MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains a large number of external links, many pointing to disposable domains and potentially malicious content, as indicated by the 'PDF_SEO_LINK_FARM' and 'PDF_SEO_DISPOSABLE_LINK_FARM' heuristics. The ML classifier and ClamAV also flagged this file as malicious, specifically as a phishing trojan. The embedded URLs suggest an attempt to redirect users to potentially harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
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://seumenha.ru/strik?utm_term=how+often+should+transmission+fluid+be+changed+toyota+camry PDF link annotation
- http://getliterate.online/77391643249jvrwe.pdfIn PDF document text
- http://yandex-dostav.ru/best_picture_settings_for_samsung_qled_tv_series_6zy013.pdfIn PDF document text
- http://mezilefet.iblogger.org/aseptic_technique_in_pharmaceutical_industry.pdfIn PDF document text
- http://andyhong.blog/hp_simple_save_drivers5a06s.pdfIn PDF document text
- http://vevufilusik.scienceontheweb.net/60395142239.pdfIn PDF document text
- http://odemebayisitrafik.com/647518674675rx70.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://sujawokasafu.onlinewebshop.net/maleic_acid_msds.pdfIn PDF document text
- https://3edbbcf3-b5b1-446e-9630-835d38fa79e0.filesusr.com/ugd/6908d7_292d6f4f2e6e41778214f648d8673125.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/towakog/7339889016.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/88ff6607-a0e9-449e-b7d6-2bc58146b6cb/2418053265.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/0bec49af-6640-49db-96bb-8d8ef1e29349/how_to_set_up_voicemail_on_a_doro_flip_phone.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/bdc40b84-eed5-4fee-8815-fcffdfebc44d/on_writing_well_william_zinsser_quotes.pdfIn PDF document text
- https://4a7d9d2b-1d67-446c-8d6d-bdd3043d1f60.filesusr.com/ugd/c3d078_231276bd28054c219f8f32139e422e01.pdf?index=trueIn PDF document text
- http://jewugafi.rf.gd/8969182536.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1ee7ad75-4160-4588-952a-8caca4659261/jopene.pdfIn PDF document text
- https://5f384421-c3d0-4b4c-85a6-d3745974446f.filesusr.com/ugd/40006b_56ab40642a5d4acfa22c6af9d1d2ada2.pdf?index=trueIn PDF document text
- http://dinotowiteve.rf.gd/kijim.pdfIn PDF document text
- https://s3.amazonaws.com/rebesudanolo/packet_tracer_7.2_simulation_mode.pdfIn PDF document text
- https://s3.amazonaws.com/vojapu/7871048981.pdfIn PDF document text
- https://s3.amazonaws.com/wuniku/punctuation_marks_and_capitalization_worksheet.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/13706d35-3d18-4c43-962f-d8c4872c740e/51019374081.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_off0000f379.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF379 | 5728 bytes |
SHA-256: 1934aa7ef2906523053d66776a2baab0b69c18d8f47991bcd231bf05516168ec |
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font_01_sfnt_off000106e7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x106E7 | 10616 bytes |
SHA-256: 2e9cf2d9f243374eb39d9c26cc891393ba04ed81d92bece79660e06521a31472 |
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