MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics identified it as a PDF link farm, with many URLs pointing to compromised CMS uploads and disposable hosting, suggesting a phishing or malware distribution scheme. Although no scripts were explicitly extracted, the PDF structure and embedded URLs are indicative of an attempt to lure users to external sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9980
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://menokatea.com/ckfinder/userfiles/files/80888060071.pdf In PDF document text
- http://xn--80aer5aza.xn--c1acndkmcarx.xn--p1ai/ckfinder/userfiles/files/jezox.pdfIn PDF document text
- https://www.digitalsofts.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612ef460b2076---duxupotixagadogibotug.pdfIn PDF document text
- http://galenbio.com/images/upload/file/wumarerodagutisubolubev.pdfIn PDF document text
- http://pol2-simf.ru/userfiles/file/bologa.pdfIn PDF document text
- https://synersys.fr/contenu/file/xirifikura.pdfIn PDF document text
- https://absoluteanytime.com/media_file/files/files/gividuwajit.pdfIn PDF document text
- http://28777886.com/Lpf/UPFILE/userfiles/files/fazutigutuzaguvafumu.pdfIn PDF document text
- https://promise-land.com/upload/file/dozuziselaxifovivokurud.pdfIn PDF document text
- http://savitapiti.org/ckfinder/userfiles/files/30307989276.pdfIn PDF document text
- http://htygroup.com/upload/files/maxowupuvaxewibigobogimex.pdfIn PDF document text
- https://webmodeli.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613581192aab2---97877585134.pdfIn PDF document text
- http://www.horakgolf.cz/ckfinder/userfiles/files/65692259263.pdfIn PDF document text
- http://madveras.com/ckfinder/userfiles/files/vuxesatiwoxusalasi.pdfIn PDF document text
- https://behagi.eus/files/galeria/files/gemuzegoletolulozawidapaw.pdfIn PDF document text
- http://dobre-jaja.com/Upload/file/11885669481.pdfIn PDF document text
- http://geoodwierty.pl/files/file/lowekibub.pdfIn PDF document text
- http://mbjarrahi.com/UploadedFiles/New/file/27918446457.pdfIn PDF document text
- http://potentialdesign.cn/userfiles/file/1631504562.pdfIn PDF document text
- http://christembassydocklands.org/wp-content/plugins/super-forms/uploads/php/files/a9de8d2d44b2eb651c6c43dc75562d7e/68794167745.pdfIn PDF document text
- https://www.smartfutureexpo.com/ckfinder/userfiles/files/ruxede.pdfIn PDF document text
- https://sipare.com.ar/wp-content/plugins/super-forms/uploads/php/files/a1vq6t0ph53emkbs05tf6kp9df/bikuxilofudoxisogokuvum.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/zMnd8XtcwSM/uplcv?utm_term=android+wifi+mouse+appPDF 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_off0000e908.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE908 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0001011a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1011A | 18056 bytes |
SHA-256: dd185931f2967485b89f7192b0c142b26d1461936298276d0f0822fad255599d |
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font_02_sfnt_off00013004.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13004 | 10684 bytes |
SHA-256: d9a0e59a06bc790c3cafb2bae833085c59414a4d209dc14ba7948520277200c1 |
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