MALICIOUS — wutugugo.pdf

MALICIOUS — wutugugo.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: 442b1e4fa8a4de25d81fa43ae5aa728fc9a548687c044e1018681c0a99320181
• SHA-1: 2dfe75423a16f0a65f4aa736be090e294844c299
• MD5: 500ac46bd6d27d4b05b08aa691b661a4
• ssdeep: 768:6gGzpDmJZ7x9xcJExTXJ98lKql/FdU8/kYNxUrrnfRUym1V7Gof16L:nGFy66pJ983lddJkYvNz7Gof16L
• TLSH: T1E5319EF35016DC486A8ABB836DAA10197056C6CA71279B7458D8BF3CC87C2FCAF50961
• Submitted as: wutugugo.pdf
• File type: pdf · Size: 41539 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://gettraff.ru/strik?keyword=casio+edifice+ef+550d+manual+pdf, https://site-1036754.mozfiles.com/files/1036754/44461442414.pdf, https://site-1036816.mozfiles.com/files/1036816/29677408666.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://gettraff.ru/strik?keyword=casio+edifice+ef+550d+manual+pdf
• https://site-1036754.mozfiles.com/files/1036754/44461442414.pdf
• https://site-1036816.mozfiles.com/files/1036816/29677408666.pdf
• https://site-1037122.mozfiles.com/files/1037122/nogapitiz.pdf
• https://cdn.shopify.com/s/files/1/0430/5649/6791/files/academic_performance_of_student_athletes_research.pdf
• https://uploads.strikinglycdn.com/files/6007703a-63bb-468a-bcf1-4a0b8d8a8500/zunirewa.pdf
• https://uploads.strikinglycdn.com/files/1e8cfe47-b9b8-44f0-beaa-627feb5ea1a2/26965474.pdf
• http://files.pointyhalo.co.uk/uploads/1/3/1/4/131453871/lixadafizu-pifod.pdf
• http://files.ijalepublishing.com/uploads/1/3/1/3/131380728/kerum_jesidarunexogu.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

• gettraff.ru
• site-1036754.mozfiles.com
• site-1036816.mozfiles.com
• site-1037122.mozfiles.com
• cdn.shopify.com
• uploads.strikinglycdn.com
• files.pointyhalo.co.uk
• files.ijalepublishing.com
• www.w3.org
• purl.org
• ns.adobe.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report