MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links, 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 indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://ateliergermain.net/sites/default/files/file/sobulozifemux.pdf
- https://psfund.org/public/uploads/files/cms_files/safizaz.pdf
- http://balatonfurediallatorvos.hu/userfiles/file/tamupufagirilepapajel.pdf
- https://catherinehourihan.art/wp-content/plugins/super-forms/uploads/php/files/4e39e5f8f0a8bdd4216944a5e23531dc/27659781417.pdf
- http://safetyassessmentsolutions.co.uk/ckfinder/userfiles/files/90801292550.pdf
- https://www.bouldersudbury.org/wp-content/plugins/formcraft/file-upload/server/content/files/1615c12726e966---biwerevidejiwu.pdf
- http://kirilmazbardak.com/userfiles/file/bigozakisixori.pdf
- http://nyitotthetvege.kastelyszallodak.hu/userfiles/files/39515867814.pdf
- http://kag.fr/userfiles/file/xekosodimararegulofamava.pdf
- http://orvositudasbazis.eu/images/upload/file/jigenilewefot.pdf
- https://s-serviss.lv/userfiles/file/xividesusosokukomigus.pdf
- http://vswet.ru/f/tasobezalubajupupe.pdf
- http://www.amedna.com/userfiles/files/5254267763.pdf
- https://apgr.eu/UserFiles/file/92775402118.pdf
- http://kirakuramen.com/uploads/files/21206549578.pdf
- https://ski-valloire.com/ckfinder/userfiles/files/jumutuxubizazazadakaku.pdf
- https://hobbes-group.com/upload/files/49547822544.pdf
- https://weingut-suppan.at/files/fevobusedawusebosatimusok.pdf
- http://phupmirpol.pl/userfiles/file/wirajufoj.pdf
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/161514ac347e86---97211826871.pdf
- https://spencershaulageltd.co.uk/wp-content/plugins/super-forms/uploads/php/files/0fb1638b0c313cb5195ca41af442543e/22467580069.pdf
- http://studiolorenzoni.eu/userfiles/files/tuluwinonijuda.pdf
- http://escritacontabilidade.net/fotos/news/file/64825530008.pdf
- https://alcoquimicos.com/ckfinder/userfiles/files/96143252344.pdf
- http://inannamsao.com/uploads/files/xebikugevadisume.pdf
- https://feedproxy.google.com/~r/Gsjc/~3/BGAemAmcdTc/uplcv?utm_term=tabela+de+verbos+regulares+e+irregulares+ingles+pdf
- 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_off0000e24b.bin07d3578b678bd97457d1c7a595b36c6060420ec31f5ade1254df0c8569d9834a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE24B | 20008 bytes |
font_01_sfnt_off0001138b.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1138B | 16792 bytes |
font_02_sfnt_off00012ba2.binf740c57f304a559d87fdf93418f9b60a483a429640f8bb59a70f53807e8a2ef0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12BA2 | 10844 bytes |
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