MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a significant number of external links, many pointing to S3 buckets, which is indicative of a link farm or SEO abuse tactic. One of the primary URLs, 'https://traffking.ru/123?utm_term=mechanical+and+chemical+digestion+examples', is flagged as suspicious. ClamAV detection and ML classification strongly suggest malicious intent, likely related to phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL https://traffking.ru/123?utm_term=mechanical+and+chemical+digestion+examples PDF link annotation
- https://xovirekines.weebly.com/uploads/1/3/4/6/134648888/114557.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4447912/normal_5fdaebe537589.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/jodabiladezot/insert_sheet_name_in_excel_vba.pdfIn PDF document text
- https://s3.amazonaws.com/fosagoba/15173015438.pdfIn PDF document text
- https://s3.amazonaws.com/xukidosifixi/free_haynes_manual_online.pdfIn PDF document text
- https://s3.amazonaws.com/bomifabipi/tulezan.pdfIn PDF document text
- https://s3.amazonaws.com/guvovigo/jofaxu.pdfIn PDF document text
- https://s3.amazonaws.com/fovezewi/case_files_family_medicine_free.pdfIn PDF document text
- https://s3.amazonaws.com/kikunojulejuj/linux_mint_19_cinnamon_installation_guide.pdfIn PDF document text
- https://s3.amazonaws.com/gifiz/words_with_ab.pdfIn PDF document text
- https://s3.amazonaws.com/wewuxuviwar/current_liabilities_included_in_balance_sheet.pdfIn PDF document text
- https://s3.amazonaws.com/kalufizefem/weduvila.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000c704.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC704 | 5464 bytes |
SHA-256: 189de02e69daebdaf8415079b7d5a38548a09ee1271fc22669e95387d9ddf795 |
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font_01_sfnt_off0000d988.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD988 | 9944 bytes |
SHA-256: ac17dfbe940a4fda931b7d9df70a19f5a64939b6a46b431540869de2b6ba0e5c |
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