MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. The document contains numerous embedded URLs, many of which are part of a link farm hosted on disposable domains, indicating a likely attempt to direct users to malicious content. No scripts were extracted, but the PDF structure and numerous external links suggest a phishing or malware distribution vector.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
Heuristics 5
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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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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://archism.ru/uplcv?utm_term=so+long+and+thank+you+for+all+the+fish PDF link annotation
- https://chungangroup.com/uploads/files/202109091749228950.pdfIn PDF document text
- https://shriramsteels.in/public/ckfinder/userfiles/files/47965373086.pdfIn PDF document text
- http://britishcytology.org.uk/ckfinder/userfiles/files/sopovomukalinajipaboki.pdfIn PDF document text
- http://timocomputer.cz/files/file/kuxax.pdfIn PDF document text
- http://travellerisland.com/files/samodasodanovapisebuv.pdfIn PDF document text
- http://clearlakesd.org/wp-content/plugins/formcraft/file-upload/server/content/files/1614151c9996e1---3221994320.pdfIn PDF document text
- https://foundlight.ca/home/foun6192/public_html/files/custom_files/file/5186701759.pdfIn PDF document text
- https://alpasol.e-giant.net/upload/files/zunemunoruwawebujexo.pdfIn PDF document text
- https://christianschoch.ch/userfiles/file/82816012699.pdfIn PDF document text
- http://mega.kz/media/upload/files/59790620512.pdfIn PDF document text
- http://mikomisushi.com/uploads/files/bejebibapadaxofodam.pdfIn PDF document text
- https://mpressivelabels.com.au/application/third_party/ckfinder/userfiles/files/90614325560.pdfIn PDF document text
- http://gpp300.fr/userfiles/file/97066678961.pdfIn PDF document text
- http://andreuma.madteam.net/ckfinder/userfiles/files/99400812331.pdfIn PDF document text
- http://hanstime.com/userData/board/file/xomopajeturumaruxazu.pdfIn PDF document text
- http://etenindex.nl/images/uploads/39333003298.pdfIn PDF document text
- http://richmore.kr/uploadfile/fckeditor/file/68047455624.pdfIn PDF document text
- http://guanzhuli.com/userfiles/file/62672081774.pdfIn PDF document text
- https://psychologgia.pl/Upload/file/12832077865.pdfIn PDF document text
- http://tachikawa-derma.biz/ckfinder/userfiles/files/50133685101.pdfIn PDF document text
- http://intertravel.hu/_user/file/8332199778.pdfIn PDF document text
- http://zenithmetals.com/files/kaxatemosimajimoladoku.pdfIn PDF document text
- https://sukaunited4d.vip/contents/files/48792054940.pdfIn PDF document text
- https://www.physioaktivkramer.de/wp-content/plugins/formcraft/file-upload/server/content/files/16130b03a52dc5---zotafamokefogez.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_off0000ecd9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xECD9 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off000104eb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x104EB | 19480 bytes |
SHA-256: 49d8b2d77922f11b569e47839fca8edc6b2ce146f2c805667a2169facab019a0 |
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font_02_sfnt_off0001387f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1387F | 11012 bytes |
SHA-256: fcdbb369ed4e7689b8709107228a9664cb4b65b48ad0e245d302cb2ba153a45b |
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