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 link farm with numerous external URLs, including one pointing to 'xezojetit.ru', suggesting it's used for phishing or to distribute further malware. The document body, though heavily obfuscated, appears to be a lure related to sheet music, aligning with the link farm's theme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9994
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://xezojetit.ru/award?keyword=movie+themes+for+brass+quintet+sheet+music+pdf PDF link annotation
- https://cdn-cms.f-static.net/uploads/4384819/normal_602e215fe4b21.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4374520/normal_5ffb348e43bf7.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4472204/normal_6060f3f92b6c6.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4459170/normal_6020bfdb0533c.pdfIn PDF document text
- http://gimepar.22web.org/renin_aldosterone_system.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4462345/normal_5ffec17e429e9.pdfIn PDF document text
- http://degejebinet.iblogger.org/alberta_infant_motor_scale_record_booklet.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/084c279e-cc8c-45d9-b20a-9cb10e796894/21019507129.pdfIn PDF document text
- https://s3.amazonaws.com/novipaliwid/75119956809.pdfIn PDF document text
- https://3175e58c-9db9-4d87-bcb9-15e03531d93d.filesusr.com/ugd/c93210_c43e3ba9df374106a808ed19750b3bf8.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/zomuzigo/48016392527.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/a14fcd7f-0946-47ca-983e-800d77fa35a9/combi_boiler_heat_exchanger_cost_uk.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/323a4f0b-ff82-4dfc-a6f6-ba74c57e9aba/nakolujituvubetevorixa.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/2874c814-050a-4e74-817a-72447aa24b66/hunchback_of_notre_dame_musical.pdfIn PDF document text
- https://21036261-01f9-4725-a342-2b8b08d10099.filesusr.com/ugd/d0cbc4_dab5d0ba3d2544ff8f8581fe8c899891.pdf?index=trueIn PDF document text
- https://85fc0914-20e3-4f1c-be8c-de7e6f89f47e.filesusr.com/ugd/a44510_f68547e9446047758d5c596d3d247237.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/d76167bf-b5c8-43a8-8f9b-8949208f6052/77554120313.pdfIn PDF document text
- https://7ef5d8b8-74ac-4e0a-b0a0-fa61ca6462a8.filesusr.com/ugd/23e9be_a0d1e57a1f3b42b59ecc06a0df5020f3.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/887d5519-cf26-445b-8666-00a995630cf7/42955470642.pdfIn PDF document text
- https://s3.amazonaws.com/poresi/best_books_to_read_for_flipping_houses.pdfIn PDF document text
- http://kiwusegofavuto.rf.gd/nivovus.pdfIn PDF document text
- http://julisanusifi.rf.gd/hebrew_word_study_chaim_bentorah.pdfIn PDF document text
- https://0c43c058-97b3-435a-b041-a9f001bfa883.filesusr.com/ugd/791d74_8bf406158a3247f69ffada4a9b0c25fc.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_off000100de.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x100DE | 5696 bytes |
SHA-256: 89c963b6878372ff27bb3bbab793fe02dcabb0129a64caefa0b7d7d1df02c16d |
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font_01_sfnt_off0001141b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1141B | 11088 bytes |
SHA-256: 76acc14e0d941ab5d92ecc465404bda9b42403e4565494ed5f6782c08bfc8ddf |
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