MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs, many of which are part of a link farm designed to redirect users to potentially malicious websites. Heuristics indicate these links are hosted on disposable or compromised domains, suggesting a phishing or malware distribution scheme. The ML classifier and ClamAV detection strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9833
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://pixomot.ru/uplcv?utm_term=watch+my+hero+academia+season+5+free+online
- https://ozora.schaffsen.com/contents/file/lagezitafubetodosigare.pdf
- http://superazs.ru/images/news/file/68330192042.pdf
- http://reginahajo.hu/_user/file/jajikamagi.pdf
- http://fuerst-architects.com/uploads/file/wemiwutagukipudavogosan.pdf
- http://finproekt-msk.ru/userfiles/file/zivasawekazubopexexe.pdf
- http://zekejozsef.eu/FCKfeltoltott/file/35955805466.pdf
- https://weilaimachinery.com/userfiles/files/vavolafokuradoberegewon.pdf
- https://www.hs-hofgastein.salzburg.at/ckfinder/userfiles/files/804342386.pdf
- https://textosolutionslinguistiques.com/upload/editor/file/42650738633.pdf
- https://llibreriaha.com/img/events/file/17173544966.pdf
- http://miass.realxenon.ru/uploads/files/zepugamujasevawenu.pdf
- http://burchiellati.com/file_fck/file/tinoxagafagixilomaterowi.pdf
- http://www.akutrans.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613024c06d913---64974989753.pdf
- https://wedding-photos.cz/userfiles/file/1127471117.pdf
- https://theelementrama9.com/userfiles/files/89843989340.pdf
- https://activepymes.com/pub/file/laroxidusozezole.pdf
- http://ilink.pl/userfiles/file/64635839233.pdf
- http://accessprecision.com/userfiles/file/25535667165.pdf
- https://creationstationdance.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613239a5aebac---mexefixifu.pdf
- https://mpressivelabels.com.au/application/third_party/ckfinder/userfiles/files/lewirumekogoxewosimujiwo.pdf
- http://mlead.net/images/e/file/zakafoni.pdf
- https://zifu-tech.com/app/webroot/userfiles/files/tafevovufone.pdf
- http://rhondadejean.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/gixijapemuxezeke.pdf
- http://mrpennarak.com/user_file/file/77379984562.pdf
- https://hotelpancharatna.com/assets/userfiles/files/zuzafofigewexe.pdf
- http://sabaispa.net/userfiles/file/27438865975.pdf
- http://maxitelt.no/wp-content/plugins/formcraft/file-upload/server/content/files/1612feba27bb4d---85587869961.pdf
- 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_off0000dd5e.bin6e34edf63ad4542f8c824b180abdc777f490873d45b79513a1c0fea74f5d9447 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD5E | 17780 bytes |
font_01_sfnt_off00010be0.bina6fd0dd744102e9fb732678ee34da579915eef0b769557cd6cc785465a3082ea |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10BE0 | 10980 bytes |
font_02_sfnt_off00012547.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12547 | 16792 bytes |
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