MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a significant number of embedded links, with one identified as a malicious redirector. The ML classifier strongly indicated maliciousness. The primary attack pattern involves a link farm, likely for SEO manipulation or to distribute further malicious content. No scripts were extracted, limiting the analysis of direct payload execution.
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.cc/pify?keyword=clinical+bacteriology+struthers+pdf
- http://tanirebor.artemisassessment.ca/uploads/1/3/0/9/130968984/6484407.pdf
- http://wabuzukop.plymouthschoolofmusic.com/uploads/1/3/1/4/131405927/3495722.pdf
- http://sinilip.nojbarker.com/uploads/1/3/1/6/131606289/pekok.pdf
- https://cdn.shopify.com/s/files/1/0431/7646/0448/files/89222494477.pdf
- https://cdn.shopify.com/s/files/1/0429/6504/1308/files/ladumususaxo.pdf
- https://cdn.shopify.com/s/files/1/0437/7031/4903/files/tumbling_e_chart.pdf
- https://cdn.shopify.com/s/files/1/0432/3672/0798/files/repelur.pdf
- https://cdn.shopify.com/s/files/1/0435/0902/2886/files/terminal_world_alastair_reynolds.pdf
- https://cdn.shopify.com/s/files/1/0430/6790/0058/files/pathophysiology_of_huntington_s_disease.pdf
- https://cdn.shopify.com/s/files/1/0431/9969/2958/files/87597171255.pdf
- https://cdn.shopify.com/s/files/1/0437/9141/7495/files/kezedirapuxezusavinileku.pdf
- https://cdn.shopify.com/s/files/1/0432/5661/0976/files/nogovirovokimogu.pdf
- https://cdn.shopify.com/s/files/1/0431/3592/6434/files/14600342594.pdf
- https://cdn.shopify.com/s/files/1/0430/6095/3249/files/26101184541.pdf
- https://cdn.shopify.com/s/files/1/0438/3136/1686/files/hips_don_t_lie_spanish.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_off00005f9c.bin947695b91603c358d387231090120532a755226a4e0f7aabdf71bdf4509e8708 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F9C | 5564 bytes |
font_01_sfnt_off00007277.bine3f334c1d451cdd5b72c61dbc5144d8ce0c297c6dc7e13f7e6ed032841ef5f93 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7277 | 10944 bytes |
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