MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a large number of embedded URLs, many of which point to compromised websites or disposable hosting. The ML classifier strongly indicates maliciousness, and the structure suggests a link farm designed to redirect users. The presence of multiple distinct hosts and the use of 'utm_term' parameters in some URLs indicate an attempt to manipulate search engine results or distribute malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9935
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://aldea.work/wp-content/plugins/super-forms/uploads/php/files/67c11af29f87a67c27e9391aee0496f3/92826602165.pdf In PDF document text
- https://agilitynd.com/wp-content/plugins/super-forms/uploads/php/files/065c08435d28a4924de56d3f2278a921/joruwa.pdfIn PDF document text
- http://carrasvilla.es/uploads/files/64037081352.pdfIn PDF document text
- https://www.expoagrogto.com/wp-content/plugins/super-forms/uploads/php/files/fb2bk5ruvpmtd2d70eea3d7a85/wuwebuzodib.pdfIn PDF document text
- https://www.golddustdental.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a5f6a61b58f---24721029562.pdfIn PDF document text
- http://ontheedgeofnow.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607ce17aa9639---35109443002.pdfIn PDF document text
- http://daismene.it/file/86714478808.pdfIn PDF document text
- https://www.revistadefiesta.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a95db5c543e---betesifemosozenesesago.pdfIn PDF document text
- http://www.investing-in-women.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a5469452c74---xovarivof.pdfIn PDF document text
- https://tycoonmarine.com/userfiles/files/zawekinulasuxu.pdfIn PDF document text
- http://mwflower.com/upimagesfile///vobojax.pdfIn PDF document text
- http://inimtrento.it/userfiles/files/3159844110.pdfIn PDF document text
- https://thejasmineway.net/wp-content/plugins/super-forms/uploads/php/files/8j61hc431ttakegbfg56dticsf/53821266702.pdfIn PDF document text
- http://www.xpresswedding.com/wp-content/plugins/formcraft/file-upload/server/content/files/160848dd16bc1b---60246612924.pdfIn PDF document text
- https://visaonline-vn.com/wp-content/plugins/super-forms/uploads/php/files/ncbh2giq04cnlts2305s18j71u/21157047384.pdfIn PDF document text
- https://www.andeanskyline.com/wp-content/plugins/formcraft/file-upload/server/content/files/16094357746c49---begiwesaribuzevaxupekaxo.pdfIn PDF document text
- http://www.consorcio.edu.pe/wp-content/plugins/formcraft/file-upload/server/content/files/1607ffc6a03500---wedowod.pdfIn PDF document text
- https://www.intermediastudios.com.mx/wp-content/plugins/super-forms/uploads/php/files/914e9b68444554ce7967a8e1d36ef838/65034913901.pdfIn PDF document text
- http://altaprecision.com/userfiles/file/66547572065.pdfIn PDF document text
- https://gbeequestriansurfaces.com/wp-content/plugins/super-forms/uploads/php/files/88t41mjfvlljne5df2gfi87fe3/gamurirazibewejatefi.pdfIn PDF document text
- http://qboardapp.com/wp-content/plugins/super-forms/uploads/php/files/5391e3136891f6f6912e6ac684c1644a/bivejunudipoladejiserori.pdfIn PDF document text
- http://www.musicmaestrodiscos.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1606d0fe8be806---63767536790.pdfIn PDF document text
- http://themultifold.com/wp-content/plugins/super-forms/uploads/php/files/qu7f4kk4e393nidqm1psgts9d3/66119941402.pdfIn PDF document text
- http://chongros.com/userData/board/file/kovidakinupelapoj.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/YTWXjIUwRh0/uplcv?utm_term=marketing+manager+interview+questions+and+answersPDF 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_off00010586.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10586 | 17748 bytes |
SHA-256: 88898b2d0160466549e24c1013f9794858ef0d17b3ba91316795adcd4130b19e |
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font_01_sfnt_off00013417.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13417 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00014c2e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14C2E | 11028 bytes |
SHA-256: 98a43239f812aad03d23f30e9f18aa462f5340202c0f575555534e5a91f15fee |
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