MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was flagged as malicious by ML classifiers and ClamAV, indicating a phishing or malicious intent. It contains a large number of external links, many pointing to disposable hosting, suggesting a link farm or SEO manipulation scheme. The embedded document body, though heavily obfuscated, contains text that appears to be part of a lure, and the presence of external URLs further supports the phishing or malicious redirection hypothesis.
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 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://jumiwimov.ru/wix?keyword=outgroup+homogeneity+effect+is+the+assumption+that PDF link annotation
- https://static.s123-cdn-static.com/uploads/4424682/normal_5fc92cfd6e498.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4476288/normal_6044aa7134e34.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4379841/normal_602909269c346.pdfIn PDF document text
- http://idealica-ufficialeitalia.website/kavipw94s1.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4479707/normal_604b25a53b3bf.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4385235/normal_6023096a29c5f.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4444864/normal_602953b6b16ec.pdfIn PDF document text
- http://nibelv.xyz/26551518491ylr2y.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4376101/normal_5ffad2872b4db.pdfIn PDF document text
- http://torchqbfl.fun/cognitive_behavioral_therapy_worksheets_in_spanishfq0lh.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4376852/normal_604f437ba5326.pdfIn PDF document text
- http://maslovauto.ru/expression_of_quantity_worksheetvkt3d.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4403120/normal_602b61445692c.pdfIn PDF document text
- http://alexsaf.ru/the_chicken_shack_menu_fresno_caj9j07.pdfIn PDF document text
- http://idealslimitalia-official.site/another_word_for_7_times78f6b.pdfIn PDF document text
- http://cabinetsop.xyz/korean_dictionary_app_downloadj2yox.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4476577/normal_6040d9e2f2d8e.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/safenalavojuwu/jumobitazivazo.pdfIn PDF document text
- https://4590046d-f0a9-4171-b8a0-56ff8c1fe63c.filesusr.com/ugd/0bfb20_269fc033ee224507811d6fe0ff2c58cb.pdf?index=trueIn PDF document text
- https://c3bb11cb-ba02-405d-8462-2b4421b436e1.filesusr.com/ugd/4c7814_975e0fd8f2924dccb16b2f550481224b.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/ropidadegaxut/android_x86_vmware_display_resolution.pdfIn PDF document text
- https://s3.amazonaws.com/memexelu/vuwife.pdfIn PDF document text
- https://s3.amazonaws.com/buwosevax/pupidisolanoxolibegunu.pdfIn PDF document text
- https://7c8f45b7-e058-4e27-bccd-8ee7dcb26900.filesusr.com/ugd/d5cf39_ce468d0933b4435e98de61c94122c17e.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_off00011b38.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11B38 | 5528 bytes |
SHA-256: 6839b100708c57e14986484275286b40755129231f6cefc642b5c5ab6d738ba9 |
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font_01_sfnt_off00012deb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12DEB | 10780 bytes |
SHA-256: 186108418e4cd725a8b007cc7f977484303d194734faa41a96d46d61b12b83fa |
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