MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of links, many pointing to compromised WordPress sites or disposable hosting, indicating a link farm designed to lead users to malicious content. The ClamAV detection and ML classifier strongly suggest malicious intent, likely phishing or malware distribution through these external links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
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://vmkmsz.hu/userfiles/file/vivadigubevevagiso.pdf
- https://artasedanasingaraja.com/uploadfck/file/83546899265.pdf
- http://aksaaydinlatma.com/img/editor/image/file/baliweredawu.pdf
- http://wignaccent.com/FCKeditor_2.6.3/userimages/file/20210615054646.pdf
- https://biocoils.com/img/file/38356922048.pdf
- https://cffcommunications.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1/160c5d460cac77---79180229060.pdf
- http://lbhs1965.com/clients/6/6b/6bdd8f708684a1f547efbf97e1630fe5/File/judevufinabibivi.pdf
- https://reflexlighting.com/wp-content/plugins/super-forms/uploads/php/files/dd07ab062d85f72f94683ec93a4491b1/24685619574.pdf
- http://www.johnknox.ch/wp-content/plugins/formcraft/file-upload/server/content/files/1609b4af9224d8---25263019540.pdf
- http://www.nbrownies.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16082de7083071---jumozowepanopo.pdf
- http://visualpaint.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607ff5ebbf8b9---58191367154.pdf
- https://www.scanworld.se/wp-content/plugins/formcraft/file-upload/server/content/files/160af70f5e7b86---direnoxakewinovolositenim.pdf
- http://www.radiopopiatej.com/wp-content/plugins/formcraft/file-upload/server/content/files/16085a39cb0844---reledutat.pdf
- https://bd-sokolovska.eu/userfiles/file/4315788721.pdf
- https://akarchlight.com/wp-content/plugins/super-forms/uploads/php/files/b192236ee0a2786b69249938103e36b6/wulosedew.pdf
- https://rajaunited.com/contents//files/tasumunumufilunor.pdf
- http://seamcc.com/UserFiles/files/88821661706.pdf
- http://jockmurray.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606d4f01170ad---7096190294.pdf
- http://www.zywawiara.pl/pliki/39009929223.pdf
- http://netflor.pl/upload/File/48156977456.pdf
- http://www.melodypods.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606c98a880c7c---21502425702.pdf
- https://www.vedaaz.com/wp-content/plugins/super-forms/uploads/php/files/e5e0f47e51572ce07f4bbb34ffddff55/raxanefovakiwaj.pdf
- http://trainternational.in/wp-content/plugins/formcraft/file-upload/server/content/files/160c5cfd9609bc---52535193128.pdf
- http://romanakladatelstvi.cz/userfiles/file/zudisibukuzeroxevufanagam.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/FevRqgeaUVY/uplcv?utm_term=hire+meaning+in+tamil
- 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_off0000d8c3.bin8896f7fbc8e1e8a7c9edc06718a13c2410787790e7f6b8cc959e23f81a22ec2d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD8C3 | 10156 bytes |
font_01_sfnt_off0000ef5b.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF5B | 16792 bytes |
font_02_sfnt_off0001076d.binad135f5581f07d4b937c0a3f27fa722fb0254e28789d4e440d41ff3fbfd30ae2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1076D | 19348 bytes |
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