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, suggesting a link farm or phishing lure. The ML classifier and ClamAV detection strongly indicate maliciousness, with ClamAV identifying it as a phishing trojan. The embedded URLs and the nature of the link farm are consistent with attempts to redirect users to malicious sites, likely 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://xajibur.ru/wix?keyword=levels+of+inquiry+in+philosophy PDF link annotation
- https://cdn-cms.f-static.net/uploads/4447098/normal_601de5fa72d96.pdfIn PDF document text
- http://zabavnyi-slon.ru/japanese_grammar_exercises_with_answersr0t52.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4412588/normal_60419c67c6e9f.pdfIn PDF document text
- http://greyfruit.space/colligative_properties_of_solution_worksheethg3t5.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4408594/normal_5fd84d6129fa6.pdfIn PDF document text
- https://lurevovikofa.weebly.com/uploads/1/3/4/6/134693735/tewewozuve_gesimunakeda_gobipegog_wesusodumi.pdfIn PDF document text
- http://usechambre.xyz/kawasaki_bayou_250_service_manual4zq1n.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4459057/normal_5ff27230ba654.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4461201/normal_600a06233bc23.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4378381/normal_5ffbcb96e294c.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4387815/normal_603918a006597.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4408981/normal_603b16bcc590a.pdfIn PDF document text
- https://regutipedazuvi.weebly.com/uploads/1/3/1/0/131071249/a006b0410.pdfIn PDF document text
- https://virerulifig.weebly.com/uploads/1/3/1/4/131407283/4926139.pdfIn PDF document text
- http://xsale.trade/33871400291oe52v.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/xedewofuretujo/fenuwiwimatimeruviku.pdfIn PDF document text
- http://lapakak.rf.gd/joyce_meyer_battlefield_of_the_mind_bible_reviews.pdfIn PDF document text
- http://rifoxadil.rf.gd/boston_university_tuition_remission_form.pdfIn PDF document text
- http://pewukexi.epizy.com/rajadumawonu.pdfIn PDF document text
- https://s3.amazonaws.com/moduluzuxikari/job_interview_questions_and_answers_for_internship.pdfIn PDF document text
- https://s3.amazonaws.com/napejaxosinages/danzon_no_2_trumpet_solo_sheet_music.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_off00013562.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13562 | 5008 bytes |
SHA-256: 4458063bb906d570a75cd742efba8b9e9189c9409a30b2137d9125894e768a7e |
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font_01_sfnt_off0001467e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1467E | 12048 bytes |
SHA-256: 242d9114e9d8eb06a7d68d3d223df33a3ac3a55be50facea9897357c9072eeea |
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