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://druttle.ru/wix?keyword=section+19.4+neutralization+reactions+answer+key PDF link annotation
- http://latencfsrt.space/59775604600f95b0.pdfIn PDF document text
- https://retariluwefise.weebly.com/uploads/1/3/4/8/134858211/b8222.pdfIn PDF document text
- https://cdn.sqhk.co/jezumasulej/hdgjifP/wwe_raw_results_grades_br.pdfIn PDF document text
- https://cdn.sqhk.co/waxixojapu/jbP84kE/ctfa_microbiology_guidelines_2013.pdfIn PDF document text
- https://cdn.sqhk.co/vekuperik/Kr4igrP/66842451689.pdfIn PDF document text
- http://chatik85939775.fun/cost_value_reconciliation_in_constructionkqyw7.pdfIn PDF document text
- https://zupuxugemewizo.weebly.com/uploads/1/3/4/3/134309945/ad7e81b18df3.pdfIn PDF document text
- https://cdn.sqhk.co/pagupuxu/geKFPih/lyrical_definition_urban_dictionary.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4460983/normal_604e7fe09b9ec.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4412889/normal_5fcb436545ea3.pdfIn PDF document text
- https://vogexuweju.weebly.com/uploads/1/3/0/9/130969932/fifidonozoz.pdfIn PDF document text
- https://sifapovidajep.weebly.com/uploads/1/3/0/7/130738911/48fd8761f.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4424630/normal_601d63c26739b.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4405641/normal_5ffcff01cc413.pdfIn PDF document text
- https://dexajaxalujum.weebly.com/uploads/1/3/1/8/131857565/tesix_talusut_gixemulape.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4447096/normal_5fc8eb2b8d39a.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4393754/normal_601328eab40a2.pdfIn PDF document text
- https://cdn.sqhk.co/bonirixa/Y1ihgjB/inverse_variation_problems_worksheet.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://s3.amazonaws.com/tozaduliwubega/zefiponowopanozokuvibe.pdfIn PDF document text
- https://s3.amazonaws.com/zosevid/premium_business_wordpress_themes_free.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e8dc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE8DC | 5416 bytes |
SHA-256: 69e12c916e90a62041e5031b82cf4415e7c1f6c0c3e8aec3c593bafae2fae8d2 |
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font_01_sfnt_off0000fb76.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB76 | 10896 bytes |
SHA-256: 3a5cd23570e711b51963641cfcb8a43db346107fc1f5c75762862a4c3474222e |
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font_02_sfnt_off000120f7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x120F7 | 4324 bytes |
SHA-256: ce7e2e230a41ba6fc2d7d2240890c8289d67876d84a3d076d67c0b48111c8230 |
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