MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF document exhibits characteristics of a phishing or malware distribution lure, evidenced by numerous embedded links pointing to external resources. The ML classifier and ClamAV detection strongly indicate malicious intent. The presence of a link farm on compromised CMS uploads and disposable hosting suggests an attempt to obscure the true destination and evade detection.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
Heuristics 7
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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 to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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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://yourtuscanyguide.com/wp-content/plugins/super-forms/uploads/php/files/c9pu2srg2ul6l53v6s4vtnlbo6/48309981022.pdf
- http://mtlebanon62.com/clients/5/5e/5ee551a8be14a26d7d76bc5e90dd1372/File/wowodode.pdf
- https://ambulatorioveterinariosismondi.eu/file/75072043854.pdf
- http://nhakhoasaigonkimcuong.com/uploads/images/files/kejid.pdf
- http://thueotodn.com/uploads/image/files/17997868561.pdf
- http://www.leesii.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a7a620096ae---70907651733.pdf
- http://for-rent-aalst.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a4c56e655de---lofakixojikoni.pdf
- https://www.crossfitparamaribo.com/wp-content/plugins/formcraft/file-upload/server/content/files/16076bc716c1b2---45864901757.pdf
- https://ewms.vn/wp-content/plugins/super-forms/uploads/php/files/6nv4kmi8posug6q37effktjkcs/lukuxivitagemajet.pdf
- http://stavebnevyrobky.sk/www/upload/files/towejakuwuwuvuvaninibon.pdf
- https://psychologgia.pl/Upload/file/31820530095.pdf
- http://ttc-investco.com/img/files/88782081709.pdf
- http://unseretochter.com/images/file/41755410831.pdf
- https://www.colegiodesafio.net/home/wp-content/plugins/formcraft/file-upload/server/content/files/1608b99af1ff5c---mebediwa.pdf
- https://gresathouse.com/wp-content/plugins/super-forms/uploads/php/files/c6fb2f676b72c77de1227d9f7a31d857/26816087359.pdf
- http://bdsductri.com/upload/files/76732766494.pdf
- https://stiff.pl/ckfinder/userfiles/files/temawitiwivogalumil.pdf
- https://lakeshoresmilesdentistry.com/wp-content/plugins/super-forms/uploads/php/files/6eelvooqscav3rtotbthu5s736/fakanezenefarezemirasaxu.pdf
- http://caribsplash.org/wp-content/plugins/formcraft/file-upload/server/content/files/1610676b6f1533---29373746497.pdf
- http://amphorabeautyclub.com/campannas/file/74719301489.pdf
- https://amesmedicalservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608bdc3844171---popufofuturusomexuzovolo.pdf
- http://shinserviceodi.ru/wp-content/plugins/super-forms/uploads/php/files/8f1e369caf445517914266a624de29ac/37641283963.pdf
- http://amfmeg.org/wp-content/plugins/formcraft/file-upload/server/content/files/1607344ea5f644---10465268503.pdf
- http://miskolciharsona.hu/pictures/file/lobakukobegere.pdf
- http://www.ncstarim.com.tr/wp-content/plugins/super-forms/uploads/php/files/k8j71dluu2shnt5b56guuaf7f1/pokaviduxolik.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/GLLx1DTH0VQ/uplcv?utm_term=what+did+jean+jacques+rousseau+believe
- 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_off0000dc6c.binb921e4ddc9f052590bc723d4c8a33f1cbc2c1afde733d2624b42cd060bd2de8b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC6C | 18764 bytes |
font_01_sfnt_off00010cb1.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10CB1 | 16792 bytes |
font_02_sfnt_off000124c8.bin47b96c8a0c63beb09d662cc85147afe703abc2ea918d47f4d3189e59e5139308 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x124C8 | 11044 bytes |
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