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://xajibur.ru/strik?utm_term=how+to+program+a+motorola+xpr+3500e PDF link annotation
- http://fuxisileza.mywebcommunity.org/54233369566.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4466172/normal_5fdf2d649d6bc.pdfIn PDF document text
- http://abreudesigns.com/zopujedixixelogusvjv7.pdfIn PDF document text
- http://damita.fun/gukazanc50b.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4366969/normal_60694092b1814.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4412170/normal_6048321486fbb.pdfIn PDF document text
- http://sujabupinoda.scienceontheweb.net/adidas_watches_price.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://1350f94c-8d6f-42b4-8351-24983ad6a49a.filesusr.com/ugd/4aae87_c4fadc185984410e93255158182d52d4.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/2c5a10cc-6032-43ad-b889-5088e642260f/31227737464.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4c8858e2-d8fa-4db9-8532-2b8dafd02f9a/33427983378.pdfIn PDF document text
- https://73b3f487-90f5-41a6-bf44-750372f72efd.filesusr.com/ugd/39e8d0_592d5ed7ea1d4f3aa8c248302392b93e.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/7aeb92fa-6ccf-43df-936a-66fbe1992b79/80661410451.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/ef9e43e4-01b9-4517-838c-336552a9fad0/what_are_the_effects_of_climate_changes.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/04910720-5f39-4945-8638-eea31db003af/what_is_yes_in_arabic.pdfIn PDF document text
- http://vizomonuzujo.onlinewebshop.net/21763141310.pdfIn PDF document text
- https://cc67bef4-e22e-42fd-bf01-3f02b15f800b.filesusr.com/ugd/080020_8354da3a63ee4a469110b12fd016eed8.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/231a93d7-82a8-47b9-86ed-770c77787aac/zobitetexajut.pdfIn PDF document text
- https://34570882-574e-4d25-8c0e-d8b9b6c2967f.filesusr.com/ugd/cb2bed_0bc3cda9537c4ce5b046386b14358ca2.pdf?index=trueIn PDF document text
- https://96a604d4-6f4e-42dc-90fb-b802e1cf4ed0.filesusr.com/ugd/6ef60c_2855055ed61847bc95ed10dcd334a719.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/1ac4b99e-1328-4657-8264-1067ed86bf03/7.3_transmission_cooler_line_size.pdfIn PDF document text
- http://pimimozoji.myartsonline.com/4522755665.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_off0000eaa6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEAA6 | 5512 bytes |
SHA-256: c5a4f77160f570d1294ab2c609c315b36f81a0d795c461cc9226f728aead36d4 |
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font_01_sfnt_off0000fd70.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD70 | 10580 bytes |
SHA-256: e307c38526c04cafe01a222890584a149ae5a5dd6d3c21f0ed70bba3ff04325b |
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