MALICIOUS — 50997999040.pdf

MALICIOUS — 50997999040.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: 39613510d43d876f3a7df36732e4e2cd40b5040e0bcc91596105bbf3e303eaba
• SHA-1: c97cb0c4bb22a4a9258bad302fa0c12ee55b20c1
• MD5: cbeb0799c46b51a5d3660666dda93edc
• ssdeep: 1536:yGFsq1zk9EwFrFlk8WpAFxQt/QBvWxerN/QqlNtj22OU:rFsDTrFGfpAFxu2vW8iyNtj22
• TLSH: T19838E0F32117ED0C6B469F476FE520AD314987897026EA70498CBB6CD4BC2EC6E05B64
• Submitted as: 50997999040.pdf
• File type: pdf · Size: 80727 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): UDS:Trojan.PDF.SBadur.gen

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 UDS:Trojan.PDF.SBadur.gen (rule UDS:Trojan.PDF.SBadur.gen) - 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=o+alienista+caleb+carr+pdf+gratis, http://popuzugo.f-c-f.net/uploads/1/3/0/7/130775062/905ede0bbe36d17.pdf, http://kuboj.dahliaburroughs.com/uploads/1/3/1/6/131606968/fazifunubobaxitep.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=o+alienista+caleb+carr+pdf+gratis
• http://popuzugo.f-c-f.net/uploads/1/3/0/7/130775062/905ede0bbe36d17.pdf
• http://kuboj.dahliaburroughs.com/uploads/1/3/1/6/131606968/fazifunubobaxitep.pdf
• http://files.alonsocarriles.net/uploads/1/3/1/0/131070872/bebdb78d0c46d9.pdf
• https://site-1036692.mozfiles.com/files/1036692/10092193111.pdf
• https://site-1036932.mozfiles.com/files/1036932/28326262277.pdf
• https://cdn.shopify.com/s/files/1/0483/8332/8405/files/20668345224.pdf
• https://cdn.shopify.com/s/files/1/0432/8760/9497/files/xenazujeve.pdf
• https://cdn.shopify.com/s/files/1/0482/9544/4635/files/persuasive_essay_on_same_sex_marriage.pdf
• https://cdn.shopify.com/s/files/1/0437/6172/9685/files/pijifugurufuni.pdf
• https://cdn.shopify.com/s/files/1/0432/0965/4434/files/23557429784.pdf
• https://cdn.shopify.com/s/files/1/0429/8552/1311/files/referat_psoriasis_vulgaris.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
• popuzugo.f-c-f.net
• kuboj.dahliaburroughs.com
• files.alonsocarriles.net
• site-1036692.mozfiles.com
• site-1036932.mozfiles.com
• cdn.shopify.com
• www.w3.org
• purl.org
• ns.adobe.com

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