MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file was flagged as malicious by an ML classifier and contains a high number of embedded links, with one identified as a known malicious redirector. The document body contains garbled text but includes the malicious URL. The presence of numerous links, including to a redirector, suggests an attempt to lure users to malicious content or exploit SEO tactics for distribution.
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=idealist+%25C3%25B6%25C4%259Fretmen+grigory+petrov+pdf
- http://files.alisonlmiller.com/uploads/1/3/0/7/130739343/tuweralowoze-vunipevuxezede-tepemewikigi-fatavodanixabij.pdf
- http://pasoni.nutterscrossingcommunityhoa.com/uploads/1/3/1/8/131857114/nuzisojujebupulaj.pdf
- http://files.mascaretbay.com/uploads/1/3/1/4/131452840/8237118.pdf
- https://cdn.shopify.com/s/files/1/0430/1042/4993/files/aluminium_sheet_weight_per_m2.pdf
- https://cdn.shopify.com/s/files/1/0427/6033/9623/files/jexakeratosuj.pdf
- https://cdn.shopify.com/s/files/1/0435/6734/9923/files/5_1_practice_classifying_triangles_answers.pdf
- https://cdn.shopify.com/s/files/1/0440/3747/2421/files/wowanikavepaferimixaga.pdf
- https://cdn.shopify.com/s/files/1/0431/6204/2529/files/moladunugovuvupatukalapur.pdf
- https://cdn.shopify.com/s/files/1/0432/9085/3540/files/autodesk_fusion_360_tutorial_portugues.pdf
- https://cdn.shopify.com/s/files/1/0435/4975/3507/files/55092464889.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/80804151078.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/86662201832.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_off00005369.binecd1896622c0cb3f259baa009b42df01f308eba7f9cad76d5771e40d419d3aad |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5369 | 5828 bytes |
font_01_sfnt_off0000667a.bin95dcb9e34ef8b54e62b196843d66b4a3a0b273b5c4193d0afea2e1b402e15d6e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x667A | 11404 bytes |
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