MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file is a PDF identified as malicious by ML classifiers and ClamAV. It contains numerous embedded URLs, many of which point to compromised WordPress sites or disposable hosting, suggesting a link farm designed to lure users to malicious content. The presence of 'utm_term' parameters in some URLs indicates a potential phishing or SEO manipulation tactic.
Machine Learning
- Nyx PDF Classifier malicious score 0.9985
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://www.travelticket.com.au/wp-content/plugins/super-forms/uploads/php/files/jjirvcq9nthllb7d281rrtbd7h/bazifuravibi.pdf In PDF document text
- http://www.shjkyq.com/up_files/FCK/file/voxajumis.pdfIn PDF document text
- https://vayamcs.com/content_files/files/gelejimavoj.pdfIn PDF document text
- http://chicagohalo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606d7eca4af36---nimilobenajulerisuwijaxod.pdfIn PDF document text
- http://finproekt-msk.ru/userfiles/file/34249357124.pdfIn PDF document text
- https://granitabrasive.com/editor_up/12642051360.pdfIn PDF document text
- http://a-daily.jp/app/webroot/contents_img/files/41751332300.pdfIn PDF document text
- https://veritiesinstitute.com/wp-content/plugins/super-forms/uploads/php/files/3a5e26ad3c600a9742616f42739d089d/16765083591.pdfIn PDF document text
- http://www.deadclan.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160ee351291245---40937162663.pdfIn PDF document text
- https://nitdgp.ac.in/uploads/userfiles/files/31855070130.pdfIn PDF document text
- http://antwerp-reefer-tournament.be/argt/files/merixof.pdfIn PDF document text
- https://hmanagement.net/userfiles/file/kipafad.pdfIn PDF document text
- https://accesoriosalmayor.com/images/userfiles/file/13442307883.pdfIn PDF document text
- https://autoprofi.ua/userfiles/file/xokutejoki.pdfIn PDF document text
- http://xn--spreewaldpension-lbben-9lc.de/meineBilderAlbertGrundschule/file/lamoboxilu.pdfIn PDF document text
- https://kede.org/userfiles/file/xetuvatotinitawugonina.pdfIn PDF document text
- http://women-for-marriage.com/ckfinder/userfiles/files/dadiluzewe.pdfIn PDF document text
- http://arcomproltd.com/userfiles/file/tuviwinabidelamufutobebun.pdfIn PDF document text
- http://quickvideo.nl/userfiles/file/35965839700.pdfIn PDF document text
- http://naturallabs.de/userfiles/file/53982826919.pdfIn PDF document text
- https://cardion.dk/gfx/fckimages/file/zemega.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/PmAiG5ZyT-k/uplcv?utm_term=amoxicilina+bula+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_off0000da8b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA8B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f29d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF29D | 17436 bytes |
SHA-256: 9ca7db626e1f85a081f3ba919e06f269d89ac8267aa8877a8bb18e31d33d4bf7 |
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font_02_sfnt_off00011fd7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11FD7 | 10608 bytes |
SHA-256: 0517eb25e647bc395705b743768a64e9c03eb5b12e5ebeb148392140083e4442 |
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