MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links, many of which point to compromised WordPress sites, suggesting a link farm designed to redirect users to malicious content. The ML classifier and ClamAV detection strongly indicate malicious intent. The document body is heavily obfuscated, preventing analysis of specific user-facing lures.
Machine Learning
- Nyx PDF Classifier malicious score 0.9988
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 http://kaufdeinauto.de/wp-content/plugins/formcraft/file-upload/server/content/files/160cd16dd50c22---gitenageg.pdf In PDF document text
- http://www.anjhimayath.com/upload/file/guwavifubekedipep.pdfIn PDF document text
- http://generale-bureautique.fr/gdb/files/file/zitepesijupose.pdfIn PDF document text
- http://oguzlarotomatiksanziman.com/depo/sayfaresim/file/rimavenuveg.pdfIn PDF document text
- http://ankaser.com/userfiles/file/84064741003.pdfIn PDF document text
- http://ineke-ott.nl/keramiek-beelden-imagesfile/30557077071.pdfIn PDF document text
- http://akademia-jedenastka.pl/zdjecia/fck/file/xijanabegitumofebaj.pdfIn PDF document text
- https://kozhikodedeaf.org/admin/my_files/file/14315724157.pdfIn PDF document text
- http://asfalon.com/__files/file/56832719744.pdfIn PDF document text
- http://www.medical-psychology.gr/wp-content/plugins/formcraft/file-upload/server/content/files/1606fe9f1bcdf6---pirixovokizaziwomex.pdfIn PDF document text
- http://www.patriarca-batiment.com/ressource/site-image/files/fevenudupopulojafo.pdfIn PDF document text
- https://dedywiredja.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ec428257b25---dasizonasek.pdfIn PDF document text
- http://rambud.pl/uploaded/file/fuberaparesik.pdfIn PDF document text
- https://careersourceokaloosawalton.com/files/public/zigobiwaxumof.pdfIn PDF document text
- http://alvasari.com/wp-content/plugins/formcraft/file-upload/server/content/files/16096e183ac58b---luwirijutipazuvuledurula.pdfIn PDF document text
- http://champagne-marc-chauvet.com/images/files/97628040859.pdfIn PDF document text
- https://cgeminfos.ma/upload/file/zodumumagekerazuzi.pdfIn PDF document text
- http://www.microsinusectomi.com/wp-content/plugins/formcraft/file-upload/server/content/files/16075425b85d81---2719933996.pdfIn PDF document text
- http://falerisztika.hu/tmp/43404540484.pdfIn PDF document text
- http://clinicacomciencia.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160af2cb8049c8---ralusajila.pdfIn PDF document text
- https://ethiquedevelopers.com/wp-content/plugins/super-forms/uploads/php/files/ca7442f558280bf62fbe909bf1f7c876/99817151312.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/fzgW7-mxBc0/uplcv?utm_term=tn+board+of+nursing+rules+and+regulationsPDF 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_off00011627.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11627 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00012e39.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12E39 | 18872 bytes |
SHA-256: 3dfa819693d5fdb96d4df34cb9a0db88c26c7ffb21afb63b185618786e7c175b |
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font_02_sfnt_off00015fb8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15FB8 | 10732 bytes |
SHA-256: 139f113e9cda0fad7b97cd50eeb9d495aa69d9889a9e23d7770775c9a68353c2 |
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