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 0.9991
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://crophysi.ru/wix?keyword=prisoners+of+geography+book+pdf+download PDF link annotation
- http://junumidutuzakox.getenjoyment.net/mixikedejaposagerowumoz.pdfIn PDF document text
- https://tidatulo.weebly.com/uploads/1/3/2/8/132815220/4353cad.pdfIn PDF document text
- http://samafutanub.mypressonline.com/pdf_file_size_reduce_online_upto_100_kb.pdfIn PDF document text
- https://wurilulisewanid.weebly.com/uploads/1/3/4/7/134728532/robudidoguviw-kamofited-wojow-dapari.pdfIn PDF document text
- https://rudadikisoma.weebly.com/uploads/1/3/1/6/131606677/8789934.pdfIn PDF document text
- https://rofexelugikovu.weebly.com/uploads/1/3/4/7/134732340/noteriwemurefob_daxuv_jadumadat_jebenalewa.pdfIn PDF document text
- http://rolorutebu.sportsontheweb.net/18192607536.pdfIn PDF document text
- http://naxuvazexipok.sportsontheweb.net/wozajomu.pdfIn PDF document text
- https://pekavodasusoku.weebly.com/uploads/1/3/5/9/135982803/lelekonari.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://ab0007c4-58ca-4db2-ab23-686bae4d53c1.filesusr.com/ugd/8bf248_d51bc8b0bcb4469db73284674b41ec3b.pdf?index=trueIn PDF document text
- https://944bcc21-9f45-42c2-9889-8cf837fa5d1c.filesusr.com/ugd/50f869_9c9143bdb6ff47839f4d87167ab58302.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/6e38aa33-b50a-46a7-b31c-5df518bb2940/99205104093.pdfIn PDF document text
- http://bitenozof.atwebpages.com/ctet_question_paper_with_answer_key_2020.pdfIn PDF document text
- https://s3.amazonaws.com/jodabiladezot/champagne_pink_formal_dress.pdfIn PDF document text
- https://2571d5ef-7130-409a-b87d-c3fd18a83f30.filesusr.com/ugd/71fc55_a3224ac1a4af4141b15ffa29a10af40f.pdf?index=trueIn PDF document text
- http://tuwutexo.onlinewebshop.net/application_for_schengen_visa_belgium.pdfIn PDF document text
- https://b23183eb-b2e5-455e-bc25-91fac1efd10f.filesusr.com/ugd/cc14e4_a90add41ec48484ab773c27bbf41fb03.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/desekusoxi/dilegolawiwoniko.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/72ed375d-9316-4dd3-b190-870403e1ebaa/how_to_install_a_clock_movement_kit.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1e4355e9-627d-44c9-87f3-e36cff1a0b54/history_of_sexuality_volume_2_summary.pdfIn PDF document text
- https://s3.amazonaws.com/bikikanafopavu/texas_sheet_cake_recipe_no_sour_cream.pdfIn PDF document text
- https://45dcde1a-aed5-4138-b95e-a0f768a283bf.filesusr.com/ugd/89441e_47590b72f579430291cd553e1c679ff6.pdf?index=trueIn PDF document text
- http://tavoxelelenasi.onlinewebshop.net/abnormal_psychology_6th_edition_susanna.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/234b276b-f635-4fb2-9859-cdc6767a4a18/99481292561.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_off0000fc71.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFC71 | 5700 bytes |
SHA-256: ea03bef3ef8483b1a3b8b889fd299a48388605f19385c24048a8ce983c3a1448 |
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font_01_sfnt_off00010fe5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10FE5 | 11104 bytes |
SHA-256: 894124bc142213513d39d5e79912e4a17d3f25174222b55daa73aef012bfb4a5 |
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