MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link that redirects to a known malicious URL, identified by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. The document body, though heavily obfuscated, contains text related to 'time series analysis and forecasting by example pdf download', suggesting a lure to trick users into clicking the malicious link. The PDF_SEO_LINK_FARM heuristic indicates a large number of outbound links, further supporting the malicious intent of redirecting users to external sites.
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=time+series+analysis+and+forecasting+by+example+pdf+download
- http://files.ctband.org/uploads/1/3/1/3/131398143/nisofuma.pdf
- http://files.foothillscanine.com/uploads/1/3/2/7/132711966/f58b6dc4de76f0.pdf
- http://files.thesportdome.net/uploads/1/3/0/8/130813799/7553871.pdf
- https://cdn.shopify.com/s/files/1/0432/5723/3576/files/30253061800.pdf
- https://cdn.shopify.com/s/files/1/0440/3727/5813/files/kisevanokuwosuju.pdf
- https://cdn.shopify.com/s/files/1/0429/1356/2787/files/38031901741.pdf
- https://cdn.shopify.com/s/files/1/0427/6181/4172/files/nivazunarezefu.pdf
- https://cdn.shopify.com/s/files/1/0434/9971/6770/files/42781351668.pdf
- https://cdn.shopify.com/s/files/1/0430/6190/3517/files/juvetotafenusabag.pdf
- https://cdn.shopify.com/s/files/1/0429/7608/4117/files/true_strike_cantrip.pdf
- https://cdn.shopify.com/s/files/1/0434/2641/4749/files/77721092868.pdf
- https://cdn.shopify.com/s/files/1/0434/2585/7703/files/applied_linear_statistical_models_5th_edition.pdf
- https://cdn.shopify.com/s/files/1/0431/6397/5835/files/biziludi.pdf
- https://cdn.shopify.com/s/files/1/0431/8344/0030/files/67213957467.pdf
- https://cdn.shopify.com/s/files/1/0430/2998/7489/files/92443856058.pdf
- https://cdn.shopify.com/s/files/1/0431/2681/6932/files/vozop.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_off00012c12.bin54f8acc631191fea166e5f340967f18f713b4c7ccefdbd1f311f13d48a4ee2a2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12C12 | 5828 bytes |
font_01_sfnt_off00013fec.bina27f0488e3a8fb730bab3168f1517ba7894e0f7b0dd5e519ce078fdfc47aa0e3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13FEC | 10636 bytes |
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