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 0.9993
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://midufefew.ru/strik?utm_term=what+does+a+higher+specific+absorbance+mean PDF link annotation
- https://cdn.sqhk.co/pawosuku/iduVkjc/91482606197.pdfIn PDF document text
- https://cdn.sqhk.co/fuwunikuneg/jdicGI9/cover_orange_2_4-_36.pdfIn PDF document text
- https://cdn.sqhk.co/xetokive/Ggjie3R/bokokibibikepuzatanajikuf.pdfIn PDF document text
- http://rakilepisejax.22web.org/jimuf.pdfIn PDF document text
- https://cdn.sqhk.co/josipinu/hjbhgeu/95082711349.pdfIn PDF document text
- http://gulakami.22web.org/adenite_mesenterica_pediatria.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://146c8b6c-0b46-450b-8ed0-b45f1e2a4974.filesusr.com/ugd/b58d21_2d0588dbcabf43a89f7ded964b2c6be7.pdf?index=trueIn PDF document text
- https://b01cffea-7a05-49e8-9781-04202a21c04b.filesusr.com/ugd/d5d855_3eef433ccc774804b5ffca508483bd63.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/a858f7ea-f6ba-46e4-972b-e91fc89caf82/cuales_son_los_dispositivos_de_proceso_de_una_computadora.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/202b427b-7478-4b1e-91d7-04e57e47edfd/2677492441.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/282780af-94cf-4d1f-aaa3-345acb4376de/86955792278.pdfIn PDF document text
- https://s3.amazonaws.com/xopugup/ap_ac_mesh_pro_manual.pdfIn PDF document text
- https://631ffb88-cf2d-4844-8d6b-9338a1b21cc5.filesusr.com/ugd/d24e6f_7b6788fe85b440a7af94683d14eb06cd.pdf?index=trueIn PDF document text
- https://2f2ab42d-e0b4-4bd3-aa50-2430da1ff5fc.filesusr.com/ugd/eaf48f_a4ea2bc305f9404cb0070506c237bd7c.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/75723692-1f26-4988-b5a9-e37c131710cd/does_out_of_sight_out_of_mind_work.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/83e847cf-6aa9-4b29-baee-f2f6d8559008/tapozedamemab.pdfIn PDF document text
- http://xipitidugizen.rf.gd/breakup_image_shayri.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/7ce5634b-7dea-4d9f-865b-aa1f3f0c0c2d/45353030774.pdfIn PDF document text
- https://0feddc0e-03bc-46a3-a741-45303deff239.filesusr.com/ugd/6ea6a2_cd39975e9c1346ea876282e0ebcedbc0.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/luxaduzimase/a_practical_guide_to_evil_review.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/29a81fff-7c19-48ef-a1a0-7bfac46c9cb7/where_to_buy_commercial_freezer.pdfIn PDF document text
- http://monudaduxafe.epizy.com/xupijodozino.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4accc901-5b1e-4122-830f-951a2805db84/nutrition_bob_evans_sausage_gravy.pdfIn PDF document text
- https://s3.amazonaws.com/dudurat/a_river_runs_through_it_new_york_times_book_review.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_off0000f564.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF564 | 5688 bytes |
SHA-256: 9a45f4bc970de5d60a2b9436eddf8d1bcc0576b9bc7a8daf0d7ff7a040cd62f7 |
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font_01_sfnt_off000108ab.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x108AB | 10824 bytes |
SHA-256: 3ccc3f0339fd6814831174e8561b245d02e029dfef516e80c87444a1cfdee42e |
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