MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs, many of which are part of a link farm designed to obscure the final malicious destination. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicates this behavior, and the ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware delivery. No scripts were extracted, but the structure points to a malicious document designed to trick users into downloading a payload.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
Heuristics 6
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://alles-vom-schreiner.de/userfiles/file/97769849508.pdf In PDF document text
- http://pickup-ws.com/userfiles/files/firuzipafikutejijuw.pdfIn PDF document text
- https://gotoko.com/cmsv2/upload/files/77253015363.pdfIn PDF document text
- http://maginsaatmetal.com/resimlerfiles/pororojofowazatozilusajo.pdfIn PDF document text
- http://bloomx.com/sites/all/sites/bloomx.com/files/93662127126.pdfIn PDF document text
- https://institut-arabe.org/ckfinder/userfiles/files/86713260263.pdfIn PDF document text
- https://suhrsmad.dk/wp-content/plugins/formcraft/file-upload/server/content/files/16137e88e47692---86661725880.pdfIn PDF document text
- http://unicorn-furnitures.com/d/files/73086243145.pdfIn PDF document text
- http://ssatripoli.org/userfiles/file/79558688815.pdfIn PDF document text
- http://c-six.it/userfiles/files/foxurixexapixedizisugol.pdfIn PDF document text
- http://studioassociatoemc.com/userfiles/files/lixebed.pdfIn PDF document text
- https://harmony.im/userfiles/file/52395374834.pdfIn PDF document text
- http://inoxbienhoa.com/upload/files/murixoveritig.pdfIn PDF document text
- http://drivescuolaguida.it/userfiles/files/xekitubasamuzejuwiko.pdfIn PDF document text
- http://enslev-anlaegsservice.dk/userfiles/file/24001848718.pdfIn PDF document text
- https://lapakunited.com/contents/files/77580040172.pdfIn PDF document text
- http://win-sonic.com/ck_imgs/files/60037142136.pdfIn PDF document text
- http://rlmlaw.com/images/edit_images/file/kovoxoporijopalogoj.pdfIn PDF document text
- http://vansuloi.com/uploads/userfiles/file/sopewunajitokivoxe.pdfIn PDF document text
- https://tsegypt.com/file/jaziferatolonaxuribijesa.pdfIn PDF document text
- http://xfswchem.com/upload/files/84335665718.pdfIn PDF document text
- http://xn--tnqz8hz5cb8l.com/upload/files/lejalesabilawufupi.pdfIn PDF document text
- http://pokrowce-ochronne.pl/Upload/file/40243334396.pdfIn PDF document text
- http://jujucuisine.com/userfiles/file/97563114050.pdfIn PDF document text
- https://shriramsteels.in/public/ckfinder/userfiles/files/56106669893.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/A3Ryygt5BCM/uplcv?utm_term=9th+standard+konar+tamil+guide+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_off0000e500.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE500 | 18908 bytes |
SHA-256: 8322300bddd358c2fad87faa18b2eafa9b76289eddcd72aebca5897ccea68ff6 |
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font_01_sfnt_off0001164e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1164E | 11208 bytes |
SHA-256: 763c9d5bbe3ce5e2e9928bfcb1cc585fbc78725d882cc6d1934af01746ff7309 |
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font_02_sfnt_off00013022.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13022 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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