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-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://baarspo.ru/strik?utm_term=what+is+the+difference+between+iso+9001+and+iatf+16949 PDF link annotation
- http://fukijuwevo.getenjoyment.net/86083054736.pdfIn PDF document text
- https://cdn.sqhk.co/jujifefa/djfggjf/wosuxejome.pdfIn PDF document text
- https://cdn.sqhk.co/vogoxaginoje/gjWophi/flocabulary_answer_key_unit_6.pdfIn PDF document text
- https://cdn.sqhk.co/molofagaji/eghgfsn/speedy_cash_approval_rate.pdfIn PDF document text
- https://cdn.sqhk.co/wezopexa/BQdgfJi/windows_8._1_usb_boot_software.pdfIn PDF document text
- https://cdn.sqhk.co/bupedamarib/VNXggLB/spotlight_room_escape_level_2_white_collar.pdfIn PDF document text
- https://cdn.sqhk.co/pofifarim/hjahiZM/tiny_battleground_mod_download.pdfIn PDF document text
- https://cdn.sqhk.co/xederebat/l65kicG/87847100959.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://2cc3dcad-61c1-4442-8662-ca5be7cd8672.filesusr.com/ugd/71b93f_1ae1d985cb35428d843f5f25fcaff349.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/xoguwavosuje/25353419588.pdfIn PDF document text
- https://7b806e58-2e0f-4c22-b5e1-e0f71c4d6e86.filesusr.com/ugd/8da65f_fc476ff74aff46e8a6784ae0eff0af9e.pdf?index=trueIn PDF document text
- https://abaaaae4-9231-44fc-b12c-ad55ebcc68e7.filesusr.com/ugd/2ca09c_dd3618b1e006484e846f9111bf7fa41c.pdf?index=trueIn PDF document text
- https://6cf80756-66c2-4d2e-b15d-ff1677cb7115.filesusr.com/ugd/2257e8_8f4fc765f0144e96a8026621024ff38d.pdf?index=trueIn PDF document text
- https://9764c975-acb6-4bd5-a3ff-b1f4624bc9bc.filesusr.com/ugd/5bcb7b_16e90c3139704b2b94b008a8e8767ff3.pdf?index=trueIn PDF document text
- https://feedbc21-cb93-402c-9ae2-3476589645d2.filesusr.com/ugd/f3ecbe_d3cf34314d7d4a55bfa5e39e1dd89b5e.pdf?index=trueIn PDF document text
- https://76bf09fe-c378-4d6f-baa9-beaf48595a8b.filesusr.com/ugd/61567a_dc5ef41a0eb84817a0c3e2ba0f4911e5.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/legesiliv/telufasoregapek.pdfIn PDF document text
- https://944bcc21-9f45-42c2-9889-8cf837fa5d1c.filesusr.com/ugd/50f869_f711221a4a6b4fe2bacfa1197ec6bca6.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/dopugaxelelema/1902_blue_jackets_manual_for_sale.pdfIn PDF document text
- http://zudupaxub.myartsonline.com/fishing_rod_setup_for_catfish.pdfIn PDF document text
- https://s3.amazonaws.com/dazuxujepov/17900626548.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_off0000f575.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF575 | 5916 bytes |
SHA-256: dc5c909e8e4658fbd38516652c7f0a72af2b4ede020e97d553f6cfb2411f530b |
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font_01_sfnt_off000109aa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x109AA | 10556 bytes |
SHA-256: 215931bc4abddd3015b04de3bd68f204c576e626e975cde580e26b6dbc71b845 |
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