MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicates the document contains numerous links to disposable hosting, suggesting a phishing or malware distribution scheme. While no scripts were explicitly extracted, the PDF structure and embedded URLs point towards an attempt to redirect users to malicious content.
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 http://goodfortune.hk/UpLoadFile/file///68233271586.pdf In PDF document text
- http://drironcat.com/images/file/99775655058.pdfIn PDF document text
- https://iwanbim.com/userfiles/files/remonowutuziwe.pdfIn PDF document text
- https://semagro-msw.ru/pics/images/file/83052527306.pdfIn PDF document text
- http://dhleisure.com/ckupload/files/43148980116.pdfIn PDF document text
- https://minhgianggroup.vn/upload/files/lusexif.pdfIn PDF document text
- http://tianlanlawyer.com/filespath/files/20210905005314.pdfIn PDF document text
- http://smm-mm.com/uploads/news_file/55246052911.pdfIn PDF document text
- https://peperita.it/writable/public/userfiles/file/gibinufevorilemilatok.pdfIn PDF document text
- https://ntiverification.com/userfiles/file/tonetagesebuz.pdfIn PDF document text
- http://cheliabinsk.realxenon.ru/uploads/files/veketugobajujidimibemexu.pdfIn PDF document text
- http://sartor.ru/upload/files/ribufedoroge.pdfIn PDF document text
- http://www.pibmg.com.br/ckfinder/userfiles/files/files/9562964351.pdfIn PDF document text
- https://klingende-zeder.de/wp-content/plugins/formcraft/file-upload/server/content/files/16132588537074---pasokozumaxozem.pdfIn PDF document text
- http://jumpstart.mobi/ckfinder/userfiles/files/58494561282.pdfIn PDF document text
- https://palezieux.com/ckfinder/userfiles/files/jafedepupurirojukira.pdfIn PDF document text
- https://jcmimoveis.com/userfiles/file/6015820191.pdfIn PDF document text
- https://brakos.it/file/gubutasufavufikog.pdfIn PDF document text
- http://www.roosprommenschenckelfoundation.nl/ckfinder/files/files/10329227703.pdfIn PDF document text
- http://itagqatar.zajeltel.com/itag/file/files/dulaxuxitisidatisofe.pdfIn PDF document text
- https://www.frontieregypt.com/sites/all/libraries/ckfinder/userfiles/files/ruvuxukofomosopasila.pdfIn PDF document text
- http://globalbando.com/DATA/upload/files/202109011222173186.pdfIn PDF document text
- https://penal-garazh.ru/files/27745641535.pdfIn PDF document text
- https://pezenasenchantee.fr/userfiles/file/digirebetoda.pdfIn PDF document text
- http://naturalwonders.com/uploads/files/84897837215.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/YTWXjIUwRh0/uplcv?utm_term=installer+les+application+android+sur+pcPDF 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_off0000bd58.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBD58 | 17104 bytes |
SHA-256: ff288e8302792adab27970ad468fc483fd800d85615ac789d177fc28fabea3f3 |
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font_01_sfnt_off0000e983.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE983 | 10560 bytes |
SHA-256: 8fadcdf2a207fdf63f4e5658ee154efb2bd5c71b3be244fc31f78b655946b2f5 |
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font_02_sfnt_off000101b3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x101B3 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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