MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
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 0.9997
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://ponafet.ru/strik?utm_term=object-oriented+analysis+and+design+with+applications+3rd+edition+pdf PDF link annotation
- https://cdn.sqhk.co/norowitidot/dJXjTjc/sharpen_the_saw_activities.pdfIn PDF document text
- https://jotuxopa.weebly.com/uploads/1/3/4/2/134265841/b043462c36.pdfIn PDF document text
- https://cdn.sqhk.co/lakivasulis/jhwYjib/88184380774.pdfIn PDF document text
- https://vojituletakez.weebly.com/uploads/1/3/0/8/130874409/mabizu-rebokomiguveva-muvowusojolo.pdfIn PDF document text
- https://cdn.sqhk.co/remigalakefo/hiaZTjh/54073256177.pdfIn PDF document text
- https://cdn.sqhk.co/kulamogo/hhcjagc/stickman_unknown_battlegrounds_mod_apk_home.pdfIn PDF document text
- https://cdn.sqhk.co/rikopekela/chbhaNd/best_buy_brooklyn_ny_11214.pdfIn PDF document text
- https://zisuwurelexutik.weebly.com/uploads/1/3/4/6/134668326/3706508.pdfIn PDF document text
- https://cdn.sqhk.co/jebavimot/bcf1Ogc/meteor_shower_2020_columbus_ohio.pdfIn PDF document text
- https://nimuneroz.weebly.com/uploads/1/3/1/4/131407882/pixevudadesekum.pdfIn PDF document text
- http://zexaribamemavi.sportsontheweb.net/kizuvu.pdfIn PDF document text
- http://giwapozolaleg.mypressonline.com/ansiedade_generalizada.pdfIn PDF document text
- https://cdn.sqhk.co/tatogevi/cxhhgdf/gizemakidudo.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://pelebirepopo.onlinewebshop.net/argumentative_essay_structure.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f4fc0cf2-91a0-49ff-8210-12c7d4410182/bowflex_treadclimber_tc1000_weight_limit.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/76819750-b35a-40d4-a167-103d39a87a1e/8480948136.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/ad77f0a7-6faa-42a1-bbdc-7c36bb2662bb/al-bayan_fi_tafsir_al-quran_english.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/20441e25-58ae-4d91-98c1-c5f5555b6984/38507442875.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/0ea2ee54-366d-412b-bac5-a97b9c5a187c/80373861950.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/ab1eeae7-b661-4a25-8da8-f2d100f4b76e/rascal_600_scooter.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/c42a80ae-8672-4cd3-9bbe-b875372e1200/juggernaut_method_2.0_spreadsheet_reddit.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_off0000f8b0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF8B0 | 6052 bytes |
SHA-256: d804802f5cae18e430b73bd90ad0092ad725ef0405ab01e056892997e31f7610 |
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font_01_sfnt_off00010d58.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10D58 | 10832 bytes |
SHA-256: 4ff1b8d7e84c19c064e930cd6f590551489c5801707012200c9e378296f30d61 |
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