MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file contains a large number of external links, many of which point to disposable domains and are likely part of a link farm. The ClamAV detection and ML classifier strongly indicate maliciousness, with the heuristic 'PDF_SEO_LINK_FARM' and 'PDF_SEO_DISPOSABLE_LINK_FARM' highlighting the suspicious link distribution. The primary attack pattern involves directing users to external resources, potentially for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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://botokaw.ru/strik?utm_term=how+to+replace+a+dryer+timer+switch PDF link annotation
- https://cdn-cms.f-static.net/uploads/4373757/normal_605531338636c.pdfIn PDF document text
- http://lazujifoxupa.getenjoyment.net/the_lady_with_the_pet_dog_anton_chekhov.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4445101/normal_5fe62678ae6e8.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4480162/normal_5fd85647cbef0.pdfIn PDF document text
- https://lopuvekire.weebly.com/uploads/1/3/0/8/130813144/e4333bb5a037.pdfIn PDF document text
- http://tpdreport.com/sketchup_2020_crack_version_free_downloadxjf2k.pdfIn PDF document text
- http://wudaxozibutix.sportsontheweb.net/16532286457.pdfIn PDF document text
- http://tiktokhd.design/client_side_scripting_languages_model_answer_paperir1l3.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4470521/normal_605fda6a74c6a.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4479675/normal_5fdfa9a758808.pdfIn PDF document text
- http://pinenud.mygamesonline.org/xaxegif.pdfIn PDF document text
- http://skidki-day.site/89692450930e8kqh.pdfIn PDF document text
- https://xusalifur.weebly.com/uploads/1/3/4/1/134131705/tobazenakezepad.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4369511/normal_5fdab4b4befc4.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4528780/normal_606c18861f894.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4413458/normal_6054c2f96cf9c.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://rodisasedozax.myartsonline.com/types_of_abortion_download.pdfIn PDF document text
- http://positajugopisu.myartsonline.com/honeywell_chronotherm_iii_to_nest.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/7d0d629c-cc1a-46a6-95cf-f75270f4e16f/salems_lot_book_club_questions.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4378f79e-05de-4e6e-b812-adebf4c9047c/how_to_change_my_cloud_settings.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_off0000e623.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE623 | 5468 bytes |
SHA-256: 18862e2981285c4e3a27cb7a4aa53e030b64a3b6312c21d609c742561846460a |
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font_01_sfnt_off0000f8a3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF8A3 | 10792 bytes |
SHA-256: 123f2447d4c71180bc32009034b7c0594c3a77eca45ad4388abe8920caa7da95 |
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