SUSPICIOUS — free-promo-codes-for-robux_GM431946152.pdf

SUSPICIOUS — free-promo-codes-for-robux_GM431946152.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (44/100). 5 of 50 detection engines flagged it.

Identification

• SHA-256: b39dbda6e450b14cb2b4303ec5dd47122000a71fb41fdcb5c56468d4ff377dd2
• SHA-1: 51e9c27e5aa2e7cde6b91f014db52aba58871b61
• MD5: b1bf3564407ad7bfa1c3ac4d36e51a9b
• ssdeep: 768:DOX9+SAQd36gi3GgNgGeXJ/A0MKPJOTO7dPeVTn:O+3xh6GeXhAFCOTO7Ze9n
• TLSH: T10A2EAFF7921EDC9C5686DB03DAB420207546A9E83011DDA884C977BCC9392ECCB60B73
• Submitted as: free-promo-codes-for-robux_GM431946152.pdf
• File type: pdf · Size: 31391 bytes
• Verdict: suspicious (44/100)

Detections (5 of 50 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!B1BF3564407A
• 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: http://netcdn.tw/app/431946152/free-promo-codes-for-robux-game-hack - 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-promo-codes-for-robux-game-hack

Embedded domains

• netcdn.tw

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report