MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a link to a known malicious redirector infrastructure, suggesting an attempt to lead the user to a malicious site. The document body, though heavily obfuscated, contains a URL that appears to be part of a link farm designed to manipulate search engine results. The presence of embedded URLs and the ML classifier's high confidence score indicate malicious intent.
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=sony+x900f+android+tv+slow
- http://files.abroaddownunder.com/uploads/1/3/0/8/130814784/c528f3adcfe.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0433/3253/4440/files/borbaad_all_songs.pdf
- https://cdn.shopify.com/s/files/1/0439/0594/1672/files/surumu.pdf
- https://cdn.shopify.com/s/files/1/0433/1310/2998/files/75875147307.pdf
- https://cdn.shopify.com/s/files/1/0438/8637/9163/files/ship_of_theseus_movie.pdf
- https://cdn.shopify.com/s/files/1/0435/6295/9006/files/wibevemi.pdf
- https://cdn.shopify.com/s/files/1/0434/0360/8216/files/20344658637.pdf
- https://cdn.shopify.com/s/files/1/0429/1490/6279/files/27755427728.pdf
- https://cdn.shopify.com/s/files/1/0444/5192/2087/files/time_value_of_money_problems_and_solutions_gitman_book.pdf
- https://cdn.shopify.com/s/files/1/0437/5900/9943/files/89334007632.pdf
- https://cdn.shopify.com/s/files/1/0432/0637/7633/files/past_tense_and_present_perfect_tense_exercises.pdf
- https://cdn.shopify.com/s/files/1/0429/5704/5913/files/64692391672.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/41448402009.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_off00007560.binaa28da8c03b69bef732a8082b38009e5540d30085ca8b802c4f12dd856dcf7bb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7560 | 5624 bytes |
font_01_sfnt_off000088ac.bine3f24752dfe136cc065c753a4bc101ce97ecb33ef455a6429260643ad288a15a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x88AC | 10440 bytes |
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