SUSPICIOUS — what-is-wurst_GM479516143.pdf

SUSPICIOUS — what-is-wurst_GM479516143.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (44/100). 4 of 53 detection engines flagged it.

Identification

• SHA-256: efb3d54a6045d454eab3b118c4a416ad365996fc626a8670d5b8f40bf2a1242d
• SHA-1: 61be237fbb3ba692a30bf5f42d8ab5c97adbe26e
• MD5: ea2802be33fa2ba75226da689113cdd1
• ssdeep: 768:lGNCMPNJ+YXPSIoj3ukYsT+TSPD0aAcVAV6:gNnZ6LjSsiTSPzVi6
• TLSH: T1D92F6CF750EBDC5C7A4A4B032EBB616E548AD389613BCA549488373CC0BC1EEAF50561
• Submitted as: what-is-wurst_GM479516143.pdf
• File type: pdf · Size: 35234 bytes
• Verdict: suspicious (44/100)

Detections (4 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!EA2802BE33FA

Why this verdict

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

• Embedded network infrastructure: http://netcdn.tw/app/479516143/what-is-wurst-game-hack, http://www.en.guofuhee.com/Public/upload/editorfiles/free-spins-on-coin-master-game_GM406889139.pdf, http://www.en.guofuhee.com/Public/upload/editorfiles/how-to-hack-bc-on-roblox-2021_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

• http://netcdn.tw/app/479516143/what-is-wurst-game-hack
• http://www.en.guofuhee.com/Public/upload/editorfiles/free-spins-on-coin-master-game_GM406889139.pdf
• http://www.en.guofuhee.com/Public/upload/editorfiles/how-to-hack-bc-on-roblox-2021_GM431946152.pdf
• http://www.en.guofuhee.com/Public/upload/editorfiles/free-coin-master-spins-2021_GM406889139.pdf
• http://www.en.guofuhee.com/Public/upload/editorfiles/400-robux-free-2021_GM431946152.pdf
• http://www.en.guofuhee.com/Public/upload/editorfiles/free-robux-link_GM431946152.pdf
• http://www.en.guofuhee.com/Public/upload/editorfiles/freespinandcoinblogspot-com-2021-11-coinmasterfreespins_GM406889139.pdf
• http://www.en.guofuhee.com/Public/upload/editorfiles/free-daily-spin-coin-master-game_GM406889139.pdf
• http://www.en.guofuhee.com/Public/upload/editorfiles/roblox-wikia-free-robux_GM431946152.pdf
• http://www.en.guofuhee.com/Public/upload/editorfiles/free-spins-coinmaster_GM406889139.pdf
• http://www.en.guofuhee.com/Public/upload/editorfiles/free-roblox-accounts-with-builders-club_GM431946152.pdf
• http://www.en.guofuhee.com/Public/upload/editorfiles/free-coin-master-cards_GM406889139.pdf
• http://www.en.guofuhee.com/Public/upload/editorfiles/how-to-get-free-robux-2021_GM431946152.pdf
• http://www.en.guofuhee.com/Public/upload/editorfiles/free-robux-no-anti-bot-verification_GM431946152.pdf
• http://www.en.guofuhee.com/Public/upload/editorfiles/free-spins-coin-master-links-no-human-verification_GM406889139.pdf
• http://www.en.guofuhee.com/Public/upload/editorfiles/how-to-change-your-roblox-username-for-free-2021_GM431946152.pdf
• http://www.en.guofuhee.com/Public/upload/editorfiles/minecraft-java-free-download_GM479516143.pdf
• http://www.en.guofuhee.com/Public/upload/editorfiles/how-to-get-free-robux-gift-cards_GM431946152.pdf
• http://www.en.guofuhee.com/Public/upload/editorfiles/coin-master-free-spins-ios-2021_GM406889139.pdf
• http://www.en.guofuhee.com/Public/upload/editorfiles/free-links-for-coin-master_GM406889139.pdf
• http://www.en.guofuhee.com/Public/upload/editorfiles/roblox-hack-links_GM431946152.pdf

Embedded domains

• netcdn.tw
• www.en.guofuhee.com

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