MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm pointing to compromised WordPress uploads and disposable hosting, suggesting it's used to redirect users to malicious sites. The embedded URLs and the nature of the heuristics strongly suggest a phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9980
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://parc-hotel.info/file/11422824329.pdf In PDF document text
- https://transport-vehicules.fr/userfiles/file/16468525918.pdfIn PDF document text
- http://grandinspirations.com/clients/75274/File/17638408871.pdfIn PDF document text
- http://zulassung4you.de/bilder/file/13422179781.pdfIn PDF document text
- https://navliecky.net/userfiles/file/10908758974.pdfIn PDF document text
- http://dexgerm.com/data/file/userfiles/files/38356457839.pdfIn PDF document text
- http://educasters.co/ckfinder/userfiles/files/57365462298.pdfIn PDF document text
- http://kmsenior.org/file/files/xokepaverakomadunigaj.pdfIn PDF document text
- https://uaqbakery.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609cb75539bed---32900056620.pdfIn PDF document text
- http://royalwedding.jp/images/blog//file/35356879812.pdfIn PDF document text
- http://wojno-stal.pl/pliki/file/vefibupiwujadeditokuradu.pdfIn PDF document text
- http://envigest.cz/upload/file/16258806101.pdfIn PDF document text
- https://www.duffylighting.com/wp-content/plugins/super-forms/uploads/php/files/7ea6d97674501100b0a41ebc9b66954f/11215266717.pdfIn PDF document text
- http://gwtcs.org/Content/uploads/files/65016177979.pdfIn PDF document text
- http://drprdesaihospital.com/uploads/89727230847.pdfIn PDF document text
- https://sherwoodchamber.org/ckfinder/userfiles/files/6641272668.pdfIn PDF document text
- http://www.luminicaambiental.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607d30c76ef0a---kukiwosixeriwagag.pdfIn PDF document text
- http://wingprocess.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/77265055244.pdfIn PDF document text
- http://animalscipublisher.com/files/upfiles/file/96564240398.pdfIn PDF document text
- https://segurosjdd.com/wp-content/plugins/super-forms/uploads/php/files/bmckkn6ror0v8vt242dc9j24e4/52539518249.pdfIn PDF document text
- http://www.bash.cl/media/file/soraronimi.pdfIn PDF document text
- http://alarcon-v.com/editor_upload_image/file/68801329844.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/3vuEKuznOb8/uplcv?utm_term=coal+energy+advantages+and+disadvantages+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_off0000eb50.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB50 | 10884 bytes |
SHA-256: ae10a1a88c3f207c27e8c827f0b1b63492dae11fc8686adb991c6de6a201a3c1 |
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font_01_sfnt_off00010475.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10475 | 18056 bytes |
SHA-256: 0d8af76e31de758f514f894f83a69a49317d2b2d88fa88f802627a8152b25764 |
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font_02_sfnt_off00013363.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13363 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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