MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The sample was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous external URIs, with a primary one pointing to 'https://nipisod.ru/123?utm_term=admixtures+types+pdf', suggesting a phishing or malware distribution lure. The PDF's structure and embedded links indicate it functions as a link farm, directing users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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/123?utm_term=admixtures+types+pdf PDF link annotation
- https://cdn-cms.f-static.net/uploads/4465555/normal_606a822043a1e.pdfIn PDF document text
- https://sogegagep.weebly.com/uploads/1/3/4/6/134687839/majagilojebev-vegon-nomorugexanewa.pdfIn PDF document text
- https://gugebizibepowe.weebly.com/uploads/1/3/4/3/134364706/simorix.pdfIn PDF document text
- https://gozataxuwo.weebly.com/uploads/1/3/0/7/130740141/aa75060e371de42.pdfIn PDF document text
- https://vapatukubarokul.weebly.com/uploads/1/3/0/7/130739856/faritove_babizivaxibunuj_kitagejujuv.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4423136/normal_5fc97b2ca2e1c.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://sozevupegufi.pbworks.com/w/file/fetch/144888858/24986618362.pdfIn PDF document text
- http://wikitaxif.pbworks.com/f/how_to_draw_line_in_excel_sheet.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/15a3d3f7-565f-40a5-87c8-604b9f2ef087/hoover_elite_rewind_plus_vacuum_belt.pdfIn PDF document text
- http://fepewuwakow.pbworks.com/f/59449941445.pdfIn PDF document text
- http://jinotofatum.pbworks.com/w/file/fetch/144606003/rafael_orozco_el_idolo_telenovela_capitulo_73_completo.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/44a92624-adeb-48ee-922b-ade9ddb4690d/how_to_make_an_envelope_out_of_a_piece_of_printer_paper.pdfIn PDF document text
- http://visetululiv.pbworks.com/f/vabovokifonasoxo.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/6ac937f0-ab8b-407d-8a6f-3cef5794e2de/jogiselabubek.pdfIn PDF document text
- http://xutosop.pbworks.com/f/cuanto_equivale_1_metro_en_pies.pdfIn PDF document text
- http://dujimowiwup.pbworks.com/f/58787482072.pdfIn PDF document text
- http://poxanoralanu.pbworks.com/w/file/fetch/144768879/ruzinudugadenuzuxadiput.pdfIn PDF document text
- http://ririgifavem.pbworks.com/w/file/fetch/144594933/diabetes_sin_problemas_frank_suarez_download.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/5a0b42ca-be35-4982-8ea4-9639cb4515bb/the_big_fat_surprise_book.pdfIn PDF document text
- http://namikikis.pbworks.com/f/management_leading_and_collaborating_in_a_competitive_world_14e.pdfIn PDF document text
- http://vezawegafu.pbworks.com/f/dinumebikok.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/41dad02b-4f4f-4e20-acbe-87d8a3914162/39292436563.pdfIn PDF document text
- http://negaboxa.pbworks.com/w/file/fetch/144475341/what_types_of_paint_brushes_are_there.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_off0000ea9d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA9D | 5104 bytes |
SHA-256: ad6e59fc821910ccd7d2eccc340c544d89397916671219cf890d2713a7accf81 |
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font_01_sfnt_off0000fbf2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFBF2 | 11140 bytes |
SHA-256: 5ef62da116bc4ae9d5c1f157c75a0c03e27ee1eb63f54c66cb58d09ee2dd9fcb |
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