MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains numerous external links, a common tactic for SEO spam or phishing campaigns. The heuristic 'PDF_SEO_LINK_FARM' indicates a large number of links, with one pointing to 'https://crophysi.ru/strik?utm_term=how+to+clean+out+the+bissell+little+green'. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware delivery.
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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Urgency / deadline lure low SE_URGENCY_LUREDocument contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
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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://crophysi.ru/strik?utm_term=how+to+clean+out+the+bissell+little+green PDF link annotation
- https://cdn-cms.f-static.net/uploads/4379384/normal_60248f0f8d7f8.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4482854/normal_6023cf76a976f.pdfIn PDF document text
- https://wumefabifu.weebly.com/uploads/1/3/4/8/134888429/9f7f3b9.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4501482/normal_5fc648044b5a4.pdfIn PDF document text
- https://fiwarurebel.weebly.com/uploads/1/3/2/8/132814972/jurik-witagafu-ponosenil.pdfIn PDF document text
- https://tebojizo.weebly.com/uploads/1/3/1/4/131406069/nuganuzavabi_zoxoferifami_xugepog_ruvukepojoza.pdfIn PDF document text
- https://negijozizur.weebly.com/uploads/1/3/0/7/130775009/poguwap_bopeniwane_verozuzi.pdfIn PDF document text
- https://zodekunomaxuj.weebly.com/uploads/1/3/0/7/130739112/40ec5604.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4408862/normal_601fa2d49fb04.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/bubeto/34949683344.pdfIn PDF document text
- https://s3.amazonaws.com/wudibirewuduto/telugu_ringtones_all_movies.pdfIn PDF document text
- https://s3.amazonaws.com/donukadizolin/88595055418.pdfIn PDF document text
- https://s3.amazonaws.com/godoremitiwuja/how_to_write_a_nutrition_plan.pdfIn PDF document text
- https://s3.amazonaws.com/fogibi/18815701253.pdfIn PDF document text
- https://s3.amazonaws.com/tozaduliwubega/nogelomedug.pdfIn PDF document text
- https://s3.amazonaws.com/lukepepe/17_united_nations_sustainable_development_goals_sdgs.pdfIn PDF document text
- https://s3.amazonaws.com/xeponodij/burra_katha_songs_naa.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_off0000df82.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF82 | 5252 bytes |
SHA-256: df474f926020f96efa00fa35889f9559529587da57b5c9538d87108a963b5cf2 |
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font_01_sfnt_off0000f16b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF16B | 11220 bytes |
SHA-256: cfcefc51478068b516c021e5a8c1a8447e064b9b7365485b761315312ee1ec1c |
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