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://ponafet.ru/award?keyword=penatalaksanaan+psoriasis+vulgaris+pdf PDF link annotation
- https://cdn-cms.f-static.net/uploads/4491927/normal_6025bc5289fd2.pdfIn PDF document text
- https://xidoferowugefu.weebly.com/uploads/1/3/4/3/134348033/poxozoperanonokowaf.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4405639/normal_6048922ecb7b1.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4456379/normal_5fc944e0e59f9.pdfIn PDF document text
- https://wovukevaz.weebly.com/uploads/1/3/4/5/134523328/juwavowivimetuv_najexiji.pdfIn PDF document text
- https://kuserivexujeza.weebly.com/uploads/1/3/4/3/134331384/woruru_wowif_fimawuxizawili.pdfIn PDF document text
- http://mavunijikame.iblogger.org/complete_english_grammar_rules_book.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4366312/normal_602c1f64bb1bd.pdfIn PDF document text
- https://tadinitalu.weebly.com/uploads/1/3/4/7/134744808/5bea07d3340634.pdfIn PDF document text
- http://homearfes.com/nunajiligifuul2n7.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4476947/normal_605676396cc22.pdfIn PDF document text
- https://zumizosapozogem.weebly.com/uploads/1/3/2/6/132681504/vilipikoxi.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4387410/normal_60317fb5702b9.pdfIn PDF document text
- https://voxonororipesap.weebly.com/uploads/1/3/5/3/135383222/musugujurix-gijepozilot.pdfIn PDF document text
- https://nakalefa.weebly.com/uploads/1/3/4/5/134522788/terugesog.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4426696/normal_6005f04403a10.pdfIn PDF document text
- http://zoo-taxi.site/fakudifusgxvwu.pdfIn PDF document text
- http://websporizle4.com/through_the_ages_app_expansion7dgdj.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://dowovefedomo.epizy.com/fepexilub.pdfIn PDF document text
- http://kosepeb.rf.gd/travel_reports_trains.pdfIn PDF document text
- http://nusifotujik.rf.gd/encyclopedia_americana_volume_2.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_off0000ea42.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA42 | 5336 bytes |
SHA-256: 44f1d90bdbfb3a820ca8d2305976bb454eb6db441bdf6a75cf29a01e87198e20 |
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font_01_sfnt_off0000fc85.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFC85 | 10948 bytes |
SHA-256: 29c31b46607d239f71e45561863cd612336ab5b34175a4139b5c835124f105d2 |
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