MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as a phishing trojan. The document contains numerous links pointing to compromised WordPress upload directories and disposable hosting, suggesting it functions as a link farm to distribute malicious content or conduct phishing. The presence of these links indicates an attempt to direct users to potentially harmful external sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9948
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://aldea.work/wp-content/plugins/super-forms/uploads/php/files/24f46daa501b9260588bc41815c6a247/bibuvosofisazemato.pdf In PDF document text
- http://maxitelt.no/wp-content/plugins/formcraft/file-upload/server/content/files/160cb2c2331185---52670911035.pdfIn PDF document text
- http://livestreaming.group/wp-content/plugins/super-forms/uploads/php/files/8lep3kagm9dlvf95hdtdn0fb7ph7pa85/rixuwosaxurudiwonabas.pdfIn PDF document text
- https://xn--80aaa1anac6cg.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/f6d09887eb919add2e2d5d17f2613af4/wavix.pdfIn PDF document text
- http://ghioroiu.ro/sites/default/files/file/21720810053.pdfIn PDF document text
- https://www.ideaklinikbakirkoy.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cea8468b77e---38012545672.pdfIn PDF document text
- https://pavaniautismschools.com/wp-content/plugins/super-forms/uploads/php/files/3ko8qmv0duu3rp1pg922gpbgq8/noruvuvigejovonopilut.pdfIn PDF document text
- https://xn--1--8kcai1ck2bs.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/dac2fccd6490fc02bdfa0947c1148758/jekifosozanilikevi.pdfIn PDF document text
- https://najlepsze-w-polsce.pl/uploads/relavenibigetibi.pdfIn PDF document text
- http://www.atrium-tuiles.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a1f7f05c0d8---berojami.pdfIn PDF document text
- https://kcharp.com/ckfinder/userfiles/files/57665987759.pdfIn PDF document text
- https://vietnaminsight.biz/ckfinder/userfiles/files/rizivinuvutijidaso.pdfIn PDF document text
- https://www.scilights.com/wp-content/plugins/super-forms/uploads/php/files/5f2bce6bd9ecbc6d6c96d3f0c3efa259/gemikegerogewigamexa.pdfIn PDF document text
- https://afanasyev-design.ru/wp-content/plugins/super-forms/uploads/php/files/c0f9fc10a469ce1401a2105f683e3bad/sezejopojinajifep.pdfIn PDF document text
- http://leap-egypt.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607bd5a74d7e1---79952168161.pdfIn PDF document text
- https://facades-et-traditions.com/actualites/file/tegozotulero.pdfIn PDF document text
- https://sportli.co.il/wp-content/plugins/formcraft/file-upload/server/content/files/1609c0965bba07---mupekazewanafikid.pdfIn PDF document text
- http://kaupa.cz/userfiles/file/90321385256.pdfIn PDF document text
- https://ka-base.no/images_content/file/jotabigirafekur.pdfIn PDF document text
- http://quiltingacademy.info/fckeditor/userfiles/file/vamalala.pdfIn PDF document text
- http://www.findvoters.com/userfiles/file/kuwurap.pdfIn PDF document text
- http://securitydirect.it/wp-content/plugins/super-forms/uploads/php/files/8a63c5ea098e1111db60b4241cce4562/zibij.pdfIn PDF document text
- https://wilsonbarrera.com/inicio/wp-content/plugins/formcraft/file-upload/server/content/files/160c79006dd76d---59820917201.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BkSY9tpko7c/uplcv?utm_term=look+up+your+star+notePDF 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_off0000f9db.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF9DB | 17216 bytes |
SHA-256: 7d45db5ea38bd5b02b85184b59b76ff0ff639b193f9e7d1e984f88a17cf4049a |
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font_01_sfnt_off000126d9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x126D9 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013ef0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13EF0 | 10372 bytes |
SHA-256: a2287d9dde5cb178628a7ae3f2cd8bbc238d653489646558a4eaf059ee419a6d |
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