MALICIOUS
184
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 of which point to external PDF files hosted on disposable domains, indicative of a link farm. One of the primary links directs to a known malicious redirector, suggesting an intent to lead users to malicious content or phishing sites. The ML classifier also strongly flagged this PDF as malicious.
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.ru/123?keyword=what+stone+is+for+20th+anniversary In PDF document text
- https://jiwepurojal.weebly.com/uploads/1/3/0/7/130775762/c4888d02c.pdfIn PDF document text
- https://tisatazufewuvo.weebly.com/uploads/1/3/1/1/131163687/eff886d768.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4379852/normal_5f9245bb7f376.pdfIn PDF document text
- https://rokepovel.weebly.com/uploads/1/3/4/5/134500090/3128910.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4408881/normal_5f934e0b22480.pdfIn PDF document text
- https://dapamokosow.weebly.com/uploads/1/3/4/3/134337633/sijirige.pdfIn PDF document text
- https://sexozorojupur.weebly.com/uploads/1/3/4/3/134390270/luvevowogu_gavowinilagib_kapenoloraxuw.pdfIn PDF document text
- https://fidurelofomus.weebly.com/uploads/1/3/0/7/130740547/6a28b9286db0f.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/b3d8d013-2489-4191-93e4-489437a43a6a/13326883527.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/230ad00a-e3e9-4ad3-aca0-5b7eb1a41c3c/leminipozepopuvabi.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/771d25ae-6cab-4253-9f42-094f2cae422e/sogedavufezezovulo.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/a7aec349-bbd9-460f-85d2-5f67b171074d/83368577792.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/01d8d0ac-078f-4ca2-ad3b-a110dea51d0c/gajijapukorisa.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/857be19f-7423-40fd-9485-2cb44c59624f/altamed_west_covina.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_off00007482.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7482 | 5272 bytes |
SHA-256: 40dbfb023ca7b325ced5c70b97d4bc0cfa9add08723aef36b6a184df9def845a |
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font_01_sfnt_off00008681.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8681 | 10588 bytes |
SHA-256: 451dfb8edfa025a3b0a6e93d45abc6d4bf3e1de76d83feff76214f753f684661 |
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