MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains numerous external URIs, many of which point to disposable hosting and are part of a link farm, suggesting a phishing or malware distribution scheme. The presence of a 'download button' heuristic further supports the idea that the document is designed to trick the user into downloading a payload.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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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 https://laborke.ru/uplcv?utm_term=world+fastest+android+emulator PDF link annotation
- https://marikakozmetika.hu/editor_up/99385030693.pdfIn PDF document text
- https://www.wsbe17hongkong.hk/_bin/ckfinder/userfiles/files/newapagitir.pdfIn PDF document text
- http://aftp.bg/userfiles/file/91696501467.pdfIn PDF document text
- https://dichvumayphoto.vn/webroot/img/files/sufutuba.pdfIn PDF document text
- https://bselink.com/userfiles/file/61023223832.pdfIn PDF document text
- http://vakoplus.cz/klienti/devel/sneznerolby.cz/ckfinder/userfiles/files/pefumuku.pdfIn PDF document text
- http://mas.vacations/wp-content/plugins/formcraft/file-upload/server/content/files/1614c1c2f17404---53427976033.pdfIn PDF document text
- https://baobiachau.com/luutru/files/42397844297.pdfIn PDF document text
- http://rhoptik.cz/klienti/devel/sneznerolby.cz/ckfinder/userfiles/files/bipazudonoru.pdfIn PDF document text
- http://learnersdigest.org/userfiles/file/tituzewogamotu.pdfIn PDF document text
- http://casaledellasignora.it/userfiles/files/fujitusabiviwenabusobotep.pdfIn PDF document text
- https://facades-et-traditions.com/actualites/file/41534973815.pdfIn PDF document text
- https://maidintown.co.uk/wp-content/plugins/super-forms/uploads/php/files/d3c00443d853a978d5474726fd2b8958/ropepegomazijoposexepi.pdfIn PDF document text
- http://rockbond-aac.com/id-admin/fckImages/file/dosoxumufuxit.pdfIn PDF document text
- http://msdoubrava.cz/foto/images/file/jokirumewezejisujir.pdfIn PDF document text
- http://prograsifkalip.com/files/tofewiz.pdfIn PDF document text
- https://dortmundpools.com/contents/files/modojiramonizugejekoxa.pdfIn PDF document text
- http://wxdyzs.com/userfiles/files/nowik.pdfIn PDF document text
- http://studiopol.it/userfiles/files/42884371437.pdfIn PDF document text
- http://xn--12cmi2byac9cdhd0hra6d7bxkwbgj1gch.com/user_img/files/75776003704.pdfIn PDF document text
- http://www.saletime.gr/admin/fckfiles/file/gesolelewejepoxonalitesit.pdfIn PDF document text
- http://support-cmu.com/filedata/file/14318655032.pdfIn PDF document text
- http://pomelieagency.com/userfiles/files/koferavemozogadekiwosibon.pdfIn PDF document text
- https://rt9.rspo.org/ckfinder/userfiles/files/28403868401.pdfIn PDF document text
- 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_off0000b118.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB118 | 10608 bytes |
SHA-256: 8592df9fd055f29ed99677b8c881b8ee5c3d5c4ad70a261f0085d638ece592b8 |
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font_01_sfnt_off0000c950.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC950 | 14556 bytes |
SHA-256: 30812dcfcc6c72d27a2d43cb61e165e066d6ed15edf00c895f926c15ab3b3cd0 |
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font_02_sfnt_off0000ed93.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED93 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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