MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier indicated a high probability of maliciousness. The document contains numerous embedded URLs, many of which point to other PDF files hosted on various domains, suggesting a link farm designed to distribute malicious content or phish users. The presence of PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this, indicating a pattern of disposable hosting for these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9965
Heuristics 5
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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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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.mariabeckmann.com/fotos/uploads/files/fonuzow.pdf In PDF document text
- https://pnlcoach.com/misc2/file/In PDF document text
- https://miaousland.fr/ckfinder/userfiles/files/81845414769.pdfIn PDF document text
- http://www.malagatour.es/ckfinder/userfiles/files/karofubifowikuvakakajilu.pdfIn PDF document text
- https://masterjobintl.com/ckfinder/userfiles/files/futix.pdfIn PDF document text
- http://sarkar.ie/userfiles/file/natasulabevimuje.pdfIn PDF document text
- http://7seapharmtech.com/Uploadfiles/files/matutafani.pdfIn PDF document text
- http://infinity-pro.ru/userfiles/file/75191086428.pdfIn PDF document text
- http://drkoopman.nl/cmsimages/file/niteberinedag.pdfIn PDF document text
- https://robodom.si/files_vsebine/15037303385.pdfIn PDF document text
- https://angkaganjil.com/contents/files/75972810638.pdfIn PDF document text
- https://www.vasutaszeneiskola.hu/ckfinder/userfiles/files/95086961095.pdfIn PDF document text
- https://getracemirates.com/userfiles/files/naxapikinuzedexixuzel.pdfIn PDF document text
- http://agriturismocorteerbatici.it/userfiles/files/1728020963.pdfIn PDF document text
- https://skopjemuzikon.pmgrecordings.com/ckfinder/userfiles/files/jezuralogirunuxinanagomu.pdfIn PDF document text
- https://grahampropertytax.com/wp-content/plugins/super-forms/uploads/php/files/f89100c07468f0bddb4f4c1ecf813be3/30035774218.pdfIn PDF document text
- https://pvesc.vn/uploaded/file/37712857380.pdfIn PDF document text
- http://wlpp.net/images/blog/file/66825959985.pdfIn PDF document text
- http://archiw.gbpopatowiec.pl/img/upload/files/bategexoralimisubavo.pdfIn PDF document text
- http://grupopiscis.com/upload/files/jenapijiviro.pdfIn PDF document text
- http://classtool.info/upload/files/85682844048.pdfIn PDF document text
- https://www.euroservicemilano.it/wp-content/plugins/formcraft/file-upload/server/content/files/16142240bb1b0b---13452861019.pdfIn PDF document text
- https://paperland.bg/uploads/file/62741472171.pdfIn PDF document text
- http://fst-uinsu.net/userfiles/files/lapafuxi.pdfIn PDF document text
- https://susta.vn/userfiles/file/2924204360.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1KS0DP0cxss/uplcv?utm_term=leo+playcard+compatible+gamesPDF 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_off0000afb9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAFB9 | 14804 bytes |
SHA-256: 7e8673c5a9b9fbb7959cd0ea31a58187bd24da70cfd6232bad268ef1b2422c16 |
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font_01_sfnt_off0000d512.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD512 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000ed29.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED29 | 10964 bytes |
SHA-256: 07a5b3e3daff35a59a71e0426c33c28aed546c36804345cba3340551e341dda6 |
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