MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
T1059.007 JavaScript
This PDF file was flagged as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains a large number of external links, many pointing to disposable domains, suggesting it functions as a link farm for SEO manipulation or to distribute malicious content. The presence of embedded URLs and the PDF_SEO_LINK_FARM heuristic strongly support this attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9989
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://jumiwimov.ru/award?keyword=management+of+jaundice+in+adults+pdf PDF link annotation
- http://vekeludin.iblogger.org/33125566125.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/d8a542c6-74c4-431f-ab17-85ff6835f2b6/bakukerofagegazasokekit.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/9194c27c-8fed-40fc-9906-9acdb347c736/2014_club_car_xrt_1550_parts_manual.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/acb75544-c5f5-4f3c-89b5-bcb38b64a3c2/62400414107.pdfIn PDF document text
- https://73856814-13bb-4d44-aeaf-752cce6ba6bd.filesusr.com/ugd/a0d21a_9f6b50dee788448b9ee6210d045c5950.pdf?index=trueIn PDF document text
- http://xinegubuxagod.rf.gd/exploration_24_sinusoidal_equations_from_graphs_answers.pdfIn PDF document text
- http://koxaxinum.epizy.com/falemiwexazaxamaniwij.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e35f8858-91ef-4ec3-82b4-13e0e9e98c90/rejuweromezin.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/c218753f-ef63-4b3c-bb9e-41ed4badcfbb/operating_system_concepts_by_silberschatz_galvin_gagne_9th_edition_download.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d234befa-8b9e-4e90-bdd6-c9384612cdff/best_online_english_speaking_classes.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/075e7eab-ea27-431b-aef4-bf646f5bc408/why_is_my_brother_wireless_printer_not_working.pdfIn PDF document text
- https://fbaba6ab-37cf-477f-82bd-e10a416eccda.filesusr.com/ugd/3c8574_bfaf37e8c0cd475a867e11c2836278df.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/9cb297b1-097b-4f9f-8388-163fdf295f35/what_is_the_ticker_symbol_for_nyse.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/adf1c73f-3dc2-4e43-9c7c-44c63f038fd5/how_the_grinch_stole_christmas_book_text.pdfIn PDF document text
- https://78bdfa25-736e-4945-a764-db21511aacb9.filesusr.com/ugd/9bd82e_e42365f5971c4e60969d225f52ff6b39.pdf?index=trueIn PDF document text
- https://b03e51a8-7171-48c0-94d6-e4c032e6f37f.filesusr.com/ugd/9421c8_1b0a6c0c060d41e591706bf47440c190.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/56f67535-c4f4-4f82-907c-e15cbc9ba827/75818427084.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/9d6b314a-6eb6-4009-bd5a-43aab4344686/kitchenaid_gas_stove_top_replacement_parts.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b58b8ccd-71c4-4bca-89b5-ba0abc6581e3/what_is_canon_in_art_history.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1f9ce4ee-d192-493b-815c-cdf0db89c19e/history_of_sexuality_volume_1.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/5121624e-0dbc-4fe8-b997-5e56ed9e827f/tifalasiwopuko.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e9d269da-884c-4283-a00c-d478782a534f/why_is_my_samsung_dryer_not_starting.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/5fbe76d8-c232-45a9-856d-93de27b4fd63/what_intermolecular_forces_are_present_in_ch3f_and_cf4.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_off00014b72.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14B72 | 3536 bytes |
SHA-256: a54a60f9283ff527c391b3f49d6b68032270a181b41b7f293d5a6bee702335da |
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font_01_sfnt_off00015812.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15812 | 5460 bytes |
SHA-256: 8eaaaf4de875867d43a38c5d925886e1f566ee0d84b50a1638203211f7cb515d |
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font_02_sfnt_off00016ab8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16AB8 | 12428 bytes |
SHA-256: 56484a76439b6c6ee57b3f5333893af07b13f8abf5dd8145c6cad9afeb69d45c |
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