MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains numerous links pointing to compromised WordPress sites, indicating it functions as a link farm. These links likely lead to further malicious content or phishing pages. The ML classifier and ClamAV detection strongly suggest malicious intent, with the file being identified as a phishing trojan.
Machine Learning
- Nyx PDF Classifier malicious score 0.9990
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 https://huntic.ru/uplcv?utm_term=ext+script+meaning PDF link annotation
- https://www.servicioscalibrados.com/wp-content/plugins/super-forms/uploads/php/files/ff199615b24e286fadee4079795fd254/wiludujaz.pdfIn PDF document text
- http://holidayinntorino.com/userfiles/files/rewutizasajulazivu.pdfIn PDF document text
- https://veglifekc.org/wp-content/plugins/super-forms/uploads/php/files//xogojadota.pdfIn PDF document text
- https://3dreamstudios.com/wp-content/plugins/super-forms/uploads/php/files/e87f239975227f7ec3a900c826531d00/29438597318.pdfIn PDF document text
- https://legacyltg.com/wp-content/plugins/super-forms/uploads/php/files/8796d14d47f576502d1d7fa936e0f514/dafovarewulinomeluxavup.pdfIn PDF document text
- http://remaining-mc.de/userfiles/file/31953461821.pdfIn PDF document text
- http://dossalas.com/wp-content/plugins/super-forms/uploads/php/files/13a55e849ac4112b165228b8aa7c1b50/fifusuwuno.pdfIn PDF document text
- https://stagerightstaging.com/wp-content/plugins/super-forms/uploads/php/files/577ea8ea191b9ff9132ec7b6f82e75e7/zufegulemojakobutuvevox.pdfIn PDF document text
- http://ilovechardonnayhills.com/userimages/46468506708.pdfIn PDF document text
- http://www.training4thefuture.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1606f4c5e2653f---wejuvemik.pdfIn PDF document text
- https://bursaceviritercume.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a14087cdea3---14331977674.pdfIn PDF document text
- http://www.icodar.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609829b813fe9---72808942627.pdfIn PDF document text
- https://psychotherapie-dr-albrecht.de/wp-content/plugins/formcraft/file-upload/server/content/files/160757aa08c131---14693094928.pdfIn PDF document text
- http://csptech.net/admin/userfiles/file/50891885807.pdfIn PDF document text
- 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_off0000f21a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF21A | 10636 bytes |
SHA-256: 6c7584c4413a43db7c2eebc6aea5c638fd9e2e708229b455b7fdb4cd6c42fbd9 |
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font_01_sfnt_off00010a6f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A6F | 17160 bytes |
SHA-256: 370efd508a4d5eecfd5944751ff72d5ba14b348c9c01ded3027c9694eabeb893 |
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font_02_sfnt_off00013773.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13773 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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