MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics, including a high-confidence ML classifier and ClamAV detection as a phishing trojan. It contains numerous embedded URLs pointing to compromised websites and disposable hosting, suggesting a link farm designed to redirect users to malicious content. The presence of these links and the overall structure indicate an attempt to distribute malware or conduct phishing attacks.
Machine Learning
- Nyx PDF Classifier malicious score 0.9968
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://catamma.ru/uplcv?utm_term=how+to+install+software+in+android+phone+from+pc PDF link annotation
- https://pankajplast.com/ckfinder/userfiles/files/gazoreru.pdfIn PDF document text
- https://associazionemusicaviva.it/uploads/file/somakuzokutotezixe.pdfIn PDF document text
- http://deborahmayerlawoffices.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/nuwotejipib.pdfIn PDF document text
- https://www.mclarenpress.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613437e53a61a---tajetigib.pdfIn PDF document text
- https://www.q-jin.ne.jp/ckfinder/userfiles/files/bakob.pdfIn PDF document text
- https://www.growxponential.com/wp-content/plugins/super-forms/uploads/php/files/jc0bsc8v5ps96g50386rmtnbbo/biwijuxavowunitumel.pdfIn PDF document text
- http://pactolous.hu/upload/file/bixasug.pdfIn PDF document text
- http://laserinnsbruck.com/static/zaxakaxarukewubiki.pdfIn PDF document text
- http://christembassydocklands.org/wp-content/plugins/super-forms/uploads/php/files/3e0333719b513b659773cf84245f350b/jerajatovafezu.pdfIn PDF document text
- http://ekorob.pl/userfiles/file/74612134652.pdfIn PDF document text
- http://ayhancevik.com/images_upload/files/sulumogumikuduvuvo.pdfIn PDF document text
- https://www.modianodesign.com/wp-content/plugins/formcraft/file-upload/server/content/files/16146f29576e75---romopuzodo.pdfIn PDF document text
- http://metafelix.it/userfiles/files/17995338144.pdfIn PDF document text
- https://dauglita.lt/components/com_mijoshop/opencart/image/data/files/47404805801.pdfIn PDF document text
- https://guijek.com/userfiles/file/jepofosokikusipadibiko.pdfIn PDF document text
- http://ackerviewguesthouse.com/userfiles/file/69551920640.pdfIn PDF document text
- https://bushregenerators.net/userfiles/files/zijarivefuzeralaxinileke.pdfIn PDF document text
- https://value.ae/userfiles/file/60150093709.pdfIn PDF document text
- https://ewt.cz/res/file/jamajurixekuzuxepu.pdfIn PDF document text
- https://tenfci.org/userfiles/file/jirafudawusavilenirotaxil.pdfIn PDF document text
- http://longtra.vn/userfiles/file/86380100674.pdfIn PDF document text
- http://esebtekstil.com/resimler/files/61072481821.pdfIn PDF document text
- 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_off0000d27a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD27A | 16892 bytes |
SHA-256: 9a7365845d787bea209e83e4b80800f19f5fc89cd1ab783e94d7db41d04ad8e5 |
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font_01_sfnt_off0000fea3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFEA3 | 10960 bytes |
SHA-256: 19d3f245548d1b57f2897bd931f8ec99cd624bad0356d3b12fcc0ca9fba2aa43 |
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font_02_sfnt_off000117e3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x117E3 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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