MALICIOUS — desugu.pdf

MALICIOUS — desugu.pdf is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (70/100). 2 of 50 detection engines flagged it.

Identification

• SHA-256: 06672a4a23c0bcc6096e743bfbea605d3ffea6999c2baac3fb6f8fe7e53242a5
• SHA-1: df1a1df38472ea633e23193e7a9c2af75c68c553
• MD5: 069ab1d88ead1b0d9ec6623bda4f4b18
• ssdeep: 768:vgGzpDYsEFcsDvla9ShxyiTpFNEuodyyazYQcWEytgsAN:YGFcKwt7vo8yaL1tgsAN
• TLSH: T10F2F8DF35197CD8C76CA9B436EAA149A6186C74C613296B044D9BF7CC4BCBBD7E00920
• Submitted as: desugu.pdf
• File type: pdf · Size: 32923 bytes
• Verdict: malicious (70/100)

Detections (2 of 50 engines)

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

Why this verdict

The malicious score of 70/100 is the fusion of 4 weighted signals:

• Emsisoft (Emergency Kit) flagged PDF.Spam.Heur.1 (rule PDF.Spam.Heur.1) - engine signal, weight 0.55, confidence 0.85
• Embedded network infrastructure: https://cctraff.ru/wb?keyword=verifying%20inverses%20worksheet, https://cdn-cms.f-static.net/uploads/4380536/normal_5f9109a1248e4.pdf, https://uploads.strikinglycdn.com/files/e54718d0-de46-49fe-944a-5c4a6058c55f/70137407979.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/wb?keyword=verifying%20inverses%20worksheet
• https://s3.amazonaws.com/tosevud/sorajarukuguxikulolojozup.pdf
• https://cdn-cms.f-static.net/uploads/4380536/normal_5f9109a1248e4.pdf
• https://s3.amazonaws.com/xupimaral/just_dance_2020_songs.pdf
• https://s3.amazonaws.com/mawesenasijoser/concrete_and_abstract_nouns_worksheet_for_grade_4.pdf
• https://uploads.strikinglycdn.com/files/e54718d0-de46-49fe-944a-5c4a6058c55f/70137407979.pdf
• https://s3.amazonaws.com/guvovigo/44883721928.pdf
• https://uploads.strikinglycdn.com/files/18c88c90-c68e-4c48-bb76-63a7a4d23c4e/st_johns_county_property_taxes_search.pdf
• https://s3.amazonaws.com/fezenur/jotonomuzogal.pdf
• https://dexetejitifite.weebly.com/uploads/1/3/4/5/134576896/5144297.pdf
• https://s3.amazonaws.com/jesidofefe/xedelo.pdf
• https://soleduni.weebly.com/uploads/1/3/4/5/134581057/sowufebajiwapo_wijugegufi.pdf
• https://gilowowiwojet.weebly.com/uploads/1/3/4/3/134314399/motowiziwuf.pdf
• https://cdn-cms.f-static.net/uploads/4405674/normal_5fa337908c905.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
• s3.amazonaws.com
• cdn-cms.f-static.net
• uploads.strikinglycdn.com
• dexetejitifite.weebly.com
• soleduni.weebly.com
• gilowowiwojet.weebly.com
• www.w3.org
• purl.org
• ns.adobe.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report