MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file contains a large number of external links, many hosted on disposable domains, suggesting a link farm designed to redirect users. The document's apparent purpose is to act as a lure, directing users to potentially malicious websites. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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://kuzutuzo.ru/strik?utm_term=gramatica+basica+espanol+pdf PDF link annotation
- https://cdn.sqhk.co/tabewinudeka/BKifii1/60178528628.pdfIn PDF document text
- https://revevapeseguv.weebly.com/uploads/1/3/5/3/135387876/4643012.pdfIn PDF document text
- https://cdn.sqhk.co/sifalavuxozo/YfghO4H/rply_anonymous_message_for_snapchat_yolo.pdfIn PDF document text
- https://cdn.sqhk.co/feguzuvubut/iTngfxj/bow_hunter_2016_v1._0_new_york_city.pdfIn PDF document text
- https://xusezazidajitov.weebly.com/uploads/1/3/5/3/135325201/betotozudojak_nonukipi_puwovedebav.pdfIn PDF document text
- https://cdn.sqhk.co/rinugezig/gjbijgg/buffalo_wings_near_me_menu.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4468823/normal_603e616b85de5.pdfIn PDF document text
- https://vigoxanumevu.weebly.com/uploads/1/3/4/4/134466257/559547.pdfIn PDF document text
- https://cdn.sqhk.co/nazabimon/qhgcjbj/mekuraguselepamemopow.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4368759/normal_60224cf0cdcd0.pdfIn PDF document text
- https://zobaretax.weebly.com/uploads/1/3/1/4/131482953/4dae4cbabd3.pdfIn PDF document text
- https://lovelutunaguj.weebly.com/uploads/1/3/4/7/134735325/votegisegegumil.pdfIn PDF document text
- https://cdn.sqhk.co/ranetixeba/bjhifuk/water_bottle_flips_challenge_extreme.pdfIn PDF document text
- https://cdn.sqhk.co/tovitaxani/gcaxNje/jepokujaganirawedifiziloj.pdfIn PDF document text
- https://cdn.sqhk.co/xodawakadude/JUhiVhh/xekodarebexulegezena.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://zafuriket.rf.gd/differential_and_integral_calculus_worksheet.pdfIn PDF document text
- http://dujazenemelix.epizy.com/hp_laserjet_p2055dn_driver_for_mac_os_x_10.15.pdfIn PDF document text
- http://turitize.rf.gd/kurumezaruradagovasiseg.pdfIn PDF document text
- https://00407fa8-a9ef-4b78-9bbe-46147fc8acf6.filesusr.com/ugd/5ecadc_6c1e7b043e9444c18ac13dad60e6c6bb.pdf?index=trueIn PDF document text
- https://35548484-ce42-4b18-9d9d-834326683263.filesusr.com/ugd/a221b6_5032b5970e2e4532b4ef3539dbf2cd96.pdf?index=trueIn PDF document text
- https://86a6be6f-1c3f-48a2-98e5-8a654ddc1212.filesusr.com/ugd/027f51_14082ce297b948f5b3f7c2045a033622.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_off0000f832.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF832 | 5472 bytes |
SHA-256: 41a0e59aefddae0df5951701b271c445eeae32c7f81065758b517d4f9331b788 |
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font_01_sfnt_off00010ab3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10AB3 | 12200 bytes |
SHA-256: db41e16f729df3ed8be0e71b0a3ae175e3698d69f8bbd19797ad7527b11517f3 |
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