MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF document was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as Pdf.Phishing.Trojan. The document contains numerous links to external websites, many hosted on compromised CMS uploads or disposable domains, suggesting a link farm designed to redirect users to malicious content. No scripts were extracted, but the presence of embedded URLs and the overall structure strongly indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
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://everestart.com/images/stories/file/7746296325.pdf In PDF document text
- https://mediabandit.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ff44c756509---fibugesababumowodamozed.pdfIn PDF document text
- http://www.orhancoskun.com/wp-content/plugins/formcraft/file-upload/server/content/files/160905e25d1a56---60810265987.pdfIn PDF document text
- https://voolabs.com/wp-content/plugins/formcraft/file-upload/server/content/files/160832e5ebf8dc---17232613922.pdfIn PDF document text
- http://chiengthai.com/file_media/file_image/file/70235998533.pdfIn PDF document text
- https://guapa2.com/admin/fck/file/wesutiser.pdfIn PDF document text
- http://www.fotografoeventimilano.com/wp-content/plugins/formcraft/file-upload/server/content/files/160e18f3e7b079---bagivuz.pdfIn PDF document text
- http://capmar.eu/userfiles/file/vejilabesojifazanuwajot.pdfIn PDF document text
- https://brylka-kfz.de/wp-content/plugins/formcraft/file-upload/server/content/files/160c4ed3251755---22162461536.pdfIn PDF document text
- https://onderhoudnlgarantie.nl/upload/file/45509079932.pdfIn PDF document text
- http://aldo-ins.com/userfiles/file/dowoxikutizokevopamunesis.pdfIn PDF document text
- http://th-hl.com///upload/files/75088593893.pdfIn PDF document text
- http://luluscafeonline.com/uploads/files/44821221839.pdfIn PDF document text
- http://www.hotel-margherita.com/wp-content/plugins/formcraft/file-upload/server/content/files/160afde3dba86e---62266545005.pdfIn PDF document text
- https://tcufroghouses.com/wp-content/plugins/formcraft/file-upload/server/content/files/16133d928d4c36---5349636058.pdfIn PDF document text
- http://emeat.ru/var/files/10976590318.pdfIn PDF document text
- http://www.sunargrup.com.tr/wp-content/plugins/super-forms/uploads/php/files/aobkie2kghqs843i0gnd538e7q/9444118873.pdfIn PDF document text
- https://www.audifonosdoshoydos.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c5cd0d8ef27---49892715685.pdfIn PDF document text
- https://kibledergisi.net/resimler/files/88052706466.pdfIn PDF document text
- https://www.tai.gr/wp-content/plugins/formcraft/file-upload/server/content/files/160bc1808c9d09---7190881552.pdfIn PDF document text
- http://newo.ru/files/files/90905088996.pdfIn PDF document text
- http://suportti.com/wp-content/plugins/formcraft/file-upload/server/content/files/160871cfe778d1---97017524480.pdfIn PDF document text
- http://stalmost.pl/userfiles/file/5224710286.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/3vuEKuznOb8/uplcv?utm_term=cours+%2F+le%C3%A7ons+d%27anglais+pour+d%C3%A9butants+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_off0000bddf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBDDF | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d5f1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD5F1 | 18900 bytes |
SHA-256: c3247fa2d89956aa9ef2d34d40858d567f7cdf163d611c2b1f7c41c8b123a8d5 |
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font_02_sfnt_off000105aa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x105AA | 11364 bytes |
SHA-256: 255fb15390fccf1050ba82a9439ef2a86515d7b8c6383ceab1d2a3ca30985a39 |
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