MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised WordPress upload directories, suggesting a link farm designed to redirect users to potentially malicious content. The ML classifier and ClamAV detection strongly indicate malicious intent, likely phishing or malware distribution through these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://www.ediliziaindustriale.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cff23238007---16116726742.pdf In PDF document text
- http://sitoad.com/bbqjoekey/files/202106051025452730.pdfIn PDF document text
- http://hanasushipickup.com/uploads/files/fipiletimutuzuvoxe.pdfIn PDF document text
- https://bruceleevideos.org/images/file/83681098813.pdfIn PDF document text
- http://szentimresiklos.hu/upload/file/73027658131.pdfIn PDF document text
- http://teplospectr.ru/images/files/92462465069.pdfIn PDF document text
- http://chokmanee.com/userfiles/file/65664187447.pdfIn PDF document text
- http://bouncebodysupplements.com/newerac2c/userfiles/file/21361554044.pdfIn PDF document text
- https://www.elitelawnsolutions.co.uk/wp-content/plugins/super-forms/uploads/php/files/n0kqgqhvu0kka1n5u4ck7mv4cb/veguzusesipikawerobekow.pdfIn PDF document text
- http://ampletrekking.com/userfiles/file/41113213987.pdfIn PDF document text
- http://bahattinburyan.com/userfiles/file/saxixixe.pdfIn PDF document text
- http://laxycoffee.com/upload/files/97676791478.pdfIn PDF document text
- http://rkmaster.ru/uploads/files/wasugulutevide.pdfIn PDF document text
- http://bubblesoflove.net/wp-content/plugins/formcraft/file-upload/server/content/files/160b80c8f785e3---borarefubik.pdfIn PDF document text
- https://specialbrands.gr/wp-content/plugins/super-forms/uploads/php/files/0ce258fbe0845d2431f520df950d22a6/lemokibigejapominokax.pdfIn PDF document text
- https://arenda1s.ru/wp-content/plugins/super-forms/uploads/php/files/86f7ffb9a5e591414902b3e59ff51992/pinawutakeziza.pdfIn PDF document text
- http://massageindex.nl/images/uploads/biwufotate.pdfIn PDF document text
- http://ozanatalan.com/iboard/includes/userfiles/files/jukikepaserebanaj.pdfIn PDF document text
- https://www.femregenx.co.za/wp-content/plugins/super-forms/uploads/php/files/nkg95etvrsifgrq3up17v4u571/3260799115.pdfIn PDF document text
- https://ladychief.com/wp-content/plugins/super-forms/uploads/php/files/2b8134006c93f09653a2efc2f0999821/vomaverufogim.pdfIn PDF document text
- https://brakos.it/file/sorivigamitubati.pdfIn PDF document text
- https://www.hungarianassociation.com/wp-content/plugins/formcraft/file-upload/server/content/files/160791d0e267ce---45133400199.pdfIn PDF document text
- http://hibertek.com/image/files/20210625_095913.pdfIn PDF document text
- http://lamorenj.com/userfiles/files/fobununefujiluduve.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/zMnd8XtcwSM/uplcv?utm_term=2nf+to+3nfPDF 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_off0000f95e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF95E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00011174.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11174 | 9704 bytes |
SHA-256: ddce715429df76f90fa3fce329478d28d1090ab345cfe9597991bef21567caba |
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font_02_sfnt_off000126c3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x126C3 | 16996 bytes |
SHA-256: fddb8828577489d86e7eb770491d7238463325dbc4976c7013bc387ede1f428f |
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