MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links pointing to compromised WordPress sites, suggesting a link farm designed to distribute malicious content. The ML classifier strongly indicated maliciousness, and the presence of external URIs and a link farm heuristic supports this. No scripts were extracted, but the overall structure and URL patterns are indicative of a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9827
Heuristics 5
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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://drafthe.ru/uplcv?utm_term=sura+guide+for+9th+social+science+free+download+pdf PDF link annotation
- http://elenasteele.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d917134c66f---nurid.pdfIn PDF document text
- http://www.afamaresme.org/wp-content/plugins/formcraft/file-upload/server/content/files/160ab6f4c47364---tutujeratakexosojip.pdfIn PDF document text
- http://remontnoedelo.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16087cb8136e43---wagarojimolojovidozak.pdfIn PDF document text
- https://tonitomov.com/picture/file/lonowidepevit.pdfIn PDF document text
- https://ehlibeytalimleri.com/resimler/files/32473703741.pdfIn PDF document text
- http://www.elitagida.com.tr/wp-content/plugins/super-forms/uploads/php/files/kk448esqcs1fiqpbe9ib22ntn2/47770571262.pdfIn PDF document text
- http://www.champcaregivers.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c03158270d3---dejiwategogo.pdfIn PDF document text
- http://xn--dlek-5qa.com/admin/UserFiles/file/tegefowope.pdfIn PDF document text
- https://daynexweb.com/upload/ckfinder/files/wutoputexosu.pdfIn PDF document text
- https://rmissio.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160794c6e27aae---jekorazezirudufipit.pdfIn PDF document text
- http://chanakyaaerospacedefence.com/userfiles/file/rolemokafevixodepanikapik.pdfIn PDF document text
- https://kfz-gutachter-oliver-schiller.de/wp-content/plugins/formcraft/file-upload/server/content/files/160d86c146958a---5426157361.pdfIn PDF document text
- https://bettenbaehren.de/wp-content/plugins/formcraft/file-upload/server/content/files/160ad8dca320b5---winedunarola.pdfIn PDF document text
- https://adiwirawanbali.com/wp-content/plugins/super-forms/uploads/php/files/09eb38476daaabbd63f5a664b95ea30c/nuwomilofetabivefunasojep.pdfIn PDF document text
- http://kutscher-customs.de/gfx/userfiles/files/rukezevaxavowupari.pdfIn PDF document text
- http://yule-sign.com/upload/editor/file/20210616095617.pdfIn PDF document text
- http://www.ashtralmedia.com/wp-content/plugins/formcraft/file-upload/server/content/files/16072f4b67f13c---62789021644.pdfIn PDF document text
- https://kuechentreff-schmid.de/wp-content/plugins/super-forms/uploads/php/files/amgm0ir7n4glagmuq3i1m4idac/gomugiropojav.pdfIn PDF document text
- https://www.enterpriselighting.com/wp-content/plugins/super-forms/uploads/php/files/4ee687d324629b375a32c75f8b67c71e/73841873613.pdfIn PDF document text
- https://evocative.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1606c87542e73e---lukesovamaduragamoxijexu.pdfIn PDF document text
- http://www.meglobalinc.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1608b8e83bffdc---64329013872.pdfIn PDF document text
- http://esoftland.com/userfiles/file/9190490796.pdfIn PDF document text
- http://www.melodypods.com/wp-content/plugins/formcraft/file-upload/server/content/files/160777c8ba28c1---fafinusexejasupapodedofaf.pdfIn PDF document text
- http://henri-ruch.ch/doc_pub/file/juwaxijorakek.pdfIn PDF document text
- https://regalcabs.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1607b7e4255406---71758464245.pdfIn PDF document text
- https://hopefor.today/wp-content/plugins/super-forms/uploads/php/files/f487ac836867cfe96486bb11d0aa49a7/vokebolo.pdfIn PDF document text
- https://ewms.vn/wp-content/plugins/super-forms/uploads/php/files/tpdfq95cej8hni8g4t6b79924m/nodofusuxipimotalib.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000c74f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC74F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000df61.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF61 | 16112 bytes |
SHA-256: 996ca6c445cf5dd3c085101af51a359cad1b9d492bebae8aff0181bf55d6129d |
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font_02_sfnt_off00010940.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10940 | 11328 bytes |
SHA-256: e7f7aa37ee0882fc4bdcadc0a55940664e58dc8eb23c5b047d211ae66b831924 |
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