MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links, many of which point to compromised WordPress upload directories or disposable hosting, indicating a link farm designed to distribute malicious content. ClamAV and ML classifiers strongly indicate this PDF is a phishing trojan, likely intended to lure users to malicious sites via these links.
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 http://airelimpio.mx/img/editor/file/wiwixetovofebozukab.pdf In PDF document text
- http://espwireless.net/uploads/file/xisanupunowalofixe.pdfIn PDF document text
- http://sreema.org/FCKeditor/file/lokusajisakazigerugije.pdfIn PDF document text
- https://marblobaths.com/app/webroot/img/files/virepudokenazakupifarulop.pdfIn PDF document text
- http://studiomilano.eu/userfiles/files/gejorojixolewi.pdfIn PDF document text
- https://purpleleafestatebuyers.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613f6c7f289f1---kemezikuzazog.pdfIn PDF document text
- https://supportsystemsvainc.com/home/ssvi/public_html/ckfinder/userfiles/files/87029710689.pdfIn PDF document text
- https://akilanews.com/ckfinder/userfiles/files/konifivapupu.pdfIn PDF document text
- http://architettomontanino.eu/userfiles/files/39276230940.pdfIn PDF document text
- http://thegioimaychaybo.com/app/webroot/uploads/files/xijibepitamiwupibitus.pdfIn PDF document text
- https://apgr.eu/UserFiles/file/37853122252.pdfIn PDF document text
- https://doktor-ara.com/userfiles/files/5715182734.pdfIn PDF document text
- http://jd6618.com/jd6618/file/2021-9/file/LwpCms2021_09_05_11_19_09_8915.pdfIn PDF document text
- http://dkkarsin.pl/img/upload/files/bunivuxazuka.pdfIn PDF document text
- https://membermimpi.com/contents/files/fepowe.pdfIn PDF document text
- http://portableandcool.com/files/files/rinunezunisumatonam.pdfIn PDF document text
- http://burelomdo.com/ckfinder/userfiles/files/79086248404.pdfIn PDF document text
- https://nieruchomosciturystyczne.eu/files/file/76056611251.pdfIn PDF document text
- http://skulpt.in/admin/uploads/file/jazijomoxuladaxexotalop.pdfIn PDF document text
- http://heilpraxis-pankow.de/wp-content/plugins/formcraft/file-upload/server/content/files/161322d3863161---39855846113.pdfIn PDF document text
- https://mediabandit.com/wp-content/plugins/formcraft/file-upload/server/content/files/16132e2d26e5ec---sotikazadarixufuzi.pdfIn PDF document text
- http://ctkupavna.ru/upload/file/4068996130.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/zMnd8XtcwSM/uplcv?utm_term=how+to+recover+files+from+broken+phonePDF 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_off0000fb37.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB37 | 18108 bytes |
SHA-256: 5dd34cd1b8df4482d84e9b2456c5a8f8c6ab4ff5f9ce5d55848cc9c323752eb9 |
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font_01_sfnt_off00012a5b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12A5B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00014272.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14272 | 10960 bytes |
SHA-256: 53b1915b10f566feedfc24409218ac220bc253cd5f59a8634794e40125834312 |
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