MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was identified as malicious by ML classifiers and ClamAV, specifically as a phishing trojan. It contains numerous embedded URLs, many pointing to compromised CMS uploads or disposable hosting, suggesting a link farm designed to redirect users to malicious sites. The document body is unreadable, but the heuristics and URL analysis strongly indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://bselink.com/userfiles/file/toxixoj.pdf In PDF document text
- https://www.breastcancerfoundation.in/wp-content/plugins/super-forms/uploads/php/files/d02262713941906a26e983a0b25ddd8e/genozifobiditozizodilewo.pdfIn PDF document text
- http://erkerlaender.de/wp-content/plugins/formcraft/file-upload/server/content/files/160d6cc7030d72---tikisim.pdfIn PDF document text
- http://veronicanealhome.com/wp-content/plugins/formcraft/file-upload/server/content/files/2/160afd3f8cf7ff---jimefewimeravujuxevimewop.pdfIn PDF document text
- http://safeabortionnepal.com/userfiles/file/61153701694.pdfIn PDF document text
- http://wohntraumgmbh.at/salum.pdfIn PDF document text
- http://bukharajohnscreek.com/sites/default/files/file/87631637670.pdfIn PDF document text
- https://tomas-music.com/contents//files/fuxabamasowesupuziwevobu.pdfIn PDF document text
- https://purefeeling8.com/data/file/kamorivefuwofusadep.pdfIn PDF document text
- http://totalfinance.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1607ca321615fe---kodunubukalotuwepam.pdfIn PDF document text
- http://www.recetasyconsejos.com/wp-content/plugins/formcraft/file-upload/server/content/files/16103676806858---dusewok.pdfIn PDF document text
- http://webscape.co.bw/wp-content/plugins/formcraft/file-upload/server/content/files/1609ef5eabad17---59900693828.pdfIn PDF document text
- http://www.truca-taoules.com/ckfinder/userfiles/files/52714262644.pdfIn PDF document text
- http://volkshilfe-ktn.at/images/content/files/77763941096.pdfIn PDF document text
- http://lushexperiences.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f0be2042e0---10316958599.pdfIn PDF document text
- http://elandtour.com/FileData/ckfinder/files/20210821_1BE3F9D32AD33AB0.pdfIn PDF document text
- https://www.euroservicemilano.it/wp-content/plugins/formcraft/file-upload/server/content/files/160b0b1aabeb87---gelizabedaromeneke.pdfIn PDF document text
- https://harteron.ee/userfiles/file/89501348458.pdfIn PDF document text
- https://www.adilaltinsoy.com/wp-content/plugins/formcraft/file-upload/server/content/files/16074c3eb01c32---viligafogar.pdfIn PDF document text
- https://officialbacknumber.com/editor_up/50151898620.pdfIn PDF document text
- https://costumeworld.com/wp-content/plugins/formcraft/file-upload/server/content/files/16077174521d6f---xojewobasenewilivosafos.pdfIn PDF document text
- https://loskutova.site/wp-content/plugins/super-forms/uploads/php/files/c97450319ac33926bd5eb6ebe16f5e3a/25729320712.pdfIn PDF document text
- https://petrovsky14.ru/docs/files/pavapobaso.pdfIn PDF document text
- http://lifestyleufa.ru/wp-content/plugins/super-forms/uploads/php/files/8c2eeb329a166cc32ddd87024b1e0891/71873691507.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/3vuEKuznOb8/uplcv?utm_term=perbedaan+asidosis+metabolik+dan+respiratorik+pdfPDF link annotation
- http://lovewhereyoulv.wpengine.com/wp-content/plugins/super-forms/uploads/php/files/cb2a12cb36f71d227900469a62a0072f/47346728511.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_off0000d81d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD81D | 16544 bytes |
SHA-256: a482049ff3d33a92b7d6c04c5df51a52f14493ec1483e3411a4da059f976cebc |
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font_01_sfnt_off0001036a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1036A | 10892 bytes |
SHA-256: f247cf702380ebba82ab95ba049c6176c4397b4f074255eb6ed3b264b61bc273 |
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font_02_sfnt_off00011c60.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11C60 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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