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 0.9994
Heuristics 6
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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 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=university+of+alberta+calendar+pdf PDF link annotation
- http://fomigiv.mypressonline.com/68188433666.pdfIn PDF document text
- http://kozugufasuroti.mygamesonline.org/21562541469.pdfIn PDF document text
- http://jaxagogilexet.sportsontheweb.net/jifugeza.pdfIn PDF document text
- http://kiwenalod.medianewsonline.com/veg_recipe_of_india_chilli_paneer.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/100368be-4e99-4b85-92ec-8b2babf01538/pet_sematary_book_review_no_spoilers.pdfIn PDF document text
- http://kurotilojefuvug.epizy.com/acute_kidney_injury_pediatrics.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/a6df4535-2f21-4d30-9d79-34e172616a06/how_to_install_brother_printer_hl-l2360dw.pdfIn PDF document text
- https://aee666f7-65d2-4416-8089-42e5bd85255d.filesusr.com/ugd/c4036c_04143839bee248718527ffdc7337eb36.pdf?index=trueIn PDF document text
- http://wufizomofoduzin.rf.gd/skyworth_remote_pairing_mode.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d1e5e42c-df9a-46e0-b78b-a489af9f8174/how_do_i_install_linux_on_a_chromebook.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/26e66d46-c1bc-4fd9-a5a1-a9ab56aafaa4/is_roomba_980_worth_it.pdfIn PDF document text
- https://21a67f6d-2aea-439f-a910-ed4feb6be009.filesusr.com/ugd/173616_564f567afeab429188010b94fa43defa.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/0abffb6f-ea15-467b-88d9-2e005180ba53/mosafimumurupa.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/fd8fdeb4-9e50-45d2-84a8-d4a7bc3d5d55/93622429475.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/267722e0-64b1-4a48-afef-c9f91e8b5928/how_to_get_day_formula_in_excel_from_date.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/cbe2f7d4-c485-44fc-a3c5-1de7ecb305f2/die_dialektik_der_aufklrung_zusammenfassung.pdfIn PDF document text
- http://sebukojuteropib.rf.gd/what_does_the_saying_going_down_the_rabbit_hole_mean.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d511f7d8-2cb8-4ae7-8fa6-7b78527d4a7c/4653662067.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4b1b05a4-8d2b-4b1a-9e16-db3d6c040027/jonufikuzosuvibadexedabit.pdfIn PDF document text
- http://josesomesube.myartsonline.com/amazing_grace_piano_free.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/759661a5-3da7-4583-85ce-4237c801ebc3/55588093801.pdfIn PDF document text
- http://dabevejef.rf.gd/fifugitikupatafirena.pdfIn PDF document text
- https://6593eeda-10fe-4128-810f-cbbc79f0a4f8.filesusr.com/ugd/c0a4bf_469d212c54884a1da8dcf0e1612b9da3.pdf?index=trueIn 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_off0000f64e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF64E | 5440 bytes |
SHA-256: 2a6d7f4cfce1d85cf61ce6607159dd97bd4ee83130c82b307edd79491c8a65f8 |
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font_01_sfnt_off000108e8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x108E8 | 10900 bytes |
SHA-256: cb4a85c925ade8037ace7c391955ddad0eac217a4ce534c5b46621105c36ccf6 |
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