MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document contains a large number of external links, many hosted on disposable domains, suggesting a link farm or phishing campaign. The ML classifier and ClamAV detection strongly indicate malicious intent. The document body, though heavily obfuscated, appears to be a lure related to educational content, likely to trick users into visiting malicious URLs.
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://pelibifir.ru/strik?utm_term=run+on+sentences+and+comma+splices+worksheet+with+answers PDF link annotation
- https://cdn-cms.f-static.net/uploads/4424007/normal_600f9d1ee6c3b.pdfIn PDF document text
- https://cdn.sqhk.co/dilobowuz/hcjaWnI/dragon_ball_wallpaper_4k_ipad.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4455673/normal_60653f65d5bd0.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4420020/normal_6046e88265fc3.pdfIn PDF document text
- https://kinokisavejobet.weebly.com/uploads/1/3/7/5/137513499/2789123.pdfIn PDF document text
- https://sivajusirev.weebly.com/uploads/1/3/0/8/130814673/wazupewupanogap.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4415300/normal_605d0ba6f0ea5.pdfIn PDF document text
- https://cdn.sqhk.co/nedabuke/ihxfjbj/skins_gratis_among_us_pc.pdfIn PDF document text
- https://cdn.sqhk.co/kupawusel/2ij8ylz/swot_analysis_in_healthcare_ppt.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4377371/normal_5fee38d605138.pdfIn PDF document text
- https://modagifamu.weebly.com/uploads/1/3/5/3/135341464/0a448a50bbeaa6.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4369777/normal_606aa93b76abb.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4459796/normal_6067e7e64ca40.pdfIn PDF document text
- https://cdn.sqhk.co/gogojelawov/iwhi0LF/walkthrough_monument_valley_2_level_8.pdfIn PDF document text
- https://cdn.sqhk.co/baxorurifina/DBRhcij/happy_birthday_friend_quotes.pdfIn PDF document text
- https://sovinupuni.weebly.com/uploads/1/3/4/7/134762808/kitipowinuzogefut.pdfIn PDF document text
- https://cdn.sqhk.co/xudogafu/hIaiijg/fefiw.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4497638/normal_5fd82c9cad10c.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://83f018a0-8e49-44f0-b57e-805e464a5f06.filesusr.com/ugd/10a4aa_77f2a10ec06442f9b7d608f42b20d2a2.pdf?index=trueIn PDF document text
- https://4eb3a9b5-ca6a-4b2a-896e-878abc754f3b.filesusr.com/ugd/f1ab86_a3490fd30a9249a89bdd05402b9c6ba5.pdf?index=trueIn PDF document text
- https://4a31e3f8-49e3-4331-b1a9-c0bb7a6b9dbc.filesusr.com/ugd/599f1c_085e2c76f28a4667a4c113eaa16d5a1b.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_off0000e84e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE84E | 5476 bytes |
SHA-256: 26b98571373f8f8b0aee9eb3cf93c3943e1fbb7c60407f55e9c5713eaef7bc0e |
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font_01_sfnt_off0000fad6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFAD6 | 10356 bytes |
SHA-256: f20076d8ba52a811239e0192ff6ee54a69ab65b228314b67a1f27001c81eb8a1 |
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