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-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://ponafet.ru/award?keyword=biocentrism+review+pdf PDF link annotation
- https://zisefedid.weebly.com/uploads/1/3/4/7/134767142/8ff8fcd377.pdfIn PDF document text
- https://livadekawa.weebly.com/uploads/1/3/5/3/135317457/f73159afafa0a2a.pdfIn PDF document text
- http://talajudoxuxip.mygamesonline.org/bafidifava.pdfIn PDF document text
- https://kibasixeb.weebly.com/uploads/1/3/1/4/131438563/6400607.pdfIn PDF document text
- https://lewuseloti.weebly.com/uploads/1/3/1/4/131437615/3865494.pdfIn PDF document text
- https://nudesobaxoxis.weebly.com/uploads/1/3/4/6/134666739/2010627.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4386607/normal_5fe09e6ad78e4.pdfIn PDF document text
- https://fexalikinuzumow.weebly.com/uploads/1/3/5/3/135324316/togidaw.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4458144/normal_6000a2d45709b.pdfIn PDF document text
- http://jemulobapamiwu.mywebcommunity.org/samunalewuregokeforadula.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4366366/normal_604ad8d4462ab.pdfIn PDF document text
- https://safesawugu.weebly.com/uploads/1/3/2/8/132814337/vagipigud-jorito-vavujix-lejezakomezab.pdfIn PDF document text
- https://toxoladosa.weebly.com/uploads/1/3/4/4/134479392/1844618.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://4dd4a32c-aced-41d2-87e6-7ff9ca8080d7.filesusr.com/ugd/6d6f33_fd68275df2fb4328acd68aa3d9b2213c.pdf?index=trueIn PDF document text
- https://814cba0f-f649-4223-bfe6-7884e6e02b9d.filesusr.com/ugd/c1108c_3b0c1f73c21e416fa07fe1da6effa0e2.pdf?index=trueIn PDF document text
- https://9fbaa0db-fe9e-443e-b503-3d02ea494c21.filesusr.com/ugd/d417e9_4eab0452a0054abe9c8e021f1eb4cf68.pdf?index=trueIn PDF document text
- http://mikijanux.atwebpages.com/rosevasuvutol.pdfIn PDF document text
- https://506dbbd1-d4b3-44b1-a4c9-6b5d0cab6a23.filesusr.com/ugd/c75f60_9cdf733c8a874d61916e77dd5861023d.pdf?index=trueIn PDF document text
- https://4b0cdf75-2e42-4830-99f1-bbdbaec3f661.filesusr.com/ugd/891219_813590f8fb874fc7884ec9e7b988944c.pdf?index=trueIn PDF document text
- https://a72b158e-cead-41d6-a0b3-8518216316a4.filesusr.com/ugd/35c6e2_a25393986dae474ea3f173ff985eec84.pdf?index=trueIn PDF document text
- https://27f1a270-5048-4778-87f0-574dfe85248a.filesusr.com/ugd/b7306e_5f01b77a9c9f4948b6bfa3a4f36aeb94.pdf?index=trueIn PDF document text
- https://ba10d46a-d7c1-43af-8542-f1a50f31aa8a.filesusr.com/ugd/4dded2_e4cff77c904d4acebd583f879afc92c5.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000eb41.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB41 | 5260 bytes |
SHA-256: d6963479b279d4cd38a636b3b3247df07cadebc3f8d2d7c657812c33cd07214e |
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font_01_sfnt_off0000fd2c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD2C | 11012 bytes |
SHA-256: df6b552d2dcedb9092bf752f6f278e4a032e11bdfd6a58dbed96a0231b5f38f5 |
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