MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The file was detected as malicious by multiple heuristics, including a critical ClamAV detection and an ML classifier. It contains numerous external URIs, many hosted on disposable domains, suggesting a link farm or phishing lure. The PDF structure and embedded URIs indicate it is likely used as a delivery mechanism for malicious content, potentially through spearphishing.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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://resalured.ru/wix?keyword=audubon+mushroom+field+guide+pdf PDF link annotation
- https://cdn-cms.f-static.net/uploads/4379030/normal_60263506e0d2e.pdfIn PDF document text
- http://itsamorem.com/29574243819ke5fy.pdfIn PDF document text
- http://puduvab.sportsontheweb.net/administration_of_drugs_via_enteral_feeding_tubes.pdfIn PDF document text
- http://tupilofegogevas.22web.org/96270424534.pdfIn PDF document text
- https://cdn.sqhk.co/ripalufix/E8hdWP9/jodiv.pdfIn PDF document text
- http://mekapidi.medianewsonline.com/what_type_of_oil_do_you_use_in_a_briggs_and_stratton_engine.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4426263/normal_5ffe425331c25.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4467273/normal_5fc84c9982df1.pdfIn PDF document text
- https://cdn.sqhk.co/takularozo/hciWB0Y/20255053980.pdfIn PDF document text
- http://sodalabs.pro/52481425217g2j4w.pdfIn PDF document text
- http://tertov.xyz/finesonibexatarenodusasirbbft.pdfIn PDF document text
- http://questotzvezd.space/2011_vw_tiguan_owners_manual_free_downloadh7x3o.pdfIn PDF document text
- http://topdouche.xyz/52600760171mp8iu.pdfIn PDF document text
- http://wijofotezopadik.medianewsonline.com/importance_of_being_earnest_2002_film_location.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://f18b8dc1-3ce9-44bd-8712-01435d039869.filesusr.com/ugd/b97cba_1a88d7355bfd471486d7bc90ff72d8b7.pdf?index=trueIn PDF document text
- https://9539e3d7-93ad-434a-85ac-22bd9bdb82bb.filesusr.com/ugd/df7b34_0db5034749714787ad0a781b61fe1c87.pdf?index=trueIn PDF document text
- http://mowumurukilada.rf.gd/lonerwolf_shadow_work_journal.pdfIn PDF document text
- http://xurosuforudev.atwebpages.com/what_type_of_wood_chips_to_use_in_masterbuilt_electric_smoker.pdfIn PDF document text
- https://f05e0dbb-21cf-40ea-8b71-00b8d6f49a3b.filesusr.com/ugd/b09e1d_49ea811f5e8c4b1da49446cf6907f4ee.pdf?index=trueIn PDF document text
- https://2c549fd3-bbcc-4e43-aea5-84609313cfd4.filesusr.com/ugd/c162b3_710ddd92552a46c6a040a1e2b73aeb8a.pdf?index=trueIn PDF document text
- https://4b3b4da4-1145-40fd-8a04-0ac29766dab0.filesusr.com/ugd/6c6203_b23ce04e76a14ec3a7d37f5d2b1619f7.pdf?index=trueIn 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000fe21.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFE21 | 5376 bytes |
SHA-256: c73588a2fd1681b5d366b93d2b732eca27d9c7b7013cccf2505e8b4685ce83c8 |
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font_01_sfnt_off0001103d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1103D | 11328 bytes |
SHA-256: 676a2eff112b30336179d176eac0b4f84faf30b911e9b8f8c2dd48c83a33ec31 |
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