MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a large number of links pointing to various websites, many of which are hosted on compromised CMS platforms or disposable domains, indicating a link farm designed to distribute malicious content or phish users. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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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 http://massarentearchitettura.com/userfiles/files/34383796649.pdf In PDF document text
- https://alignerco.com/wp-content/plugins/super-forms/uploads/php/files/d897d4f486bd0186134ecc6fb80e97b0/vabut.pdfIn PDF document text
- https://pakistanchristiancongress.org/userfiles/file/96856248534.pdfIn PDF document text
- https://familienbilstrup.dk/userfiles/file/77217229053.pdfIn PDF document text
- https://amesmedicalservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b1584fec813---18578152021.pdfIn PDF document text
- http://www.bash.cl/media/file/35663178460.pdfIn PDF document text
- http://www.melodypods.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d3a78c54de9---5602562101.pdfIn PDF document text
- https://anzmrrn.org/wp-content/plugins/formcraft/file-upload/server/content/files/1607ffbc0baff2---dagekegukemu.pdfIn PDF document text
- https://popa.com.br/wp-content/plugins/super-forms/uploads/php/files/9bdab08423dda41ffa3af92a93d46a4f/zexotoja.pdfIn PDF document text
- http://harlit.com/upfiles/file/geziv.pdfIn PDF document text
- http://planetamama.ru/files/file/sivewibugaf.pdfIn PDF document text
- http://fioredda.com/userfiles/files/64700563609.pdfIn PDF document text
- http://dalnoboy.org/data/filestorage/upload/files/4956339497.pdfIn PDF document text
- https://humantouchtranslations.com/wp-content/plugins/formcraft/file-upload/server/content/files/1/160afbc3808780---67305677989.pdfIn PDF document text
- https://www.cukoyem.com.tr/wp-content/plugins/super-forms/uploads/php/files/f9ll68s24tp8vut5qjod3t45j0/fidelobedomepododezavij.pdfIn PDF document text
- https://lose-weight.tw/upload/files/lomitexupodez.pdfIn PDF document text
- http://cfacgroupe.com/uploads/FCK_files/file/32713291134.pdfIn PDF document text
- http://paymentsbusiness.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160d42f287283d---90478416733.pdfIn PDF document text
- http://osullivanspressurewashing.com/wp-content/plugins/formcraft/file-upload/server/content/files/1610702433c0e3---zapuje.pdfIn PDF document text
- http://jshtextile.com/UserFiles/file///98651403127.pdfIn PDF document text
- https://www.nobleorthodontic.com/wp-content/plugins/super-forms/uploads/php/files/7a4e096be0f6d79458b10a4b0788400f/ximixasep.pdfIn PDF document text
- https://familienarbeit3plus.ch/userfiles/files/bitexugazowowovazabe.pdfIn PDF document text
- https://bawaniint.com/ckfinder/userfiles/files/dozofikobitugawove.pdfIn PDF document text
- http://helloshoppingnepal.com/userfiles/file/85989013026.pdfIn PDF document text
- https://glosunspa.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c8be6edb50f---7560959150.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/A3Ryygt5BCM/uplcv?utm_term=quarter+note+worksheet+pdfPDF 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_off0000e288.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE288 | 10792 bytes |
SHA-256: c7c2a8145653a22651c32188c1a0c310f24ce985326f82808d785043db7aaab9 |
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font_01_sfnt_off0000fb82.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB82 | 18868 bytes |
SHA-256: d9410edeb900217379475073c35f238e99fce530d2650a07221e5458b1dbcb8a |
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font_02_sfnt_off00012cc9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12CC9 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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