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://trafficel.ru/strik?utm_term=payday+2+infamy+leveling+guide PDF link annotation
- https://cdn-cms.f-static.net/uploads/4451047/normal_5fb026c9da151.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4372378/normal_5f8be4c3abdfa.pdfIn PDF document text
- https://donodofi.weebly.com/uploads/1/3/1/8/131856097/lamasiwunon.pdfIn PDF document text
- https://jukafubu.weebly.com/uploads/1/3/0/8/130874261/tojodepizaduka-wilijabob.pdfIn PDF document text
- https://bijifejutumaxob.weebly.com/uploads/1/3/1/3/131381781/8654660.pdfIn PDF document text
- https://zalawevovupat.weebly.com/uploads/1/3/0/9/130969727/b8830112.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4377933/normal_5fa984506263b.pdfIn PDF document text
- https://nekegofoka.weebly.com/uploads/1/3/4/3/134364724/zusabezarumimekevuni.pdfIn PDF document text
- https://dovogejeromew.weebly.com/uploads/1/3/4/6/134666082/vadaji-budilalesoremod-lamumajotejawuv.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/01803294-f9d5-4d04-8316-bd096e8d9cd6/like_mike_pelicula_completa_en_espaol_latino_gratis.pdfIn PDF document text
- https://s3.amazonaws.com/purawuma/rumble_bee_hp.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/0ff1042a-a5bb-4d1e-9818-88b35c05e623/high_school_gymnastics_season.pdfIn PDF document text
- https://s3.amazonaws.com/sibenuvokiwuz/douglas_performance_tire.pdfIn PDF document text
- https://s3.amazonaws.com/temujonuwu/47654658753.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_off0000ff76.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFF76 | 5248 bytes |
SHA-256: c4d9d577db143c369ffe947d1b266e103068f47f068dbb2136c99417abb8ff81 |
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font_01_sfnt_off0001115c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1115C | 11724 bytes |
SHA-256: d6503ae4c7f3be706dea0cc2f06e1c9e0f1ed23a87307fe0b508f22f296ac367 |
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