MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a link farm pointing to multiple compromised websites, identified by heuristics like 'PDF_SEO_DISPOSABLE_LINK_FARM' and 'PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM'. The ClamAV detection and ML classifier strongly indicate malicious intent, likely for phishing or malware distribution via these compromised sites. No scripts were extracted, but the structure suggests a lure to download further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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 http://fashioncenterpoint.com/wp-content/plugins/super-forms/uploads/php/files/467a89a3a0a95261ddf6d99a67831a04/58841713456.pdf
- http://gentlemensquartersbarbershop.com/wp-content/plugins/super-forms/uploads/php/files/6212b54f44654f7344c6685e9d7ff978/zadujofu.pdf
- http://www.deadclan.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1607bea062f4cb---18480806446.pdf
- https://fotobolfestmeny.hu/mvc/userfiles/file/40474951367.pdf
- https://fortlauderdale-carservice.com/wp-content/plugins/formcraft/file-upload/server/content/files/160815ad521c1c---bubopomevivavenixivex.pdf
- http://furniture83.com/upload/files/jekipegiseded.pdf
- http://musorcentrum.hu/files/article/file/21403322858.pdf
- https://www.partyshuttlebus.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160a238da0a619---91140759147.pdf
- https://asthasupermarket.com/userfiles/file/tigawebidun.pdf
- http://www.jimenez-casquet.com/wp-content/plugins/formcraft/file-upload/server/content/files/16083ce4d8d059---85344203904.pdf
- http://www.hj-bouwt.be/wp-content/plugins/formcraft/file-upload/server/content/files/160be580a175e1---81709467561.pdf
- https://store-connector.com/_upload_bilder/_filemanager/file/33198797266.pdf
- https://alexandrapanayotou.com/web/images/static/file/zaxubejukananunek.pdf
- https://nullemont.fr/nullemont/ckfinder/userfiles/files/tezamusamunujok.pdf
- http://adabaskimerkezi.com/upload/file/waraparememi.pdf
- https://ngoctraithaibinhduong.com/uploads/news_file/7113953312.pdf
- http://photo-preiss.com/upload_files/files/79366922961.pdf
- https://airbays.com/userfiles/file/15534455096.pdf
- http://vegasoft.hr/wp-content/plugins/formcraft/file-upload/server/content/files/16094b83808296---45655969898.pdf
- http://begemot-rus.com/uploadfiles/file/2021051504495473499.pdf
- http://domeinbeverdonk.be/assets/files/file/felulekofoxedezuked.pdf
- https://vakukh.ru/wp-content/plugins/super-forms/uploads/php/files/d17e1ee039585d742c25ec2c3810f85b/51787350539.pdf
- https://xn----9sbccjdbca7cyaieg1a3j.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/4c170436a26f0ef3759d5764847dbacc/45666342776.pdf
- https://celovechurch.org/wp-content/plugins/super-forms/uploads/php/files/cc47340c378cfe6e7910bcf5602792c3/fupaloteviboto.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/S30rS-6n6vg/uplcv?utm_term=parable+of+the+great+supper
- 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_off0000ee23.bin98159430669e66f09d2af70341359d7ba25701d989deb94d37e48c08fd0d88bd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE23 | 10684 bytes |
font_01_sfnt_off0001069b.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1069B | 16792 bytes |
font_02_sfnt_off00011ead.bina5c9e29cdcebdd9653b635dad1fdf4a8d2edf5a337c0adc46c676c52f54c78c4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11EAD | 16952 bytes |
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