MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm pointing to compromised WordPress uploads and disposable hosting, suggesting a phishing or malware distribution scheme. Although no executable scripts were extracted, the embedded URLs are indicative of a spearphishing attachment attack pattern.
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 https://tailormade-sales-marketing.com/userfiles/file/gufoxepuwezodopugodesano.pdf In PDF document text
- http://sure2trips.com/bot/ckfinder/uf/files/xusefizojekebudasaseterif.pdfIn PDF document text
- https://thealloywheelcentre.co.uk/wp-content/plugins/super-forms/uploads/php/files/6c8abedbef71db40e46cfb3760206577/28418240326.pdfIn PDF document text
- https://balajitutorial.com/admin/userfiles/file/88702887184.pdfIn PDF document text
- http://kraski-chernila.ru/resources/file/lofumofedidufuniw.pdfIn PDF document text
- https://genegurumiraclehealer.com/userfiles/file/fewosiwagaxisonaw.pdfIn PDF document text
- http://perles-del-beya.com/userfiles/file/sopifobefomozodowewam.pdfIn PDF document text
- https://gencatakan.com/upload/file/letajutak.pdfIn PDF document text
- http://intproplaw.com/admin/uploads/file/pawiledejogisobasedojupam.pdfIn PDF document text
- https://hashtag.school/userfiles/file/tobuwelumejosid.pdfIn PDF document text
- https://frennphotography.com/wp-content/plugins/formcraft/file-upload/server/content/files/160800fa2f1572---retuxizugu.pdfIn PDF document text
- http://www.kliningstroy.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1606cc7d84c3b8---gugokenurumixelo.pdfIn PDF document text
- https://mindspacepsytherapy.com/upload/ckfinder_temp/files/20210529143533.pdfIn PDF document text
- https://a1-recruitment.fr/v2011/Files/fck_upload/file/jixuwonoko.pdfIn PDF document text
- https://www.stamfordtaxis.com/wp-content/plugins/super-forms/uploads/php/files/igvtf4qttt593u9ctsm26utmlo/pepagixifopu.pdfIn PDF document text
- https://ccveg.org/wp-content/plugins/super-forms/uploads/php/files/a2gee92qgtlc70nqcdurg999pi/tumetezigun.pdfIn PDF document text
- https://ehblending.com/wp-content/plugins/super-forms/uploads/php/files/b0e415ab80140479817c513c2f3f6dde/nobususexij.pdfIn PDF document text
- http://www.cuerpomenteyespiritu.es/wp-content/plugins/formcraft/file-upload/server/content/files/1606ffdfe5d13f---detidobepig.pdfIn PDF document text
- http://happypalettebnb.com/CKEdit/upload/files/getipizulojafibetisutofon.pdfIn PDF document text
- http://nitexprofi.cz/userfiles/file/tuwixaki.pdfIn PDF document text
- http://www.studiolegalefusimorelli.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609a3c1445474---zaruwepijefoworiba.pdfIn PDF document text
- http://myphamlulanjina.com/upload/files/fowokurakofusixaguzajuvix.pdfIn PDF document text
- http://midiabyz.com/wp-content/plugins/super-forms/uploads/php/files/af262c68c938f32192229536fb4c78d9/95516695262.pdfIn PDF document text
- https://sketchup360.vn/wp-content/plugins/super-forms/uploads/php/files/9k7mgn1qq42hcq7dd4b2l1juto/68656605326.pdfIn PDF document text
- http://www.risingstars.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/160bc4531f17a8---27334039760.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=l%27appareil+digestif+cours+pdfPDF 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_off0000e48e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE48E | 18544 bytes |
SHA-256: 1ee08209afb52c44bf822400c29621600563ccfe01fb984e39b73d70a67dddf3 |
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font_01_sfnt_off00011259.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11259 | 10784 bytes |
SHA-256: 23a064f5f3c2aed0c0123216d97244a255b4f8b088d036b1f2b3dccba39ef6f1 |
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font_02_sfnt_off00012b25.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12B25 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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