MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised WordPress sites or are hosted on disposable domains, indicating a link farm designed to direct users to potentially malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://kimura-shihoshoshi.com/userfiles/file/nevigevagazuponopano.pdf In PDF document text
- http://jl-vacuum.com/upload/files/84491131360.pdfIn PDF document text
- http://domgr11.ru/uploads/files/19152020244.pdfIn PDF document text
- http://massarentearchitettura.com/userfiles/files/2048431622.pdfIn PDF document text
- http://www.introspekta.si/ckfinder/ckeditor_uploaded_files/files/99666919759.pdfIn PDF document text
- http://erictex.com/ufiles/files/63084334935.pdfIn PDF document text
- http://le-lemniscus-incandescent.fr/ckeditor/upload/files/54144736940.pdfIn PDF document text
- https://studiogreenwich.ru/wp-content/plugins/super-forms/uploads/php/files/35dde72f89ce4045ef19df79e1578e40/zezorovawedirexuvajera.pdfIn PDF document text
- http://recrute.fr/files/files/95106948326.pdfIn PDF document text
- https://donnasalon.ru/wp-content/plugins/super-forms/uploads/php/files/ecd6fe7d623ba6eccd9e5e3f48c118e7/25329700447.pdfIn PDF document text
- http://akcjonariusz.com/UserFiles/file/guvuvivugikeriz.pdfIn PDF document text
- https://bestofbucerias.com/upload/file/pobad.pdfIn PDF document text
- https://hcs1000.org/wp-content/plugins/super-forms/uploads/php/files/fe70722da8df973f5dce142c5c69d5a0/jefisifununelapem.pdfIn PDF document text
- https://jeevandeepspecialcare.com/ckeditor/ckfinder/userfiles/files/gokanezijirowagop.pdfIn PDF document text
- https://www.northamericatalk.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612fd43310c94---42345956439.pdfIn PDF document text
- http://stroi-sistema.ru/img/fizusavon.pdfIn PDF document text
- http://www.hz-kontejnery.cz/ckfinder/userfiles/files/sideziluzadajeletez.pdfIn PDF document text
- http://mamaskitchenorder.com/uploads/files/fuxavogebasibakuwafidozet.pdfIn PDF document text
- https://jgranit.pl/userfiles/file/91553339283.pdfIn PDF document text
- http://goldenstarhotel.vn/images/uploads/files/78402498209.pdfIn PDF document text
- https://njsolarpower.com/wp-content/plugins/super-forms/uploads/php/files/dc0040ebb2af2cb8f7d4ff8d97900266/jaliwezes.pdfIn PDF document text
- https://stvorki.ru/files/file/87339291811.pdfIn PDF document text
- http://sineadstone.com/userfiles/file/29768806937.pdfIn PDF document text
- https://atx-stroy.ru/wp-content/plugins/super-forms/uploads/php/files/68f2a90c3866130dbc14b9a7ef2bd01b/xibutafikutedasi.pdfIn PDF document text
- https://patriot.ch/wp-content/plugins/super-forms/uploads/php/files/dvegoghbfg8i8seu8jta1n6km5/degeseligonade.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/PmAiG5ZyT-k/uplcv?utm_term=bad+things+that+start+with+kPDF 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_off0000de6a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDE6A | 10460 bytes |
SHA-256: e17eeba66bfc124a798f6c3472270a07ee806d7b992dee733afb07fd8406c05b |
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font_01_sfnt_off0000f5f0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF5F0 | 19456 bytes |
SHA-256: cc904ccb903814ff1fa9c3af18eb6416ae3405e3f0794b8e736aa460ee3398d4 |
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font_02_sfnt_off00012887.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12887 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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