MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF was flagged by ML classifiers and ClamAV as malicious. It contains numerous links pointing to compromised WordPress sites, suggesting a link farm designed to redirect users to malicious content. The presence of embedded URLs and the nature of the heuristics indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://www.cukoyem.com.tr/wp-content/plugins/super-forms/uploads/php/files/or2qk89qj3ln9bbrfutp7rstj0/jugefosejunoragud.pdf
- https://tractorpulling-emmeloord.nl/upload/file/tezipunovifexo.pdf
- http://niezapominajkowo.eu/userfiles/file/paxadolonezapenodu.pdf
- http://actionelectric.pt/www/wp-content/plugins/formcraft/file-upload/server/content/files/160b77d6cf2aa8---wuxexoxoba.pdf
- http://rspon.pl/images/wyswig_images/file/wexigokebuga.pdf
- https://moniimpex.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b5ddce0d345---93671393800.pdf
- http://vizesblokk.hu/files/file/35532776933.pdf
- https://www.euroservicemilano.it/wp-content/plugins/formcraft/file-upload/server/content/files/160a2ec6799d08---97657553003.pdf
- https://storage-in-motion.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609ed4106fa08---wewupunilobolizabavad.pdf
- http://jamoncup.es/wp-content/plugins/formcraft/file-upload/server/content/files/1609cbec02f696---tigusavuxonefuvomakokuli.pdf
- http://meteosputnik.ru/userfiles/file/mosumadufigelal.pdf
- http://ophtalmic-overnight.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1606c91f593834---zekilamul.pdf
- http://claudiodauelsberg.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160bd36526a2d8---10214571896.pdf
- https://braviengenharia.com.br/wp-content/plugins/super-forms/uploads/php/files/k0kbltcn6786q7ujda4q053htp/duvosekuwarewofak.pdf
- https://expungemyrecordnj.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607bf89a20f2d---giwije.pdf
- http://www.truca-taoules.com//ckfinder/userfiles/files/julolifet.pdf
- http://www.lightingandhvacexpo.com/wp-content/plugins/super-forms/uploads/php/files/43eab17e31ebd4e1de9bcfec63b36b22/21390116805.pdf
- https://baxsporthorses.com/userfiles/file/42313523229.pdf
- https://bienenaktuell.com/sites/bienenaktuell.com/files/file/wezuwigaxenebibixepelawuz.pdf
- http://kino-profi.com/wp-content/plugins/super-forms/uploads/php/files/afbaedc1eb01f9fdff4296689a59461e/15326369038.pdf
- https://wamsconference.com/wp-content/plugins/super-forms/uploads/php/files/daa521872bea1b0e8328b2c7f93347f1/kulifejefubutewubutan.pdf
- http://osc-pribor.ru/products_pictures/file/zameganemubadipopepofejez.pdf
- https://travelselection.us/wp-content/plugins/formcraft/file-upload/server/content/files/160bf12216cbed---71285878880.pdf
- https://asthasupermarket.com/userfiles/file/lirerukodexil.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/1KS0DP0cxss/uplcv?utm_term=anything+you+want+to
- 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_off0000ecc6.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xECC6 | 16792 bytes |
font_01_sfnt_off000104d8.bin69d7dc975d1050c9fbaceb5d6c0aa92c42bb677e948c1bd7c14d8be5234c26fa |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x104D8 | 21776 bytes |
font_02_sfnt_off000137fd.bin6d1f0d87ec9cdca433ee6301008ae9fed7a58f84e54bdd9ecc935d92470b10e8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x137FD | 10220 bytes |
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