MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many of which point to benign Shopify URLs, but one critical link directs to a known malicious redirector. This suggests an attempt to obscure the final malicious destination and potentially trick users into clicking through to a harmful site. The ML classifier also strongly indicated maliciousness.
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=behavior+contract+for+teenager
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0434/6481/8838/files/isometrico_e_isotonico.pdf
- https://cdn.shopify.com/s/files/1/0434/9024/6822/files/calibration_procedures.pdf
- https://cdn.shopify.com/s/files/1/0428/1666/7814/files/modern_brazilian_portuguese_grammar.pdf
- https://cdn.shopify.com/s/files/1/0433/0972/7912/files/37822275915.pdf
- https://static.usrfiles.com/ugd/b8c837_89ad23fa5c5d4c0ca8e745aeb109c8d4.pdf
- https://static.usrfiles.com/ugd/b8c837_b6e58425420a424886fa6e7d8e2336de.pdf
- https://static.usrfiles.com/ugd/b8c837_c1a25227efe24efa84f4228e272ced14.pdf
- https://static.usrfiles.com/ugd/b8c837_c7a1767b0ebf4c67a7d7807bdf1b2781.pdf
- https://static.usrfiles.com/ugd/b8c837_574a037abe994a8a9fa4f279587cdbb0.pdf
- https://cdn.shopify.com/s/files/1/0437/3096/0549/files/naomi_klein_shock_doctrine.pdf
- https://cdn.shopify.com/s/files/1/0432/8180/9563/files/cita_previa_cap_el_vendrell.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/44368867506.pdf
- https://static.usrfiles.com/ugd/daca0d_378074c5b3b04289bafeb8aba895ad98.pdf
- https://static.usrfiles.com/ugd/b13fd1_fe85500f494b47818c0d98013cdaa155.pdf
- https://static.usrfiles.com/ugd/97368a_41b16328d4f346e1a0c99f836898031f.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006ac6.bin94244baf3615be734ce723eb3b66f28a2e58df400bee12333a9cc9d602762e55 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6AC6 | 5040 bytes |
font_01_sfnt_off00007bf4.binab8fba5143871e5f098152d52b47254e73fc6520b00a21757989ef7e2331a79f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7BF4 | 10460 bytes |
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