MALICIOUS
254
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links to external websites, many of which are part of a link farm designed to redirect users. One critical heuristic identified links to known malicious redirector infrastructure at 'https://traffmen.ru/123?utm_term=area+code+503+location'. The ML classifier and ClamAV detection strongly indicate malicious intent, likely phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
Heuristics 6
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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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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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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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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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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://traffmen.ru/123?utm_term=area+code+503+location In PDF document text
- https://site-1176106.mozfiles.com/files/1176106/vexojezanixivujafovoxuta.pdfIn PDF document text
- https://site-1168046.mozfiles.com/files/1168046/infinity_pool_singapore_pictures.pdfIn PDF document text
- https://site-1175574.mozfiles.com/files/1175574/throne_of_glass_characters_fanart.pdfIn PDF document text
- https://site-1177680.mozfiles.com/files/1177680/ralobobejisabimevuza.pdfIn PDF document text
- https://wegenagozej.weebly.com/uploads/1/3/5/3/135394478/nimelojaf-vumimetide-godixuvezum-vowefetamub.pdfIn PDF document text
- https://penebiji.weebly.com/uploads/1/3/5/3/135346042/6af266265a6cb98.pdfIn PDF document text
- https://site-1166625.mozfiles.com/files/1166625/83425740716.pdfIn PDF document text
- https://site-1228403.mozfiles.com/files/1228403/astrology_answers_weekly_scorpio.pdfIn PDF document text
- https://feronokemafa.weebly.com/uploads/1/3/1/1/131164109/4066772.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://joratunezawaxa.epizy.com/agriculture_notes_for_upsc_prelims.pdfIn PDF document text
- http://ziwejozaz.epizy.com/calendar_2018_week_numbers.pdfIn PDF document text
- https://s3.amazonaws.com/pukaridimupo/negugawe.pdfIn PDF document text
- https://s3.amazonaws.com/bajapovogam/vcf_cutter_free.pdfIn PDF document text
- http://fikuputo.epizy.com/beach_images_hd.pdfIn PDF document text
- https://s3.amazonaws.com/wuvepilamamuse/35325017638.pdfIn PDF document text
- http://relumewamamit.rf.gd/2d_shape_worksheets_for_1st_grade.pdfIn PDF document text
- https://s3.amazonaws.com/woxojuxafopuv/telas.pdfIn PDF document text
- https://s3.amazonaws.com/nemafu/wubiz.pdfIn PDF document text
- https://s3.amazonaws.com/nevowimo/concepto_de_amparo_directo.pdfIn PDF document text
- https://s3.amazonaws.com/xukirizugukugi/nadhom_asmaul_husna_arab_dan_latin.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_off0000d5a2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD5A2 | 5176 bytes |
SHA-256: 4e205210361854b23b04dce124bea297edaba0469f4c3cc4c27acc93abe766ad |
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font_01_sfnt_off0000e748.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE748 | 10512 bytes |
SHA-256: 0b74e598e0aa7cc46b3d3d4b9febf7681351382a147c453a733a3614922fcfd7 |
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