MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, many of which point to a link farm designed to manipulate search engine results. One prominent URL, https://ttraff.ru/pify?keyword=automatic+control+systems+wolovich+pdf, is flagged as a malicious redirector. The document body, though heavily obfuscated, contains this same URL, suggesting it is the primary lure. No scripts were extracted, but the heuristic firings strongly indicate a malicious intent to redirect users to harmful infrastructure.
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=automatic+control+systems+wolovich+pdf
- http://files.nenibikinis.com/uploads/1/3/0/8/130814706/zenutimeleposizonusa.pdf
- http://files.amishpoly.com/uploads/1/3/2/6/132682093/zolorotomolawo-labikoru-derev.pdf
- http://files.healingwiththeta.com/uploads/1/3/1/8/131856276/85a6f81319.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/xoxolesusoziviro.pdf
- https://cdn.shopify.com/s/files/1/0437/3128/8216/files/kebababorulubanipo.pdf
- https://cdn.shopify.com/s/files/1/0433/8181/7494/files/dynamic_equilibrium_biology.pdf
- https://cdn.shopify.com/s/files/1/0437/6264/7189/files/kuxuvipiwemidibovezekab.pdf
- https://cdn.shopify.com/s/files/1/0440/6162/2437/files/armed_conflict_definition.pdf
- https://cdn.shopify.com/s/files/1/0435/2471/8746/files/sojonupadin.pdf
- https://cdn.shopify.com/s/files/1/0438/2598/7734/files/waw_zombie_mods.pdf
- https://cdn.shopify.com/s/files/1/0427/5650/5756/files/51251291699.pdf
- https://cdn.shopify.com/s/files/1/0433/6146/8567/files/filiwivetefizaludato.pdf
- https://cdn.shopify.com/s/files/1/0439/5424/1694/files/zidagarifupumusesijix.pdf
- https://cdn.shopify.com/s/files/1/0430/6426/2818/files/how_to_rearrange_pages_in_foxit.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_off00009132.bin0344c9398b010eae51abb9b3d035891046af06dd50801ffc9b7c1d552dad5fc6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9132 | 5636 bytes |
font_01_sfnt_off0000a449.bin3560ec85edd6f62f4e1a963735eb6a889fb1ee2af772f71cee96b4c04e6f43f9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA449 | 10308 bytes |
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