MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.
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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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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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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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://nipisod.ru/wix?keyword=private+pilot+checkride+study+guide+pdf PDF link annotation
- http://nafarami.medianewsonline.com/achillea_millefolium_medicinal_uses.pdfIn PDF document text
- http://lowufadit.scienceontheweb.net/43601170758.pdfIn PDF document text
- http://zezasarasojid.mywebcommunity.org/why_is_my_dyson_cordless_flashing_blue.pdfIn PDF document text
- https://wuwemupijebuvat.weebly.com/uploads/1/3/4/0/134012408/3a4e0245c633e.pdfIn PDF document text
- http://ligexux.iblogger.org/bohunt_sixth_form_dress_code.pdfIn PDF document text
- https://sarisiwubaj.weebly.com/uploads/1/3/0/7/130739508/burukumofosege.pdfIn PDF document text
- http://madawuboso.sportsontheweb.net/61889614323.pdfIn PDF document text
- http://naguvogegexaze.22web.org/what_is_the_order_of_the_narnia_books.pdfIn PDF document text
- https://sapuzexa.weebly.com/uploads/1/3/5/3/135348006/3662332.pdfIn PDF document text
- http://bekopomulasebi.getenjoyment.net/free_rc_airboat_plans.pdfIn PDF document text
- https://natatujefeni.weebly.com/uploads/1/3/1/6/131607075/nuradizodorap.pdfIn PDF document text
- https://sesuwulot.weebly.com/uploads/1/3/1/4/131438847/gilulomulerokazara.pdfIn PDF document text
- http://nuxokavarop.22web.org/niv_study_bible_download.pdfIn PDF document text
- http://ravovenovibu.medianewsonline.com/how_to_use_pt_multimeter.pdfIn PDF document text
- http://sebevifa.getenjoyment.net/great_clips_application.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- http://rojanesifilagu.myartsonline.com/best_book_for_antenna_and_wave_propagation.pdfIn PDF document text
- https://adc67df4-9ac4-4169-8225-f8d60376216a.filesusr.com/ugd/a1c2c7_31b48fe492fa496abf89662b71f5a01a.pdf?index=trueIn PDF document text
- http://tosefiwaniw.rf.gd/dr._ampoule_mask_sheet.pdfIn PDF document text
- https://673fcb93-492a-40d1-a7cc-77260b5c7816.filesusr.com/ugd/62d21a_8ac995d8c4494139bee0424673812484.pdf?index=trueIn PDF document text
- http://netasok.rf.gd/how_to_light_reliance_606_water_heater.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ed76.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED76 | 5420 bytes |
SHA-256: 43039c1ccbd85c3918e31bce933b03b55a18271ca6041cac28cf621770087507 |
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font_01_sfnt_off00010001.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10001 | 10872 bytes |
SHA-256: d017e2768123a61ea6298a76dc806e167a8656487ba51281bff96fa9e71182b3 |
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font_02_sfnt_off000124f4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x124F4 | 4324 bytes |
SHA-256: d1f4a20f0e35a0564be54678b929bb8c711862c507f070c2b9a6abea8daf4378 |
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