MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm pointing to compromised CMS uploads and disposable hosting, suggesting a phishing or malware distribution scheme. The embedded URLs, while some are marked benign, contribute to the overall pattern of directing users to potentially harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9985
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://mytekas.com/UserFiles/file/22264236520.pdf In PDF document text
- https://www.opdrrustukalac.com/wp-content/plugins/formcraft/file-upload/server/content/files/16133cf501e444---xaverero.pdfIn PDF document text
- http://unipell.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1612f2b7a069d8---vulatiw.pdfIn PDF document text
- http://sntaviator.ru/ckfinder/userfiles/files/49867148396.pdfIn PDF document text
- http://www.hermosabeachbungalows.com/userfiles/files/24069440908.pdfIn PDF document text
- http://studioingtassinari.eu/userfiles/files/zututizen.pdfIn PDF document text
- http://ebiocell.com/uploadfile/file///2021090915054940.pdfIn PDF document text
- http://innotec-industrie.be/userfiles/file/90748229640.pdfIn PDF document text
- http://climacom.eu/userfiles/files/11883231206.pdfIn PDF document text
- http://eltdb.com/UserFiles/files/37281997680.pdfIn PDF document text
- https://alexandrapanayotou.com/web/images/static/file/34740789368.pdfIn PDF document text
- http://mijneigenlift.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16134df3e05b20---46775335260.pdfIn PDF document text
- http://sql110.com/pic/fevejurudalajopamaluvabi.pdfIn PDF document text
- http://ok-poland.com/userfiles/file/jutokodonuvoxesa.pdfIn PDF document text
- https://efnnma.org/files/file/kerolipas.pdfIn PDF document text
- http://rovitek.com/userfiles/file/fukamupebe.pdfIn PDF document text
- http://teenmag.cz/userfiles/file/popivexadagimetut.pdfIn PDF document text
- http://domosplast.hu/files/file/novifexuw.pdfIn PDF document text
- http://circolosilverblufitnessclub.eu/userfiles/files/gudidupatedilas.pdfIn PDF document text
- http://ukkies.be/userfiles/file/43087496789.pdfIn PDF document text
- http://le-lemniscus-incandescent.fr/ckeditor/upload/files/85137233060.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/3vuEKuznOb8/uplcv?utm_term=p+letter+wordsPDF 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_off0000c2df.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC2DF | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000daf5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDAF5 | 9968 bytes |
SHA-256: 04f9e67c80608712ebb23addc90f87fccbf1664745ab6babadec9923c9716f54 |
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font_02_sfnt_off0000f141.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF141 | 18012 bytes |
SHA-256: f69a6db249c131501bca64368e8d70279536e35470df391cf87b28759b1d15f2 |
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