MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged as malicious by an ML classifier and contains a large number of embedded links, many of which point to a redirector service. The primary malicious link identified is https://ttraff.ru/pify?keyword=brunelleschi+s+dome+ross+king+pdf, which is known to lead to malicious infrastructure. The document body contains a mix of text and URLs, suggesting a link farm or SEO poisoning tactic to lure users to malicious content.
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=brunelleschi+s+dome+ross+king+pdf
- http://files.newspark901.org/uploads/1/3/2/8/132814958/2737278.pdf
- http://files.downeyrideandstride.com/uploads/1/3/2/6/132681698/wikiven-mutogozupuvilad.pdf
- http://files.buildingboxes.co.nz/uploads/1/3/1/4/131453990/9439840.pdf
- http://nodizim.samanthaforrest.com/uploads/1/3/1/4/131482976/somegobo-vifet-mivov-povatolotaxotoj.pdf
- https://cdn.shopify.com/s/files/1/0431/6204/2532/files/guvogozopisun.pdf
- https://cdn.shopify.com/s/files/1/0435/6636/6869/files/whiskey_lullaby_chords.pdf
- https://cdn.shopify.com/s/files/1/0433/5524/2655/files/70061941996.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/98973723668.pdf
- https://cdn.shopify.com/s/files/1/0432/7620/6235/files/33951097663.pdf
- https://cdn.shopify.com/s/files/1/0429/2762/0249/files/beginning_yoga_poses.pdf
- https://cdn.shopify.com/s/files/1/0436/9163/8934/files/zatevupuzidanabelawo.pdf
- https://cdn.shopify.com/s/files/1/0429/6579/4965/files/79511776197.pdf
- https://cdn.shopify.com/s/files/1/0435/4310/1591/files/46631119165.pdf
- https://cdn.shopify.com/s/files/1/0436/8728/0790/files/7422236992.pdf
- https://cdn.shopify.com/s/files/1/0429/9754/7157/files/kerosene_poisoning.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_off00005c66.bin51ebfeadbb7faf41ca6c6da3e662518783219b31622488d60b4fac3515c4d76c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5C66 | 5472 bytes |
font_01_sfnt_off00006ee1.bin9db21509429607c8e4ef541af6c90346b09e73f24a425b6caafd2cb1992cea48 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6EE1 | 10024 bytes |
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