MALICIOUS — b4609a_c1bc13f639594cabbb185dc77fb36d4d.pdf

MALICIOUS — b4609a_c1bc13f639594cabbb185dc77fb36d4d.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: c86693380c4f2c8ac2f20ab73b66a8d52aed015e5664eaef5838d43674fde30f
• SHA-1: bacd990308fe294ba1a3a5f7c95d41fdea6092b0
• MD5: 2f15020de566432c0e28ef983fe6bc8f
• ssdeep: 768:YgGzpDP6mrQMNCmCODuQVnO8d4TU9V8mpmNmuVemG1RdKPXqML:1GFr65MxNImuVTGPcXqML
• TLSH: T14231AEF30097FE8C2ACA9F17BED7215D5046E6886132975019C83B6CC57CAEEBE40A51
• Submitted as: b4609a_c1bc13f639594cabbb185dc77fb36d4d.pdf
• File type: pdf · Size: 41937 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.me/wix?keyword=science+spot+bikini+bottom+genetics+incomplete+dominance+answer+key, http://files.shannonsun.com/uploads/1/3/1/3/131398362/fupoxiganigepuroreku.pdf, http://files.motownfreedombakery.com/uploads/1/3/1/3/131398598/vaniminomimubar-sakidevurud-jatojipifumono-sivazutu.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.me/wix?keyword=science+spot+bikini+bottom+genetics+incomplete+dominance+answer+key
• http://files.shannonsun.com/uploads/1/3/1/3/131398362/fupoxiganigepuroreku.pdf
• http://files.motownfreedombakery.com/uploads/1/3/1/3/131398598/vaniminomimubar-sakidevurud-jatojipifumono-sivazutu.pdf
• http://najen.mttransit.org/uploads/1/3/1/3/131381428/c513cf.pdf
• http://lijaribo.ekstasis.org/uploads/1/3/2/7/132741214/sebof-sawukidakagoju-radajidototedej-wijetipi.pdf
• http://files.deathcog.com/uploads/1/3/1/3/131379594/tamimukako.pdf
• https://cdn.shopify.com/s/files/1/0435/0610/6528/files/zigorosuwobutifedesu.pdf
• https://cdn.shopify.com/s/files/1/0433/0687/7080/files/25346701784.pdf
• https://cdn.shopify.com/s/files/1/0436/2217/0787/files/kabujodesuwupikameda.pdf
• https://cdn.shopify.com/s/files/1/0480/6420/0868/files/59467178296.pdf
• https://cdn.shopify.com/s/files/1/0439/8520/7454/files/71974452276.pdf
• https://cdn.shopify.com/s/files/1/0439/3366/3400/files/cursive_handwriting_worksheets_for_grade_4.pdf
• https://cdn.shopify.com/s/files/1/0434/6914/4230/files/21760658531.pdf
• https://cdn.shopify.com/s/files/1/0430/6989/8914/files/65521511588.pdf
• https://cdn.shopify.com/s/files/1/0431/7364/2406/files/reduce_mp4_file_size.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.me
• files.shannonsun.com
• files.motownfreedombakery.com
• najen.mttransit.org
• lijaribo.ekstasis.org
• files.deathcog.com
• cdn.shopify.com
• www.w3.org
• purl.org
• ns.adobe.com

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