MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF was flagged by ML classifiers and ClamAV as malicious, with heuristics indicating it functions as a link farm on disposable hosting. The embedded URLs, despite some being marked benign, point towards a phishing or malware distribution attempt. The document body is heavily obfuscated, preventing a clear understanding of its specific lure, but the overall structure and heuristic firings suggest a malicious intent to redirect users to external resources.
Machine Learning
- Nyx PDF Classifier malicious score 0.9965
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://www.taylormadetc.com/siteadmin/ckfinder/userfiles/files/sititevan.pdf In PDF document text
- http://asea-admin.com/_userfiles/file/20210922203326.pdfIn PDF document text
- https://pchome.uzai.ca/upload/files/817230208.pdfIn PDF document text
- https://dcimx.com/files/90543329237.pdfIn PDF document text
- https://trisyscom.com/userfiles/file/6453799796.pdfIn PDF document text
- http://vit-physio.de/file/51038441932.pdfIn PDF document text
- http://www.nomorcantikmurah.com/file/1497190355.pdfIn PDF document text
- https://readxyz.com/wp-content/plugins/super-forms/uploads/php/files/efdcde68cbbcb04a921f155bf7cd01c7/13119627229.pdfIn PDF document text
- https://patriciogaete.com/upload/file/nexazi.pdfIn PDF document text
- https://www.rapn.ru/ckfinder/userfiles/files/penipukazexa.pdfIn PDF document text
- http://njbeihang.com/uploadfile/file///2021090515273596.pdfIn PDF document text
- https://canoe.ro/Extras/ckfinder/userfiles/files/79829950620.pdfIn PDF document text
- https://srinivasagroup.com/ci/userfiles/files/47643317713.pdfIn PDF document text
- http://www.veronicaneal.com/wp-content/plugins/formcraft/file-upload/server/content/files/1/161357b210bbe5---1316440421.pdfIn PDF document text
- http://0851gay.org/userfiles/202109file/2021090313480270554.pdfIn PDF document text
- http://geometracosentino.com/userfiles/files/65019243033.pdfIn PDF document text
- http://nrgmedia.hu/files/file/85408011000.pdfIn PDF document text
- https://www.alliance-educationsexuelle.ch/ck/ckfinder/userfiles/files/somibetejadapasamoloreze.pdfIn PDF document text
- http://sahamit.net/userfiles/file/48175814905.pdfIn PDF document text
- http://monthclean.com/uploads/files/202109011754322648.pdfIn PDF document text
- https://phuketwebstudio.com/ckfinder/userfiles/files/sixogovotalebefupazutexoj.pdfIn PDF document text
- http://tahyuh.com/uploads/files/202109280608134059.pdfIn PDF document text
- https://ilonew.tasksplan.com/userfiles/files/15323235728.pdfIn PDF document text
- https://mokhalasati.com/userfiles/files/33063518865.pdfIn PDF document text
- http://gazomotor.com/allinone/file/85936279687.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3vuEKuznOb8/uplcv?utm_term=which+is+the+best+offline+game+in+the+worldPDF 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_off0000af09.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAF09 | 15004 bytes |
SHA-256: b8f703af4dd84d069878805abb315908d7896a5501082c5af3fd28cb2a826c64 |
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font_01_sfnt_off0000d4b4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD4B4 | 11144 bytes |
SHA-256: c69a4d2fe577d070a95799043a2390bb641fc3b4596cb21a0e95f1de2f788758 |
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font_02_sfnt_off0000ee66.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE66 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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