MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The file is a PDF containing a large number of embedded external links, as indicated by the PDF_SEO_LINK_FARM heuristic. One of the primary URLs, 'https://trafficel.ru/123?utm_term=the+best+and+the+brightest+pdf', is flagged as unknown reputation. The ClamAV detection and ML classifier strongly suggest malicious intent, likely related to phishing or a link farm designed to distribute malware. No scripts were extracted, but the PDF structure itself is used to host malicious links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
Heuristics 5
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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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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/123?utm_term=the+best+and+the+brightest+pdf PDF link annotation
- https://vabejodero.weebly.com/uploads/1/3/4/3/134378136/pebefopijufezubawaze.pdfIn PDF document text
- https://xojerajap.weebly.com/uploads/1/3/1/3/131384359/1441493.pdfIn PDF document text
- https://rikisuluwujufa.weebly.com/uploads/1/3/1/4/131452938/bagaforop_menif_tofafa_gevokidiz.pdfIn PDF document text
- https://bizumoku.weebly.com/uploads/1/3/2/6/132681494/6121330.pdfIn PDF document text
- https://luwovizebezew.weebly.com/uploads/1/3/4/4/134482442/6501223.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/12f591a9-dbfc-44b9-9cee-8032db1cdddf/alpha_werewolf_eyes.pdfIn PDF document text
- https://s3.amazonaws.com/pizivurapab/optex_ivision.pdfIn PDF document text
- https://s3.amazonaws.com/rixevozajixezos/madison_middle_school_nc.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d35bf96d-6519-4c7e-92de-3b727edae765/jodiritenavem.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4206e8dd-d1d2-4b3a-81bb-d420c70dd19a/fudojid.pdfIn PDF document text
- https://s3.amazonaws.com/fasanag/skyrim_darkwater_crossing_dragon.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d0c1eeec-d6c0-4389-9da4-e5b35a159f72/3567810289.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/21496bad-7431-415a-9ec7-826688ffcf3f/4632343578.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/5ee19866-1e97-469b-8a3f-008e44122a03/7671708258.pdfIn PDF document text
- https://s3.amazonaws.com/suzixegazunow/86187375887.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_off0000d6ad.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD6AD | 5360 bytes |
SHA-256: 85327b4e81f0a20a224cce79e77732612b26903a797558c7f73c3524158ba1ad |
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font_01_sfnt_off0000e8d8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE8D8 | 11428 bytes |
SHA-256: 6c98fcb05c9bed6a01704783ecff1b50bbc5be37fcaa00c80defe9bddfa404bf |
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