MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains numerous embedded links, with a critical heuristic firing indicating a link to known malicious redirector infrastructure at `https://ttraff.ru/pify?keyword=manual+anestesia+local+pdf`. The document body, though partially corrupted, contains text suggesting it is a PDF about local anesthesia, likely a lure to encourage clicks on the malicious link. The ML classifier strongly supports the malicious verdict.
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=manual+anestesia+local+pdf
- http://files.acweinschenk.net/uploads/1/3/0/7/130775108/zurelaxakikakuk.pdf
- http://files.endosurgicenter.com/uploads/1/3/2/6/132695360/3899837.pdf
- http://files.imadsz.org/uploads/1/3/2/7/132740462/8b79d55.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/35679391278.pdf
- https://cdn.shopify.com/s/files/1/0431/1898/5370/files/62656824097.pdf
- https://cdn.shopify.com/s/files/1/0434/6177/1430/files/adjustment_computations_spatial_data_analysis_download.pdf
- https://cdn.shopify.com/s/files/1/0436/8993/5002/files/juzufajafebofox.pdf
- https://cdn.shopify.com/s/files/1/0433/7503/4524/files/dosopekiwuvuzizijol.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/25346701784.pdf
- https://cdn.shopify.com/s/files/1/0436/6965/1606/files/85703706857.pdf
- https://cdn.shopify.com/s/files/1/0435/4356/0346/files/gikujomaxoxireru.pdf
- https://cdn.shopify.com/s/files/1/0432/0935/9520/files/world._execute_me.pdf
- https://cdn.shopify.com/s/files/1/0434/0885/1098/files/13608533264.pdf
- https://cdn.shopify.com/s/files/1/0434/0852/3416/files/pakajapox.pdf
- https://cdn.shopify.com/s/files/1/0428/1732/3175/files/winibitof.pdf
- https://cdn.shopify.com/s/files/1/0433/5468/5599/files/aashto_lrfd_bridge_design_specifications_7th_edition_2020.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_off000050a5.bine725f3b29423abc25cd698639a96b14e47b48ecc40bac829e73d0a3950e7e746 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x50A5 | 5056 bytes |
font_01_sfnt_off000061fd.binf7d3da3f116ded289ae53d168303fccc0f7253e685a766d87974818985b4c858 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x61FD | 10020 bytes |
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