MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many of which point to compromised CMS uploads or disposable hosting, indicating a link farm designed to redirect users to potentially harmful content. No scripts were extracted, and the document body was unreadable, but the heuristic firings strongly suggest a phishing or malicious redirection attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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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 http://hfnhsw.com/upload/files/42970139506.pdf In PDF document text
- http://energo-winstal.pl/userfiles/file/67955399113.pdfIn PDF document text
- https://florissantdesign.nl/docs/Image/file/vebajesovoben.pdfIn PDF document text
- https://ietc-oman.saktoon.com/userfiles/files/xedixokowinozidizizavore.pdfIn PDF document text
- http://bora.su/ckfinder/userfiles/files/nuvevajoradedigukizubi.pdfIn PDF document text
- https://repare-ton-smartphone.com/userfiles/file/vamugeridus.pdfIn PDF document text
- https://bunyaminerdemir.com/resimler/files/netufor.pdfIn PDF document text
- http://www.champcaregivers.com/wp-content/plugins/formcraft/file-upload/server/content/files/161413ce59c407---risudekeluzasig.pdfIn PDF document text
- https://totalyoumovement.com/wp-content/plugins/formcraft/file-upload/server/content/files/161373fd1e1326---kunubi.pdfIn PDF document text
- http://opusbiz.kr/data/editor/file/20963169656140753742546.pdfIn PDF document text
- https://aczv.fr/userfiles/file/64616399759.pdfIn PDF document text
- http://andlupa.com/userfiles/file/30358806176.pdfIn PDF document text
- http://agataklimowska.pl/userfiles/file/defimovufizawixopewad.pdfIn PDF document text
- https://galaxy-training.com/userfiles/file/35540829560.pdfIn PDF document text
- https://office-agglo-larochelle.fr/userfiles/file/wotunitopugugobod.pdfIn PDF document text
- https://www.studioline.ie/ckfinder/userfiles/files/47384362866.pdfIn PDF document text
- http://www.lovebliss.tw/UserFiles/files/mitizuwedixexuruvafomuwak.pdfIn PDF document text
- http://www.teaterskolen-efteruddannelsen.dk/ckfinder/userfiles/files/wejafujavowi.pdfIn PDF document text
- http://crmloccitanecr.com/campannas/file/87466398339.pdfIn PDF document text
- https://hosvagyok.hu/userfiles/file/wumezofofosavurivikir.pdfIn PDF document text
- http://mnarch.it/userfiles/files/judamunas.pdfIn PDF document text
- http://www.temaricerca.com/entry2013/admin/ckfinder/userfiles/files/71344989466.pdfIn PDF document text
- http://www.alborada.es/ckfinder/userfiles/files/6351378891.pdfIn PDF document text
- http://counterreaction.net/wp-content/plugins/formcraft/file-upload/server/content/files/1613cccc82fa8d---ratorumunuvizolatesejo.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/S30rS-6n6vg/uplcv?utm_term=android+tv+vs+amazon+fire+tvPDF link annotation
- 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://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000af6f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAF6F | 10576 bytes |
SHA-256: e3f78b7438a9a2bac574f8f29ed111b37a4471864b46a647e3e1d460d0024d2c |
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font_01_sfnt_off0000c7aa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC7AA | 15608 bytes |
SHA-256: 27271072f2385ef101ba4c3d41dec3d302745ab516e6e81555f4fb3acccd563d |
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font_02_sfnt_off0000ee26.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE26 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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