MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous embedded URLs pointing to various PDF files hosted on different domains, suggesting a link farm or distribution network. The presence of PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this, indicating a tactic to manipulate search engine results or distribute content. No scripts were extracted, but the overall structure and URL distribution point towards a phishing or content distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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 http://eot.mn/uploads/userfiles/files/64768743554.pdf In PDF document text
- http://rosniyom.com/userfiles/files/fojiwemijusulipu.pdfIn PDF document text
- http://associatedreclaimed.reclaimedoils.com/userfiles/files/61829023400.pdfIn PDF document text
- https://szabobuszberles.hu/files/files/81204163691.pdfIn PDF document text
- https://oncallanatomist.org/ckfinder/userfiles/files/81405123346.pdfIn PDF document text
- http://bouwbedrijfbouwheer.nl/userfiles/file/geguxowudufot.pdfIn PDF document text
- http://studiopedrazzini.eu/userfiles/files/gupevikogi.pdfIn PDF document text
- https://thefertilizergranulators.com/d/files/wesagozokolol.pdfIn PDF document text
- https://fanaf.org/article_ressources/file/26453417890.pdfIn PDF document text
- http://captaincook.hu/userfiles/file/15207479049.pdfIn PDF document text
- http://aokunoil.com/ckfinder/userfiles/files/39772097208.pdfIn PDF document text
- https://netcsemege.elelmiszer-hazhozszallitas.hu/ckfinder/userfiles/files/46603278969.pdfIn PDF document text
- https://letstravelforacause.com/miet/assets/files/nowumu.pdfIn PDF document text
- https://gamletaarnhuset.no/wp-content/plugins/formcraft/file-upload/server/content/files/1614762003663d---wotijixawova.pdfIn PDF document text
- http://indyskischool.com/ckfinder/userfiles/files/18836305131.pdfIn PDF document text
- http://tryinvest.eu/userfiles/files/97697851707.pdfIn PDF document text
- http://malifer.hu/upload/file/misisesiwuwojuzawagaxir.pdfIn PDF document text
- http://xinyuemu.net/assets/202109/files/20210907212841637568.pdfIn PDF document text
- http://xn--2e0b30g3uq7pay7m.com/upload/fckeditor/file/sumok.pdfIn PDF document text
- https://avis-medical.ma/wp-content/plugins/super-forms/uploads/php/files/0493f9f97bbc172604748908830cca03/77177869667.pdfIn PDF document text
- http://spielundlicht.de/content_provider/documents/files/kawujojadarawexalu.pdfIn PDF document text
- http://chinalabware.ru/d/files/87485316908.pdfIn PDF document text
- https://www.comperat-89.fr/ckfinder/userfiles/files/lewekujafowisezala.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/YTWXjIUwRh0/uplcv?utm_term=mega+ramp+car+jumping+mod+apkPDF 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_off0000b0a5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB0A5 | 17364 bytes |
SHA-256: db1153d8b88d6bf663a7500a328e966c21314ad0cc9a529daeeb735f66c2fb46 |
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font_01_sfnt_off0000dd5e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD5E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000f575.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF575 | 10860 bytes |
SHA-256: 0429b7d1768280d2f219fed83a40aa9c5bb5c48565047fec1ab06b5eeda6871a |
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