MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a significant number of embedded links pointing to other PDF files, indicating a link farm. One of these links directs to a known malicious redirector, ttraff.com, which is likely used to obscure the final malicious destination. The ML classifier strongly flagged this PDF as malicious, supporting the assessment of a campaign aimed at distributing malware or conducting phishing attacks.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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.com/pify?keyword=agencies+of+special+education+pdf
- http://files.longviewarcsociety.com/uploads/1/3/0/9/130969535/837f96dd037d0.pdf
- http://files.brendathour.com/uploads/1/3/1/4/131438018/nujabelikokutuk.pdf
- http://files.acexcel-edu.com/uploads/1/3/0/7/130775635/f702ab.pdf
- https://cdn.shopify.com/s/files/1/0429/3656/5923/files/timirimezamukevexi.pdf
- https://cdn.shopify.com/s/files/1/0429/7683/7785/files/lotexamugozuvavobifeduzo.pdf
- https://cdn.shopify.com/s/files/1/0430/9748/9572/files/lakidedenarebebiruromal.pdf
- https://cdn.shopify.com/s/files/1/0429/8221/1733/files/81272023790.pdf
- https://cdn.shopify.com/s/files/1/0434/1802/6142/files/87744215235.pdf
- https://cdn.shopify.com/s/files/1/0430/1615/9395/files/pemodakar.pdf
- https://cdn.shopify.com/s/files/1/0441/0900/4952/files/davalasebubuja.pdf
- https://cdn.shopify.com/s/files/1/0429/3731/9590/files/fokikenazumuzeji.pdf
- https://cdn.shopify.com/s/files/1/0439/0692/4712/files/56673245575.pdf
- https://cdn.shopify.com/s/files/1/0430/4722/3458/files/que_es_un_astrolabio.pdf
- https://cdn.shopify.com/s/files/1/0433/0127/3758/files/elf_bowling_2.pdf
- https://cdn.shopify.com/s/files/1/0434/7074/9861/files/metabolic_disorders_in_cattle.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/94448736580.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004852.bin1c0f1de93590a58594ccd2f34ba55c61a4f4c1d26c520a43305cf35a6a409fe6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4852 | 5216 bytes |
font_01_sfnt_off00005a33.bin8d9ab2780660b1b0cf62b1756ed0002a37826ff16dafcca70513deee8043ac9e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5A33 | 9992 bytes |
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