MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was flagged by a machine learning classifier and ClamAV as malicious, indicating a high probability of malicious intent. It contains a large number of external links, suggesting it functions as a link farm, potentially for SEO manipulation or to distribute further malware. The presence of external URIs and the overall structure point towards a phishing or spam campaign, likely delivered as a spearphishing attachment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9994
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 contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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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://mezovuduw.ru/wix?keyword=periodic+trends+puzzle+answer+key PDF link annotation
- https://static.s123-cdn-static.com/uploads/4481988/normal_5ffb8807af6de.pdfIn PDF document text
- https://nobuzuza.weebly.com/uploads/1/3/4/7/134757083/gunatasipejagi-junavawekut.pdfIn PDF document text
- https://wevuretadoza.weebly.com/uploads/1/3/5/3/135320639/7557829.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4450138/normal_602e382e87b60.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4381531/normal_6018705dc25bb.pdfIn PDF document text
- http://xitnet.fun/what_time_does_elementary_school_end_in_hillsborough_countymsswy.pdfIn PDF document text
- https://kokujefep.weebly.com/uploads/1/3/1/4/131409677/5306120.pdfIn PDF document text
- http://idealslimitaly-ufficiale.site/402842099994dxsf.pdfIn PDF document text
- http://uablog.website/how_to_start_porter_cable_air_compressori51zx.pdfIn PDF document text
- http://stavki-na-sport.site/crickingdom_brand_ambassadorjd8ei.pdfIn PDF document text
- https://webunufilijamo.weebly.com/uploads/1/3/4/6/134677486/54343f774f9ec.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/d86adc0e-df20-4d8a-beb6-9ae40a83d36a/qu_fruta_no_puede_comer_un_diabetico.pdfIn PDF document text
- https://e4da1597-3bb3-488b-9226-7c2c9e06e9ce.filesusr.com/ugd/db5d73_02f7cf62a22e47ac87ccbacaeb14f7c5.pdf?index=trueIn PDF document text
- https://eee5dff6-7331-416e-acdf-593d0c386862.filesusr.com/ugd/21e9e0_a43511b213ed4938a13414ede1e6fe63.pdf?index=trueIn PDF document text
- http://mujijebal.epizy.com/37183266137.pdfIn PDF document text
- http://zanixav.rf.gd/lufawuzevew.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/3f4fc3ff-f40a-4e6c-aa0a-b023d474c323/excel_formula_multiply_and_then_divide.pdfIn PDF document text
- https://45180a89-8b92-4d54-a4c6-cdf0ad6af3c7.filesusr.com/ugd/2b98a3_b0aef6e14f3f4b10bb127851e47fdf8e.pdf?index=trueIn PDF document text
- https://3485775d-af35-4505-8fb4-f6750f575e04.filesusr.com/ugd/42f18e_6a94e6f1b9cd4d079c0a7c8dee3e500b.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/26f72a55-33f6-4d08-8bbe-b3e6460eae32/how_to_find_the_mass_of_1_atom_of_an_element.pdfIn PDF document text
- http://jumebesatupa.epizy.com/vmware_windows_10.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/439e1f31-1fb9-4544-9dc0-625371ae2798/low_cost_rabbit_spay_and_neuter_near_me.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/930ad04f-ca25-4b19-99b0-3c6f4ca48ab8/53549735467.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_off0000fa2c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFA2C | 5376 bytes |
SHA-256: 5e336e1c37b3954fe4f9480c019b0159519d3989e13e67940ecab540488cae17 |
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font_01_sfnt_off00010ca3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10CA3 | 10900 bytes |
SHA-256: 98b6ef883564ebb4d0dff1d1e0bc4f7095e664352c911091e74c6b5d0eb4d13d |
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