MALICIOUS
204
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was flagged by multiple heuristics as malicious, including ClamAV and an ML classifier, indicating a phishing or malware distribution attempt. It contains a mass of external links, many of which are SEO-redirectors, and one prominent URL points to a suspicious domain. The presence of a 'download button' lure further supports the malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
Heuristics 7
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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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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://golowaki.ru/strik?utm_term=what+are+masonic+rites+at+a+funeral PDF link annotation
- https://mifanupomiseri.weebly.com/uploads/1/3/2/6/132681757/8659f94b31dc97c.pdfIn PDF document text
- https://bazulerijodinib.weebly.com/uploads/1/3/1/8/131856415/jobigofasi.pdfIn PDF document text
- http://fenapokasufawum.22web.org/64731286519.pdfIn PDF document text
- https://gisoroweri.weebly.com/uploads/1/3/4/8/134893792/netodagofebi_litujepuku_woradawafurug.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/c2618342-68bf-4bfd-b1bc-9bf85a206955/how_to_proof_congruent_triangles.pdfIn PDF document text
- https://s3.amazonaws.com/zijivevip/autocad_2018_manual_espaol.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/49102a6b-4237-440d-a4f6-b6f36067003e/88290324885.pdfIn PDF document text
- http://xigilozixorod.epizy.com/58946936406.pdfIn PDF document text
- https://s3.amazonaws.com/pevuwarobuvowa/zafuvifagez.pdfIn PDF document text
- https://s3.amazonaws.com/tobojelusiwi/adana_demirspor_forma_2018_satn_al.pdfIn PDF document text
- https://s3.amazonaws.com/dubiditiginowo/the_book_of_enoch_with_yahwehs_name_restored.pdfIn PDF document text
- https://s3.amazonaws.com/dukexajuj/hp_bios_beep_codes_2_long_2_short.pdfIn PDF document text
- https://s3.amazonaws.com/badodemebo/bhagavad_gita_chapter_16_english.pdfIn PDF document text
- https://s3.amazonaws.com/zazelujeju/gafigobide.pdfIn PDF document text
- http://fepobetef.rf.gd/les_collectivits_locales_en_tunisie.pdfIn PDF document text
- https://s3.amazonaws.com/sepawi/cefsharp_49_dll.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/c9f149b9-5700-49f9-a442-e06ac6ddb69a/where_can_i_buy_a_zojirushi_bread_machine.pdfIn PDF document text
- https://s3.amazonaws.com/nisoxow/51385604823.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_off0000df81.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF81 | 5136 bytes |
SHA-256: b22d76e9e75ec087c952e5162929b2e76f70a74d0968016b26f0f09fa84bb00d |
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font_01_sfnt_off0000f0db.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF0DB | 11112 bytes |
SHA-256: 468a2ede4e065002d0f42320aad4df79fcc58e8a780a353313b35ddd4eb37839 |
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