MALICIOUS — kararoleguxinapufegoko.pdf

MALICIOUS — kararoleguxinapufegoko.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: 6c9ebd557d106c8992b1992bb9f43b3df7c5cdb0bb4988ec63172c3c1d8e4042
• SHA-1: df56eff8c7d8a5bee41d516827c7295cd3553677
• MD5: 2300d69dcf2b9ac6fd46bcd52c6ca4c3
• ssdeep: 768:EgGzpDrmB9P9oLZmOImMm0vIvi4TNS0ksnET5WxweyyrQMaO3:xGFf03LrqJQ5Wxwe6MaO3
• TLSH: T1A131AEF35167EC8C7BC6BB439AA701496006C7CD622286A454983BBCD47C3FDAE11A71
• Submitted as: kararoleguxinapufegoko.pdf
• File type: pdf · Size: 40477 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=operational+amplifiers+theory+and+practice+download+pdf, https://cdn.shopify.com/s/files/1/0428/9026/4742/files/powabinamekamevopamobolex.pdf, https://cdn.shopify.com/s/files/1/0434/5056/4773/files/79294663821.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=operational+amplifiers+theory+and+practice+download+pdf
• https://cdn.shopify.com/s/files/1/0428/9026/4742/files/powabinamekamevopamobolex.pdf
• https://cdn.shopify.com/s/files/1/0434/5056/4773/files/79294663821.pdf
• https://cdn.shopify.com/s/files/1/0434/5790/4792/files/24586380282.pdf
• https://site-1037268.mozfiles.com/files/1037268/xetimomuxijoraz.pdf
• https://site-1037869.mozfiles.com/files/1037869/dejiz.pdf
• https://uploads.strikinglycdn.com/files/5515e973-fc00-459a-84c4-8e574a9f16a1/jiwisugabinopowaj.pdf
• https://uploads.strikinglycdn.com/files/c680a928-a2ea-4cc1-b5c9-6ea260d51fe2/silisagubufade.pdf
• https://site-1037152.mozfiles.com/files/1037152/92096533123.pdf
• https://site-1036958.mozfiles.com/files/1036958/xurenanelagetolanin.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
• site-1037268.mozfiles.com
• site-1037869.mozfiles.com
• uploads.strikinglycdn.com
• site-1037152.mozfiles.com
• site-1036958.mozfiles.com
• www.w3.org
• purl.org
• ns.adobe.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report