MALICIOUS
244
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a large number of embedded links, many pointing to disposable hosting, forming a link farm. One of these links, https://traffine.ru/strik?utm_term=the+muqaddimah+by+ibn+khaldun, is identified as a malicious redirector. This suggests the document is designed to lure users to malicious sites, likely for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9995
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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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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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/strik?utm_term=the+muqaddimah+by+ibn+khaldun In PDF document text
- https://cdn-cms.f-static.net/uploads/4415045/normal_5f990661defb1.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4406806/normal_5f954960f19e0.pdfIn PDF document text
- https://vuwejugo.weebly.com/uploads/1/3/4/3/134309576/2633908.pdfIn PDF document text
- https://dojudiwoju.weebly.com/uploads/1/3/1/4/131406456/2251847.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4372378/normal_5fb6ba14e2a20.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4486193/normal_5fc64dd264520.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4503578/normal_5fbf7d819de6a.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4375694/normal_5f8aab3a97410.pdfIn PDF document text
- https://tojewenegekov.weebly.com/uploads/1/3/4/5/134502344/barenaxorixisud-xuvuvijapizoba-bolujuxo-sisaxu.pdfIn PDF document text
- https://xojujafu.weebly.com/uploads/1/3/4/6/134633902/futebilox.pdfIn PDF document text
- https://nidiladidubupa.weebly.com/uploads/1/3/4/7/134753920/3c3fb93a.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://static1.squarespace.com/static/5fc0c24392c50b1a1e76d225/t/5fc0eee5173fb5383bc39e67/1606479591589/logitech_wireless_keyboard_manual.pdfIn PDF document text
- https://s3.amazonaws.com/bikikanafopavu/84270669761.pdfIn PDF document text
- https://s3.amazonaws.com/tikofaketonub/penawemutewuzupemigavigom.pdfIn PDF document text
- https://s3.amazonaws.com/kisimujuk/bhojpuri_album_video_hd_2019.pdfIn PDF document text
- https://s3.amazonaws.com/jimugivos/long_sleeve_shirt_collar_design_template.pdfIn PDF document text
- https://static1.squarespace.com/static/5fc1627ad26ff1194f77136a/t/5fd1e79eac13f65f6616b4c5/1607591839459/lullabies_for_babies_free_download_mp3.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000135e3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x135E3 | 4864 bytes |
SHA-256: 3d0002730d6751c872bd1f6888a2c8cd3edd580d1a7da0af03bfba192a0103d5 |
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font_01_sfnt_off00014639.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14639 | 12612 bytes |
SHA-256: 89034bf86fb2470b0566fc8b72066a3c1f2cf4ce51e7c3510106013ecc83c9a3 |
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font_02_sfnt_off00016fa8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16FA8 | 19596 bytes |
SHA-256: a3f273768ae56e2abb5fd27ff7a53d60165911af5202579d2991011028b2a1a3 |
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font_03_sfnt_off0001902a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1902A | 4324 bytes |
SHA-256: a542ec26cea93e049a2e27cd59b1347dd9bbdea13775fd7b822b3c2b3136116f |
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