MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was identified as malicious by multiple heuristics and an ML 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 designed to redirect users to malicious sites. The presence of numerous external URIs and the overall structure strongly indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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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=retrofoam+of+michigan+complaints PDF link annotation
- https://static.s123-cdn-static.com/uploads/4427103/normal_5ff6bdc8871fc.pdfIn PDF document text
- http://hh666o.site/jewaverojafusutigotinabojwhqwe.pdfIn PDF document text
- https://cdn.sqhk.co/netimawifes/hjhchin/manumujuwufutewifaj.pdfIn PDF document text
- https://cdn.sqhk.co/giwumazusew/igbZlBp/hachiko_statue_tokyo_train_station.pdfIn PDF document text
- https://cdn.sqhk.co/jikowuzu/ghdyel5/84287783084.pdfIn PDF document text
- https://cdn.sqhk.co/lufezeralon/CldgiNb/zewesurinotute.pdfIn PDF document text
- https://cdn.sqhk.co/susojareb/Nhbhiie/robert_frost_quotes_life_goes_on.pdfIn PDF document text
- https://cdn.sqhk.co/valujoper/icegfcM/4676105741.pdfIn PDF document text
- http://sejunirawor.22web.org/kindle_e_reader_supported_formats.pdfIn PDF document text
- https://cdn.sqhk.co/lupokuna/ibhchhe/kapilodo.pdfIn PDF document text
- http://itasummer.fun/pivigut8xhs4.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4480397/normal_606634815954a.pdfIn PDF document text
- http://povar2020.site/sinemexejavusuxavix10of.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4407733/normal_5fffe3fb7651e.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4376600/normal_6006bd96ddd93.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4450746/normal_5ff2cb8ee9f3e.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://7ae52be2-ba3c-41fb-8935-29281088223e.filesusr.com/ugd/affaa6_9f9ec81a0d7044ccaf3226b4e2d0bb3e.pdf?index=trueIn PDF document text
- https://528f6e5c-6927-42ef-b7a5-a8f9c349750c.filesusr.com/ugd/07b979_29965ba35aa6434ca130bbf2b1cea14c.pdf?index=trueIn PDF document text
- http://vokifanebol.rf.gd/daweredaneporutotapisu.pdfIn PDF document text
- http://jopiliseduvorop.rf.gd/why_school_uniforms_should_not_be_required_essay.pdfIn PDF document text
- https://fb7bf4c5-056f-4058-a7d1-073478569b53.filesusr.com/ugd/d90490_dbcdf4cfa2294431b8553c08c3d236ef.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00010c93.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C93 | 5224 bytes |
SHA-256: 2edbfc84698d7922eb704da78aee314cf8f32431d3aeff1fb6cd5583f3f21cec |
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font_01_sfnt_off00011e31.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11E31 | 11112 bytes |
SHA-256: 4ad0b7127647aefa58ef7c3eb46ad676b1e34f9c2aee133e3c5e6e523f3122b2 |
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font_02_sfnt_off0001440e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1440E | 4324 bytes |
SHA-256: cd94ef65598b1866d0653cdd88243d989fd81359c0e770c2d3a4858f1c2f6d34 |
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