MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript and a significant number of external links, many pointing to compromised or disposable hosting. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicates a link farm structure, and 'PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM' suggests these links are hosted on compromised WordPress sites. The embedded JavaScript likely facilitates the redirection or further malicious activity, contributing to a phishing or malware distribution attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9913
Heuristics 7
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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://piazzademarini3ge.com/userfiles/files/244455334.pdf
- https://www.hospedeagora.com.br/wp-content/plugins/super-forms/uploads/php/files/pbnovnginomkaqj976k76r3n2e/zivilopisadubiroxose.pdf
- http://0965818789.com/CKEdit/upload/files/ferujewakubuvex.pdf
- https://www.3dreamchurch.com/wp-content/plugins/super-forms/uploads/php/files/787abb0326f18a2b7609652a4eb313e0/wineb.pdf
- http://ibb-online.ru/f/file/menuwiwokixujabo.pdf
- https://dobre-akce.cz/media/files/file/98880021668.pdf
- https://www.abrasco.org.br/ckfinder/userfiles/files/fogovafeludimok.pdf
- https://ethiquedevelopers.com/wp-content/plugins/super-forms/uploads/php/files/c90fcd5289a6fb289918a28d38194c20/58075367056.pdf
- http://ascensionchina.com/userfiles/file/29240873966.pdf
- http://taketty.xyz/js/ckfinder/userfiles/files/miwenatotuwapevivimerilu.pdf
- http://allamericannursing.com/userfiles/file/87162721021.pdf
- http://argra.rs/wp-content/plugins/formcraft/file-upload/server/content/files/160808ca133b26---nudap.pdf
- http://amdind.com/userfiles/file/99864592523.pdf
- https://klingende-zeder.de/wp-content/plugins/formcraft/file-upload/server/content/files/160edfea73cb20---buwid.pdf
- http://paymentsbusiness.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1607bfbe3d07de---36466472103.pdf
- http://lctrading-gmbh.com/ckfinder/userfiles/files/zekadawa.pdf
- http://mimarkamilozkartal.com/userfiles/files/linujibetizugivum.pdf
- http://finemetal-cn.com/upload/files/69632524256.pdf
- http://shreejians.com/userfiles/file/xikomuzigasirenog.pdf
- https://globalclassic.org/wp-content/plugins/super-forms/uploads/php/files/jlbk4moiuch1lqdadpitovpjjf/29651700838.pdf
- http://www.dadosefatos.net.br/wp-content/plugins/formcraft/file-upload/server/content/files/160f04fbe0075b---95695852713.pdf
- http://mouaumfb.com/wp-content/plugins/formcraft/file-upload/server/content/files/160dadd8e4a8c4---lapozoxe.pdf
- http://ar-intl.net/wp-content/plugins/super-forms/uploads/php/files/6s6u5chb5gjjnajnmmlv32t6k0/xeponugegubeja.pdf
- http://www.deopendeur.org/imgUser/file/zoninonalijumila.pdf
- https://dialogueinpraxis.net/files/docs/safapolegobudivarelasixe.pdf
- http://smartmedicaleg.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607834c017ede---12095493611.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/YTWXjIUwRh0/uplcv?utm_term=motu+patlu+cartoon+mp4+download+hd
- 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_off00010201.bin43f427247c0b6403756c0682ec04dbd26851b2af5f1c9109ba510d924ef540b1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10201 | 10644 bytes |
font_01_sfnt_off00011a49.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11A49 | 16792 bytes |
font_02_sfnt_off0001325b.bindd0846b1c3d2daa9f326ce1e910805d9f939daa08f2063571ce7bb77eba2f914 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1325B | 17808 bytes |
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