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://vilenefex.ru/strik?utm_term=wendys+calories+calculator PDF link annotation
- https://sobiwololisa.weebly.com/uploads/1/3/0/9/130969717/vavijijoxevimofirep.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4470226/normal_5ff3481b8cafb.pdfIn PDF document text
- https://depemazijibibo.weebly.com/uploads/1/3/4/8/134846300/8cffa6a.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4486565/normal_5fefca484a15a.pdfIn PDF document text
- https://vesanalu.weebly.com/uploads/1/3/1/4/131482823/tepukubakasasibo.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4485927/normal_5ff3d220e3421.pdfIn PDF document text
- http://kexevosizamem.iblogger.org/mullard_circuits_audio_amplifiers.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4462341/normal_603673748a7d3.pdfIn PDF document text
- http://sewukagazub.mypressonline.com/bowobaxowejubo.pdfIn PDF document text
- http://zizodoroluxonaf.sportsontheweb.net/57113151088.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4492901/normal_6054b06933bab.pdfIn PDF document text
- https://jukosixosibi.weebly.com/uploads/1/3/1/8/131871462/5348979.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://c96d0889-97fb-4213-90a4-a08ae01970e6.filesusr.com/ugd/ed32f2_b1697d117dd54c0197a30a63545b5004.pdf?index=trueIn PDF document text
- https://2e907eb7-0cdb-46e5-a4de-ff0e34d1b96e.filesusr.com/ugd/7ea2c5_52a7992f3a38418b8c1438cd1746c2f3.pdf?index=trueIn PDF document text
- https://1c8fadd7-09eb-4d2b-9d42-8e747ba5ce52.filesusr.com/ugd/60625b_5b8025565c374e978d1b5c318fc28917.pdf?index=trueIn PDF document text
- http://kelopejawutan.rf.gd/smoke_patch_pes_2019.pdfIn PDF document text
- http://tilojer.epizy.com/bpsc_65th_answer_key_2019_set_c.pdfIn PDF document text
- https://3c199e1c-ff83-4553-a351-db1e9419129c.filesusr.com/ugd/424a74_428975e33afa479781806aa74d964f1f.pdf?index=trueIn PDF document text
- https://18b09f4e-de4d-4c1b-9fe6-be55c63b1c00.filesusr.com/ugd/cd81e9_2419a54144514c16ad9e6c5652fa8725.pdf?index=trueIn PDF document text
- http://pamanivu.epizy.com/built_with_science_upper_body.pdfIn PDF document text
- https://2791e1c6-719d-47aa-bdc5-1556df251b63.filesusr.com/ugd/7757c5_daf6e468105a4777ad878aee14c84bff.pdf?index=trueIn PDF document text
- http://dosidojabar.epizy.com/rijamudavasuzotoxuxa.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_off0000da9d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA9D | 5048 bytes |
SHA-256: 266314d30f949c8cd23372947fe83cad8461a840f6899f7f8168e25dbc6631ba |
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font_01_sfnt_off0000ebea.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEBEA | 10820 bytes |
SHA-256: 7416b91036b8658e610899c1d41f80da36de52345087689d9da02eb2c9919640 |
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