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 0.9996
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://kuzutuzo.ru/123?utm_term=gangster+games+for+android+4.+4.+2 PDF link annotation
- http://fazoluniguket.iblogger.org/20726115613.pdfIn PDF document text
- http://mimisijuz.mypressonline.com/algebra_questions_for_ssc_cgl_with_solutions.pdfIn PDF document text
- http://pugaxosojusi.22web.org/what_order_do_you_watch_divergent.pdfIn PDF document text
- http://vuxiparami.22web.org/lubewol.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/16ff9b98-586f-4b4b-99e2-cca7a5970095/the_economic_development_of_japan_kenichi_ohno.pdfIn PDF document text
- http://kalotiwinilobiw.epizy.com/whatsapp_video_status_30_sec.pdfIn PDF document text
- https://1138278f-e8d0-45ef-aef3-dbdd7428ac52.filesusr.com/ugd/5be868_9eb8f6f89bf04a54b86a41f4b08a5ac7.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/4df8e323-376c-4c93-b648-0d5142120b01/85819165134.pdfIn PDF document text
- http://tovujifemiga.rf.gd/vocabulary_workshop_level_c_unit_12_synonyms_answer_key.pdfIn PDF document text
- http://mudalulox.epizy.com/fact_family_worksheets_addition_and_subtraction.pdfIn PDF document text
- http://lotumimo.epizy.com/south_african_map.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/ebbbd5fc-96ee-4463-a4a4-875557426484/49428815439.pdfIn PDF document text
- http://tuxefunuzire.atwebpages.com/xurov.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1ea24061-671d-457b-979d-d5f02ca30dbb/23120648044.pdfIn PDF document text
- http://vavadot.onlinewebshop.net/74479854864.pdfIn PDF document text
- http://dugerem.atwebpages.com/35013208323.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/a3425cb8-0eb3-4891-9bf3-cce232da8c1c/korevawexitikolefebu.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f3008831-7bfc-4800-b03a-2820517e2c1d/schlage_keyless_entry_deadbolt_change_code.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1c97a5bd-28b8-4f76-9db1-589c97498837/1384352250.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/2e102030-f32d-4114-81e1-a37d67a13ad2/8958122040.pdfIn PDF document text
- https://03aaa7dd-6608-466c-a68c-f41c59811c05.filesusr.com/ugd/ae15ca_92b8f8b073b9403c8c8f5fe75a0b5be1.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/d27e6da2-afe0-438b-8c54-de92c29f67dc/formulas_para_el_volumen_de_figuras_geometricas.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_off0001057d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1057D | 5480 bytes |
SHA-256: 6202ec6b03a2b70e1f70da2ca5825a76ee54ff081cadcf4a788557d37b1fce00 |
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font_01_sfnt_off0001181c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1181C | 10488 bytes |
SHA-256: 2a053c51063e80b5248d6815a21fe474b6eabf2b30445475d522f8ca00ba4515 |
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