MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of external links, indicating it functions as a link farm. Several heuristics, including ClamAV detection and an ML classifier, flag this PDF as malicious, specifically as a phishing or trojan distribution vehicle. The embedded URLs suggest an attempt to redirect users to potentially malicious content or phishing sites.
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://nipisod.ru/award?keyword=antimicrobial+activity+of+neem+pdf PDF link annotation
- https://kivowitu.weebly.com/uploads/1/3/4/7/134703836/e1365cd.pdfIn PDF document text
- https://sowibize.weebly.com/uploads/1/3/5/3/135348762/471390.pdfIn PDF document text
- https://fisuzawagowesus.weebly.com/uploads/1/3/1/8/131857314/5296228.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4420756/normal_5ff05f0522bc9.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4417422/normal_602b43147243b.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4482854/normal_603380920bf2b.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4409801/normal_601ceafa851dd.pdfIn PDF document text
- https://wefizaxire.weebly.com/uploads/1/3/0/9/130969527/633786de5bb53.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4391308/normal_6008d353a3414.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4459780/normal_6024f5249e10e.pdfIn PDF document text
- https://cdn.sqhk.co/xunijejozi/e0ihnjh/magic_castle_hollywood_dress_code.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4481162/normal_60244ace4a649.pdfIn PDF document text
- https://cdn.sqhk.co/mamozinuba/d96ij17/12797703830.pdfIn PDF document text
- https://cdn.sqhk.co/kibutonap/hhmie3d/13514066109.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4387240/normal_60608cd6e2f5e.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://b9264059-5ce6-458a-812b-58b21e0c51d1.filesusr.com/ugd/9a3dc1_3a125e151fce4b1781e3762dbc7387dd.pdf?index=trueIn PDF document text
- https://f3ea461b-95fd-44cf-949c-5afda193840f.filesusr.com/ugd/a48928_bd713361cd574205a40571f05fe3a39c.pdf?index=trueIn PDF document text
- https://92fed17e-af34-466b-b3fe-38cd9ef27699.filesusr.com/ugd/192d58_75b83bf04995465db003ab47b18964a8.pdf?index=trueIn PDF document text
- https://abbf68a8-5b21-4996-91be-11266bd273ed.filesusr.com/ugd/9374a7_ee160a4c83824de1849e7aa6b2dfcd44.pdf?index=trueIn PDF document text
- https://8eefcaf3-52f5-4123-8be5-b1f0aaeea45e.filesusr.com/ugd/1d3654_963dfe94484a4b08823dbe3bada89aaf.pdf?index=trueIn PDF document text
- https://c1e70603-6ca1-47bc-880b-b60d7d434995.filesusr.com/ugd/df625d_b6f989e49ef445fcb0be8e2bc6c9a77c.pdf?index=trueIn PDF document text
- https://dd67658a-cc17-4e1c-bca5-42bf299a485b.filesusr.com/ugd/07a440_19a1f5ff59e247ee8698fff99597dc4d.pdf?index=trueIn 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_off0000fb6c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB6C | 5412 bytes |
SHA-256: 9d6f5cd044a08e1c393792458216c5f0cc2a7ea46c1c97e7c439af2e1585c4ea |
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font_01_sfnt_off00010dd0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10DD0 | 11164 bytes |
SHA-256: 43937aac1497beba595b83a63c991156b06542abe25173f88e4931d8a88b9ac3 |
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