MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a link to a known malicious redirector, ttraff.com, which is designed to lure users to malicious content. The document body, though heavily obfuscated, appears to contain the same URL and references a worksheet, suggesting a social engineering pretext. 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.com/wix?keyword=intersecting+parallel+lines+worksheet
- https://static.usrfiles.com/ugd/067ecb_324870bcf68d4fb8bf4214f2e87d04c3.pdf
- https://static.usrfiles.com/ugd/b8c837_9ed621cae4ff4374b95ba5c56f3b0acf.pdf
- https://static.usrfiles.com/ugd/a2e20a_fe63c3422d2d4abc9f1c02611e0346b9.pdf
- https://static.usrfiles.com/ugd/b8c837_7f4329fbca514f19b89026caab24482f.pdf
- https://cdn.shopify.com/s/files/1/0437/0097/7818/files/pyspark_cheat_sheet.pdf
- https://cdn.shopify.com/s/files/1/0432/9180/3801/files/73447237430.pdf
- https://cdn.shopify.com/s/files/1/0435/4929/4756/files/convert_cdf_to_python.pdf
- https://cdn.shopify.com/s/files/1/0437/7850/6909/files/eminem_recovery_songs.pdf
- https://cdn.shopify.com/s/files/1/0431/0718/8898/files/gawoxasijukifarewawilo.pdf
- https://cdn.shopify.com/s/files/1/0433/4885/2891/files/28717700882.pdf
- https://cdn.shopify.com/s/files/1/0432/4353/6541/files/alvin_and_the_chipmunks_3_movie.pdf
- https://cdn.shopify.com/s/files/1/0435/6728/4387/files/angulos_inscritos_en_una_circunferencia_ejercicios_resueltos.pdf
- https://cdn.shopify.com/s/files/1/0433/7467/4083/files/85595782651.pdf
- https://cdn.shopify.com/s/files/1/0431/8085/1362/files/sofonuxegeguj.pdf
- https://cdn.shopify.com/s/files/1/0435/4372/4186/files/19205064926.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_off00005913.bind6b5e902eee4998a563092716f9eda0cae75611b0c1a163bd9d786558088bd21 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5913 | 5288 bytes |
font_01_sfnt_off00006b1a.binfb630398a446da6dc0112ea37024919c8093f7f0bfaadfd4b045d45105ca375f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6B1A | 9792 bytes |
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