MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm and presents a deceptive download button. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://jacksth.ru/wix?keyword=fall+river+housing+authority+fall+river+ma PDF link annotation
- http://lbaranaydin.com/kbb_rv_guideldaef.pdfIn PDF document text
- http://useplafond.xyz/95342338365kmw5y.pdfIn PDF document text
- http://gojoxoxuda.22web.org/bsc_physics_mechanics_book.pdfIn PDF document text
- http://kolegutoravi.mygamesonline.org/tamaxipaw.pdfIn PDF document text
- http://rexonina.medianewsonline.com/98876097180.pdfIn PDF document text
- http://komarovskii.xyz/bivetisifidovujur2dnfw.pdfIn PDF document text
- http://fidofawi.medianewsonline.com/fuvixoxibofunib.pdfIn PDF document text
- http://wedasuf.getenjoyment.net/50500783523.pdfIn PDF document text
- http://mofonuf.medianewsonline.com/buziredi.pdfIn PDF document text
- http://nulivanofika.mygamesonline.org/notokofodez.pdfIn PDF document text
- http://xitawefavam.medianewsonline.com/shipping_and_logistics_management_download.pdfIn PDF document text
- http://tetizeniwa.mypressonline.com/what_is_the_meaning_of_dip_dip_potato_chip.pdfIn PDF document text
- http://kanaxade.mygamesonline.org/calvinism_versus_arminianism.pdfIn PDF document text
- http://napodosawukezob.getenjoyment.net/accounting_standard_30.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://c31d65df-273c-4bcc-acfb-7b03b0724b99.filesusr.com/ugd/e7e4a0_f2bf8415767f4118b062ebec28c3ee47.pdf?index=trueIn PDF document text
- http://xasejumav.onlinewebshop.net/ramolen.pdfIn PDF document text
- http://bifovigavij.myartsonline.com/operations_research_masters_rankings.pdfIn PDF document text
- http://dagaratula.rf.gd/tabewupapuputezokax.pdfIn PDF document text
- https://30b7a97f-6117-4fff-8876-4b3c2220b6c6.filesusr.com/ugd/15cd4d_98183d02608a4f2e87db223f6173ca02.pdf?index=trueIn PDF document text
- http://kawojimulogizef.rf.gd/gafajogelavilasovirorat.pdfIn PDF document text
- https://cb8582fb-ab29-4f13-bfd4-623ca244ab52.filesusr.com/ugd/d61b30_fe9116d8cfa3459684ba8c6fa14a3116.pdf?index=trueIn PDF document text
- http://tisuvelepep.rf.gd/nudakokuwixipatiwilenulu.pdfIn PDF document text
- https://6d706a39-1f93-4f1a-9423-caccf7e65e71.filesusr.com/ugd/69f91f_ff0cfadd82ef4eebb1d85a06d6f6e645.pdf?index=trueIn PDF document text
- http://ligoroxenafof.atwebpages.com/liluwemuvup.pdfIn PDF document text
- http://jasosuwer.epizy.com/button_onclick_submit_form_jquery.pdfIn 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_off0000fe73.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFE73 | 5300 bytes |
SHA-256: 9a2e3512e8479de20b3b3a0ba22c5a7d89aab047fdcf35c13ea4a43ad4d05e72 |
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font_01_sfnt_off00011062.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11062 | 11416 bytes |
SHA-256: ace9177ee7fb487fa9bf8a108b2c0d3e0eca21b71616860a1b99e0e6cdcdbac9 |
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