MALICIOUS
146
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The ML classifier and ClamAV detection strongly indicate malicious intent. The PDF contains numerous embedded URLs pointing to a link farm, suggesting a phishing or malware distribution scheme. While no scripts were explicitly extracted, the presence of numerous external URIs and the 'PDF_SEO_DISPOSABLE_LINK_FARM' heuristic indicate a coordinated effort to redirect users to potentially harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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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QR-code redirect lure medium SE_QR_LUREDocument instructs the user to scan a QR code with a phone — consistent with QR phishing, but also common in legitimate documents
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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://studio70.eu/userfiles/files/dapeluwevomifaji.pdf In PDF document text
- http://chipgene.com/image/files/20210907_081055.pdfIn PDF document text
- https://ip-kamera-rendszer.hu/ckfinder/userfiles/files/26652469873.pdfIn PDF document text
- http://alrabbancapital.com/file/files/tumirajivodorizoj.pdfIn PDF document text
- http://ingegneriarossi.it/userfiles/files/2192331341.pdfIn PDF document text
- https://v-rshine.com/upload/images/files/33454676505.pdfIn PDF document text
- https://learnrkb.jugalbandiresearch.com/ckfinder/userfiles/files/xexavub.pdfIn PDF document text
- http://crescentcarpets.com/userfiles/file/42517547904.pdfIn PDF document text
- http://eamenfaraz.com/cache/fck_files/file/wevajepetefemipusejixut.pdfIn PDF document text
- http://gardens-spa.com/user_pict/file/sebikatoli.pdfIn PDF document text
- https://www.carnesvarejo.com.br/assets/ckfinder/core/connector/php/uploads/files/nudinusop.pdfIn PDF document text
- https://daotaolaixesontay.com/uploads/file/gajakozupopoj.pdfIn PDF document text
- http://thailaundry.com/imgUpload/files/kewiwizafuduxa.pdfIn PDF document text
- https://arerp.kr/data/file///buwefekagozuwuf.pdfIn PDF document text
- https://hoangphatdanang.com/uploads/image/files/61358151131.pdfIn PDF document text
- http://outspokenholland.com/userfiles/fckFile/20210919063044.pdfIn PDF document text
- https://egyptsuntours.com/userfiles/files/30994595899.pdfIn PDF document text
- https://tiguan-wiki.ru/file/tapewatimijipif.pdfIn PDF document text
- https://jjcfurnituremaker.com/userfiles/files/71227902783.pdfIn PDF document text
- http://isystemlab.com/admin/ckfinder/userfiles/files/degijoxutulerabuki.pdfIn PDF document text
- https://china-glass-mosaic.com/userfiles/files/20210910_094546.pdfIn PDF document text
- http://crescentcarpets.com/userfiles/file/zirisukumufebisisojo.pdfIn PDF document text
- http://hitecds.com/userfiles/file/86049212313.pdfIn PDF document text
- https://bentzendesign.se/wp-content/plugins/formcraft/file-upload/server/content/files/161304cfc4b74d---65970144074.pdfIn PDF document text
- http://commissioncollectionlaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/49653693885.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BvfzZFkJO3s/uplcv?utm_term=fighterz+android+18PDF 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_off0000ecd1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xECD1 | 17324 bytes |
SHA-256: 732dd47abe61fcf4ca3ecd356cc3708df404bcece12f9807f4bb130610eb929c |
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font_01_sfnt_off00011991.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11991 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000131a8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x131A8 | 10612 bytes |
SHA-256: ef8856b524d15c380a376b8250dad8fcb99daf02c9716e9adb930d7d0e96553a |
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