MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was identified as malicious by ML classifiers and ClamAV, specifically flagged as a phishing trojan. Heuristics indicate it functions as a link farm, with numerous URLs pointing to compromised WordPress upload directories. These links likely serve to distribute further malicious content or redirect users to phishing sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9949
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 http://drvision.org/wp-content/plugins/formcraft/file-upload/server/content/files/160bda4453736b---sumalotubemerafijajog.pdf
- https://greenturtleproductions.com.au/wp-content/plugins/super-forms/uploads/php/files/a6b853d6711968e2ebf131f8c69651d6/gigebetewirap.pdf
- https://pankalconstructora.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609305b28bf70---nolufiliwogusizadif.pdf
- https://lakeshoresmilesdentistry.com/wp-content/plugins/super-forms/uploads/php/files/vrljc3oe8k5r839u01bnfinrc4/68012028294.pdf
- https://www.energetisch-therapeut-estie.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160b621236b74d---kujejikodeferasi.pdf
- https://livingcircles.ch/wp-content/plugins/formcraft/file-upload/server/content/files/160bc24d97700e---43223035279.pdf
- https://www.kalirich.com/wp-content/plugins/super-forms/uploads/php/files/7jin7k0k9ojihfkpnt258hf163/55020791339.pdf
- https://www.femregenx.co.za/wp-content/plugins/super-forms/uploads/php/files/f65cesm1t6nmgkn9g4moulgq72/38652900351.pdf
- https://www.mercedesbenzofaustinservice.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ba4c409c162---26089984316.pdf
- https://criteriacambio.com.br/wp-content/plugins/super-forms/uploads/php/files/lh5p9cdrircs7sphru9vskg2hu/17907286664.pdf
- http://www.marsagri.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bb090293800---59177880766.pdf
- http://gibeaufamily.com/clients/870383/File/daluve.pdf
- http://begemot-rus.com/uploadfiles/file/2021060309271873499.pdf
- http://gildiamasterov.ru/userfiles/file/30706760783.pdf
- http://penoplex24.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16081382c44317---5051257674.pdf
- http://billedbutikken.dk/articlefiles/file/28759342411.pdf
- https://inchiriereelicoptere.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160c5995acbba3---juzofupiminageli.pdf
- https://takipbizde.com/calisma2/files/uploads/699576012.pdf
- http://salonlomi.pl/wp-content/plugins/formcraft/file-upload/server/content/files/16080faf2876d8---23761312001.pdf
- https://empylean.com/wp-content/plugins/super-forms/uploads/php/files/eprouc8gmgb98jbkuj7fqtvn3s/6360305902.pdf
- http://ecbpolska.pl/wp-content/plugins/super-forms/uploads/php/files/beda4b1e05d88ae580783c48b93cc6f0/rawadijowukigifebipapis.pdf
- http://kperrylaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/vaguraxuvafe.pdf
- http://animalscipublisher.com/files/upfiles/file/1632291811.pdf
- http://scales-center.com/shop/fck_file/file/bapilawugub.pdf
- http://shmountaineering.co.uk/wp-content/plugins/super-forms/uploads/php/files/fk9o6a8dd55grv3jv05t0qonj0/penuxujiwiroxoka.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/3vuEKuznOb8/uplcv?utm_term=animated+content+aware+scaling
- 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_off0000cf02.binc4e671f9b9e3c38ed58a2d054338f4f94806807d6fc0e0c33ac4c0f0dd8a2041 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF02 | 10780 bytes |
font_01_sfnt_off0000e7a9.bin268151a42f58b2ec7a92db9fa65657ea6b033606dd8042cc63f32202e78e07b9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE7A9 | 16532 bytes |
font_02_sfnt_off00011287.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11287 | 16792 bytes |
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