MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of external links, many hosted on disposable domains, suggesting a link farm or SEO spamming operation. The ClamAV detection and ML classifier indicate malicious intent, likely to direct users to phishing or malware-hosting sites. While no scripts were directly extracted, the PDF structure and numerous external links are indicative of a malicious document designed for traffic redirection.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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://golowaki.ru/award?keyword=java+concepts+interview+questions+pdf PDF link annotation
- https://cdn.sqhk.co/loxepafigav/1LMuy93/smoothie_maker_blender_reviews.pdfIn PDF document text
- https://cdn.sqhk.co/kagalitisup/Wid0hjb/university_of_miami_football_score.pdfIn PDF document text
- http://zupeset.22web.org/danby_portable_air_conditioner_wifi.pdfIn PDF document text
- https://xateboduf.weebly.com/uploads/1/3/1/4/131483383/faefcceb.pdfIn PDF document text
- http://fawetugamuxix.66ghz.com/jurunumadawinitiz.pdfIn PDF document text
- https://kaxapajitab.weebly.com/uploads/1/3/4/8/134896246/241208.pdfIn PDF document text
- http://xafevak.iblogger.org/ar-15_scope_with_laser_and_light.pdfIn PDF document text
- https://buritozube.weebly.com/uploads/1/3/0/7/130775753/3276339.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://a4758657-6aaa-4003-b0f6-1957e800abfd.filesusr.com/ugd/70c1f8_4115f93e904148afa32323a43d4dcc90.pdf?index=trueIn PDF document text
- https://e1d5fa5a-667c-4d22-bb72-2ec96b4ed0f7.filesusr.com/ugd/01f30d_c33fdc13452c40e7920aa289fd9e0dc3.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/f9c493a7-69db-4adb-af27-683091e33905/1734_ib8_wiring_example.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/5ca2153f-2dfd-42ed-8ce3-b1fc1e588955/denon_avr-x2100w_service_manual.pdfIn PDF document text
- https://cd753cf5-d90a-4073-9c55-931a76e81761.filesusr.com/ugd/8826df_2956d2876d9d48ffbf867efa0db8950f.pdf?index=trueIn PDF document text
- https://80b1f93a-fe74-4439-a81d-34814fa7a505.filesusr.com/ugd/e56fe2_b58011beaee34e5db542b194286173e1.pdf?index=trueIn PDF document text
- http://dovobol.epizy.com/kasizatorerugajosefux.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/278de67b-0ca9-40c7-8788-fbdb2d44fab5/what_is_culturally_responsive_teaching_and_learning.pdfIn PDF document text
- https://f9a132f0-acc9-4761-b7d8-38025aedd849.filesusr.com/ugd/5c71d6_6a09aeec72154e2ebcaf3de4a104a4cb.pdf?index=trueIn PDF document text
- https://493f174a-a540-412c-bacb-e5b7b26cbfcf.filesusr.com/ugd/95bb70_276c30ec07d84be489b5f67c65a294d1.pdf?index=trueIn PDF document text
- https://58f604bd-1fd8-4cfe-af9b-f15e67d030d5.filesusr.com/ugd/9a7439_d647dc1a495346b180d7ce819b778b37.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/f51df662-828b-43b0-9b7d-18fe7e1d632b/microsoft_project_2007_gantt_chart_tutorial.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/cbb128ce-7e70-4829-8dc0-99dc5d7b2c44/the_boy_in_the_striped_pajamas_shmuel_father.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_off0000f1c8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF1C8 | 5384 bytes |
SHA-256: 13752953bd7b7447a0c51a408ee8a07d7777f3b641636c923b260dbcb678ca52 |
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font_01_sfnt_off0001043f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1043F | 10684 bytes |
SHA-256: 5bfc489f4b482286f4befc1ccd8dd19c50390c253f15cc1da54125161dfd440a |
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