MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs, many of which point to compromised WordPress sites, indicating a link farm designed to distribute malicious content. ClamAV and ML classifiers strongly flagged this PDF as malicious, specifically as a phishing trojan. While no scripts were extracted, the structure and URL patterns are consistent with phishing lures.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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://www.oasipizza.it/wp-content/plugins/formcraft/file-upload/server/content/files/161411d42e1eb7---7252770097.pdf In PDF document text
- http://robbes.nl/media/files/78022537874.pdfIn PDF document text
- http://bulk-supplies.com/userfiles/file/23700935723.pdfIn PDF document text
- https://hohsingfiber.com/ufiles/files/xazetuwufosixabozur.pdfIn PDF document text
- http://henzefashion.com/userfiles/file/12050079687.pdfIn PDF document text
- https://dpt-mh.com/uploads/news/files/kiteboxulojupaba.pdfIn PDF document text
- http://master-br.ru/img/file/65399150677.pdfIn PDF document text
- http://streetnn.ru/data/upload/ck/files/ralisi.pdfIn PDF document text
- http://starwindows.ie/ckfinder/userfiles/files/78608569918.pdfIn PDF document text
- http://china-engine.net/ckfinder/userfiles/files/34934720313.pdfIn PDF document text
- https://www.cylinder96.ru/admin/ckfinder/userfiles/files/95995142402.pdfIn PDF document text
- https://www.dgaspcsm.ro/ckfinder/userfiles/files/fobokoxit.pdfIn PDF document text
- http://jeugdopdewetenschapsagenda.nl/wp-content/plugins/formcraft/file-upload/server/content/files/161411907989e1---78256224189.pdfIn PDF document text
- http://czyxchem.com/upload/files/pojeru.pdfIn PDF document text
- http://tw-tms.com/uploadpic/xw/files/68597301760.pdfIn PDF document text
- http://livestocktool.com/d/files/lesigulomo.pdfIn PDF document text
- http://pytextiles.com/userfiles/file/60477842326.pdfIn PDF document text
- http://ncfc.com.tr/ckfinder/userfiles/files/4357859388.pdfIn PDF document text
- http://dnepropress.net/files/file/42551587712.pdfIn PDF document text
- https://rebates.forex/wp-content/plugins/super-forms/uploads/php/files/akrhlr2rb8imgtplp13aon0er6/puximu.pdfIn PDF document text
- https://anpheatingandac.com/nbloom/fckuploads/file/fupel.pdfIn PDF document text
- https://forumhotel.by/wp-content/plugins/super-forms/uploads/php/files/4gqoacdci7fho1l1j48eh82rv1/rasepiverewakulu.pdfIn PDF document text
- http://saydersan.com/firma/files/25847785742.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BkSY9tpko7c/uplcv?utm_term=toxic+violin+sheet+musicPDF 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_off0000f720.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF720 | 10464 bytes |
SHA-256: 18e78d1f0bdf99d2ff5fbbfba7b1a1119934cdde19888ac777300cdd556f83f9 |
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font_01_sfnt_off00010eba.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10EBA | 18796 bytes |
SHA-256: dffc6683f7a63b3923e74bc7d32b1f8d5dd818170cd9045f1ae7e53cacc056d8 |
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font_02_sfnt_off00013feb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13FEB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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