MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection for 'Pdf.Phishing.Trojan'. It contains numerous links pointing to compromised WordPress sites, suggesting a phishing or malware distribution campaign. The ML classifier also strongly indicated maliciousness. No scripts were extracted, and the document body was unreadable, but the link farm structure is a clear indicator of malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9948
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://jetzterstrecht.hamburg/wp-content/plugins/super-forms/uploads/php/files/d01dk9cjf09s2ogv86ter65tei/misibugezibalidufaru.pdf In PDF document text
- http://brandnewgoods.net/userfiles/file/tovixi.pdfIn PDF document text
- https://pachetedeturism.ro/images/files/13835560585.pdfIn PDF document text
- https://alcc.vn/wp-content/plugins/super-forms/uploads/php/files/ege709dh5kv6vecporusrb1tdf/77294648286.pdfIn PDF document text
- https://barcelona-health.com/files/galeria/files/noduwexo.pdfIn PDF document text
- https://meesens.be/KrMee/Tekstverwerker/36283640154.pdfIn PDF document text
- https://beautifullifeuk.com/wp-content/plugins/super-forms/uploads/php/files/158ccc52dd88414fe4cd1ed236ecade8/xogukasutinufiwo.pdfIn PDF document text
- https://solarconsulting.org/wp-content/plugins/super-forms/uploads/php/files/ee5f244c183b4ff1693a35267facbcc4/xamemumiwumarulumava.pdfIn PDF document text
- http://debschoen.com/userfiles/file/vasobesovuw.pdfIn PDF document text
- http://guides2alpes.fr/uploads/file/bufuvanef.pdfIn PDF document text
- http://bazatalty.pl/wp-content/plugins/super-forms/uploads/php/files/f67c0e0e9433056b957c6d403dc3375f/tariv.pdfIn PDF document text
- http://qhzs88.com/admin/fckeditor_upfiles/file/2021061522435480554.pdfIn PDF document text
- https://tcufroghouses.com/wp-content/plugins/formcraft/file-upload/server/content/files/160710fb24af1b---33908958910.pdfIn PDF document text
- http://pansophers.com/wp-content/plugins/formcraft/file-upload/server/content/files/16116186f273a3---92800949862.pdfIn PDF document text
- https://webmakler.org/userfiles/file/75770060603.pdfIn PDF document text
- https://protectname.xyz/whoisprivacy/userfiles/files/zumerut.pdfIn PDF document text
- http://imbirimbir.ru/files/62608587454.pdfIn PDF document text
- https://www.focus.mu/wp-content/plugins/super-forms/uploads/php/files/042da72c4d718ae33bccc5bd53d43e1f/32694371059.pdfIn PDF document text
- https://donnasalon.ru/wp-content/plugins/super-forms/uploads/php/files/6eba1657ff4d36ce0f7ac56b7c4dff19/ditasazodugezuxijepufi.pdfIn PDF document text
- https://akdenizokullari.k12.tr/wp-content/plugins/super-forms/uploads/php/files/8otg6g0s10svr0rs67ts7dtt3c/zexufukenibuk.pdfIn PDF document text
- http://famillespourstarlight.com/clients/a/a9/a9b42c05011d3bb27e7f7ec2ed30324f/File/79169823877.pdfIn PDF document text
- https://desertflying.club/wp-content/plugins/formcraft/file-upload/server/content/files/16109e15d4c4eb---wipabijavajunapazugoxi.pdfIn PDF document text
- http://stark-tools.ru/images/uploaded/gajibadevafabuzipaz.pdfIn PDF document text
- https://rosemonttherapy.health/wp-content/plugins/super-forms/uploads/php/files/108oqcrrihj8jcjknk9once0nr/10933059847.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/Om9ozkHLxGw/uplcv?utm_term=critical+appraisal+worksheet+for+meta+analysisPDF 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_off0000c45c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC45C | 11068 bytes |
SHA-256: cd46e6c98589ac3f3b6fc42e14b1405acc13c7dcef73180c66eed39da00fedef |
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font_01_sfnt_off0000de0d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDE0D | 16496 bytes |
SHA-256: bee84086b156fae5787f777dff6b77117158fd2e61dca27ff0cc041234f80dc9 |
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font_02_sfnt_off0001089e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1089E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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