MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was identified as malicious by multiple heuristics and a machine learning classifier, with ClamAV detecting it as a phishing trojan. It contains a large number of external links, many hosted on disposable domains, suggesting a link farm or SEO spam operation. The document body, though heavily obfuscated, contains references to 'iron horse elementary website' and the authoring application 'wkhtmltopdf', indicating a potential lure to direct users to malicious or spam-related content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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://ponafet.ru/wix?keyword=iron+horse+elementary+website PDF link annotation
- https://tesewipelevifiv.weebly.com/uploads/1/3/3/9/133997178/7523c0d9.pdfIn PDF document text
- https://cdn.sqhk.co/rekutadis/fhaBYhf/murderous_pursuits_characters.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4450038/normal_601b73cd5a126.pdfIn PDF document text
- https://roralolew.weebly.com/uploads/1/3/0/7/130775143/12f622e3d.pdfIn PDF document text
- https://cdn.sqhk.co/guzowozuk/geJicja/ragibedexuwekadakodewugo.pdfIn PDF document text
- https://sinaxerepedosuj.weebly.com/uploads/1/3/1/3/131398545/6930268.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4408707/normal_6017a7e90caa0.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4445128/normal_600262d94a000.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4470841/normal_60184e92ede00.pdfIn PDF document text
- https://cdn.sqhk.co/sifapudoxig/CGjdijI/89585911219.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4459805/normal_6054d9af30501.pdfIn PDF document text
- https://s3.amazonaws.com/mogedozara/lifibo.pdfIn PDF document text
- https://natitapa.weebly.com/uploads/1/3/1/3/131379406/livanorumasud.pdfIn PDF document text
- https://s3.amazonaws.com/fopalew/zejekidibupupanafazimodu.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4388293/normal_600b3fe6264e7.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4367911/normal_60176bf7631d6.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4417313/normal_5ffea0d41dd50.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4422145/normal_604069a49f444.pdfIn PDF document text
- https://s3.amazonaws.com/zuxime/bmw_navigator_6_update_mac.pdfIn PDF document text
- https://pilopagitek.weebly.com/uploads/1/3/4/8/134856928/c644146fc5.pdfIn PDF document text
- https://belanuxaru.weebly.com/uploads/1/3/4/6/134670531/pafamozazuxogesif.pdfIn PDF document text
- https://fejilezujew.weebly.com/uploads/1/3/4/3/134340931/dafudovinedatisefovu.pdfIn PDF document text
- https://bipasakugerada.weebly.com/uploads/1/3/4/3/134350286/4989947.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4450148/normal_5fe0b534be57b.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn 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_off0000d60a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD60A | 5196 bytes |
SHA-256: e20089871bad576374c07c838256062da798dcc2a5d5bde6fa84d4b380303bf8 |
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font_01_sfnt_off0000e79b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE79B | 10928 bytes |
SHA-256: d6086139a01bb270310fc8d9fcbc2af2d9174d638dfd70edb71d7e29ecd865f8 |
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