MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a large number of embedded URLs, many pointing to compromised WordPress sites and disposable hosting. The ML classifier strongly indicates maliciousness, and the structure suggests a link farm designed to redirect users to potentially harmful content. No scripts were extracted, but the overall pattern is consistent with SEO poisoning or traffic redirection campaigns.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://webmodeli.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a9811c2108e---42131098794.pdf In PDF document text
- https://ckmandarin.com/uploads/vimagedorapopix.pdfIn PDF document text
- http://allasclub.com/campannas/file/90828742854.pdfIn PDF document text
- https://alphacleanwashing.com/wp-content/plugins/super-forms/uploads/php/files/eb4e6a96ac35980b4ef239604dce32f1/lorukedulupiguwaxifuxat.pdfIn PDF document text
- https://amgaa.org/temp//files/tugawowix.pdfIn PDF document text
- http://www.ncstarim.com.tr/wp-content/plugins/super-forms/uploads/php/files/vc6seljpagnafcaj4ieuti3sf4/23715782945.pdfIn PDF document text
- http://web68s.com/upload/files/xozosadiditegiruwimo.pdfIn PDF document text
- https://www.quatainvestimentos.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1609cff5621d6e---depededofumutofavurav.pdfIn PDF document text
- https://siphouse96.com/wp-content/plugins/super-forms/uploads/php/files/e0355771d1ffe72c608bd8450f4c733b/56038300359.pdfIn PDF document text
- http://jcon-aps.dk/userfiles/file/denosizomavomolezeke.pdfIn PDF document text
- http://www.lifestaralberta.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608d2dfda5f72---39965985496.pdfIn PDF document text
- https://vayamcs.com/content_files/files/vezevexekuxetixabov.pdfIn PDF document text
- http://www.hkqi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609660232fb2a---seveberewuled.pdfIn PDF document text
- http://techsystem.gr/data/uploads/ckeditor/files/vimemufodimelepite.pdfIn PDF document text
- http://www.consorcio.edu.pe/wp-content/plugins/formcraft/file-upload/server/content/files/16072546e6bbc6---nobuvitaze.pdfIn PDF document text
- https://totalyoumovement.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c2e6dfdf7b9---46739364516.pdfIn PDF document text
- https://bokseinstituttet.dk/wp-content/plugins/formcraft/file-upload/server/content/files/1607dbbd94de5f---milufevomawupuvizisupavuf.pdfIn PDF document text
- http://termocity.by/pics/files/retifupuriwe.pdfIn PDF document text
- https://yziact.fr/wp-content/plugins/super-forms/uploads/php/files/l52ifct6m38slvddqtk1kbg2pn/89803868411.pdfIn PDF document text
- http://xinyaoqiye.com/upload_fck/file/2021-6-4/20210604084801837075.pdfIn PDF document text
- http://kaufdeinauto.de/wp-content/plugins/formcraft/file-upload/server/content/files/16089a92903417---13318381882.pdfIn PDF document text
- http://www.meglobalinc.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1607853eae928a---xupipipomefaneditisoku.pdfIn PDF document text
- https://www.albispanaderia.com/wp-content/plugins/super-forms/uploads/php/files/894a47c99b250abbd7268763a0c00687/womunivujota.pdfIn PDF document text
- https://www.drserapkagan.com/wp-content/plugins/super-forms/uploads/php/files/1q9hse7f5417cm0lvekgb18pb3/tirojitoguvakuxe.pdfIn PDF document text
- https://transport-vehicules.fr/userfiles/file/84529825253.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BkSY9tpko7c/uplcv?utm_term=most+earth+like+planetPDF link annotation
- 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_off0000e828.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE828 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0001003f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1003F | 10432 bytes |
SHA-256: 9e7e15c1096d5c3f24704925e3bc2ea2034805e7e94d6c1ec868e38b94a1a350 |
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font_02_sfnt_off000117d8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x117D8 | 17808 bytes |
SHA-256: a3ccb1f09ba049b6de50b0e29db10936ee5fadaf1e0ec58c51d076598ebcc115 |
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