MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was flagged by ML classifiers and ClamAV as malicious, with a high-confidence detection of Pdf.Phishing.Trojan. The heuristic firings indicate it functions as a link farm, directing users to various PDF files hosted on potentially compromised or disposable domains, likely as part of a phishing or malware distribution scheme. The presence of invoice-related language further supports a lure-based attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9835
Heuristics 7
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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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Fake invoice / payment lure low SE_INVOICE_LUREDocument contains invoice or payment language paired with an action verb — useful context when combined with link, macro, or attachment indicators
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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://wjvanderheidedienstverlening.nl/uploads/file/43468884825.pdf In PDF document text
- http://bagiez.com/userfiles/file/vetuvutajup.pdfIn PDF document text
- http://kondicionery-krasnogorsk.ru/upload_picture/file/degafurazikawo.pdfIn PDF document text
- http://beepost.vn/upload/userfiles/files/7549668673.pdfIn PDF document text
- http://recamonde.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16085d8f03bc60---zokepojarudoruwipu.pdfIn PDF document text
- https://ktmcollege.org/public_html/userfiles/file/pebexomixit.pdfIn PDF document text
- https://www.vedaaz.com/wp-content/plugins/super-forms/uploads/php/files/a4f7f559c4bcc18b98b0578af5bd3989/kemelawilijotexuramatanen.pdfIn PDF document text
- https://monacollection.ua/wp-content/plugins/super-forms/uploads/php/files/62fc0cad4136255a43f9b10f2009c5d9/14354671538.pdfIn PDF document text
- http://technocom.pl/editor/file/vusivenowixabefupasuz.pdfIn PDF document text
- http://milcontabil.com.br/wp-content/plugins/super-forms/uploads/php/files/u9r8v804e7fnmg6ttf66cprgn0/50103729264.pdfIn PDF document text
- https://maxflowfans.com/userfiles/file/2701593024.pdfIn PDF document text
- http://schokobrunnen.com/idata/fujaratemevexadewege.pdfIn PDF document text
- https://trucraftsmanship.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a2e7a0a1f72---jodugidibil.pdfIn PDF document text
- http://bc-arman.kz/ckfinder/userfiles/files/50347017500.pdfIn PDF document text
- https://www.tai.gr/wp-content/plugins/formcraft/file-upload/server/content/files/1607f00cc8084d---xalibejodavabadofoseb.pdfIn PDF document text
- https://perleyparish.org/wp-content/plugins/super-forms/uploads/php/files/931432e37f29ceaa4cbf62fc3635259f/riperonibaponob.pdfIn PDF document text
- http://bezpieczna-strefa.pl/wp-content/plugins/super-forms/uploads/php/files/4c842fcc6843e66012e9c9064343f5fc/40517576345.pdfIn PDF document text
- https://omomediacion.com/wp-content/plugins/super-forms/uploads/php/files/32b8c6c419eb4016773a93442524c78d/sovovivadav.pdfIn PDF document text
- https://elpmarketing.ca/wp-content/plugins/super-forms/uploads/php/files/9121af2c50321676b463da57c85e387a/dusozanimidigojewedasop.pdfIn PDF document text
- https://anukulagrotech.com/userfiles/file/sozagixosefu.pdfIn PDF document text
- https://alfa-pechati.ru/wp-content/plugins/super-forms/uploads/php/files/56a809bd15f1d4703134d9c9dc566005/9521731582.pdfIn PDF document text
- http://ashioke.com/images/library/File/latidida.pdfIn PDF document text
- http://terapeutickemasaze.eu/wp-content/plugins/formcraft/file-upload/server/content/files/160843dcfa5e7b---rekibaxikufaxidev.pdfIn PDF document text
- https://adm.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/b31fc4872db72f384f7dcaaaa6898545/16463984137.pdfIn PDF document text
- https://www.tctnanotech.com/wp-content/plugins/super-forms/uploads/php/files/3d927b2b7c49087433791e2c35558142/68292420331.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/cv9VXjIrmdE/uplcv?utm_term=order+to+cash+cycle+in+oracle+apps+r12+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_off0000fccc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFCCC | 11028 bytes |
SHA-256: 96cdff3a205c06ac8478a274edd6145107ed28c4bfcb6b63dcb1d331eb0db0f0 |
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font_01_sfnt_off0001167d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1167D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012e8f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12E8F | 17112 bytes |
SHA-256: a55f487c26dd4a538dc004a63d01d1d140ad2a717e10302b6cbc04234cc057eb |
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