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 0.9996
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/award?keyword=simple+english+words+with+meaning+and+sentences+pdf PDF link annotation
- https://gupijevud.weebly.com/uploads/1/3/1/4/131407369/5817193.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4387566/normal_6004f8245b8b3.pdfIn PDF document text
- https://taralibupub.weebly.com/uploads/1/3/4/3/134372711/kijewiwebojofikoka.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4478378/normal_5feaf7edb9f06.pdfIn PDF document text
- https://gobujapupi.weebly.com/uploads/1/3/4/7/134725152/2538064.pdfIn PDF document text
- https://jorosovepi.weebly.com/uploads/1/3/4/7/134706332/gagosojevurox_tutafox.pdfIn PDF document text
- https://jadotonevuwupu.weebly.com/uploads/1/3/1/4/131407011/1046127.pdfIn PDF document text
- http://worameruvejaka.mywebcommunity.org/wiguribazukapibatos.pdfIn PDF document text
- https://nogisapu.weebly.com/uploads/1/3/1/4/131453993/jajepuvabo-jigovezoxi.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4415081/normal_5fc716c30b06a.pdfIn PDF document text
- http://lubenoredeji.mypressonline.com/99138971261.pdfIn PDF document text
- https://xozavefo.weebly.com/uploads/1/3/4/0/134018900/01719.pdfIn PDF document text
- https://dawopodesolapip.weebly.com/uploads/1/3/5/3/135327749/papuribikubadup.pdfIn PDF document text
- https://bimefitovaj.weebly.com/uploads/1/3/1/4/131437299/nanuwofuri_joliweb_tugukino_sidevu.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4448724/normal_6033ee361cd27.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4386091/normal_60261c56edc49.pdfIn PDF document text
- https://xafixefar.weebly.com/uploads/1/3/4/7/134714422/5630020.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://susabumo.atwebpages.com/cambodia_visa_application_form.pdfIn PDF document text
- http://geforagegi.atwebpages.com/xozadavusisiso.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/0e80a228-b50f-42f0-9be5-b63f1a20d628/toro_421_snowblower_oil_change.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e5ed5a5c-0aec-49fc-adf8-d0e1fd301a24/kemelugogufabisipevanase.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b5140423-0121-46d3-9d81-dd78c250adba/the_witcher_season_2_release_date_reddit.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_off0000f931.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF931 | 5764 bytes |
SHA-256: f41c944026ad5a362c2f95359aa2fcc43b44c4705009ba9467e36266495567b4 |
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font_01_sfnt_off00010cb7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10CB7 | 11404 bytes |
SHA-256: 10a3fdd876f031b8cbe63cd13e1d4062badca6ec6fc548972b96348696181b6a |
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