MALICIOUS
186
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. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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 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://midufefew.ru/strik?utm_term=progressive+era+dbq+sample+essay PDF link annotation
- http://detonic-italy.website/best_idea_groups_eu4pjm3b.pdfIn PDF document text
- http://reduslim-shop.website/manujuzabusudosob1erpi.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4479938/normal_60123c9bb0ae5.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4476930/normal_5fe819c651864.pdfIn PDF document text
- http://reactivascotia2020.com/homolytic_fission_chemguidehapol.pdfIn PDF document text
- http://govegejemoluf.iblogger.org/u_bolt_standard.pdfIn PDF document text
- http://liketime.fun/nile_valley_civilizationu3nuj.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://0df6220b-9630-4647-aab6-0d9db69b9d59.filesusr.com/ugd/8b97dd_e645f657f1aa42aa9853c24f9ffba6e7.pdf?index=trueIn PDF document text
- https://db6d201d-bdff-4648-9982-d9cfaac7639e.filesusr.com/ugd/98857b_8eed1863345b4a52ba269faee87b606d.pdf?index=trueIn PDF document text
- https://711a90e7-97f2-4eab-8690-3003ec1e9b64.filesusr.com/ugd/a0905b_de1d4bad148e432fa8c14cb1c67856d1.pdf?index=trueIn PDF document text
- http://tixuveji.epizy.com/24756071614.pdfIn PDF document text
- https://311919ef-92bb-434b-a93e-382c1a5e2e65.filesusr.com/ugd/c893b4_34aa620f6ca54773ba270fd377e1e066.pdf?index=trueIn PDF document text
- https://f270a619-8d23-4dc9-95fa-a4320df4b75e.filesusr.com/ugd/7bd364_c24c838aab7348a8aeb6752285395e63.pdf?index=trueIn PDF document text
- https://f9a132f0-acc9-4761-b7d8-38025aedd849.filesusr.com/ugd/5c71d6_4e02d0163f5c49adbd9a10a78797656f.pdf?index=trueIn PDF document text
- https://05790d5e-93e9-4545-bcc4-99c37f081c18.filesusr.com/ugd/bff4d5_0600e12bebde4cec8828d4f7b7122f2a.pdf?index=trueIn PDF document text
- https://d90bda3b-35dd-409f-9d4b-b4a00d881a52.filesusr.com/ugd/b88e3d_9a3f75c2f95a46cd88a8ccc0b4f219b8.pdf?index=trueIn PDF document text
- https://ebd73b9a-b255-48a5-b781-2bd84b483b4c.filesusr.com/ugd/956c05_44e357b439f341e28921f7e100859342.pdf?index=trueIn PDF document text
- http://vakewexapenox.epizy.com/historical_dictionary_of_ancient_egypt.pdfIn PDF document text
- http://pijasesegixami.epizy.com/73216728546.pdfIn PDF document text
- https://460eb545-5389-4aa9-9e78-d1074a8bca0c.filesusr.com/ugd/21a131_94c5afed662446ff80bff1afec1c61e1.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_off0000e41b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE41B | 5708 bytes |
SHA-256: c1da7624d06df0d7dc2177050548ec668d5ea9157157e08ddbb2b586bdb6634f |
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font_01_sfnt_off0000f76b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF76B | 10224 bytes |
SHA-256: b755d5c88245cc72a3e39625a4c85684ccfaa7ba9b5b708d033f22ad60be22b3 |
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