MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, many pointing to compromised websites or disposable hosting, suggesting a link farm designed to redirect users to malicious content. The presence of PDF_SEO_DISPOSABLE_LINK_FARM and PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM heuristics further supports this. No scripts were extracted, but the overall structure points to a phishing or malware distribution lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://tatsolarlight.com/uploads/files/59945536046.pdf
- http://adanateknikservis.web.tr/wp-content/plugins/formcraft/file-upload/server/content/files/16141cbd52019f---nakelepitofikomowofaku.pdf
- https://daynexweb.com/upload/ckfinder/files/57415879348.pdf
- http://www.golfusa.be/userfiles/files/86475448269.pdf
- https://lacaune.hu/userfiles/file/tobobutiboxo.pdf
- https://elpollopaulino.com/cenavarra_userfiles/files/rijukejolo.pdf
- http://bnblspecialities.com/userfiles/files/2795737635.pdf
- https://thefertilizergranulators.com/d/files/63069175133.pdf
- http://quatanggiabao.com/images/uploads/files/96389356119.pdf
- http://skisun.it/userfiles/files/rotaxonepamunusove.pdf
- http://co-wemart.com/careeruserfiles/file/99938948676.pdf
- https://defrokatilai.lt/images/files/6522446480.pdf
- http://siciny.eu/userfiles/file/nibanosekuwosu.pdf
- http://www.oknookna.pl/wp-content/plugins/formcraft/file-upload/server/content/files/16142dfff945d1---tevovoluwokumegigaras.pdf
- http://www.vandiestbrandstoffen.be/uploads/files/puvisibipupa.pdf
- http://sakulchaiplace.com/Uploads/file/binoladunuwi.pdf
- http://haki.vn/uploads/files/88721763580.pdf
- http://amsasecretariat.fr/userfiles/file/xoxesawuseronalunagotavos.pdf
- http://sampoernastrategic.com/uploads/image/files/luputotipete.pdf
- http://kastely-vacduka.hu/fileok/file/16061712997.pdf
- https://www.lang-mayer.de/wp-content/plugins/formcraft/file-upload/server/content/files/16134c5e5c9af5---zitanemikifewexixejixoniv.pdf
- http://mp-journal.com/media/file/weruk.pdf
- http://gaestehaus-am-erlkoenig.de/img/editor/file/73018780482.pdf
- https://dzido.pl/userfiles/file/84719339132.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/6naE_Nh8_CY/uplcv?utm_term=cell+energy+cycle+gizmo+answer+key+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_off0000e55c.bin06caaaaa64962b72eba5fcc2c08a16818f5f1877039940bce17f727b8f66d769 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE55C | 11248 bytes |
font_01_sfnt_off0000ffa7.bin4ec6f65f3e92ac174ce8db0b19b4baba7baad6c5c1f46dc347a6e4f2cc2c0aa5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFFA7 | 18788 bytes |
font_02_sfnt_off000130fb.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x130FB | 16792 bytes |
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