MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains embedded links that redirect to a known malicious URL, masquerading as a cooling tower catalogue. The ML classifier strongly indicates maliciousness, and the presence of numerous external PDF links suggests a link farm or SEO poisoning attempt. No scripts were extracted, but the primary malicious activity observed is the redirection to a malicious site.
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=marley+cooling+tower+catalogue+pdf
- http://files.kfbca.com/uploads/1/3/0/8/130813988/lesirone_volajupiwivixud_lezazumefam_nubow.pdf
- http://gelimona.iamenoughwithgod.com/uploads/1/3/1/0/131070450/8434169.pdf
- http://files.onlinechampionshipwrestling.com/uploads/1/3/2/6/132682883/740245.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0441/2047/3752/files/jepegabolizadedamuper.pdf
- https://cdn.shopify.com/s/files/1/0438/6871/7216/files/helcular_s_revenge_vanilla.pdf
- https://cdn.shopify.com/s/files/1/0433/3027/3448/files/jurassic_park_theme_song_piano_sheet_music.pdf
- https://cdn.shopify.com/s/files/1/0431/2144/2977/files/standard_costing_vs_budgetary_control.pdf
- https://cdn.shopify.com/s/files/1/0430/0872/1045/files/speaking_activities_for_esl.pdf
- https://cdn.shopify.com/s/files/1/0431/1567/5809/files/losoviwubobakezo.pdf
- https://cdn.shopify.com/s/files/1/0433/7595/2030/files/apc_smart_ups_2200_tower_manual.pdf
- https://cdn.shopify.com/s/files/1/0430/9401/6157/files/65992568543.pdf
- https://cdn.shopify.com/s/files/1/0440/5038/2998/files/wumitenegeletokedi.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/58097506778.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/wawufomujemozinabewa.pdf
- https://cdn.shopify.com/s/files/1/0431/7331/4715/files/38675501444.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_off00005245.bin8a7aec69435acd6378bfeba151a9305ed86400f28ca75b52bfcb366e94ae862d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5245 | 5344 bytes |
font_01_sfnt_off0000649f.bin73d8c47a9d0ac650b29e6275df38bae2562c89d966b2bd2524177b06e01ed537 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x649F | 10604 bytes |
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