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 0.9998
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://pelibifir.ru/strik?utm_term=how+to+change+battery+in+kindle+3 PDF link annotation
- http://xokapik.mywebcommunity.org/ayushman_bharat_yojana_application_form.pdfIn PDF document text
- http://kujamemapevubu.mypressonline.com/anatomy_of_monocot_and_dicot_leaf.pdfIn PDF document text
- https://mijisurux.weebly.com/uploads/1/3/1/0/131070147/nagorabuvidal.pdfIn PDF document text
- https://karinavoru.weebly.com/uploads/1/3/4/0/134017817/250dfc854be01.pdfIn PDF document text
- http://juluzenaluziwo.22web.org/how_to_install_focusrite_scarlett_2i2_on_windows_10.pdfIn PDF document text
- http://walujaxe.22web.org/ielts_speaking_makkar_september_2020.pdfIn PDF document text
- http://rufisurerupu.iblogger.org/resume_template_doctor.pdfIn PDF document text
- http://zukirudon.mypressonline.com/broken_vessels_sheet_music.pdfIn PDF document text
- https://zowadadevifu.weebly.com/uploads/1/3/4/5/134597758/4660914.pdfIn PDF document text
- https://sexabadipeg.weebly.com/uploads/1/3/4/6/134684930/xarew_zukuwugaxin_gunoz_tawina.pdfIn PDF document text
- http://novorawo.iblogger.org/gekasi.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- http://dijuforuzukogem.rf.gd/how_to_program_xfinity_xr2_remote_to_tcl_tv.pdfIn PDF document text
- https://c6111751-42b6-464f-a8b1-832d492ff999.filesusr.com/ugd/3d0627_94cc3dae18ae4009b562a65e4e1068a4.pdf?index=trueIn PDF document text
- https://d064ede3-316f-4d13-8ec5-014b2136b3bd.filesusr.com/ugd/154db6_c73fb565b6514f63a33113dd56dd1c65.pdf?index=trueIn PDF document text
- http://vafowoloxesimam.rf.gd/95524634734.pdfIn PDF document text
- http://folezazav.epizy.com/business_development_manager_job_description_template.pdfIn PDF document text
- http://xexasuwoxomiba.rf.gd/sesozekilenu.pdfIn PDF document text
- http://gofokamerutasi.rf.gd/86039874883.pdfIn PDF document text
- https://30f21d72-2b41-4965-a7bc-2abb02bf1ded.filesusr.com/ugd/47e66e_faf47837c2b7414fb6ffa273f615d18a.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f28c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF28C | 5336 bytes |
SHA-256: 3b4f60bc05c5b8def24e26a1d1312a3982bad856cb636672fd9b3be73fba8183 |
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font_01_sfnt_off000104b5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x104B5 | 11056 bytes |
SHA-256: df7f2dd780b3bb20bf3b8b4783860aefc69874a6fb1b9f73f549531cfc4a9f50 |
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font_02_sfnt_off00012a74.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12A74 | 4324 bytes |
SHA-256: b50a2106bf82917db0cd3cf88f63c5e8cc3298b343ace5cffc591b35df33d24c |
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