MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by multiple heuristics as a link farm, with many URLs pointing to compromised WordPress sites. The ML classifier and ClamAV also identified it as malicious, specifically as a phishing trojan. The presence of numerous links to potentially malicious content suggests an attempt to lure users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9911
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://bowenpainter.com/wp-content/plugins/formcraft/file-upload/server/content/files/160707dd712a4b---21569882614.pdf
- https://almudenafernandez.co/ckfinder/userfiles/Files/33090880946.pdf
- https://www.demetagras.com/wp-content/plugins/formcraft/file-upload/server/content/files/16072ea0fe19a2---66595986033.pdf
- http://multi-accueil.fr/ressource/site-image/files/48227711251.pdf
- https://gfow.om/wp-content/plugins/super-forms/uploads/php/files/0quj7hgn1db9okq9k0k5c1vk29/jenajesoguxetafulox.pdf
- https://deewo.de/wp-content/plugins/formcraft/file-upload/server/content/files/160b0e76dd71dc---jamaroraba.pdf
- http://gillsandgeckos.com/userfiles/file/rutuwuboxituwax.pdf
- https://stillwaiting.org/userfiles/file/miduluzuloxagefepikif.pdf
- http://home-delighted.com/user_img/files/60150953122.pdf
- http://www.sparkprototypes.com/wp-content/plugins/formcraft/file-upload/server/content/files/160e36c884cccd---pejoxozudatelejuneb.pdf
- https://myhoorayhealth.com/wp-content/plugins/super-forms/uploads/php/files/db813be185406c90979b063b8983f4f3/fovizaz.pdf
- https://beautifullifeuk.com/wp-content/plugins/super-forms/uploads/php/files/e4178c82e2accd579f838af2f232fa52/vikosivili.pdf
- http://acetuitioncentre.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1609ff2f6ca466---bimazuregobuwisa.pdf
- http://www.grupohk.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160797616ce413---gabokugadofidu.pdf
- http://www.airportlimofortlauderdale.net/wp-content/plugins/formcraft/file-upload/server/content/files/160ce11ab12b4d---49445595919.pdf
- http://samocvet.org/foto/ck/files/11552140496.pdf
- http://wjvanderheidedienstverlening.nl/uploads/file/dirusorijuluvuli.pdf
- http://www.luminicaambiental.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a1bc5db4749---98527272429.pdf
- http://avatars.ru/userfiles/file/piduz.pdf
- http://thefutureofgolf.eu/wp-content/plugins/formcraft/file-upload/server/content/files/1607ee5f79d8aa---94960951332.pdf
- http://sentezetutmerkezi.com/upload/ckfinder/files/pukazawagusibijegajis.pdf
- http://ellerbeefamilyreunion.com/clients/874543/File/1991844253.pdf
- http://www.astmalek.cz/obrazky/file/88514294207.pdf
- http://bergfin.se/wp-content/plugins/formcraft/file-upload/server/content/files/1608336b78d54f---pamuponigikuvilafivakote.pdf
- http://glovimex.com/uploads/ckfinder/files/wivowuxixofinixepimebaj.pdf
- http://amako-ra.com/wp-content/plugins/super-forms/uploads/php/files/626236cc64b139c284573e2ffc334677/mudusepadoji.pdf
- http://matraholding.hu/images/userfiles/files/99342684716.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3CAf4wW3hvY/uplcv?utm_term=pets+worksheet+1st+grade
- 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_off0000e06f.bin5d7c6b93315ee6ed2fc840c4a113ca6576313b14501fcc96494539ca498ccbd8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE06F | 10516 bytes |
font_01_sfnt_off0000f882.binef00d2488f60a2adee9cf20c23384d84b4573e9495adbb070678945cef246038 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF882 | 16700 bytes |
font_02_sfnt_off000123f6.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x123F6 | 16792 bytes |
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