cac82dbb9915b8bfcbd1aadfca3
• MD5: 1f83c05097957fea35fa5e39e45a82f5
• ssdeep: 768:tRsEbMUsuW4lsEfmKxtm3sOFl7simgc92w7n5Af7zyRm4:IE7suWcu0OZv62wLSfsm4
• TLSH: T14D308DF35167DD2C7E8ADF4389B7106D788A97857122CB1161E8377C90AC2EEAF10921
• Submitted as: free-robux-no-verification-2021-android_GM431946152.pdf
• File type: pdf · Size: 36040 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!1F83C0509795
• 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-do-you-get-robux-for-free-2021_GM431946152.pdf - network signal, weight 0.70, confidence 0.80
• Embedded network infrastructure: http://netcdn.tw/app/431946152/free-robux-no-verification-2021-android-game-hack, http://library.futureuniversity.com/repository/games-on-roblox-that-give-you-free-stuff_GM431946152.pdf, http://library.futureuniversity.com/repository/coin-master-game-hacking_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

• http://netcdn.tw/app/431946152/free-robux-no-verification-2021-android-game-hack
• http://library.futureuniversity.com/repository/games-on-roblox-that-give-you-free-stuff_GM431946152.pdf
• http://library.futureuniversity.com/repository/coin-master-game-hacking_GM406889139.pdf
• http://library.futureuniversity.com/repository/free-minecraft-bedrock-server_GM479516143.pdf
• http://library.futureuniversity.com/repository/free-robux-master_GM431946152.pdf
• http://library.futureuniversity.com/repository/how-do-you-get-robux-for-free-2021_GM431946152.pdf
• http://library.futureuniversity.com/repository/how-to-get-free-robux-on-tablet-2021_GM431946152.pdf
• http://library.futureuniversity.com/repository/hack-para-jailbreak-roblox-2021-dinero-infinito_GM431946152.pdf
• http://library.futureuniversity.com/repository/roblox-its-free_GM431946152.pdf
• http://library.futureuniversity.com/repository/free-stuff-to-get-in-roblox_GM431946152.pdf
• http://library.futureuniversity.com/repository/coin-master-daily-free-spins_GM406889139.pdf
• http://library.futureuniversity.com/repository/ninja-run-roblox-free_GM431946152.pdf
• http://library.futureuniversity.com/repository/gamesofficenet-hack-coin-master_GM406889139.pdf
• http://library.futureuniversity.com/repository/get-free-robux-without-doing-anything_GM431946152.pdf
• http://library.futureuniversity.com/repository/coin-master-free-account_GM406889139.pdf
• http://library.futureuniversity.com/repository/free-spin-links-coin-master-2021_GM406889139.pdf
• http://library.futureuniversity.com/repository/how-to-get-free-infinit-robux_GM431946152.pdf
• http://library.futureuniversity.com/repository/coin-master-free-spins-cheat_GM406889139.pdf
• http://library.futureuniversity.com/repository/coin-master-pc-game-free-download_GM406889139.pdf
• http://library.futureuniversity.com/repository/coin-master-free-spins_GM406889139.pdf
• http://library.futureuniversity.com/repository/free-robux-pins_GM431946152.pdf

Embedded domains

• netcdn.tw
• library.futureuniversity.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report