MALICIOUS
74
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is a PDF containing embedded JavaScript, which is a common technique for malicious PDFs. The PDF also contains numerous external URIs, many of which point to disposable domains, suggesting a link farm or SEO manipulation attempt. The ML classifier strongly indicates maliciousness, and the presence of JavaScript points to T1059.007. The overall structure and numerous links suggest a spearphishing attachment (T1566.001) designed to redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
Heuristics 5
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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://travellifeafrica.com/ci/userfiles/files/zabakaxurojumorekabagele.pdf In PDF document text
- https://rsebolivia.org/userfiles/file/vupiwolerakuxudemimekuri.pdfIn PDF document text
- https://www.chablis-gautherin.com/ckfinder/userfiles/files/vezuxem.pdfIn PDF document text
- https://aljazeerahpetroleum.ae/userfiles/files/28105660019.pdfIn PDF document text
- https://willmarareachamber.com/ckfinder/userfiles/files/tukowuwumufonabem.pdfIn PDF document text
- https://healthtecindia.com/userfiles/file/39889280579.pdfIn PDF document text
- https://mmagame.com/userfiles/file/19974793383.pdfIn PDF document text
- http://ccadl.com/files/20210910234625.pdfIn PDF document text
- https://sarenpinler.com/calisma2/files/uploads/70348072747.pdfIn PDF document text
- http://bsa.by/ckfinder/userfiles/files/95419632042.pdfIn PDF document text
- https://uclerbaklava.com/resources/file/48806255643.pdfIn PDF document text
- https://bak.vn/upload/files/jalumonarasuz.pdfIn PDF document text
- https://www.nobleorthodontic.com/wp-content/plugins/super-forms/uploads/php/files/4a19bb48af5d1b2f7a17fd9b6c08102d/84309849158.pdfIn PDF document text
- http://purepoem.com/resource/docContentImg/file/2021-09-21/525c073b1c9aefe85863d97c0f65540a.pdfIn PDF document text
- http://swotaweb.com/img/upload/file/67475604933.pdfIn PDF document text
- http://koala-al.com/d/files/44065550533.pdfIn PDF document text
- http://myrbacken.se/login/ckfinder/userfiles/files/sivoxemupezanegevasu.pdfIn PDF document text
- http://rbtyutj01.com/userfiles/files/15106948148.pdfIn PDF document text
- http://seasonsblinds.com/uploads/ckfinder/userfiles/files/30832222222.pdfIn PDF document text
- https://psihodesk.ro/ckfinder/userfiles/files/71302231257.pdfIn PDF document text
- http://joeun-it.com/userData/board/file/79230396876.pdfIn PDF document text
- http://ramseier-appenzell.ch/elrada/js/ckfinder/userfiles/files/66562084646.pdfIn PDF document text
- https://artesapanaderia.xyz/aym_image/files/tuwopivaronumub.pdfIn PDF document text
- http://markfarolaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/8764943040.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/ngfLrbzwjls/uplcv?utm_term=how+to+put+music+from+cd+to+android+phonePDF 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_off0000e9f1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE9F1 | 17620 bytes |
SHA-256: 042cc0557dcde574e13719e22b6f521857610e9aca54fdc4053507eddd0bb9f3 |
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font_01_sfnt_off00011807.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11807 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001301e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1301E | 11016 bytes |
SHA-256: ea4e81a4a5550f7da38e979eb26a2f63ee9ef96cdc1ca253d790f2af06dbfba4 |
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