MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links to external websites, many of which are hosted on compromised CMS uploads or disposable hosting, indicating a link farm designed to redirect users. The ML classifier and ClamAV detection strongly suggest malicious intent, specifically identified as phishing or a trojan. While no scripts were explicitly extracted, the PDF structure and URL patterns are consistent with techniques used to distribute malware or conduct phishing campaigns.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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 https://www.hotwaterfactory.com.au/wp-content/plugins/super-forms/uploads/php/files/361f0c2acb1aa7a7b5dbbee7c9b9805c/42042913540.pdf
- http://mfplus.ba/wp-content/plugins/formcraft/file-upload/server/content/files/160c915fef33a9---1402913356.pdf
- https://mudrun.com/home/mud/public_html/ckfinder/userfiles/files/wekopu.pdf
- http://wypelnienia.kratex.pl/wp-content/plugins/super-forms/uploads/php/files/e34f3f69a2a939cd3eaa171c7471132a/60989567399.pdf
- http://thietbiotovn.com/Images_upload/files/vesizilobafogalelekasar.pdf
- http://tikatalog.sk/_files/file/60251871969.pdf
- http://petrduchek.com/files/ramosirefirotim.pdf
- https://imapcb.org/wp-content/plugins/super-forms/uploads/php/files/fq0j2p3ri0g01g20snvk73u8p0/mirapomilekesajabojapi.pdf
- http://montaze.org/democms/userfiles/file/jilijulosituvepokos.pdf
- http://pocatellocampfire.com/wp-content/plugins/super-forms/uploads/php/files/apk6jtsdn2i6qdm8uoj5a1veit/wivufilimewamorimene.pdf
- https://thehamptonsbloomington.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608792c439b46---xavufup.pdf
- http://www.nbrownies.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16075b68b32865---23775558333.pdf
- https://stefandes.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b549323b21c---79396159265.pdf
- http://metall-press.ru/files/polawobijemazutexeta.pdf
- http://themultifold.com/wp-content/plugins/super-forms/uploads/php/files/arr8og7cc16os16hut8blgg8g3/36902633003.pdf
- https://www.quatainvestimentos.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160734ead51201---52489635979.pdf
- https://vvpta-irvine.org/userfiles/file/93650077976.pdf
- https://infravoip.com/wp-content/plugins/super-forms/uploads/php/files/9157482c6b037462743a23d5b47a6ea5/97253660307.pdf
- https://www.accidentinjurylascruces.com/wp-content/plugins/super-forms/uploads/php/files/ghim80lhjkm6i14kb69jetqije/jufinenivazixowezuli.pdf
- https://lokmangal.co.in/wp-content/plugins/super-forms/uploads/php/files/117cb87a0b2982f16bdb61375e2663c7/40564625610.pdf
- http://toeicspeaking.net/_UploadFile/Images/file/62446987830.pdf
- http://aarogyamedico.com/userfiles/file/lidaxejiziminevabu.pdf
- http://bulmarconsult.com/files/bedemefavaligaxuj.pdf
- https://mosoptagro.ru/wp-content/plugins/super-forms/uploads/php/files/9338f7ae95aed22edb364852217383f3/89630947903.pdf
- http://briarcliff68.com/clients/71184/File/38724038788.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/DOqCt-cVA4I/uplcv?utm_term=film+feminisms+a+global+introduction
- 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_off0000f276.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF276 | 16792 bytes |
font_01_sfnt_off00010a88.bin58d8f3a6411b1cfa6b59e8273d9e5b1b6902a714481ee01359654d108f6c3c32 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A88 | 18968 bytes |
font_02_sfnt_off00013aa4.bin7a5559d36bd0d5ec84f521635cc53478fca5ac21c1915b08ce1d0281502faf9c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13AA4 | 11036 bytes |
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