MALICIOUS — 429b25_336ac3c7919a4a3daee683225fdf2b19.pdf

MALICIOUS — 429b25_336ac3c7919a4a3daee683225fdf2b19.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (88/100). 3 of 53 detection engines flagged it.

Identification

• SHA-256: 0b67abd457b2d269012b9c9dec5e9d1123d68cfdbafffbd1629556ec6b400644
• SHA-1: b4155642aa61a1853d4ec9fbef210e0325fc2712
• MD5: a8edacb0cdd8546a3f5d0e3f2b33991e
• ssdeep: 768:AgGzpDn9vT76hUWT/eRUOyXhpDoN4KjjDr2qtgh3OsBZyXFMi1J8q0bvAkGlQWJb:NGFj9mHOsW4wjDSqgvyXGi1eq0MDCWJb
• TLSH: T12E32AFF31057FD8DBA8AAF132AA6008D5146D78D7133A66058DC3B7CC5786FD6E40AA0
• Submitted as: 429b25_336ac3c7919a4a3daee683225fdf2b19.pdf
• File type: pdf · Size: 45086 bytes
• Verdict: malicious (88/100)

Detections (3 of 53 engines)

• MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
• Emsisoft (Emergency Kit): PDF.Spam.Heur.1
• Kaspersky (KVRT): HEUR:Trojan.Script.Generic

Why this verdict

The malicious score of 88/100 is the fusion of 6 weighted signals:

• Emsisoft (Emergency Kit) flagged PDF.Spam.Heur.1 (rule PDF.Spam.Heur.1) - engine signal, weight 0.55, confidence 0.85
• Kaspersky (KVRT) flagged HEUR:Trojan.Script.Generic (rule HEUR:Trojan.Script.Generic) - engine signal, weight 0.55, confidence 0.85
• MalwareAnalyser heuristics (entropy/packer) flagged high-entropy-blob (rule high-entropy-blob) - engine signal, weight 0.35, confidence 0.70
• Embedded network infrastructure: https://ttraff.ru/wix?keyword=mp4+downloader+unblocked+at+school, https://cdn.shopify.com/s/files/1/0483/0189/9931/files/97323825796.pdf, https://cdn.shopify.com/s/files/1/0432/5982/2244/files/beekeeping_for_beginners_laurie_king.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://ttraff.ru/wix?keyword=mp4+downloader+unblocked+at+school
• https://cdn.shopify.com/s/files/1/0430/1311/1961/files/capital_structure_mba_project.pdf
• https://cdn.shopify.com/s/files/1/0483/0189/9931/files/97323825796.pdf
• https://cdn.shopify.com/s/files/1/0432/5982/2244/files/beekeeping_for_beginners_laurie_king.pdf
• https://cdn.shopify.com/s/files/1/0439/0957/8904/files/30722139462.pdf
• https://cdn.shopify.com/s/files/1/0433/5665/1669/files/79569801881.pdf
• http://xulup.1corinthiens15.com/uploads/1/3/0/8/130874113/lokuzanosafajovowok.pdf
• http://files.traumamadesimple.com/uploads/1/3/0/7/130740124/tawuboritano.pdf
• http://files.nixageneralbaptist.com/uploads/1/3/0/9/130969461/abda9fa24b.pdf
• https://cdn.shopify.com/s/files/1/0431/6302/5567/files/54525995784.pdf
• https://cdn.shopify.com/s/files/1/0434/8713/3860/files/dinorepumawugit.pdf
• https://cdn.shopify.com/s/files/1/0431/8330/8955/files/60000657620.pdf
• http://www.w3.org/1999/02/22-rdf-syntax-ns#
• http://purl.org/dc/elements/1.1/
• http://ns.adobe.com/pdf/1.3/
• http://ns.adobe.com/xap/1.0/
• http://ns.adobe.com/xap/1.0/mm/
• http://ns.adobe.com/xap/1.0/rights/

Embedded domains

• ttraff.ru
• cdn.shopify.com
• xulup.1corinthiens15.com
• files.traumamadesimple.com
• files.nixageneralbaptist.com
• www.w3.org
• purl.org
• ns.adobe.com

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