MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file contains numerous embedded links, with one identified as a malicious redirector. The document body, though partially corrupted, suggests a lure related to 'analogy worksheets for grade 6'. The primary malicious IOC is the redirector URL, which likely leads to further malicious content or phishing attempts. The presence of a large number of external links, many pointing to PDF files, indicates a potential link farm or SEO poisoning tactic.
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/wix?keyword=analogy+worksheets+for+grade+6
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static.usrfiles.com/ugd/b8c837_6aae4917859e4932aac2d8b100caaea6.pdf
- https://static.usrfiles.com/ugd/22739b_37ca484edb354a279980386a319c148e.pdf
- https://static.usrfiles.com/ugd/b8c837_0855aecdad9f4b0aa0a1147d93c609aa.pdf
- https://static.usrfiles.com/ugd/b8c837_0582d0f462d44e36bc17eb1888f77dc3.pdf
- https://static.usrfiles.com/ugd/b8c837_a6513caed15544eba0daf023de20d427.pdf
- https://cdn.shopify.com/s/files/1/0432/5376/0162/files/the_pale_lady_story.pdf
- https://cdn.shopify.com/s/files/1/0431/4847/6570/files/aviation_and_airport_security_kathleen_sweet.pdf
- https://cdn.shopify.com/s/files/1/0432/5038/5051/files/74064694873.pdf
- https://cdn.shopify.com/s/files/1/0435/0181/3915/files/nalekotiritisokezemejin.pdf
- https://static.usrfiles.com/ugd/b8c837_09a1505ba1864445ae4780b5e3ee6aca.pdf
- https://static.usrfiles.com/ugd/b8c837_c6c0654988d14c33af07eb9041696a4f.pdf
- https://cdn.shopify.com/s/files/1/0432/2669/3789/files/86854629172.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/1204107997.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_off00005f64.bin9ca0cd291b829b4787edda89233f365fba2538fb014328c8b671857af57b2ad6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F64 | 5572 bytes |
font_01_sfnt_off00007266.bin59293f78ebe28fad704079d4ad16283bbe557c7dcbf5ab0d76da5b9753f5a82e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7266 | 10412 bytes |
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