MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains embedded links, one of which points to a known malicious redirector infrastructure at 'ttraff.com'. The document body, though heavily obfuscated, also contains this URL and other links to external PDFs, suggesting a link farm or redirection scheme. The ML classifier strongly flagged this PDF as malicious, supporting the conclusion that it is designed to lead users to harmful content.
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=exponent+properties+worksheet+kuta
- http://xaxuj.dreamupspeakupstandup.com/uploads/1/3/0/9/130969723/6c7b335.pdf
- http://nafenok.alqudspub.net/uploads/1/3/0/7/130776407/doxode_difikola_zogelufef.pdf
- http://files.raingirlphotos.com/uploads/1/3/1/4/131437930/782cc0.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/1806/7876/files/144242199.pdf
- https://cdn.shopify.com/s/files/1/0434/1638/7733/files/faporezezosifer.pdf
- https://cdn.shopify.com/s/files/1/0431/0840/1316/files/passion_translation_free.pdf
- https://cdn.shopify.com/s/files/1/0432/7335/5424/files/minecraft_1._8_8_maps.pdf
- https://cdn.shopify.com/s/files/1/0437/2014/7095/files/pile_load_test_report_format.pdf
- https://cdn.shopify.com/s/files/1/0440/2728/1558/files/canales_de_comercializacion.pdf
- https://cdn.shopify.com/s/files/1/0432/0513/2456/files/rizikowunema.pdf
- https://cdn.shopify.com/s/files/1/0432/5244/9444/files/16264671118.pdf
- https://cdn.shopify.com/s/files/1/0432/2282/7165/files/bangla_book_class_11.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_off00004623.binfaee5553a66d7972a9d4fb1d4cbce3d903c35b4a4736f8aff5c66fdc36b63895 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4623 | 5056 bytes |
font_01_sfnt_off00005763.bin21ef53292c4515bc803b651dbb3dc01eae63f2b9e23c80aad1ac0fe478c8df2b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5763 | 9188 bytes |
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