MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was detected as malicious by ML classifiers and ClamAV, 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 poisoning tactic. The primary URL, https://mezovuduw.ru/wix?keyword=asi+se+dice+level+2+textbook+answers, is presented as a search result for textbook answers, likely a lure to direct users to potentially malicious content or phishing pages.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://mezovuduw.ru/wix?keyword=asi+se+dice+level+2+textbook+answers PDF link annotation
- https://vesixogis.weebly.com/uploads/1/3/4/8/134863987/16c86871.pdfIn PDF document text
- https://guzuwifaxad.weebly.com/uploads/1/3/4/0/134096987/govupojoko-pulipi-mewiwodowoxez.pdfIn PDF document text
- http://myfoxing.online/nudemirekulabokint5cvs.pdfIn PDF document text
- http://idealslimitalia-ufficiale.site/fimabagakabuwesijedezi1zjaq.pdfIn PDF document text
- https://rilumegunelado.weebly.com/uploads/1/3/4/6/134615428/13d31af11a066c7.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://5f8b0e40-2141-4341-98ab-6145db4b8156.filesusr.com/ugd/2072cd_1041ff8e9ab3490cbb87313ccdfc4195.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/450dbe64-191c-4434-8e5e-882438d4336a/tajagepijol.pdfIn PDF document text
- https://s3.amazonaws.com/wujanozo/chinese_calendar_2018_malaysia.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/3e2869fe-1ae8-44b2-9a4b-452f6a41963b/37570508141.pdfIn PDF document text
- https://3e3188f7-d9e9-48da-9af6-4e6760718ee0.filesusr.com/ugd/4f7562_c75fbacecfbb4424be66620fe8814e7e.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/watajive/10414803942.pdfIn PDF document text
- https://6b54b0b2-91db-43cc-88c8-bbc4f7e20b37.filesusr.com/ugd/a773aa_772471ce4f3342b9b160b42ae8191738.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/aa428905-d345-4461-98b1-10dd9c13741c/majalawoz.pdfIn PDF document text
- https://38f9ccf9-db33-4582-994d-0ea518e52d38.filesusr.com/ugd/368de4_0a5cd3c70fe6474a846d1003ef5f1a25.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/davolazupivowi/kazet.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e935ddae-3b38-43f8-8f9a-52c0b04c8f02/90608319114.pdfIn PDF document text
- https://4de1274e-a26b-4e71-a0d1-d86f0cfee7ee.filesusr.com/ugd/ee4d88_6ffa92bea3dd46b2847c83d82dd983c0.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_off0000d80e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD80E | 5632 bytes |
SHA-256: 6f7640d654dd7ad6cd411f6248bd3e28d1d52c7544967aceefd42ffa58612723 |
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font_01_sfnt_off0000eb7a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB7A | 5480 bytes |
SHA-256: 92e6753b731ce64e449977606dd82f71c3cade34c1ffe37448b212cf05e5f87d |
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font_02_sfnt_off0000fe45.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFE45 | 10580 bytes |
SHA-256: 67a6d16eaa652acb897faf2f1eb04242713a64f6f5aef0555596e4d27ccd773b |
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