MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing or trojan. It contains numerous embedded URLs, many of which point to other PDF files on distinct domains, indicating a link farm. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' strongly suggests this is a tactic to distribute malicious content or phish for credentials. The presence of external URIs and the overall structure point towards a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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://bbmeti.it/userfiles/files/27027853524.pdf In PDF document text
- http://holzbau-napetschnig.at/25274737208.pdfIn PDF document text
- http://jszl-rolls.com/filespath/files/20210916112913.pdfIn PDF document text
- https://duhocblueocean.vn/ckfinder/userfiles/files/lonafikesarizazewavajose.pdfIn PDF document text
- http://tayles.com/uploaded/vegakoxodowurenizof.pdfIn PDF document text
- http://rklatex.com/userfiles/file/35491097506.pdfIn PDF document text
- http://bwemfjhjk.friend-match.com/upload/files/31602161923.pdfIn PDF document text
- http://hitecds.com/userfiles/file/limiginokiraxup.pdfIn PDF document text
- https://abhimaninteriors.com/ckfinder/userfiles/files/wutesi.pdfIn PDF document text
- http://retco.ge/ckfinder/userfiles/files/nevapedogabili.pdfIn PDF document text
- https://skostishoes.com/userfiles/file/34621351759.pdfIn PDF document text
- http://basse-normandie.annuaire-regional.com/ckfinder/userfiles/files/69557806301.pdfIn PDF document text
- https://ingatlansos.hu/images/userfiles/file/45038821057.pdfIn PDF document text
- http://songhakbbq.com/uploads/files/99342408828.pdfIn PDF document text
- http://ranahytta.com/ckfinder/userfiles/files/kawut.pdfIn PDF document text
- https://efnnma.org/files/file/16424187965.pdfIn PDF document text
- http://dpholding.ru/uploads/files/fiviwuwizixilewileko.pdfIn PDF document text
- http://trinitysportsandleisure.ie/userfiles/file/tanotoguv.pdfIn PDF document text
- https://sibservis.com/ckfinder/userfiles/files/tuzaxiturew.pdfIn PDF document text
- http://ktai.lmg.jp/upload/file/dovikakawe.pdfIn PDF document text
- http://www.kroonzuivel.nl/ckfinder/userfiles/files/kalujixepedajawajapapun.pdfIn PDF document text
- http://888chji.com/userfiles/files/95045750542.pdfIn PDF document text
- https://greenbins.ca/ckfinder/userfiles/files/63079732258.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/FevRqgeaUVY/uplcv?utm_term=meilleur+jeux+tablette+androidPDF 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_off0000e4f5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE4F5 | 10540 bytes |
SHA-256: e18477bf7ea00407281315881cd3274d219dd0ada8d8af12ade20850cc580d3b |
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font_01_sfnt_off0000fd03.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD03 | 19360 bytes |
SHA-256: 8368485f83f6a977959d3e124090cca57776f745f1b8a41ca3ff843cf4c2ca01 |
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font_02_sfnt_off00012dd5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12DD5 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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