MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' and the presence of numerous unknown URLs suggest the document is designed to redirect users to a network of potentially malicious sites. The document body is heavily obfuscated, preventing a clear understanding of its specific lure, but the overall structure points to a phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://terlickodds.cz/www/www/fckphotos/file/noxurugopujujonolimijelew.pdf In PDF document text
- https://tommytest.dish1314.com/data/html_editor/files/36165260721.pdfIn PDF document text
- http://crestviewshopping.abwingsmd.com/uploads/files/vasenuvaji.pdfIn PDF document text
- http://wccflooring.com/userfiles/files/weseralerakisotobatog.pdfIn PDF document text
- https://mediabandit.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613e39d991407---7840886083.pdfIn PDF document text
- http://internationalnetworksolutions.net/files/In PDF document text
- https://teamcode.net/upload/files/vijubitobu.pdfIn PDF document text
- https://www.conkite.com/wp-content/plugins/super-forms/uploads/php/files/e251ec37cfca40d1440851ffdf12355b/479788348.pdfIn PDF document text
- http://musik-fachberatung-neumarkt.de/images/uploadedimages/file/27945502643.pdfIn PDF document text
- https://yp05.com/_UploadFile/Images/file/zirojitipolurelufodib.pdfIn PDF document text
- https://innotek.vn/uploads/news_file/47999781957.pdfIn PDF document text
- http://elateridae.com/images/FCKeditor/file/98289289714.pdfIn PDF document text
- https://parkettworld.com/upload/files/93815663986.pdfIn PDF document text
- http://hometextiles-consultant.com/ckfinder/userfiles/files/97209820350.pdfIn PDF document text
- http://sinproval.it/userfiles/files/vafupojizexodasegune.pdfIn PDF document text
- http://vincitydata.com/uploads/ckfinder/files/10843098370.pdfIn PDF document text
- http://paitoonbox.com/userfiles/files/42216180799.pdfIn PDF document text
- http://connectcontrol.net/files/userfiles/files/52776506010.pdfIn PDF document text
- https://blueparadise.pl/userfiles/file/kunajuxemibowesekukeridu.pdfIn PDF document text
- http://skupka23.ru/upload/m/widurerevatadelesivoxome.pdfIn PDF document text
- http://hotelbasantresidency.com/uploads/nadediwixakipusok.pdfIn PDF document text
- https://lmcmanager.com/ckfinder/userfiles/files/zetubemirazurun.pdfIn PDF document text
- https://baatco.com/ckfinder/userfiles/files/kopez.pdfIn PDF document text
- http://www.beautyvogue.ch/Files/file/xazivobarogenopow.pdfIn PDF document text
- https://pinyardim.com/calisma2/files/uploads/zezikavokizatezakafe.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/3vuEKuznOb8/uplcv?utm_term=best+offline+android+games+not+on+play+storePDF 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_off00010035.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10035 | 17516 bytes |
SHA-256: 605f1eb82e90f67c5e32de852a2316010a4f983333bd9b47974994ea5c4f5519 |
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font_01_sfnt_off00012d87.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12D87 | 11008 bytes |
SHA-256: 28d7d14e52b9a4d81263332d595e503e5c1199cb2ef05d2c132c21e97b6a51f6 |
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font_02_sfnt_off000146f2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x146F2 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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