MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many pointing to compromised CMS upload storage or disposable hosting, suggesting a link farm designed to redirect users to malicious sites. The presence of external URI heuristics further supports this attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9978
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://allytemp.ru/uplcv?utm_term=after+the+rain+alexandra+elle+pdf+free PDF link annotation
- https://tinnituskozpont.hu/files/63695020645.pdfIn PDF document text
- http://rayanchem.com/d/files/wupetiduto.pdfIn PDF document text
- http://fornacedelia.it/userfiles/files/pivejeger.pdfIn PDF document text
- https://www.c2commercial.com/wp-content/plugins/super-forms/uploads/php/files/52e2f7a92497cc0561b2b0aa73fa3ebc/96668446858.pdfIn PDF document text
- https://restaurant-kamkok.fr/img/Data/file/831695121.pdfIn PDF document text
- http://vsrru.ru/userfiles/file/rowixuzubojat.pdfIn PDF document text
- http://belv.ru/userfiles/file/kezasubedisifivipe.pdfIn PDF document text
- https://pmcp-avac.com/files/upload-ckfinder/files/sozarij.pdfIn PDF document text
- http://dc-07b6a75bc4d0.breakthrough-physical-therapy.com/userfiles/files/jarosejigavidu.pdfIn PDF document text
- https://whiteplacard.com/UserFiles/file/dakunezude.pdfIn PDF document text
- https://nieruchomosciprzetargi.pl/files/file/92687400591.pdfIn PDF document text
- http://dar-tom.pl/userfiles/file/37884487928.pdfIn PDF document text
- http://idrogastermoclima.it/Utentifile/FCKPage/file/pedapepeluru.pdfIn PDF document text
- https://treasurehunterdetectors.solar-ovens.net/ckfinder/userfiles/files/36429014892.pdfIn PDF document text
- http://www.findvoters.com/userfiles/file/38415761818.pdfIn PDF document text
- http://www.deco-interieure.com/userfiles/file/45508234605.pdfIn PDF document text
- https://arendic.cl/files/godigomejiporafuvap.pdfIn PDF document text
- http://aaz.sk/editor_uploads/files/93479302239.pdfIn PDF document text
- https://semut73.com/contents/files/tokigibixuliwigumapo.pdfIn PDF document text
- https://www.andeanskyline.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613007dd50584---jewabekejuku.pdfIn PDF document text
- https://cmoretv.com/userfiles/61318726052.pdfIn PDF document text
- http://tourhong.com/FileData/ckfinder/files/20210908_4C6DD930E12DBA66.pdfIn PDF document text
- https://miamivanservice.net/wp-content/plugins/formcraft/file-upload/server/content/files/16139411d3fb01---sobibudas.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_off0000b780.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB780 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000cf92.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF92 | 15916 bytes |
SHA-256: 50dd2deaa863c68e7efce23ce460c44753ef83719e5098eb22221189ff96498d |
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font_02_sfnt_off0000f80c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF80C | 10388 bytes |
SHA-256: dcacd4ff29164cd7355071e8b11f0527e969c7766cc2c87ba057f660dea3b26c |
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