MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains a link farm pointing to multiple compromised WordPress upload directories, suggesting a phishing or malware distribution lure. The presence of numerous distinct hosts and links within the document supports this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
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://janeunchained.com/wp-content/plugins/super-forms/uploads/php/files/pvcbnsho7hgiq05p16d0deav63/kodevegafisojewomasevis.pdf
- http://www.sarajevo-inn-grunewald.com/wp-content/plugins/formcraft/file-upload/server/content/files/16070d20c64699---zevavulujalezoliga.pdf
- https://www.okcfarmersmarket.com/wp-content/plugins/super-forms/uploads/php/files/ee574758c9bb4fbf3ab12d78126dfa67/fopipe.pdf
- http://www.wallisandemmanuel.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ac8acb3705a---vanivuzisewawa.pdf
- http://www.next-conseil.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160901040ef11c---52218667248.pdf
- https://martybermanassociates.com/wp-content/plugins/super-forms/uploads/php/files/2c4f1fb0147610fdcbc8c3f935918383/97097750539.pdf
- https://northstarexecutivesearch.com/wp-content/plugins/super-forms/uploads/php/files/331eb3ae031267e0be993700ac0de60e/xefupugujonefasub.pdf
- https://planet-for-events.de/userfiles/file/85147519822.pdf
- https://chpcentre.com/files/file/5260072089.pdf
- https://sf-tfi-pgu.uz/wp-content/plugins/super-forms/uploads/php/files/a37c845d31c1534974100c2a42e83941/tuvedelutepetof.pdf
- https://maugli24.ru/wp-content/plugins/super-forms/uploads/php/files/6425e53239506a5a83ca3465fceaf752/fikabovifixegatijuf.pdf
- http://raduzhniy.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a95fab75096---22207689593.pdf
- https://perfecthospitals.org/FCKeditor/file/85677642503.pdf
- https://lashmakerpro.it/wp-content/plugins/super-forms/uploads/php/files/6dnkkc8kip2s18mgou3jh6rob0/54667293127.pdf
- http://skikk.nl/app/webroot/files/userfiles/files/navexilebunisizulezowoju.pdf
- https://www.mii.net/wp-content/plugins/super-forms/uploads/php/files/1925c78008068fb222ba293e1e77a3b2/mosufaletaxifasinokoz.pdf
- https://3dreamvr.com/wp-content/plugins/super-forms/uploads/php/files/c9898e030a9779b19cc26490d1368987/86733301119.pdf
- http://zigzagontwerp.nl/sites/default/files/file/jolumumejebo.pdf
- https://t4g.nasscomfoundation.org/wp-content/plugins/super-forms/uploads/php/files/9e6gl5nd496st23v8pemurud33/fekijozovasosagafix.pdf
- http://maslag.eu/userfiles/file/71282214875.pdf
- http://pphu-joanna.pl/fckpliki/file/10649245496.pdf
- http://medicaldistri.com/ckfinder_files/files/dujorasexewawowiretetonaw.pdf
- https://mkting.com.co/wp-content/plugins/super-forms/uploads/php/files/98332cd75dfe03f9268ba6d287ca551f/fiviriruvepaviludunenagi.pdf
- https://www.sharpeningfactory.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609f1b6f477f0---89651737818.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/S30rS-6n6vg/uplcv?utm_term=thomas+the+train+day+of+the+diesels
- 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_off0000d2bb.bindcbd90c61500415b73caf24f7497797c8f7b946507961bc0d91560b1ab9253dd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD2BB | 10696 bytes |
font_01_sfnt_off0000eb1a.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB1A | 16792 bytes |
font_02_sfnt_off0001032c.bind3bd6360cfd1053bb95d28d84e2a7110986363b3e5ced88a78ccf4e1959dd153 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1032C | 17444 bytes |
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