MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a critical heuristic firing for a malicious redirector link, pointing to 'https://ttraff.cc/wix?keyword=possessive+pronouns+lesson+plan+for+grade+1'. The document body, though heavily obfuscated, also contains this URL, suggesting it is the primary lure. The presence of a large number of embedded links, many pointing to Shopify, further indicates a link farm or SEO manipulation tactic to host malicious content. The ML classifier also strongly flagged this PDF as malicious.
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=possessive+pronouns+lesson+plan+for+grade+1
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0429/9656/4131/files/steam_s_slow_down_near_end.pdf
- https://cdn.shopify.com/s/files/1/0428/7679/7081/files/3754674212.pdf
- https://cdn.shopify.com/s/files/1/0430/8716/7645/files/fupepegorimus.pdf
- https://cdn.shopify.com/s/files/1/0430/6668/7642/files/52443104936.pdf
- https://cdn.shopify.com/s/files/1/0431/0958/0967/files/60080508640.pdf
- https://cdn.shopify.com/s/files/1/0428/2135/3635/files/brahmastra_maths_book_download.pdf
- https://cdn.shopify.com/s/files/1/0437/3390/9665/files/55034357218.pdf
- https://cdn.shopify.com/s/files/1/0430/9693/2501/files/95110289815.pdf
- https://cdn.shopify.com/s/files/1/0435/2180/2404/files/faniropexavusowabu.pdf
- https://static.usrfiles.com/ugd/b8c837_33a20c2671d049069480350bf5f2db69.pdf
- https://static.usrfiles.com/ugd/b8c837_5a9305f6588b4474adc7c5e9845fe4ff.pdf
- https://static.usrfiles.com/ugd/63022f_76a2936bf56b4e408e4909ba155047bf.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_off00005dcd.bin1d4eee314e9ddf3d3966964ab326df5e8053220b00df587362e466eca82c250c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5DCD | 5324 bytes |
font_01_sfnt_off00007004.binb636c8cfbb5fdbeb3b66fba59ee6f6f273f6e8fb7fc7d6c6bded603250d49d73 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7004 | 10548 bytes |
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