MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document contains a large number of external links, many of which point to disposable hosting services, suggesting a link farm or phishing campaign. The primary URL, 'https://vilenefex.ru/strik?utm_term=behaviorism+theory+in+education+pdf', is likely a malicious redirector. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
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://vilenefex.ru/strik?utm_term=behaviorism+theory+in+education+pdf PDF link annotation
- https://moguvikob.weebly.com/uploads/1/3/0/8/130874292/045f3.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4499942/normal_5fcb486a074ef.pdfIn PDF document text
- https://gisijenoxumo.weebly.com/uploads/1/3/1/4/131437849/pufuxev.pdfIn PDF document text
- https://rulodewarozuw.weebly.com/uploads/1/3/4/6/134678260/a1cac14.pdfIn PDF document text
- https://loremodowudoro.weebly.com/uploads/1/3/2/7/132712063/kejonoxemud-xaxuxaxikita.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4425214/normal_60628ce3f2a78.pdfIn PDF document text
- https://dotubebiwujodej.weebly.com/uploads/1/3/4/7/134701593/2043595.pdfIn PDF document text
- https://mofomajem.weebly.com/uploads/1/3/4/3/134349017/kofinuvikaj.pdfIn PDF document text
- https://fifosekula.weebly.com/uploads/1/3/4/0/134041306/vufofusinukek.pdfIn PDF document text
- https://kibalenujodoziz.weebly.com/uploads/1/3/0/7/130776895/6411478.pdfIn PDF document text
- https://kutesavakelex.weebly.com/uploads/1/3/4/3/134336058/ff0dd.pdfIn PDF document text
- https://devogenigibef.weebly.com/uploads/1/3/4/5/134501446/3452740.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4490953/normal_604172d02a8cf.pdfIn PDF document text
- https://balesiloruj.weebly.com/uploads/1/3/4/6/134671801/fa7126601d.pdfIn PDF document text
- https://gefilatokakanor.weebly.com/uploads/1/3/7/5/137501249/4773679.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/7a10698a-7f05-48b6-8a95-7bb8c0209207/how_to_help_dog_after_castration.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/c6550c27-aaab-4ed3-bd08-670ed66e41fb/what_is_the_difference_between_class_diagram_and_domain_model.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d1c5e4cd-852a-4f6e-999e-4f361f2272fb/dr_najeeb_written_notes.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/010995d4-b397-4a5e-8c4c-f77afadf1d78/how_to_turn_on_sony_soundbar.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/2952193f-1eb3-4e33-b871-4e2d553d16aa/how_to_read_an_ecg_systematically.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/33b4d0a6-438b-4463-b131-44c33ba5aab6/how_many_calories_in_a_nacho_fries_box.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f6da626d-70be-48d1-ae79-35eae5114539/antigone_study_guide.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e4b8393c-833d-4cb9-8d5b-20d2df0d1422/76420771629.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_off0000eb05.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB05 | 5572 bytes |
SHA-256: e6ddc4635c5b495888a1f5eb5a27812ead41aa7f8112668fe1fb46cddc957baf |
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font_01_sfnt_off0000fde1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFDE1 | 9596 bytes |
SHA-256: 7cd351725bd1f8f85e0719449257a1c561d27acf6471a84a63a46fabd8b5d89d |
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