MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by multiple heuristics as malicious, including a high-confidence ML classifier and ClamAV detection as a phishing trojan. It contains numerous links to external websites, many hosted on compromised WordPress installations, suggesting a link farm designed to redirect users to malicious content. The presence of embedded URLs and the overall structure indicate an attempt to lure users to potentially harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9958
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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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 https://pistant.ru/uplcv?utm_term=fortnite+mobile+minimum+requirements PDF link annotation
- http://oneself.pro/wp-content/plugins/formcraft/file-upload/server/content/files/16142cb54ab0b0---99686976275.pdfIn PDF document text
- http://arebiatours.com/uploads/files/99662031828.pdfIn PDF document text
- http://veoguidecostarica.com/ci/userfiles/files/gozonotipewivasosureva.pdfIn PDF document text
- http://lnyuanzong.com/uploads/files/20210917081819.pdfIn PDF document text
- http://andreuma.madteam.net/ckfinder/userfiles/files/sixugiramatudeguwunas.pdfIn PDF document text
- http://eduomania.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613f32b41d935---rerojozubigufisud.pdfIn PDF document text
- https://insolite.lu/img/userfiles/files/naletedifuluvap.pdfIn PDF document text
- http://nickels.design/ckfinder/userfiles/files/58437804536.pdfIn PDF document text
- https://norservis.cz/files/files/dateledagumojuzaguwiwom.pdfIn PDF document text
- http://files.ibiza-ferien.de/file/9647186506.pdfIn PDF document text
- https://terracell.info/images/file/70179508443.pdfIn PDF document text
- https://seedcambodia.org/htdocs/cljr/data/files/rorefafesazojewafo.pdfIn PDF document text
- https://glosunspa.com/wp-content/plugins/formcraft/file-upload/server/content/files/16132fbdf80cf7---19628281630.pdfIn PDF document text
- http://rafaelokazakov.com/file/jugalejegimuzuvufoxiv.pdfIn PDF document text
- http://arcenevents.nl/site/upload/files/78414129085.pdfIn PDF document text
- https://gtsonline.nl/wp-content/plugins/super-forms/uploads/php/files/re056odfretc8m1q3qmpg8cavc/fifatoko.pdfIn PDF document text
- http://simpelms.nl/userfiles/files/99442334144.pdfIn PDF document text
- http://traktorpulling.de/ablage/userfiles/files/48462023260.pdfIn PDF document text
- https://www.pferde-fuer-unsere-kinder.de/wp-content/plugins/formcraft/file-upload/server/content/files/1613d7a8ea9fd5---11400730082.pdfIn PDF document text
- http://rotarybrescello.it/userfiles/files/giwapekuwemo.pdfIn PDF document text
- http://www.siscard.com/wp-content/plugins/formcraft/file-upload/server/content/files/161325ae054ca0---25391527575.pdfIn PDF document text
- https://total-sport.pl/img/upload/files/rupesekawula.pdfIn PDF document text
- https://travelsafeway.com/userfiles/file/loguxewewape.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://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_off0000d2ab.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD2AB | 10468 bytes |
SHA-256: f087bf3a8c5be8ae1c2dd589ecaca996d96fa1652782e5b5306e00d3cd79ffc1 |
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font_01_sfnt_off0000ea60.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA60 | 17704 bytes |
SHA-256: a3245a553d61e2b92d61767e0661619979ab233d83f9142dd9ba80b1a1138cc1 |
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font_02_sfnt_off000117d9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x117D9 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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