MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs that point to a link farm hosted on various domains, indicating a phishing or malware distribution attempt. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this, identifying the document as a link farm on disposable hosting.
Machine Learning
- Nyx PDF Classifier malicious score 0.9981
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 http://www.primariasantana.ro/uploads/file/zupaxoririlomivetiw.pdf In PDF document text
- http://cs-web-design.de/ablage/userfiles/files/19544546063.pdfIn PDF document text
- http://wamaeassociates.com/images/uploads/originals/file/koxipipivuxelomazoxobot.pdfIn PDF document text
- http://ranjitabiswas.com/userfiles/files/sozemede.pdfIn PDF document text
- http://novena99.com/uploads/files/202109121402439989.pdfIn PDF document text
- http://aeskulap24h.com/wp-content/plugins/formcraft/file-upload/server/content/files/1615eeca5f1966---23812537893.pdfIn PDF document text
- https://theloneranger.tv/clients/loneranger/ckfinder/userfiles/files/nobil.pdfIn PDF document text
- http://altiro.nl/home/tjerk/file/15459802172.pdfIn PDF document text
- http://startent.ru/SITE/files/editor/file/riwanopenixurerog.pdfIn PDF document text
- http://sk-uralstroy.ru/uploads/files/puzaroxelafekofug.pdfIn PDF document text
- https://quanticabtl.com/cms_2018_quantica/sgi_userfiles/userfiles/files/20930602660.pdfIn PDF document text
- http://urgentcarepb.com/userfiles/file/27141635483.pdfIn PDF document text
- http://hurtglass.pl/upload/file/jasobarusipirapokuduxe.pdfIn PDF document text
- http://chaitraglaze.com/uploads/7021815225.pdfIn PDF document text
- https://qwert5.com/psum/admin/userfiles/file/zuzarateranikajimen.pdfIn PDF document text
- https://autohausnschmidt.de/userfiles/file/96870007814.pdfIn PDF document text
- http://wsm.hk/images/uploadfiles/file/38679912285.pdfIn PDF document text
- http://velkoobchod-man.eu/ckfinder/userfiles/files/gipavigofupexop.pdfIn PDF document text
- http://serbanindustrialconstruct.ro/uploads/files/73693728952.pdfIn PDF document text
- http://sanarina.de/ckfinder/userfiles/files/6524496573.pdfIn PDF document text
- https://benhgout.net/uploads/Files/file/34846921282.pdfIn PDF document text
- https://oilbasaro.com/web/images/ckfinder/files/20210915105216.pdfIn PDF document text
- http://feedproxy.google.com/~r/MbOu/~3/RC0zOYPQW8A/uplcv?utm_term=apple+magic+mouse+2+space+gray+reviewPDF 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_off0000d482.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD482 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000ec94.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC94 | 18320 bytes |
SHA-256: 74ec0a433757b478db54eb14929e63a87aaa2b67fae4051cd577cb8d6bebf1ea |
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font_02_sfnt_off00011b8a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11B8A | 10980 bytes |
SHA-256: ea42cc9314d817d347226f84ede9e99b1586e555c328b33d4e771a936894dd0e |
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