MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The ML classifier and ClamAV detection strongly indicate malicious intent. The PDF contains numerous embedded URLs, many pointing to disposable domains, suggesting a phishing or link-farming scheme. While no scripts were explicitly extracted, the presence of PDF-specific heuristics and the overall malicious verdict point towards a common PDF-based attack vector, likely involving the exploitation of a PDF viewer vulnerability or a social engineering lure.
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://damiel.eu/userfiles/file/xukalixizegakoleraredaz.pdf In PDF document text
- http://tuvantindat.com/uploads/2021-09-29/images/files/64849300543.pdfIn PDF document text
- http://aqgwegfjdlk.handyfriendship.com/upload/files/dopuba.pdfIn PDF document text
- https://garnet-medical.com/userfiles/files/simaxelizura.pdfIn PDF document text
- http://pasaru.com/upload/files/jomovofulofoboninageruwab.pdfIn PDF document text
- https://nusantarabet4d1.com/contents/files/mikerepezafosupusosut.pdfIn PDF document text
- https://granitabrasive.com/editor_up/julogibi.pdfIn PDF document text
- https://baxsporthorses.nl/userfiles/file/rerironuxatof.pdfIn PDF document text
- http://aptekainternetowa.net/_mdm_apteki/file/45936103308.pdfIn PDF document text
- http://www.qookspot.kitchen/wp-content/plugins/formcraft/file-upload/server/content/files/1615ae061d729f---vebepowomusufesafoba.pdfIn PDF document text
- http://jamxmpharmatech.com/upload/files/29394697923.pdfIn PDF document text
- http://knupress.com/pds/editor/file/fodikaduxaporef.pdfIn PDF document text
- https://b2bircruise.travflex.com/bot/ckfinder/uf/files/dokiwitakimoxaso.pdfIn PDF document text
- http://assessmentinsight.com/ckfinder/userfiles/files/50737218441.pdfIn PDF document text
- https://karpzbeldowa.pl/uploads/userfiles/files/17469352532.pdfIn PDF document text
- http://ampletrekking.com/userfiles/file/99411680549.pdfIn PDF document text
- http://ros-audit.com/i/up/file/21388123507.pdfIn PDF document text
- http://3dsami.org/uploadfilefiles/11158826369.pdfIn PDF document text
- https://turismopontevedra.com/ckfinder/userfiles/files/zogovozixakive.pdfIn PDF document text
- http://cesvil.it/filesUploads/file/44100530234.pdfIn PDF document text
- http://generale-bureautique.fr/gdb/files/file/62180184113.pdfIn PDF document text
- http://fullcolorspandoeken.nl/userfiles/file/ravosunut.pdfIn PDF document text
- http://civicwomen.com/ckfiles/files/nejaxu.pdfIn PDF document text
- https://rjpexport.com/files/94988483530.pdfIn PDF document text
- http://feedproxy.google.com/~r/Xvkpad/~3/HTGXzuRVGb4/uplcv?utm_term=titus+andronicus+playPDF 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_off00015aa5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15AA5 | 20292 bytes |
SHA-256: 9f937419655b4d3ec2d8689913529aa80ef2056aadf99bf9df1c0bc5a1f580ad |
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font_01_sfnt_off0001902e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1902E | 10552 bytes |
SHA-256: 0847eb55ffd77330a02e5f7b5ff494a3622cbd88babd1aa3b413036ab25dd784 |
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font_02_sfnt_off0001a862.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1A862 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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