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. It contains a link farm pointing to numerous compromised WordPress sites, suggesting an attempt to distribute malicious content or phish users. The presence of external URIs and link farms indicates a likely intent to redirect the user to potentially harmful external resources.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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://celovechurch.org/wp-content/plugins/super-forms/uploads/php/files/3efccaa88029ea0251b8258d05d1ff2b/semoleravedegadas.pdf
- http://insidethedigitaltrend.biz/userfiles/file/63722835793.pdf
- https://velvetskin.pl/wp-content/plugins/super-forms/uploads/php/files/c5ddd1c9a916d2c47fb779859a16f143/rewofewarezojejamex.pdf
- http://ljhalls.com/wp-content/plugins/super-forms/uploads/php/files/49a356795198a727a5776ead12359986/74099453716.pdf
- http://www.ddd-iasi.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1608c052a12d15---fapamovudomuwekiw.pdf
- http://sacoorhealth.pt/site/upload/file/zoletewop.pdf
- https://suhrsmad.dk/wp-content/plugins/formcraft/file-upload/server/content/files/160ab3de7cf6eb---99597040614.pdf
- https://yourlightingbrand.com/wp-content/plugins/super-forms/uploads/php/files/f8d9f54ee3305b37504486f76ef18e3f/16858097516.pdf
- https://corpusbg.com/files/fck/file/38444279269.pdf
- http://plenar.hr/wp-content/plugins/formcraft/file-upload/server/content/files/160815ee6391d3---jakolazofoje.pdf
- http://farmaciafici.com/userfiles/files/66731295109.pdf
- https://stcatherine.ac.ug/wp-content/plugins/formcraft/file-upload/server/content/files/160abc7bccfe99---63277411391.pdf
- https://thewentworthco.com/wp-content/plugins/super-forms/uploads/php/files/9j62kick0f78luko3bed8bjmg7/wurowekinebofevojubu.pdf
- https://www.ideaklinikbakirkoy.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ab3cf9261ba---19253173427.pdf
- http://yangs-ns.com/ckfinder/userfiles/files/20210528221625.pdf
- http://grappin-annat-como.com/userfiles/grappin-annat-como.com/file/40739271749.pdf
- https://auto-rujo.com/images-editor/file/84581389890.pdf
- http://lbs.ac.at/wp-content/plugins/super-forms/uploads/php/files/rqqpgu9bh86fp2469u22p5f5rl/bijoli.pdf
- http://dirabrealtors.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c1e2a06fbe7---pabereluxajeforix.pdf
- https://fitnessrev.net/wp-content/plugins/super-forms/uploads/php/files/p7ona4eklg6r7qbsbretrceojb/lidewaxetazoxe.pdf
- http://ats-dz.com/userfiles/file/80650400689.pdf
- https://aldea.work/wp-content/plugins/super-forms/uploads/php/files/2b9059b51ddc466dc760b2a3e77b5bc5/6297739202.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/Om9ozkHLxGw/uplcv?utm_term=native+marriage+act
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000fb36.bin6bd14af13f2bcd6d26b7347cb4616529091cd068873646fb365b8e746988f29d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB36 | 10180 bytes |
font_01_sfnt_off00011209.binec98515bd848a84233c4c4870178587d60792582a5fa4a3635ec41fb7d5511b5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11209 | 16876 bytes |
font_02_sfnt_off00013e0b.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13E0B | 16792 bytes |
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