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 CMS uploads and disposable hosting, suggesting a phishing or malware distribution scheme. Although no scripts were explicitly extracted, the PDF structure and embedded URLs are indicative of an attempt to redirect users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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://luxartparquet.com/wp-content/plugins/super-forms/uploads/php/files/e65bcdbe76cfda7d2977431e02a0d524/rogapabu.pdf In PDF document text
- http://toyotarent.hk/FileData/ckfinder/files/20210829_B33BD0F217ED4847.pdfIn PDF document text
- https://santa.sg/images/users/00000000/files/ramodamafujem.pdfIn PDF document text
- http://www.korayozelguvenlik.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bef8c420550---xufozakuliziso.pdfIn PDF document text
- https://cornerstonelaw.eu/userfiles//file/25796807884.pdfIn PDF document text
- http://jncs.kr/page_data/file/20210724235518.pdfIn PDF document text
- http://innovatepc.com/userfiles/file/2829647560.pdfIn PDF document text
- http://polimak.pl/userfiles/file/7475129043.pdfIn PDF document text
- http://boatmonies.com/uploads/files/xisavazokijefixozade.pdfIn PDF document text
- https://www.hs-hofgastein.salzburg.at/ckfinder/userfiles/files/gexumitanisijefetazepe.pdfIn PDF document text
- https://www.ibyservice.com/wp-content/plugins/super-forms/uploads/php/files/e0e0400dc0cb8564e6d529ea936b836d/jimumejize.pdfIn PDF document text
- http://victorylimo1.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a4445642ad3---bavaxupivebobejiz.pdfIn PDF document text
- http://sergeybazarov.ru/file/tomumideso.pdfIn PDF document text
- https://shibbirs.com/media/files/23587744019.pdfIn PDF document text
- https://www.vedaaz.com/wp-content/plugins/super-forms/uploads/php/files/4969eef5f87f6d6e47248dcc1f02106c/tituda.pdfIn PDF document text
- https://totalyoumovement.com/wp-content/plugins/formcraft/file-upload/server/content/files/160701c69dcb43---78642356191.pdfIn PDF document text
- https://hazeloyun.com/calisma2/files/uploads/xinobubem.pdfIn PDF document text
- http://xn--80aguejfegacgj0ad.xn--p1ai/pict/file/30277267093.pdfIn PDF document text
- http://www.hptindia.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a6ae1ec6d4f---16852209814.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/cv9VXjIrmdE/uplcv?utm_term=cr%C3%A9er+une+table+des+mati%C3%A8res+word+2010+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_off0000d780.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD780 | 20412 bytes |
SHA-256: cb4bfd22076947acabf085c7abb903d36b2448d9700a0aa7eb582eae7adf152d |
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font_01_sfnt_off00010ab6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10AB6 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000122cd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x122CD | 11620 bytes |
SHA-256: 79353640dc1066321b7432cad687299451563bf86e3df1a1a761e859c309373b |
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