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://dugedepap.ru/award?keyword=adiponectin+and+obesity+pdf PDF link annotation
- http://mupifojoxur.medianewsonline.com/jopediwidotulizimex.pdfIn PDF document text
- https://cdn.sqhk.co/nomavunut/idhcjgM/66168271252.pdfIn PDF document text
- http://gebatuvarak.66ghz.com/jekunekiki.pdfIn PDF document text
- https://xunamokisanuf.weebly.com/uploads/1/3/5/2/135296359/loruwodaxo_rusekofazukot_ravatomowisufi_kakedimasig.pdfIn PDF document text
- https://jadufebifov.weebly.com/uploads/1/3/4/6/134627690/cdb572fa494e.pdfIn PDF document text
- http://nekuwagibajese.getenjoyment.net/best_electric_ice_cream_maker_recipes.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4414851/normal_5fe36eceae615.pdfIn PDF document text
- https://cdn.sqhk.co/letarezetap/gchdjaG/lolegafofapolad.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4472495/normal_604a35d210d8a.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4500911/normal_6001c9a65659d.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4409609/normal_6046f9f1736e7.pdfIn PDF document text
- https://cdn.sqhk.co/tosobulig/zgjhmja/govamizusomuzejef.pdfIn PDF document text
- https://cdn.sqhk.co/niririga/DjbgcNV/29857099080.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4420025/normal_5fd61a64f2020.pdfIn PDF document text
- https://vitovoraf.weebly.com/uploads/1/3/1/1/131164311/8c066676a9ba.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://tavopaku.rf.gd/guia_ceneval_administracion_2020.pdfIn PDF document text
- https://3e1d1bad-f645-4ebd-ac75-469e7ff7c972.filesusr.com/ugd/e745be_831ae92d3a514bd087c2a478cafa449d.pdf?index=trueIn PDF document text
- https://a1bd7baf-2de3-4c81-8914-4b74a732ecf9.filesusr.com/ugd/c89f15_fec0ea06e3f545f0affef8ab9da2e390.pdf?index=trueIn PDF document text
- https://9fc80a0e-b25b-4135-afeb-9811a1ea6bf8.filesusr.com/ugd/91e123_b5fa7e2dc9cc4aec8e650d2117ff1206.pdf?index=trueIn PDF document text
- http://nujugeteteda.myartsonline.com/clothing_donation_drop_off_near_me_during_covid.pdfIn PDF document text
- http://jexovisejaj.epizy.com/xafadagufasi.pdfIn PDF document text
- http://nonavijewiw.epizy.com/how_to_change_a_timex_ironman_triathlon_watch_battery.pdfIn PDF document text
- http://misibinebob.epizy.com/horses_daryl_braithwaite_sheet_music_free.pdfIn PDF document text
- https://6f12065f-c45d-410c-b048-6ec23fb2b810.filesusr.com/ugd/02ccf7_63c9a471beed44548289c452afb86b39.pdf?index=trueIn PDF document text
- https://7a512b58-7189-4bc4-8343-f643fa9054c9.filesusr.com/ugd/1e52da_a17f14c7f03544c7ab3c45fc0e731101.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_off0000f2e7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2E7 | 5252 bytes |
SHA-256: 803ca134b883855eb1f0d1525510daa10a5d8ecafcbea66c98ab8e81b9d17c71 |
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font_01_sfnt_off000104de.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x104DE | 11136 bytes |
SHA-256: 487819f688e3d2d0c4c8245f6a471ee8c09c85dec03489c59075532bdc399b58 |
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