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://jumiwimov.ru/wix?keyword=keurig+k-compact+reusable+filter PDF link annotation
- https://static.s123-cdn-static.com/uploads/4459325/normal_5ffa1c7a8f262.pdfIn PDF document text
- https://cdn.sqhk.co/nokotadi/gi6kkwJ/structure_of_formal_letter_example.pdfIn PDF document text
- https://cdn.sqhk.co/niripakexad/fyuKjhg/mars_mars_mod_apk.pdfIn PDF document text
- http://discount50it.pro/defense_zone_original_mod_apkdt621.pdfIn PDF document text
- http://remontnatali.ru/875635600736wfnw.pdfIn PDF document text
- https://cdn.sqhk.co/tewigoju/gjdtsTi/40354826349.pdfIn PDF document text
- http://fenellalucynelle.info/north_star_imaging_flower_moundpn6sp.pdfIn PDF document text
- http://neyroskakalka.site/42347392389g27md.pdfIn PDF document text
- http://helpcenterbusiness.xyz/5_year_business_plan_powerpoint_templatefv6wd.pdfIn PDF document text
- https://cdn.sqhk.co/gobavata/XZhdkh3/mapefadasezebojojene.pdfIn PDF document text
- http://healthytrands.com/14611621322loxdb.pdfIn PDF document text
- http://rankingcoach-seo.com/does_medicare_pay_for_alert_buttonsgkd1x.pdfIn PDF document text
- https://cdn.sqhk.co/xefilelo/hgggggc/business_startup_funding_sites.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4386842/normal_604e85f0c6655.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://e6f9d1db-9bad-45ba-a188-0e8e378e8087.filesusr.com/ugd/99b222_357c1430f18d4a35b05def80e38a7971.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/184cb4ef-6758-4c1d-bb96-ec73905e0cea/how_to_crochet_socks_with_pictures.pdfIn PDF document text
- https://4b002d3c-a55f-42ce-816c-238f848e88a9.filesusr.com/ugd/3398cc_56a574e4e282492dbf35b95181964b17.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/3a6e0520-0238-404f-9976-f37ade49bc71/can_you_make_a_living_options_trading.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/32a4a4da-2552-401b-b88f-c2df9522abb0/are_lopi_wood_stoves_good.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/94882c81-9db0-424f-8f16-03249377533e/97892883028.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_off0000ec36.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC36 | 5540 bytes |
SHA-256: 7e0328386f8cdd58baff9fe1d00ed703e898643e96913f7e100638d1af81bf57 |
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font_01_sfnt_off0000ff07.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFF07 | 12036 bytes |
SHA-256: 65d603203fbd043b76d565fa9276865656306f5e9d05695006d1b91b47668876 |
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