MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many of which point to domains that appear to be part of a link farm, suggesting an attempt to redirect users to malicious sites. The presence of PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this, indicating a strategy of using many distinct, potentially disposable hosts for links. No scripts were extracted, but the overall structure and heuristic firings strongly 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://augsburger-dartliga.de/uploads/file/fuladabirugizatemofabixor.pdf In PDF document text
- http://bipaf.org/2009_home/upload/editor/file/42369781221.pdfIn PDF document text
- https://afra24.com/basefile/afra24/files/fuvigegakojububolivabikuk.pdfIn PDF document text
- http://hawaii-resort.info/images/blog/file/19451802381.pdfIn PDF document text
- http://debeleven.net/UserFiles/File/wosusejomalinetatapuv.pdfIn PDF document text
- http://kientrucnhacuagio.com/upload/files/talibadotopimonesu.pdfIn PDF document text
- https://gitteszoneklinik.dk/ckfinder/userfiles/files/55891478998.pdfIn PDF document text
- https://marsanz.pl/uploads/fck/file/pesadize.pdfIn PDF document text
- https://cezartravel.hu/userfiles/file/84954810228.pdfIn PDF document text
- https://butterfly-propertymanagement.com/userfiles/file/dubopoles.pdfIn PDF document text
- https://medpressa.ru/files/file/8671364904.pdfIn PDF document text
- https://ngenadmin2.nextgenphotosolutions-beta.com/app/webroot/files/file/44664362885.pdfIn PDF document text
- http://shangrilatheshow.com/ckfinder/userfiles/files/dipiviwaxexexalagisanu.pdfIn PDF document text
- https://csam-villepinte.org/uploads/images/file/78671640064.pdfIn PDF document text
- https://pakianco.ir/data/image/uploads/news/files/xipewabikopirej.pdfIn PDF document text
- http://shtaket46.ru/page_edit/_samples/userfiles/files/monabagu.pdfIn PDF document text
- https://eminentland.com/admin/userfiles/files/wonuselematezisimugifa.pdfIn PDF document text
- http://asustainable.com/global/file/451543898.pdfIn PDF document text
- http://udelimpa.es/ckfinder/userfiles/files/megafizomomikaja.pdfIn PDF document text
- http://reiki-roots.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/161525286975f2---wuvopesigelaxiretogaw.pdfIn PDF document text
- https://bleikss.com/userfiles/file/kavobiji.pdfIn PDF document text
- http://hak-al.com/resimler/files/pijoxubaruj.pdfIn PDF document text
- http://willbramephotography.com/jagodevovenon.pdfIn PDF document text
- http://budoprojekt.eu/obrazy/file/38951741070.pdfIn PDF document text
- https://ambient-interier.cz/files/files/21849337351.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1xuhb7AK25c/uplcv?utm_term=never+gonna+give+you+up+violinPDF 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_off0000f484.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF484 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010c9b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C9B | 10416 bytes |
SHA-256: 2abb2c32ed298398c776ed4b3189fa75cbb40795ab004ee96421d7b6354b5e15 |
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font_02_sfnt_off0001244b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1244B | 20840 bytes |
SHA-256: c027e913c9ec1e6f229a0fab3c8ff00edfbffdf67c94fdf5cdd0a3fe251ba15f |
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