MALICIOUS
66
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The ML classifier and PDF heuristics strongly indicate malicious intent. The document contains numerous embedded URLs, many of which are part of a link farm designed to obscure the ultimate destination, likely a malware distribution site. The presence of multiple disposable hosting domains further supports this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9916
Heuristics 4
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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 https://ketchas.ru/uplcv?utm_term=android+flash+files+free+download PDF link annotation
- http://alianzablue.com/aym_image/files/14098038466.pdfIn PDF document text
- https://shinko-tw.com/UserFiles/file/64921144415.pdfIn PDF document text
- https://greenbins.ca/ckfinder/userfiles/files/deburuwirugofifenol.pdfIn PDF document text
- http://cosonhuath.com/hinhanh_fckeditor/file/jiwerofofinefadukovazo.pdfIn PDF document text
- https://mcq-exambd.com/app/webroot/ckfinder/userfiles/files/zofimikejuwiwiseperujeb.pdfIn PDF document text
- https://faceless.me/userfiles/files/zoluret.pdfIn PDF document text
- https://salvamontbihor.ro/app/webroot/files/userfiles/files/96427682039.pdfIn PDF document text
- https://kolorubursztynu.kolorubursztynu.pl/web/uploads/files/rekog.pdfIn PDF document text
- http://adgroup.co/userfiles/file/54730689859.pdfIn PDF document text
- http://vegman-kzn.com/ckfinder/userfiles/files/97962032811.pdfIn PDF document text
- http://saveondealz.com/ckeditor/ckfinder/core/connector/php/uploads/files/rejuganowonen.pdfIn PDF document text
- http://gwtcs.org/Content/uploads/files/gitevufezasifexamitimejom.pdfIn PDF document text
- http://donauwell.at/userfiles/file/98770561733.pdfIn PDF document text
- http://belniig.by/public/file/63481567642.pdfIn PDF document text
- https://topclassgreenery.nl/images/file/zibetuxosawes.pdfIn PDF document text
- http://defhjdr.friend-match.com/upload/files/sibavogerigafunijirefazu.pdfIn PDF document text
- http://madmojo.com/fckupload/file/jaremigozu.pdfIn PDF document text
- https://www.mercedesbenzofaustinservice.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614207da09766---kedadupodivutedu.pdfIn PDF document text
- http://dlabiura.kbo.pl/ckfinder/userfiles/files/65287549657.pdfIn PDF document text
- http://studiomanzetti.it/userfiles/files/9676994002.pdfIn PDF document text
- https://computerzone.pk/file/72930107088.pdfIn PDF document text
- https://heritagelogs.com/wp-content/plugins/super-forms/uploads/php/files/168l68hkat80no2r40qgdm6p15/rutedukazuwozurez.pdfIn PDF document text
- http://www.adarshvidhyasankul.org/userfilesfile/lipatisuvo.pdfIn PDF document text
- http://bidwoodmachine.com/d/files/89965834766.pdfIn PDF document text
- http://hasanmasat.com/ckfinder/userfiles/files/pobuwumaz.pdfIn PDF document text
- https://safetypadlocks.eu/eurostyl/photos/file/49013637742.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_off0000b418.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB418 | 10420 bytes |
SHA-256: f1ef444522eee3b26196897b6662e47189ebf2f319b9f02c697dabff931cd477 |
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font_01_sfnt_off0000cba9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCBA9 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000e3bb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE3BB | 14392 bytes |
SHA-256: 28e267ca51184468ffbfac60d077efb5fdc9d655ef5ee3fafbfe9426d8b9da74 |
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