MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'ttraff.com'. Additionally, it exhibits a PDF link farm behavior, embedding numerous external links, many of which are hosted on Shopify. The document body, though heavily obfuscated, contains the same malicious URL and a reference to a PDF file, reinforcing the redirection attempt. 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/pify?keyword=systems+of+equations+and+inequalities+test+pdf
- http://kibofe.alicelawrancexx.com/uploads/1/3/0/7/130739206/4d298280.pdf
- http://duper.samanthapagnotta.com/uploads/1/3/1/4/131483372/ac92d90bcc.pdf
- http://files.sardishenderson.com/uploads/1/3/1/3/131398148/sogalozigek-galop-babasunav.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/wetidolurat.pdf
- https://cdn.shopify.com/s/files/1/0434/7500/9686/files/basic_unix_commands_for_oracle_dba.pdf
- https://cdn.shopify.com/s/files/1/0433/7133/1734/files/61502134437.pdf
- https://cdn.shopify.com/s/files/1/0427/4782/2236/files/adding_features_to_a_logistic_regression.pdf
- https://cdn.shopify.com/s/files/1/0432/2014/0191/files/wind_waker_strategy_guide.pdf
- https://cdn.shopify.com/s/files/1/0433/8896/0933/files/sudetuwopemawofipotipa.pdf
- https://cdn.shopify.com/s/files/1/0431/4857/4884/files/89541690479.pdf
- https://cdn.shopify.com/s/files/1/0431/1564/3031/files/dezuxilexogugeriwinipugor.pdf
- https://cdn.shopify.com/s/files/1/0435/5509/4679/files/32485102921.pdf
- https://cdn.shopify.com/s/files/1/0431/5804/4826/files/zuzazufefikizivuvul.pdf
- https://cdn.shopify.com/s/files/1/0433/7798/3653/files/77577361856.pdf
- https://cdn.shopify.com/s/files/1/0430/9565/4554/files/79804927179.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_off00004a3a.bin6b9541f96dda7f1642b5e1d0f3c1f7e125acebf907bdbdbae8404431801f384f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4A3A | 5420 bytes |
font_01_sfnt_off00005c9a.bin7f594e0796874cab6ace34d4107ab622825c22f3f08df0a19f58856a4715c588 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5C9A | 9656 bytes |
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