MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript and numerous external URIs, many of which point to compromised WordPress sites or disposable hosting, indicating a link farm designed to distribute malicious content. The ClamAV detection as 'Pdf.Phishing.Trojan' further supports a malicious intent, likely involving phishing or malware delivery through these links.
Machine Learning
- Nyx PDF Classifier suspicious score 0.3253
Heuristics 7
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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://cjatkinson.com/userimages/vizesolokumezudatopika.pdf In PDF document text
- http://viacaosaopedro.com/www/js/ckfinder/userfiles/files/vitanogamokijuvejule.pdfIn PDF document text
- https://buddingheights.org/wp-content/plugins/formcraft/file-upload/server/content/files/1609199d75c4ed---47629241214.pdfIn PDF document text
- https://unique.global/wp-content/plugins/super-forms/uploads/php/files/d0dcbd8f72fae51e0db054aff419181b/gegipiw.pdfIn PDF document text
- http://ipceurope.eu/assets/file/35243057777.pdfIn PDF document text
- http://for-rent-antwerp.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609252d5e0649---63378458592.pdfIn PDF document text
- http://broeinest.org/ckfinder/userfiles/files/pebejutivewedavatinu.pdfIn PDF document text
- http://soflocops.net/clients/81266/File/35543225292.pdfIn PDF document text
- https://sieompaysdebray.fr/lesiom/txt/imgadmin/file/vaxopugisijafaxawidif.pdfIn PDF document text
- https://yidinfo.net/wp-content/plugins/super-forms/uploads/php/files/b6ep86pcvkkleknsu2i2dta0v1/13747131462.pdfIn PDF document text
- http://kaufdeinauto.de/wp-content/plugins/formcraft/file-upload/server/content/files/160bedf2948bbe---94961471521.pdfIn PDF document text
- http://www.aluvascientific.com/UserFiles/file/57120210214.pdfIn PDF document text
- https://amirep.com/wp-content/plugins/super-forms/uploads/php/files/42565959a0c3fee08d0f7ccbbaa59606/jedelidebodekanuja.pdfIn PDF document text
- https://www.kiakaha.gr/wp-content/plugins/super-forms/uploads/php/files/b27g7g6ken9cembmmj9eait3i1/wuzugawelodi.pdfIn PDF document text
- http://onlineticketreview.com/images/file/bisutovuvorunozi.pdfIn PDF document text
- https://canvasations.com/wp-content/plugins/super-forms/uploads/php/files/6ikhq9i86qt4qooim0n5hoi6f3/54399204210.pdfIn PDF document text
- http://richfieldhighschool1969.com/clients/868116/File/81462094496.pdfIn PDF document text
- http://jagodkaprzedszkole.pl/userfiles/file/52498823644.pdfIn PDF document text
- http://www.grundys.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160b0c48996165---rexoxumow.pdfIn PDF document text
- http://ash-graphy.com/userfiles/file/fazuxid.pdfIn PDF document text
- https://ryokanclub.com/FileData/ckfinder/files/20210623_6000B4B0BF50B8A1.pdfIn PDF document text
- https://www.syah.org/wp-content/plugins/super-forms/uploads/php/files/07d589b8f7a310c771e8045fbfd16f71/54517007722.pdfIn PDF document text
- http://occahomesearch.com/userfiles/files/karuvipipuzifot.pdfIn PDF document text
- https://best-turbos.com/wp-content/plugins/super-forms/uploads/php/files/6b47c367ff533941f4ded7860927486d/15311878443.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BvfzZFkJO3s/uplcv?utm_term=child+support+office+fort+worth+txPDF link annotation
- 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_off00010371.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10371 | 17496 bytes |
SHA-256: d4606c3ed19e996dd36c48ad2ced260af5da019e0465ca4ecece20f92da45e7b |
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font_01_sfnt_off0001316b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1316B | 10772 bytes |
SHA-256: db87fd4829456c036c901d339719f6836121092bd26f164b39732d8fe74a26e6 |
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font_02_sfnt_off00014a6e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14A6E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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