MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, with numerous embedded URLs pointing to disposable hosting. The presence of external URIs and the 'disposable_hosts' heuristic strongly suggest a phishing or malware distribution attempt, likely initiated via spearphishing.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://quangcongluc.com/upload/files/pukafoxedevejizofe.pdf In PDF document text
- http://commsoft.nu/demo/ktb/wsmbilder/files/xesodege.pdfIn PDF document text
- http://poketomecam.com/uploads/files/xiradipivajetelapexolil.pdfIn PDF document text
- http://trieuduong.com/images/Download/topozewonivajaxotav.pdfIn PDF document text
- https://groupekheidri.com/ckfinder/userfiles/files/besive.pdfIn PDF document text
- https://mabuksusu2.com/contents/files/mazepita.pdfIn PDF document text
- http://barrarioservicos.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16135d9c6611b1---92262246689.pdfIn PDF document text
- https://maconlux.lu/userfiles/files/wibisesesalobazomofos.pdfIn PDF document text
- http://max-metal.pl/gfx/file/vefebadem.pdfIn PDF document text
- http://bassbasement.org/userfiles/file/43286693839.pdfIn PDF document text
- https://kudamatsu.org/userfiles/file/82161138763.pdfIn PDF document text
- https://sanipro.ma/app/webroot/uploaderfiles/xovudelejideruk.pdfIn PDF document text
- https://mimpiindah168.com/contents/files/lipubakusu.pdfIn PDF document text
- https://marciasmithconsulting.com/wp-content/plugins/super-forms/uploads/php/files/7558cae6ca392b4955a56bed9baa7f8b/84589750530.pdfIn PDF document text
- https://norservis.info/files/files/bixowurulojalifisavalawoz.pdfIn PDF document text
- http://cristal-in.fr/userfiles/file/vodalel.pdfIn PDF document text
- http://administratieindex.nl/images/uploads/gufomi.pdfIn PDF document text
- https://wangwangcamp.com/uploads/files/202109010310237761.pdfIn PDF document text
- https://dennismaloney.ca/upload/editor/file/78309395038.pdfIn PDF document text
- http://studiotipaldo.com/userfiles/files/25270361754.pdfIn PDF document text
- http://china-baby-clothes.com/d/files/2445907203.pdfIn PDF document text
- https://www.hippocratio.gr/ckfinder/userfiles/files/31083131290.pdfIn PDF document text
- https://majubesar.net/contents/files/66942114134.pdfIn PDF document text
- http://thaimassagemodel.com/ckfinder/userfiles/files/94818345852.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/ngfLrbzwjls/uplcv?utm_term=qualitative+research+in+psychology+pdfPDF 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_off0000de93.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDE93 | 16840 bytes |
SHA-256: ba4af12f63200f488a8502aa3e296192d624cfaa20621b90e72cfe2213c7b523 |
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font_01_sfnt_off00010972.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10972 | 11236 bytes |
SHA-256: 52bf1d2b213055c82582552626cd936710e2b8ffba7c8a8ac2f5ecdfdd151d03 |
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font_02_sfnt_off000123ad.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x123AD | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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