MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier. It contains a large number of external links, many hosted on disposable domains, suggesting a link farm or phishing operation. The document body, though heavily obfuscated, contains keywords related to 'Chevy s10 manual transmission install', likely a lure to attract users to click on the embedded malicious URLs.
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://vilenefex.ru/wix?keyword=chevy+s10+manual+transmission+install PDF link annotation
- https://kowupozot.weebly.com/uploads/1/3/4/8/134887449/tokiga_vadoxaxolo_ligudixijatuxi_didoruji.pdfIn PDF document text
- http://2022god.com/12189048994kqu6e.pdfIn PDF document text
- http://changepass.online/ukulele_strumming_patterns_4_4d4fg6.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4369908/normal_5ff300f2c0f33.pdfIn PDF document text
- https://nunigatomupava.weebly.com/uploads/1/3/4/3/134314222/debojebujibodi.pdfIn PDF document text
- https://dodirubiv.weebly.com/uploads/1/3/4/5/134505429/vitotevutag.pdfIn PDF document text
- https://wamogipoko.weebly.com/uploads/1/3/0/7/130739383/pijegako.pdfIn PDF document text
- http://mazanatur.space/703965288815jezm.pdfIn PDF document text
- https://lumovomudin.weebly.com/uploads/1/3/4/7/134704265/a1310453a16da97.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4421612/normal_5fd9d93d35acc.pdfIn PDF document text
- https://tuwureliw.weebly.com/uploads/1/3/4/1/134108737/lanifodokagifaxub.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4372358/normal_602876835be3c.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4482027/normal_6032c02568293.pdfIn PDF document text
- https://donedujawag.weebly.com/uploads/1/3/4/3/134315137/7471652.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/2d0dcc5c-7329-4327-8926-19ba90cce0bf/what_are_the_ranks_in_order.pdfIn PDF document text
- https://53ebb62d-ddaf-432f-8dc3-1f4746653467.filesusr.com/ugd/bbd3cf_aea02576bec444cb84027c7f68dbadd1.pdf?index=trueIn PDF document text
- https://e0271a52-a7af-48e9-8a99-924ce320ec62.filesusr.com/ugd/be5703_c7f5bb86678549ccb837662c1f070798.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/af90f6c3-1313-4651-a3ad-59df8750ae15/how_to_be_a_school_trustee.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/5eb558eb-ea85-426a-9abd-000ea92380bb/guitar_fret_notes_chart.pdfIn PDF document text
- https://436010f1-0dd7-4950-aec0-3bdf337573e8.filesusr.com/ugd/5a4c69_87816f634ddf4fb097a5c2c021d2c79b.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_off0001004c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1004C | 5184 bytes |
SHA-256: 3ac1c84bd8b867edda95afc090383bbd24fc931862750ee14578ca279496ef16 |
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font_01_sfnt_off000111cf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x111CF | 10356 bytes |
SHA-256: 2c7a475c6e059cba733bcc23dc816426f2cc28008a7b6e606acb0f08872f67ea |
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