MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links pointing to compromised WordPress sites and disposable hosting, indicating a link farm designed to redirect users to malicious content. No scripts were extracted, but the structure and URL patterns strongly suggest a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9916
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 http://sicompk.com/survey/userfiles/files/firadusubutaluseli.pdf
- https://greenturtleproductions.com.au/wp-content/plugins/super-forms/uploads/php/files/8bb7a09d0883fbf0b38def3a1ae4dc9d/rewogiwab.pdf
- http://panda-es.tokyo/yamituki-n/uploads/files/logunizejot.pdf
- https://inlandautorepairmurrietaca.com/wp-content/plugins/super-forms/uploads/php/files/e7995515a0e169bdaa3b44ff65e90caf/78106229280.pdf
- http://www.altrus.pl/wp-content/plugins/formcraft/file-upload/server/content/files/16079e12af1300---sotavutafoforutesiruvog.pdf
- https://esteticarcare.com/wp-content/plugins/super-forms/uploads/php/files/bcb85e81e64fe0d05455d33aab8bf71f/ronomafivaz.pdf
- http://lbs.ac.at/wp-content/plugins/super-forms/uploads/php/files/obah77atj95v0557dtk49k231v/demid.pdf
- https://newat.ru/wp-content/plugins/super-forms/uploads/php/files/73f4c16155867b42d2dcbbac83f76652/14304262649.pdf
- http://www.ncstarim.com.tr/wp-content/plugins/super-forms/uploads/php/files/f91gng05tcfsfovhf5e9pu22k7/wavoze.pdf
- http://english-island.pl/wp-content/plugins/super-forms/uploads/php/files/n5uj5dcdk81rk93ujtj4pvdnr2/52215315795.pdf
- http://wchs67.com/clients/f/fd/fd50fd9748f3592dabdfdad26f378f15/File/44063560488.pdf
- https://strategieb2b.com/userfiles/file/1320208170.pdf
- https://mebelpozakazu.ru/wp-content/plugins/super-forms/uploads/php/files/a2df6430ed5ab43f826d50344bf2b9a3/74239181826.pdf
- https://joyfool.art/wp-content/plugins/super-forms/uploads/php/files/73cd51827214a93fa0b6fb51fd1ec04e/zomozemixonutiruveje.pdf
- https://klingende-zeder.de/wp-content/plugins/formcraft/file-upload/server/content/files/16083b5404e8c7---43126048479.pdf
- https://pointsourcegroup.com/wp-content/plugins/super-forms/uploads/php/files/f726f4f869e3f83a16c1aa6c536a8d08/koxujojepowixununu.pdf
- https://neavocats.com/wp-content/plugins/super-forms/uploads/php/files/5e47e29ffc037a66683f061bdd130f37/68423375803.pdf
- https://www.peeryhotel.com/wp-content/plugins/super-forms/uploads/php/files/7e4bbe5ba77939c6eb5a66c7e512f888/89499932742.pdf
- https://tylbm.com/Upload/ckeditor/files/41142548136.pdf
- https://joyfool.art/wp-content/plugins/super-forms/uploads/php/files/210913531962f3ca04fb6381d2eaaf2b/gowupuvozez.pdf
- https://stakeoutllc.com/wp-content/plugins/super-forms/uploads/php/files/96f7cbc7492bc383c6c4bb310753ccdb/bifuvapitokelujifetiga.pdf
- https://118highschool.am/wp-content/plugins/super-forms/uploads/php/files/943bf5eb0801594ddcbdf5884445ff70/95191209056.pdf
- https://mosoptagro.ru/wp-content/plugins/super-forms/uploads/php/files/3143fa7d7560f1402427b25a1bd1ba93/gubiropikufifodugo.pdf
- http://bronia.org/userfiles/file/norejamuvemalonuminudejil.pdf
- https://pet-fashion.ro/mm/file/babalidudapevo.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/GLLx1DTH0VQ/uplcv?utm_term=lle+cellulitis+icd+10+code
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0001a98c.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1A98C | 16792 bytes |
font_01_sfnt_off0001c1a3.binb7ee855f2153b0ac01d8ee32ac6ff59a9bea514f52d08fcb9deee04eb98b58a8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1C1A3 | 10228 bytes |
font_02_sfnt_off0001d8b8.bin82f4b20e9646b58b6c16432da58b6f479a3f59f32fb71f1efb9c76a0088592e3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1D8B8 | 17212 bytes |
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