MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded links, including one identified as a malicious redirector. The document body, though partially corrupted, contains text related to 'anatomy and physiology urinary system notes pdf' and the malicious URL. This suggests a lure to trick users into clicking the link, likely leading to a phishing or malware download site. The ML classifier strongly supports the malicious nature of this PDF.
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.com/pify?keyword=anatomy+and+physiology+urinary+system+notes+pdf
- http://dazum.fellowshipexam.com/uploads/1/3/2/6/132682646/kafivujuw.pdf
- http://files.highlandmillsumc.com/uploads/1/3/1/8/131871605/bisumatekasi.pdf
- http://nezofoke.sddragonboatrace.com/uploads/1/3/0/9/130969352/mapuwomogixoje_vazisevixatazu_wexebelux.pdf
- http://files.hubtowntours.com/uploads/1/3/0/7/130739947/jirexamovaz_xujevi_sevopoxowow.pdf
- http://files.wildskil.com/uploads/1/3/1/3/131383283/7576762.pdf
- https://cdn.shopify.com/s/files/1/0432/6513/0658/files/rakine.pdf
- https://cdn.shopify.com/s/files/1/0428/4658/4999/files/pdf_auditoria_ambiental.pdf
- https://cdn.shopify.com/s/files/1/0432/6886/6212/files/92438075323.pdf
- https://cdn.shopify.com/s/files/1/0434/5551/2738/files/61867201102.pdf
- https://cdn.shopify.com/s/files/1/0428/4756/8039/files/84191417195.pdf
- https://cdn.shopify.com/s/files/1/0433/8227/6257/files/pandora_box_5_game_list.pdf
- https://cdn.shopify.com/s/files/1/0437/2119/5669/files/1992_ford_ranger_owners_manual.pdf
- https://cdn.shopify.com/s/files/1/0436/0064/2211/files/84142604997.pdf
- https://cdn.shopify.com/s/files/1/0438/2156/4066/files/savajiz.pdf
- https://cdn.shopify.com/s/files/1/0437/6828/3294/files/39880309465.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/ropuxikasafomudixaxo.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_off00006694.bin21cebd227128829ad0a19bf620688b12057e1803e54e2e6b5841d601610cbc84 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6694 | 5544 bytes |
font_01_sfnt_off0000794f.bin1a06a9499e05fd9825972607495fd9e171be06323c6ae1f15fa4212d540c0131 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x794F | 10308 bytes |
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