MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, hosting numerous links on potentially compromised or disposable domains. These links likely lead to further malicious content or phishing sites, aiming to deceive the user.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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 https://diedacorporation.net/freesiafiles/file/33817357114.pdf In PDF document text
- https://ivanamihic.com//files/66169240950.pdfIn PDF document text
- https://prsnashville.com/wp-content/plugins/super-forms/uploads/php/files/b094d87bfe324a20292dd88a3edeba82/nerox.pdfIn PDF document text
- http://thm-holding.ru/wp-content/plugins/super-forms/uploads/php/files/e8ecbf5e40392bc9b2b1031ff69c971e/sosunadukafub.pdfIn PDF document text
- https://everestart.com/images/stories/file/kikedixivutot.pdfIn PDF document text
- http://www.ellisrasbetonwerke.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1609e3a6a3c02a---41048925513.pdfIn PDF document text
- https://aashianarealty.com/file/6939272213.pdfIn PDF document text
- https://cananalimdar.com/wp-content/plugins/super-forms/uploads/php/files/cp36hdk7acc2i0mgdop6o5r4f5/gadabo.pdfIn PDF document text
- http://www.dj-csnl.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160cb2d6597eed---94628517771.pdfIn PDF document text
- http://writtenmail.com/upload_images/file/kifasazero.pdfIn PDF document text
- https://www.ogblfrontaliers.fr/wp-content/plugins/super-forms/uploads/php/files/u8acgmok4fqs8mb1r47sunacf0/fafelereperabodifo.pdfIn PDF document text
- http://www.pattyn360.com/upload/forum/files/xasik.pdfIn PDF document text
- https://www.elementstraining.co.uk/wp-content/plugins/super-forms/uploads/php/files/jl1i79v9lgtq6fr72fks3al7o3/kojipiripifitepux.pdfIn PDF document text
- http://thedreaminitiative.org/Content/Admin/uploads/files/jigaf.pdfIn PDF document text
- http://theopenhouseclub.com/wp-content/plugins/super-forms/uploads/php/files/51c6ac2bb44d467bb61b101ec7421e2c/44483203838.pdfIn PDF document text
- http://www.1atlanticfunding.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609f110d9c429---99729580329.pdfIn PDF document text
- https://atlanthealth.com/wp-content/plugins/super-forms/uploads/php/files/e24db48fa7cdb7f3f903e68398cae314/riwupirizokupili.pdfIn PDF document text
- http://www.megasaludips.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a451827e73a---1517632649.pdfIn PDF document text
- https://www.quatainvestimentos.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160be66536d034---bosapemirukenodonidobawoz.pdfIn PDF document text
- https://www.lipfish.no/wp-content/plugins/formcraft/file-upload/server/content/files/160c29c34d92d4---xanibifijavujewezeg.pdfIn PDF document text
- https://www.profiemg.cz/upload/ck/files/vukurupanisakekupalowu.pdfIn PDF document text
- http://geniuschulatutor.com/userfiles/files/41834314741.pdfIn PDF document text
- https://motionslam.com/wp-content/plugins/super-forms/uploads/php/files/e80318a98fbd8e00c434d2d335aee08f/gijanomamatotuketifogugi.pdfIn PDF document text
- https://boldvision.tv/wp-content/plugins/formcraft/file-upload/server/content/files/16080fa1ee9adb---78783437416.pdfIn PDF document text
- https://www.hediyevideo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c403560bb6a---tixegazitedepew.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/3vuEKuznOb8/uplcv?utm_term=interesting+facts+about+charlotte+ncPDF 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_off0000de40.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDE40 | 10808 bytes |
SHA-256: 7d7567e22aeb5bd106375f6064ada5c489283d270e5c8403a2af15e8401f2c37 |
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font_01_sfnt_off0000f71e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF71E | 17096 bytes |
SHA-256: 2fe4b28f8178dd4f10bdf6170c2d3a11bf3db04c47b84076e9d14f30b4827fec |
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font_02_sfnt_off000123bc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x123BC | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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