MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links pointing to compromised WordPress upload storage and disposable hosting, suggesting a link farm designed to redirect users to malicious content. The ML classifier strongly indicates maliciousness, and the heuristic firings confirm the presence of external URIs and a link farm pattern. No scripts were extracted, but the overall structure points to a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9989
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://www.inkfactory.pk/wp-content/plugins/formcraft/file-upload/server/content/files/16080c1ee3b3b6---wilajina.pdf
- http://nkcophs50threunion.com/clients/0/01/014062e559e26c1cf0711bcec4e573ae/File/pirodizofaja.pdf
- http://stmrcstvm.com/userfiles/file/xibile.pdf
- https://postelezmasivu-zlin.cz/ckfinder/userfiles/files/85718471079.pdf
- http://xn--h49avwqct32ewe967crscpsaz7d.com/ckupload/files/pumemonuj.pdf
- http://handbook.hu/upload/page/file/nixotutubunok.pdf
- http://quickfix-poland.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bbbade210a3---69025725627.pdf
- https://cgeminfos.ma/upload/file/roxodibilupebanas.pdf
- http://kennyre.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c8738ae2093---83066878518.pdf
- http://sns-russia.ru/userfiles/file/womexuzawaxajo.pdf
- http://admio.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160ac7823e6290---1542721164.pdf
- http://zawayakw.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ab5d8f392be---jogajebu.pdf
- https://adbadog.com/wp-content/plugins/super-forms/uploads/php/files/c2057114a2e92817ffa3336c970ed8a1/wejejukovup.pdf
- https://baodinhsolar.com/wp-content/plugins/super-forms/uploads/php/files/39lsacedc2njrvqarmdpop3n2h/46467859065.pdf
- https://iword.de/userfiles/file/sonelilasixajaremi.pdf
- https://baconbites.com/wp-content/plugins/super-forms/uploads/php/files/mqn28lurr0oqdklc8qjh5m7e00/27715796695.pdf
- http://alemotta.com/resources/original/file/lalozowofedabaf.pdf
- https://bistro-8.com/wp-content/plugins/super-forms/uploads/php/files/f8e179b0105341b2cae477de94a3549e/sibofitoravazotedav.pdf
- http://energo-market.ru/sadm_files/80828925621.pdf
- http://bilagroup.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ee168902a61---tajow.pdf
- http://pasted-radio.de/web/files/datunefijipe.pdf
- http://gezond-trakteren.nl/kasteel-doornenburg-img/bestandenfile/vivin.pdf
- http://ferramentabelleggia.it/public/file/5092914366.pdf
- http://sosnovgeo.ru/userfiles/file/kexomowotu.pdf
- http://www.afamaresme.org/wp-content/plugins/formcraft/file-upload/server/content/files/160bb75974828a---46330870877.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/DOqCt-cVA4I/uplcv?utm_term=places+to+go+in+monterey
- 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_off00010c63.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C63 | 16792 bytes |
font_01_sfnt_off00012475.bin4148c717e3cdb59db8a6eb3bf6f3f7967f54ca3b7dc3ffa4054a947f07f3fc01 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12475 | 16784 bytes |
font_02_sfnt_off00015017.bin4ded29a53240d860363e181aedaa17d2edb3e78d2d0c6fc8c0b9557ca7e43f5c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15017 | 10688 bytes |
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