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 0.9998
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://midufefew.ru/wix?keyword=what+does+ltr+mean+in+texting PDF link annotation
- https://vutubazedo.weebly.com/uploads/1/3/2/7/132740780/2bda940d3fb7a13.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4404123/normal_6038022e960e5.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4413109/normal_604a96a6286c9.pdfIn PDF document text
- https://lasapiboxemifol.weebly.com/uploads/1/3/4/8/134865682/jimolarixubuwi.pdfIn PDF document text
- https://rikekipodoze.weebly.com/uploads/1/3/0/7/130776447/sorup.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4411489/normal_600d474964531.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4365536/normal_6030acb7c3823.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4453332/normal_5feb4107b754f.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4365549/normal_6003ea15d0216.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/002059e1-b1db-48ce-8802-f7348c125ae8/xonekefuleruvibo.pdfIn PDF document text
- https://0ea28b16-58c2-472d-b6be-3e97fe9b7bb6.filesusr.com/ugd/696b8a_fb1069e4dc1842d1b3c45f60774d578a.pdf?index=trueIn PDF document text
- https://87164119-88a6-4d6d-a72f-b109cf2d88b9.filesusr.com/ugd/bd0a66_4ebabc534be64a5993f08fa2650cf84f.pdf?index=trueIn PDF document text
- https://72a23b54-95c1-47c0-80d6-f7b1310faeb8.filesusr.com/ugd/65b209_d61338af545248849b86f3beba20cf6a.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/874a0f36-07fb-414e-a587-596916658581/what_is_ic_in_engineering.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/2d2ff403-98cd-457e-805f-b6badcf5b827/26359032581.pdfIn PDF document text
- https://s3.amazonaws.com/jafujasiwetid/vocabulary_synonym_worksheet.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e3cf4917-877c-4d12-8226-7f202688db0e/tecumseh_ohh60_gas_tank.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b89fa935-830b-4232-b224-6b0d1117e186/eaton_fuller_transmission_parts_list.pdfIn PDF document text
- https://s3.amazonaws.com/xesigeze/29529511178.pdfIn PDF document text
- https://eb40363d-1d1f-4170-a897-f23f0f433116.filesusr.com/ugd/2a1429_4b382d88f7414bbe9e7965b1e891be30.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_off0000d8ec.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD8EC | 5320 bytes |
SHA-256: e8865233f7d23699dbf02780b409564d96f667fd44833cc73cc32222899d9055 |
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font_01_sfnt_off0000eae6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEAE6 | 10848 bytes |
SHA-256: fd97e54c90c808eb3fd47c0009d6ac089bfe52a8cf13bed19f569b85f94e7d97 |
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