MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file was flagged by multiple heuristics, including PDF_SEO_LINK_FARM and ML_NYX_PDF_MALICIOUS, indicating a high likelihood of malicious intent. The presence of numerous external links, one of which points to a suspicious domain (traffine.ru), suggests a phishing or SEO spam campaign. Although no scripts were explicitly extracted, the PDF structure and link farm behavior are indicative of malicious document activity.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
Heuristics 5
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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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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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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://traffine.ru/aws?utm_term=geometry+worksheets+grade+2+pdf
- https://static.s123-cdn-static.com/uploads/4453900/normal_5fc5acf0c99ba.pdf
- https://fojaxekixuwid.weebly.com/uploads/1/3/4/7/134743661/a8de51f4.pdf
- https://cdn-cms.f-static.net/uploads/4382780/normal_5f910ee00f327.pdf
- https://cdn-cms.f-static.net/uploads/4485318/normal_5fafe2a87725b.pdf
- https://cdn-cms.f-static.net/uploads/4374703/normal_5fa5ebbff36d4.pdf
- https://cdn-cms.f-static.net/uploads/4413368/normal_5fa96f507082d.pdf
- https://niresofitize.weebly.com/uploads/1/3/4/5/134576450/50946b4.pdf
- https://cdn-cms.f-static.net/uploads/4411490/normal_5fc086c62db0f.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static1.squarespace.com/static/5fc170e692c50b1a1e7b565d/t/5fc5d68ccb3e0f57711a4a7a/1606801039740/harry_potter_book_4_weebly.pdf
- https://uploads.strikinglycdn.com/files/a47e7ee4-7c12-4b56-a050-81eaf5350604/61732237626.pdf
- https://uploads.strikinglycdn.com/files/54300e73-6e93-47d9-815d-bea93a0e3bba/saint_denis_vampire.pdf
- https://static1.squarespace.com/static/5fbce344be7cfc36344e8aaf/t/5fbe081a4e98326c02d71412/1606289445646/free_fishing_pier_near_me.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000cf0d.bin7d10e129b7d34fa2bdebb1f8eaf4d4b5591e2666fd8015145fef53c0ba83006f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF0D | 5844 bytes |
font_01_sfnt_off0000e2ee.bin497de2e1c3edc585924445c45682dd455ea4b494cf770d028e0e2b2e90d80013 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE2EE | 10164 bytes |
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