MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link farm pointing to multiple compromised WordPress sites and disposable hosting, suggesting a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or delivering a trojan. Although no scripts were directly extracted, the PDF structure and URL patterns are consistent with attempts to trick users into downloading further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9984
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://betentour.com/sites/default/files/file/kemaputozez.pdf In PDF document text
- http://www.absolutecateringla.com/wp-content/plugins/formcraft/file-upload/server/content/files/160768dcb134f6---wubinibividapakujuzetume.pdfIn PDF document text
- http://cs-web-design.de/ablage/userfiles/files/fegoliwufajenen.pdfIn PDF document text
- http://tradeweb.es/userfiles/file/fusokoxagudegedewibi.pdfIn PDF document text
- http://intertexmedical.com/userfiles/files/vodudu.pdfIn PDF document text
- http://protok.pro/upload/files/baraxuzubobubavobizow.pdfIn PDF document text
- http://sarljarry.fr/userfiles/file/kalukiririzukekolako.pdfIn PDF document text
- http://penoplex24.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16078ac0d45879---sigifujalavemigonuworaxi.pdfIn PDF document text
- https://aduanaldelvalle.com/userfiles/file/gopetijoben.pdfIn PDF document text
- https://alarouba.com/ckfinder/userfiles/files/ximote.pdfIn PDF document text
- http://www.siscard.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607fe23bd215c---zujoziturafuwepivilulita.pdfIn PDF document text
- http://www.scmphotography.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1607e838ab824c---99683157110.pdfIn PDF document text
- http://gayaarchi.com/userfiles/file/20210605105244.pdfIn PDF document text
- https://relans-nn.ru/images/docs/file/30500246909.pdfIn PDF document text
- https://www.nestroots.com/wp-content/plugins/super-forms/uploads/php/files/thcigjuuaef85o1crnjfmbk7d0/vexabitenigisoki.pdfIn PDF document text
- https://robertmatzuzi-massagetherapist.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16084d44cdb001---javopugugilivubofuxafow.pdfIn PDF document text
- http://actionelectric.pt/www/wp-content/plugins/formcraft/file-upload/server/content/files/160c6a51f45be2---14047565444.pdfIn PDF document text
- http://kodcomputers.ro/2664/uploads/kelaze.pdfIn PDF document text
- http://gennarimaq.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1607186d74f118---59701109002.pdfIn PDF document text
- https://www.qlsny.com/wp-content/plugins/super-forms/uploads/php/files/acfdfcebad8aa59a1d4d6aa47a5e5487/94869405689.pdfIn PDF document text
- http://eurolocal.info/sites/default/files/images/file/lofeboxufujejemevusemo.pdfIn PDF document text
- https://www.mii.net/wp-content/plugins/super-forms/uploads/php/files/e0517f4e9dd697aec79b402d75247c90/75271857751.pdfIn PDF document text
- https://gbagencement.fr/uploads/file/85049010811.pdfIn PDF document text
- https://cms.blauraum.com/wp-content/plugins/super-forms/uploads/php/files/e7758dbad98368f1c9c84b1a014c91b1/29664977002.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/FevRqgeaUVY/uplcv?utm_term=us+military+field+manuals+pdf+downloadPDF 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_off00012d23.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12D23 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00014535.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14535 | 16972 bytes |
SHA-256: 17a8483c08897529c9b6651b700457c3d36753da9fd0865fade9152c56bf670c |
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font_02_sfnt_off0001711c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1711C | 10964 bytes |
SHA-256: 241fa5ecc9f4fd6f0a5b067c2caa500f764a929b949e70194db7c83f60c02bb3 |
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