MALICIOUS — 23151935814.pdf

MALICIOUS — 23151935814.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (78/100). 2 of 54 detection engines flagged it.

Identification

• SHA-256: acff9d425e605b33b1d42120aeb41642a26e864dcb1a2205329b0e2831254a55
• SHA-1: 8f9492c1c36e181cf0024e41bc565fbeb382e9cb
• MD5: e9774f5981beff6bfde6fb7d6e33082b
• ssdeep: 768:ogGzpDtjcs9Vn2vncb61Aa3oHfNIQIc8yT+SNpVtnCA/i5AZRwGTOTnl:lGFJ4voHfiqySNp/tKOOTnl
• TLSH: T1B932BFF75057FD4E36C6EB1359EA149E908CE24C6131E67048887A3CD1BC3BE6E50AA1
• Submitted as: 23151935814.pdf
• File type: pdf · Size: 46377 bytes
• Verdict: malicious (78/100)

Detections (2 of 54 engines)

• MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
• Emsisoft (Emergency Kit): PDF.Spam.Heur.1

Why this verdict

The malicious score of 78/100 is the fusion of 5 weighted signals:

• Emsisoft (Emergency Kit) flagged PDF.Spam.Heur.1 (rule PDF.Spam.Heur.1) - 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://cctraff.ru/strik?keyword=behaviourist+approach+to+language+learning+pdf, https://cdn.shopify.com/s/files/1/0428/9835/8432/files/96989945255.pdf, https://cdn.shopify.com/s/files/1/0481/3071/9911/files/futojatari.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://cctraff.ru/strik?keyword=behaviourist+approach+to+language+learning+pdf
• https://cdn.shopify.com/s/files/1/0428/9835/8432/files/96989945255.pdf
• https://cdn.shopify.com/s/files/1/0481/3071/9911/files/futojatari.pdf
• https://cdn.shopify.com/s/files/1/0438/8972/1496/files/sorisoxiketurudopux.pdf
• https://cdn.shopify.com/s/files/1/0428/8151/5673/files/ninomeziwikodedatud.pdf
• https://uploads.strikinglycdn.com/files/de5bb11f-554a-4a7c-8de9-01d8cd8f8538/ruketosigedunovadez.pdf
• https://uploads.strikinglycdn.com/files/e3bce2d1-b18e-4e10-b95c-7b27a2bf0f17/gineduruxafizaxiwepudo.pdf
• https://uploads.strikinglycdn.com/files/4e4cb659-0e2e-489a-be65-a8fa610fbad7/7438208043.pdf
• https://uploads.strikinglycdn.com/files/353e8886-b08b-40ca-9a39-047f061c1174/kogapugimojexag.pdf
• https://uploads.strikinglycdn.com/files/deaa0677-cba7-46f5-b489-b62289143c26/zutoxazafadedisix.pdf
• https://cdn.shopify.com/s/files/1/0452/2229/7760/files/beware_of_dog_roald_dahl.pdf
• https://cdn.shopify.com/s/files/1/0432/5238/3907/files/xemosakudowageguron.pdf
• https://cdn.shopify.com/s/files/1/0434/8857/5638/files/28684121815.pdf
• https://cdn.shopify.com/s/files/1/0433/4141/4555/files/66408937599.pdf
• https://cdn.shopify.com/s/files/1/0436/5457/8334/files/mukukiwawowuliduvukikimok.pdf
• https://cdn.shopify.com/s/files/1/0430/5462/9015/files/41774510720.pdf
• https://cdn.shopify.com/s/files/1/0428/9026/4742/files/dasovuputotenuzit.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

• cctraff.ru
• cdn.shopify.com
• uploads.strikinglycdn.com
• www.w3.org
• purl.org
• ns.adobe.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report