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 'ttraff.com'. The document body, though heavily obfuscated, also contains this URL, suggesting it's a primary lure. The presence of numerous other PDF links, many hosted on Shopify, indicates a potential link farm or SEO poisoning attempt to distribute malicious content. The ML classifier strongly supports the malicious nature of this PDF.
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=android+pie+developer+options+background+check
- http://files.bfmimpactcenter.com/uploads/1/3/2/7/132740445/123be.pdf
- http://files.echadmacfam.com/uploads/1/3/0/9/130969408/01ca7149433615.pdf
- http://vigaru.modernartphotograph.com/uploads/1/3/1/6/131636725/letakesawan.pdf
- http://xiguza.indiajoneseatery.com/uploads/1/3/0/9/130969600/3960996.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/8524/2276/files/61617306084.pdf
- https://cdn.shopify.com/s/files/1/0441/4518/0824/files/batosijipapuwi.pdf
- https://cdn.shopify.com/s/files/1/0438/4591/0678/files/38581950666.pdf
- https://cdn.shopify.com/s/files/1/0439/2907/5867/files/7708781873.pdf
- https://cdn.shopify.com/s/files/1/0431/7442/8827/files/37990626779.pdf
- https://cdn.shopify.com/s/files/1/0443/9549/5590/files/ca_foundation_syllabus_books.pdf
- https://cdn.shopify.com/s/files/1/0430/1189/9545/files/56212986268.pdf
- https://cdn.shopify.com/s/files/1/0440/1859/8053/files/cfa_level_1_time_value_of_money_practice_questions.pdf
- https://cdn.shopify.com/s/files/1/0440/1335/5166/files/rs3_99_divination_guide.pdf
- https://cdn.shopify.com/s/files/1/0432/1309/5067/files/malloc_calloc_realloc_free_in_c_with_example.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_off00006ec9.bin2b8a5eefd8bdb979686b55e3a197e134cd3914d305e075b30fe76fe32b6dce3c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6EC9 | 5588 bytes |
font_01_sfnt_off000081bb.binb879b1a8b1667af38cb8513995a69b6db21ff6a4ed1bf6baa07d2635924b1278 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x81BB | 9780 bytes |
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