MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a heuristic firing for a malicious redirector link, pointing to `https://ttraff.ru/pify?keyword=polarization+of+light+class+12+pdf`. It also exhibits characteristics of a PDF link farm, with numerous embedded URLs, many of which are hosted on `cdn.shopify.com` and other domains. The document body, though heavily obfuscated, contains the same malicious URL and several other PDF links, suggesting a social engineering attempt to drive traffic to malicious infrastructure. The ML classifier also strongly indicated maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 3
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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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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.ru/pify?keyword=polarization+of+light+class+12+pdf
- http://files.professionaltruckingschool.com/uploads/1/3/0/9/130969740/dutajenoxesi_kanoni_saxekosusagu_mojosufoxe.pdf
- http://raxew.andreabaumann.com/uploads/1/3/1/0/131070161/3332535.pdf
- http://files.ozarkstourism.org/uploads/1/3/1/3/131383860/123113.pdf
- http://xolegilub.southernfirefliesart.com/uploads/1/3/2/3/132303382/mamumezag_naxebi.pdf
- https://cdn.shopify.com/s/files/1/0434/9588/2918/files/dj_snake_middle_download.pdf
- https://cdn.shopify.com/s/files/1/0428/7492/9319/files/60410150478.pdf
- https://cdn.shopify.com/s/files/1/0431/3491/0630/files/addition_word_problems_worksheets.pdf
- https://cdn.shopify.com/s/files/1/0431/3966/1981/files/basic_english_grammar_book_free_download.pdf
- https://cdn.shopify.com/s/files/1/0435/3851/4071/files/95719095087.pdf
- https://cdn.shopify.com/s/files/1/0429/8378/4601/files/arati_sangrah_marathi.pdf
- https://cdn.shopify.com/s/files/1/0437/2873/2314/files/getetur.pdf
- https://cdn.shopify.com/s/files/1/0431/5312/9640/files/befezewaxafokorekirijuto.pdf
- https://cdn.shopify.com/s/files/1/0431/9019/0248/files/20990587855.pdf
- https://cdn.shopify.com/s/files/1/0432/2423/6199/files/mikujiwebamijavuputigu.pdf
- https://cdn.shopify.com/s/files/1/0428/5841/4236/files/delivof.pdf
- https://cdn.shopify.com/s/files/1/0434/5597/1480/files/89454766449.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006c4a.binc21e7263698c8e7460182a3ac06f1c11647cba26ddc3052d0833de83bf041f6d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6C4A | 5652 bytes |
font_01_sfnt_off00007f95.bin6319e2f9976deb4c9bea796ef1eba9370b47a32e8d6ce25d434c9d09436806b1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7F95 | 10020 bytes |
font_02_sfnt_off0000a213.bin4ce97752c8d1ed0b0302a1507788019c6b738cc3ee96ca273f61f92c287db7cd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA213 | 16072 bytes |
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