MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
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 0.9998
Heuristics 5
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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 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://zajinet.ru/123?utm_term=physics+textbook+for+high+school PDF link annotation
- http://raguvigawak.mypressonline.com/how_to_get_my_certified_medical_assistant.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4446789/normal_5fed14c10a07d.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4476930/normal_60012ac963dc5.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4379987/normal_60348e956cfec.pdfIn PDF document text
- https://luxisawevevolal.weebly.com/uploads/1/3/2/6/132682936/f9692868738f.pdfIn PDF document text
- https://lufisadoxusixa.weebly.com/uploads/1/3/4/5/134583632/matoredu-punuweweri-xemuxudaga.pdfIn PDF document text
- https://cdn.sqhk.co/rilowikapaz/cgehf3r/equalizer_bass_booster_pro_coocent_apk.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4413474/normal_602c62df68c71.pdfIn PDF document text
- https://cdn.sqhk.co/kinemefuwa/eUhdvje/boba_unicorn_run_2020_cyberjaya.pdfIn PDF document text
- https://cdn.sqhk.co/jutigurotow/aHEdjiU/anime_hero_2_evolution_ps2.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4484999/normal_6017437245d45.pdfIn PDF document text
- http://pigigozoruda.mypressonline.com/70287271692.pdfIn PDF document text
- https://torimavilok.weebly.com/uploads/1/3/5/9/135984964/63356d494ab.pdfIn PDF document text
- https://vufumepuzatine.weebly.com/uploads/1/3/5/3/135335191/vajumotit_bonufuxugeli.pdfIn PDF document text
- http://ziwusis.getenjoyment.net/how_to_set_stealth_game_camera.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://sanugifop.atwebpages.com/92801336326.pdfIn PDF document text
- http://zesafemumibow.myartsonline.com/harry_potter_and_the_philosophers_stone_netflix_australia.pdfIn PDF document text
- https://s3.amazonaws.com/woxewiwupir/toruv.pdfIn 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_off00011efa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11EFA | 5308 bytes |
SHA-256: 88751b1ad6caadf7b6c437ac40ac9a33bb349f31ca7bfe2617d57288e0d69a2f |
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font_01_sfnt_off0001311d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1311D | 10884 bytes |
SHA-256: 5d0db6b8ac35edf9dcbc003dd69a26add292ee889b47c412d24574ca4340e7de |
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