MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It functions as a link farm, containing numerous URLs that point to other PDF files hosted on compromised WordPress sites. The presence of these links suggests a phishing or malware distribution campaign, where users are lured to click through a chain of documents.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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://nceptionsolutions.com/wp-content/plugins/super-forms/uploads/php/files/b183e55a4819f51eb16d641d10be140e/59347219071.pdf
- http://www.peopleoftheheath.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bfd94b4a6d2---83717017176.pdf
- https://avantkart.com/wp-content/plugins/super-forms/uploads/php/files/e44jqsdl8brtnusj1ju02780cm/xajuruzibaxabusebelugi.pdf
- http://jiendurancecoaching.com/ckfinder/userfiles/files/xowivipebanilime.pdf
- http://phyllisrubensteinlaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/95295891493.pdf
- http://www.retorika-zidar.si/ckfinder/ckeditor_uploaded_files/files/58897843847.pdf
- http://hrudolf.com/userfiles/bebodoperilus.pdf
- https://fastcomputer.vn/wp-content/plugins/super-forms/uploads/php/files/43f1326163568eccd2ac981b9c7c8c7f/nevaviwapoxegekopajufuxon.pdf
- http://grupomarsamo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607293fc763a9---68793036938.pdf
- http://lilit-realty.com/wp-content/plugins/super-forms/uploads/php/files/9t1nmqvnmls41njn8i9867iaj5/65621248056.pdf
- http://mwflower.com/upimagesfile///40456860806.pdf
- https://heykidsletscook.info/wp-content/plugins/super-forms/uploads/php/files/53ff4f1e2abca68d14fc7eb05cd1cc01/razijomurut.pdf
- http://www.hkqi.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c0cc8310ce9---39575847656.pdf
- https://inchiriereelicoptere.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160870ca4a4a1b---zozukazetifubapisel.pdf
- https://limblength-sldf.com/userfiles/file/taduganowij.pdf
- https://seroinstitute.com/wp-content/plugins/super-forms/uploads/php/files/7b816f612f22ab59630b249ba0c38e82/54452131439.pdf
- http://www.immiflex.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b853e363485---puzawurizuvus.pdf
- http://english-life.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16071656dd001a---901930053.pdf
- http://www.siscard.com/wp-content/plugins/formcraft/file-upload/server/content/files/160815ee89bc1b---112444076.pdf
- https://www.kiteschule-eckernfoerde.de/wp-content/plugins/formcraft/file-upload/server/content/files/16084142f11504---supugipino.pdf
- https://ohligschlaeger-berger.de/wp-content/plugins/formcraft/file-upload/server/content/files/160f5d5bc0cd2b---50862854351.pdf
- http://forumcutuca.com/ckfinder/userfiles/files/varosasat.pdf
- http://tantex.org/tantex/tantexuserfiles/file/tufoxebovanejijowobeg.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/FevRqgeaUVY/uplcv?utm_term=cu+tep+mock+exam+%E0%B8%8A%E0%B8%B8%E0%B8%94+%E0%B8%97%E0%B8%B5%E0%B9%88+3+pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d0a9.binf5777313537c40d087407137198917b6a97073c6bf5ea3cd443913454757e0b3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD0A9 | 17832 bytes |
font_01_sfnt_off0000fecc.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFECC | 16792 bytes |
font_02_sfnt_off000116e3.binba20ffdda7d1f942be77d919c4591a0890c4d967eb4dd0fdb0eabe16d1cd23e5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x116E3 | 10768 bytes |
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