MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains a large number of external links, many pointing to disposable hosting, suggesting a link farm or SEO manipulation tactic. The primary URL, https://vilenefex.ru/award?keyword=formula+for+volume+and+surface+area+of+all+shapes+pdf, is likely a lure to a phishing or malware distribution site.
Machine Learning
- Nyx PDF Classifier malicious score 0.9990
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/award?keyword=formula+for+volume+and+surface+area+of+all+shapes+pdf PDF link annotation
- https://vunorozixu.weebly.com/uploads/1/3/1/1/131163876/4069425.pdfIn PDF document text
- http://fowirunuwajuk.iblogger.org/34558715887.pdfIn PDF document text
- http://zuregazezoral.mygamesonline.org/16290628371.pdfIn PDF document text
- https://sajolunuweto.weebly.com/uploads/1/3/1/4/131407571/lugakobovujut_zobovusa.pdfIn PDF document text
- https://toxodapakaxoza.weebly.com/uploads/1/3/4/5/134525452/583233.pdfIn PDF document text
- http://getepitisux.mywebcommunity.org/upsc_books_download_free.pdfIn PDF document text
- https://s3.amazonaws.com/jezaxojipevu/effective_academic_writing_1_answer_key_booklet.pdfIn PDF document text
- https://s3.amazonaws.com/vokeri/panasonic_6.0_plus_caller_id_not_working.pdfIn PDF document text
- http://fafuzum.sportsontheweb.net/12177290387.pdfIn PDF document text
- http://bexukavinawexov.mygamesonline.org/classroom_language_in_english.pdfIn PDF document text
- https://miwimuwal.weebly.com/uploads/1/3/0/7/130775744/1614338.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://99442e0c-e188-470f-b1e9-a2082f9e7f28.filesusr.com/ugd/2274a7_878522eb7553447f90c98a185d70894c.pdf?index=trueIn PDF document text
- https://c2bc7a71-cb21-434c-84f6-8d2fc09ed56d.filesusr.com/ugd/03ae60_3497547434c24461953fae9ef864e878.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/283e9e36-3315-4c88-83e7-55599011cf8b/fovatamurutufu.pdfIn PDF document text
- http://sajusujivolase.rf.gd/48892187689.pdfIn PDF document text
- https://5b0e1d79-1acc-45ba-a965-31015372eee8.filesusr.com/ugd/67f5f7_55b4a5643887402fb4f249e4ad9f5cfa.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/c053f40e-48b6-45e8-b5b7-de5880cdd9b8/39102413036.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/52674aeb-733d-445c-805a-204c4dd776d1/8889122670.pdfIn PDF document text
- http://rotaduwifomol.rf.gd/chaconne_cello_sheet_music.pdfIn PDF document text
- http://tenovidoxidal.rf.gd/68886348921.pdfIn PDF document text
- http://garulolit.rf.gd/bevemuvowawal.pdfIn PDF document text
- https://42e65457-ec34-4553-8979-78b6e302f774.filesusr.com/ugd/f1976d_c5866811c3a94f79ab219b439e79069d.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/9e1facd3-bef0-4aed-a011-6fbfce89f926/how_much_does_a_wood_burning_fireplace_insert_cost.pdfIn PDF document text
- https://8fa10226-37c2-454d-bd65-ced70ecbf0c4.filesusr.com/ugd/c34aa9_a34bf5ac8cbe4c6c84c2808db2e412d7.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_off0000e39d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE39D | 5408 bytes |
SHA-256: 048d0383972bbcbe8fd09dae82df90031247e1205e83b1ef33a9b7413786a6dd |
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font_01_sfnt_off0000f5e5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF5E5 | 11308 bytes |
SHA-256: 2c122f9c9687fd56595e0deafc717a9955ebfc13e72a801eeac792d2ff9a83d2 |
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