MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample was identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The PDF contains numerous embedded URLs pointing to various domains, suggesting a link farm designed to manipulate search engine results or distribute further payloads. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' specifically flags this behavior. No scripts were extracted, but the presence of many external links is the primary indicator of malicious activity.
Machine Learning
- Nyx PDF Classifier malicious score 0.9980
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 https://tonymusic.se/UserFiles/files/32520877470.pdf In PDF document text
- https://corianderedmonton.com/ckfinder/userfiles/files/91990217552.pdfIn PDF document text
- http://lnhaihui.com/userfiles/file/20210906190110_1840511359.pdfIn PDF document text
- http://wuchem.com/upload/files/20969023418.pdfIn PDF document text
- http://01host.ru/userfiles/files/xikerusuzuzubugipode.pdfIn PDF document text
- https://bedandbreakfastholten.nl/userfiles/file/pakumudazudefuzipagimutop.pdfIn PDF document text
- http://archidaldegan.eu/userfiles/files/jajiduvalejevejisil.pdfIn PDF document text
- https://nhuadailoan.vn/upload/userfiles/files/3198756200.pdfIn PDF document text
- https://phoenixturkey.com/upload/ckfinder/files/835658152.pdfIn PDF document text
- http://onlinemidias.com/ckfinder/userfiles/files/bevujideselozo.pdfIn PDF document text
- https://xn----7sbabak5acz7byau.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/fd7b0d2e64d5d7a89f837b805d0d1e9b/79067797481.pdfIn PDF document text
- http://ncdesign.it/userfiles/files/51278393152.pdfIn PDF document text
- http://autoneza.cz/UserFiles/File/wufonewoto.pdfIn PDF document text
- https://doanhnghiepvietnam.org/img_duhoc/files/27471367166.pdfIn PDF document text
- https://vivekanandbawwa.com/userfiles/file/38161767038.pdfIn PDF document text
- https://m-astar.com/UserFiles/files/kejik.pdfIn PDF document text
- http://mc-opony.pl/files/file/zobeniwaligudenezu.pdfIn PDF document text
- https://beeshark.ro/app/webroot/files/userfiles/files/38374473286.pdfIn PDF document text
- http://fygl.net/uploads/file/041433204205.pdfIn PDF document text
- https://phase1acoustics.com/wp-content/plugins/formcraft/file-upload/server/content/files/161364c2b22006---74068224674.pdfIn PDF document text
- https://xn----7sbeo1acdy3adh.xn--p1ai/userfiles/file/98361543434.pdfIn PDF document text
- https://justforjetscatering.com/userfiles/image/files/lirugujalerujomiwer.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/fzgW7-mxBc0/uplcv?utm_term=ableton+manual+compressionPDF 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_off0000e2cd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE2CD | 10756 bytes |
SHA-256: 6ff3a045955f5b51ad9e1794b16abaa5737f49c8db5c7afda7d86f113df46665 |
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font_01_sfnt_off0000fb4c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB4C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001135e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1135E | 19120 bytes |
SHA-256: 9b38352aa47370c37db302fa1d5218603b966af092d375af2be5b9fa6abf0277 |
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