MALICIOUS
184
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many of which point to external PDF files hosted on various domains. One of these links, 'https://ttraff.link/pify?keyword=cycleops+fluid+trainer+manual', is identified as a malicious redirector. The document's structure and the presence of numerous links suggest an attempt to lure users to malicious or potentially harmful content, possibly as part of a phishing or spam campaign.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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://ttraff.link/pify?keyword=cycleops+fluid+trainer+manual In PDF document text
- https://cdn-cms.f-static.net/uploads/4390641/normal_5f8e5f376cbab.pdfIn PDF document text
- https://pitamiled.weebly.com/uploads/1/3/4/0/134098016/6bcb56539d.pdfIn PDF document text
- https://sisaseno.weebly.com/uploads/1/3/0/7/130776680/6dd1a22026ad06e.pdfIn PDF document text
- https://jesasifewom.weebly.com/uploads/1/3/1/4/131453969/5753866.pdfIn PDF document text
- https://wobafedufuj.weebly.com/uploads/1/3/4/0/134012960/d5025c.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4365545/normal_5f8716e2661b9.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4374374/normal_5f8c9d544e48d.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4366007/normal_5f946b72543ae.pdfIn PDF document text
- https://megeleju.weebly.com/uploads/1/3/4/3/134319984/3821e98f1dead.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://uploads.strikinglycdn.com/files/6b3e031d-29eb-49f2-920b-2cc3121d0590/vosufiduvozufovazasukez.pdfIn PDF document text
- https://s3.amazonaws.com/megulu/tokyo_metro_subway_map.pdfIn PDF document text
- https://s3.amazonaws.com/nagev/etiologia_de_la_diabetes_mellitus_tipo_2.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/dcf08f72-fb9a-4593-aba7-9a440939fb5a/73765481797.pdfIn PDF document text
- https://s3.amazonaws.com/nagev/51466870782.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d2b524c1-3d48-489f-9136-6978e9f36d55/navenezidovekiwo.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/99ad621d-d14b-4fd5-b3e9-4d621c7ea448/teacher_welcome_letter_2020.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/79548292-31b0-4627-9cb1-b4c37ecdd1ab/82010393430.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/9126b3af-2e1a-42d4-b67c-16ac6047f75c/pioneer_sx_205_manual.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/37400312-8d3e-46ec-bcf5-ce2bf0495578/virixiritagujesonuxud.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d6d6fd53-667b-4b27-9e28-2fb49c9b1d09/lopiveri.pdfIn PDF document text
- https://s3.amazonaws.com/vuliwisuwig/wumiroluzof.pdfIn PDF document text
- https://s3.amazonaws.com/gadumagabusodel/46649792698.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000054e2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x54E2 | 5308 bytes |
SHA-256: 0d09f07e1e7f36b6ae7714f8b41abed3ac068ada9b6caff6eaa528745f0db90b |
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font_01_sfnt_off000066da.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x66DA | 10080 bytes |
SHA-256: 5250a188f4eb55b2c836483246499488b785c5a8535e64a2f17578c1f356fb8f |
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font_02_sfnt_off000088e3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x88E3 | 4324 bytes |
SHA-256: d1f4a20f0e35a0564be54678b929bb8c711862c507f070c2b9a6abea8daf4378 |
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