MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links, with one specifically identified as a malicious redirector. The document body, though heavily obfuscated, contains a URL that mirrors the malicious redirector's target. This suggests the primary goal is to redirect the user to malicious infrastructure, likely for further exploitation or credential harvesting.
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=biologia+celular+y+molecular+gerald+karp+pdf
- http://kisamow.trebellasdance.com/uploads/1/3/2/7/132712315/62fa37b02f.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0465/9501/4821/files/lab_equipment_names_and_functions_worksheet_answers.pdf
- https://cdn.shopify.com/s/files/1/0434/4607/5542/files/area_of_shapes_quiz.pdf
- https://cdn.shopify.com/s/files/1/0434/6196/8025/files/lisegere.pdf
- https://cdn.shopify.com/s/files/1/0429/2175/4787/files/white_christmas_jazz_piano_sheet_music.pdf
- https://cdn.shopify.com/s/files/1/0429/8027/8426/files/xenufebet.pdf
- https://cdn.shopify.com/s/files/1/0433/3250/1656/files/thunder_force_vi_iso.pdf
- https://cdn.shopify.com/s/files/1/0431/6728/5408/files/chapter_24_milady.pdf
- https://cdn.shopify.com/s/files/1/0430/4306/1909/files/78929603443.pdf
- https://cdn.shopify.com/s/files/1/0429/8915/8554/files/rixowimonurini.pdf
- https://cdn.shopify.com/s/files/1/0430/4646/9793/files/51611818615.pdf
- https://cdn.shopify.com/s/files/1/0438/8909/8907/files/11528280196.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_off00016a22.bin408dc534030392bdc78d5d01e8d48d4b67409818ec7ba798ac0aab2845b40a5a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16A22 | 5512 bytes |
font_01_sfnt_off00017cd0.bin5902c8ecd4f41ce747f9e99eb52bdfbcab9f4c969df8ceb262d87bb4b49bb751 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x17CD0 | 14472 bytes |
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