MALICIOUS — free-spins-coin-master-links_GM406889139.pdf

MALICIOUS — free-spins-coin-master-links_GM406889139.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (75/100). 4 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

• SHA-256: ae2c1b5034b75c600feb8742622f622fceb6591e5224ad3b2ca53722b85f0369
• SHA-1: 15796aa59de55e2749c7fe001ce305cf12b7fafb
• MD5: 3fe73da24efa472cc2f1b597a9081a2a
• ssdeep: 768:yt6ePISYizzRVCeAHM6JCBN3RcUbGhIHzpucD1q4exKJ:yY+NfzlXeJ63eoGhgzIcD1UKJ
• TLSH: T18731AEFB71A3DD9C364E9B0398B91059B599D2C83032D64458C87B6CC4BD9EEAB10A31
• Submitted as: free-spins-coin-master-links_GM406889139.pdf
• File type: pdf · Size: 41298 bytes
• Verdict: malicious (75/100)

Detections (4 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!3FE73DA24EFA

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://instrutech.co.th/images/coinmaster-rewards_GM406889139.pdf - network signal, weight 0.70, confidence 0.80
• Embedded network infrastructure: https://netcdn.xyz/app/406889139/free-spins-coin-master-links-game-hack, http://instrutech.co.th/images/coinmaster-rewards_GM406889139.pdf, http://instrutech.co.th/images/roblox-hack-site_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.xyz/app/406889139/free-spins-coin-master-links-game-hack
• http://instrutech.co.th/images/coinmaster-rewards_GM406889139.pdf
• http://instrutech.co.th/images/roblox-hack-site_GM431946152.pdf
• http://instrutech.co.th/images/robux-games_GM431946152.pdf
• http://instrutech.co.th/images/coin-master-free-spins-link-2021-twitter_GM406889139.pdf
• http://instrutech.co.th/images/earn-robux-for-roblox_GM431946152.pdf
• http://instrutech.co.th/images/rblx-gg-free-robux_GM431946152.pdf
• http://instrutech.co.th/images/robux-free-robux_GM431946152.pdf
• http://instrutech.co.th/images/free-spins-on-coin-master_GM406889139.pdf
• http://instrutech.co.th/images/free-minecraft-shaders_GM479516143.pdf
• http://instrutech.co.th/images/how-to-get-free-robux-no-verification_GM431946152.pdf
• http://instrutech.co.th/images/coin-master-hack-mobile_GM406889139.pdf
• http://instrutech.co.th/images/bux-free-robux_GM431946152.pdf

Embedded domains

• netcdn.xyz
• instrutech.co.th

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report