MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous embedded links, with one pointing to a known malicious redirector. The document body, though partially corrupted, includes the same malicious URL and a URL to a PDF hosted on Shopify. The presence of a malicious redirector link and the ML classifier's high confidence indicate a malicious intent to redirect the user to harmful content.
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.link/wix?keyword=classzone+spanish+2+home+tutor+answers
- https://cdn.shopify.com/s/files/1/0438/9902/7611/files/vpn_for_pc_free_windows_10.pdf
- https://cdn.shopify.com/s/files/1/0429/8765/1235/files/bicameral_mind_julian_jaynes.pdf
- https://cdn.shopify.com/s/files/1/0431/4628/1121/files/el_guion_en_el_cine_documental.pdf
- https://cdn.shopify.com/s/files/1/0435/7180/6366/files/ruludegerakoguzazubijo.pdf
- https://cdn.shopify.com/s/files/1/0431/6296/0023/files/64751190159.pdf
- https://cdn.shopify.com/s/files/1/0430/0803/2922/files/22321258550.pdf
- https://cdn.shopify.com/s/files/1/0427/9628/6111/files/bosusijinupopel.pdf
- https://static.usrfiles.com/ugd/20d83a_46af2a7f00da4ade9f33a703523f3b42.pdf
- https://static.usrfiles.com/ugd/32777b_f5877a6d5bb1494382655faeb34cd66d.pdf
- https://static.usrfiles.com/ugd/b42fd6_b6dddef07cf946a380a2537226834cbf.pdf
- https://static.usrfiles.com/ugd/3f0e57_8b4ffc1d494347bb916fa671529752ee.pdf
- https://static.usrfiles.com/ugd/8b2c09_744795179ebb4e8ab10b75f21ff5d8a2.pdf
- https://static.usrfiles.com/ugd/0789d5_b9f178d0494743e79a02d6b662be7fa6.pdf
- https://static.usrfiles.com/ugd/b8c837_cf674706d11f43ea869427b2b2bc124f.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_off000091e8.bin7ba5995435aa3e5cea7c989042b50d1c105774ea7244ff14753964fa5113cd86 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x91E8 | 5236 bytes |
font_01_sfnt_off0000a39c.bin395e99ce870a552575161e4406b181c97e9e96dc2c164980e1bbce1e658cbb52 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA39C | 10800 bytes |
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