MALICIOUS
154
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 a redirector service known for malicious activity. The document body and embedded links suggest a lure to external content, likely to facilitate further compromise. The ML classifier strongly indicated maliciousness, supporting the presence of a malicious redirector.
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.ru/pify?keyword=dyson+dc39+canister+vacuum+manual
- http://files.savagejazz.org/uploads/1/3/2/7/132740234/3cab1253a4879.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0435/9893/8274/files/descargar_antecedentes_judiciales.pdf
- https://cdn.shopify.com/s/files/1/0434/7399/3890/files/chemistry_notes_class_11th.pdf
- https://cdn.shopify.com/s/files/1/0440/7921/8840/files/71185760993.pdf
- https://cdn.shopify.com/s/files/1/0431/9805/4558/files/rewakudaravuxenu.pdf
- https://cdn.shopify.com/s/files/1/0433/5271/9515/files/bidunigepipofuneres.pdf
- https://cdn.shopify.com/s/files/1/0428/9812/9059/files/putilov.pdf
- https://cdn.shopify.com/s/files/1/0432/8970/6664/files/14299653033.pdf
- https://cdn.shopify.com/s/files/1/0433/8260/3927/files/93967602106.pdf
- https://cdn.shopify.com/s/files/1/0430/7373/2769/files/99981974024.pdf
- https://cdn.shopify.com/s/files/1/0431/4136/5922/files/9545702793.pdf
- https://cdn.shopify.com/s/files/1/0430/3909/6986/files/wipuzijadisu.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_off00006264.binca09b245fa85dd4bb16882178ef46900bad5a6d35d19b3d7d83cb5fa37ed6062 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6264 | 5564 bytes |
font_01_sfnt_off0000753c.bin87ccfad546e70ae85f0fb2b20a4abed971a613e1b780f383ecc81d8d187a0412 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x753C | 10120 bytes |
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